{"id":1590,"date":"2023-08-16T20:19:10","date_gmt":"2023-08-16T20:19:10","guid":{"rendered":"https:\/\/www.gptmain.news\/?p=1590"},"modified":"2023-08-16T20:19:10","modified_gmt":"2023-08-16T20:19:10","slug":"%d0%ba%d0%b0%d0%ba-%d0%b3%d0%b5%d0%bd%d0%b5%d1%80%d0%b8%d1%80%d0%be%d0%b2%d0%b0%d1%82%d1%8c-%d0%b8%d0%b7%d0%be%d0%b1%d1%80%d0%b0%d0%b6%d0%b5%d0%bd%d0%b8%d1%8f-%d1%81-%d0%bf%d0%be%d0%bc%d0%be%d1%89","status":"publish","type":"post","link":"https:\/\/gptmain.news\/?p=1590","title":{"rendered":"\u041a\u0430\u043a \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u043e\u0432\n | GPTMain News"},"content":{"rendered":"<div id=\"\">\n<p>\u0417\u043d\u0430\u0435\u0442\u0435, \u0447\u0442\u043e \u0431\u044b\u043b\u043e \u0431\u044b \u043a\u0440\u0443\u0442\u043e?  \u0415\u0441\u043b\u0438 \u0431\u044b \u043d\u0430\u043c \u043d\u0435 \u043d\u0443\u0436\u043d\u044b \u0431\u044b\u043b\u0438 \u0432\u0441\u0435 \u044d\u0442\u0438 \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u0434\u043b\u044f \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f \u043d\u0430\u0448\u0438\u0445 \u043c\u043e\u0434\u0435\u043b\u0435\u0439.  \u042f \u0438\u043c\u0435\u044e \u0432 \u0432\u0438\u0434\u0443, \u0447\u0442\u043e \u043c\u0430\u0440\u043a\u0438\u0440\u043e\u0432\u043a\u0430 \u0438 \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u0437\u0430\u0446\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0442\u0440\u0435\u0431\u0443\u0435\u0442 \u0441\u043b\u0438\u0448\u043a\u043e\u043c \u043c\u043d\u043e\u0433\u043e \u0440\u0430\u0431\u043e\u0442\u044b.  \u041a \u0441\u043e\u0436\u0430\u043b\u0435\u043d\u0438\u044e, \u0431\u0435\u0437 \u043d\u0438\u0445 \u043d\u0435\u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e \u043e\u0431\u0443\u0447\u0438\u0442\u044c \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u043c\u043e\u0434\u0435\u043b\u0435\u0439, \u043e\u0442 \u043c\u0430\u0448\u0438\u043d \u043e\u043f\u043e\u0440\u043d\u044b\u0445 \u0432\u0435\u043a\u0442\u043e\u0440\u043e\u0432 \u0434\u043e \u0441\u0432\u0435\u0440\u0442\u043e\u0447\u043d\u044b\u0445 \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439.<\/p>\n<p>\u0417\u0430 \u0438\u0441\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0435\u043c \u043d\u0435\u0431\u043e\u043b\u044c\u0448\u043e\u0439 \u0433\u0440\u0443\u043f\u043f\u044b \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043e\u043d\u0438 \u043c\u043e\u0433\u0443\u0442.  \u0417\u0430\u0438\u043d\u0442\u0440\u0438\u0433\u043e\u0432\u0430\u043d?  \u042d\u0442\u043e \u043d\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u043d\u0435\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0435 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u0435.  \u041d\u0435\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u043e\u0435 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u0435 \u0441\u0430\u043c\u043e\u0441\u0442\u043e\u044f\u0442\u0435\u043b\u044c\u043d\u043e \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0438\u0437 \u043d\u0435\u043c\u0430\u0440\u043a\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445.  \u0421\u0430\u043c\u044b\u043c\u0438 \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u044b\u043c\u0438 \u043d\u0435\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u044b\u043c\u0438 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u0430\u043c\u0438 \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u044b K-Means, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0448\u0438\u0440\u043e\u043a\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0434\u043b\u044f \u043a\u043b\u0430\u0441\u0442\u0435\u0440\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0432 \u0433\u0440\u0443\u043f\u043f\u044b \u0438 PCA, \u0447\u0442\u043e \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0440\u0435\u0448\u0435\u043d\u0438\u0435\u043c \u0434\u043b\u044f \u0443\u043c\u0435\u043d\u044c\u0448\u0435\u043d\u0438\u044f \u0440\u0430\u0437\u043c\u0435\u0440\u043d\u043e\u0441\u0442\u0438.  K-Means \u0438 PCA, \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e, \u044f\u0432\u043b\u044f\u044e\u0442\u0441\u044f \u0434\u0432\u0443\u043c\u044f \u043b\u0443\u0447\u0448\u0438\u043c\u0438 \u043a\u043e\u0433\u0434\u0430-\u043b\u0438\u0431\u043e \u043f\u0440\u0438\u0434\u0443\u043c\u0430\u043d\u043d\u044b\u043c\u0438 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u0430\u043c\u0438 \u043c\u0430\u0448\u0438\u043d\u043d\u043e\u0433\u043e \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f.  \u0418 \u0447\u0442\u043e \u0434\u0435\u043b\u0430\u0435\u0442 \u0438\u0445 \u0435\u0449\u0435 \u043b\u0443\u0447\u0448\u0435, \u0442\u0430\u043a \u044d\u0442\u043e \u0438\u0445 \u043f\u0440\u043e\u0441\u0442\u043e\u0442\u0430.  \u042f \u0438\u043c\u0435\u044e \u0432 \u0432\u0438\u0434\u0443, \u0447\u0442\u043e \u0435\u0441\u043b\u0438 \u0432\u044b \u0438\u0445 \u043f\u043e\u0439\u043c\u0435\u0442\u0435, \u0432\u044b \u0432\u0441\u0435 \u0431\u0443\u0434\u0435\u0442\u0435 \u0442\u0430\u043a\u0438\u0435: \u00ab\u041f\u043e\u0447\u0435\u043c\u0443 \u044f \u043d\u0435 \u043f\u043e\u0434\u0443\u043c\u0430\u043b \u043e\u0431 \u044d\u0442\u043e\u043c \u0440\u0430\u043d\u044c\u0448\u0435?\u00bb<\/p>\n<p>\u0421\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0432\u043e\u043f\u0440\u043e\u0441, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442 \u043d\u0430\u043c \u0432 \u0433\u043e\u043b\u043e\u0432\u0443: \u00ab\u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u0435\u0442 \u043b\u0438 \u043d\u0435\u043a\u043e\u043d\u0442\u0440\u043e\u043b\u0438\u0440\u0443\u0435\u043c\u0430\u044f \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u0430\u044f \u0441\u0435\u0442\u044c?\u00bb.  \u0412\u044b, \u043d\u0430\u0432\u0435\u0440\u043d\u043e\u0435, \u0437\u043d\u0430\u0435\u0442\u0435 \u043e\u0442\u0432\u0435\u0442 \u0438\u0437 \u043d\u0430\u0437\u0432\u0430\u043d\u0438\u044f \u043f\u043e\u0441\u0442\u0430.<\/p>\n<h2 id=\"autoencoders\">\u0410\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u044b.<\/h2>\n<p>\u0414\u043b\u044f \u043b\u0443\u0447\u0448\u0435\u0433\u043e \u043f\u043e\u043d\u0438\u043c\u0430\u043d\u0438\u044f \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u043e\u0432 \u044f \u043f\u0440\u0438\u0432\u0435\u0434\u0443 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043a\u043e\u0434 \u0432\u043c\u0435\u0441\u0442\u0435 \u0441 \u043e\u0431\u044a\u044f\u0441\u043d\u0435\u043d\u0438\u0435\u043c.  \u041e\u0431\u0440\u0430\u0442\u0438\u0442\u0435 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435, \u0447\u0442\u043e \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c Pytorch \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u0438 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u044f \u043d\u0430\u0448\u0435\u0439 \u043c\u043e\u0434\u0435\u043b\u0438.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">import<\/span><span class=\"token plain\"> torch<\/span><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">from<\/span><span class=\"token plain\"> torch <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">import<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> optim<\/span><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">from<\/span><span class=\"token plain\"> torch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">autograd <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">import<\/span><span class=\"token plain\"> Variable<\/span><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">from<\/span><span class=\"token plain\"> torch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">nn <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">import<\/span><span class=\"token plain\"> functional <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">as<\/span><span class=\"token plain\"> F<\/span><\/p><\/pre>\n<p>\u0410\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u044b \u2014 \u044d\u0442\u043e \u043f\u0440\u043e\u0441\u0442\u044b\u0435 \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u044b\u0435 \u0441\u0435\u0442\u0438, \u0432\u044b\u0432\u043e\u0434 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0438\u0445 \u0432\u0432\u043e\u0434\u043e\u043c.  \u041f\u0440\u043e\u0441\u0442\u043e \u043a\u0430\u043a \u0442\u043e\u0442.  \u0418\u0445 \u0446\u0435\u043b\u044c \u2014 \u043d\u0430\u0443\u0447\u0438\u0442\u044c\u0441\u044f \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u0430\u0432\u043b\u0438\u0432\u0430\u0442\u044c \u0432\u0445\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.  \u041d\u043e \u043d\u0430\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u044d\u0442\u043e \u043f\u043e\u043b\u0435\u0437\u043d\u043e?  \u0425\u0438\u0442\u0440\u043e\u0441\u0442\u044c \u0437\u0430\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u0432 \u0438\u0445 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0435.  \u041f\u0435\u0440\u0432\u0430\u044f \u0447\u0430\u0441\u0442\u044c \u0441\u0435\u0442\u0438 \u2014 \u044d\u0442\u043e \u0442\u043e, \u0447\u0442\u043e \u043c\u044b \u043d\u0430\u0437\u044b\u0432\u0430\u0435\u043c \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u043c.  \u041e\u043d \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442 \u0432\u0432\u043e\u0434 \u0438 \u043a\u043e\u0434\u0438\u0440\u0443\u0435\u0442 \u0435\u0433\u043e \u0432 \u0441\u043a\u0440\u044b\u0442\u043e\u043c \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0435 \u0431\u043e\u043b\u0435\u0435 \u043d\u0438\u0437\u043a\u043e\u0433\u043e \u0438\u0437\u043c\u0435\u0440\u0435\u043d\u0438\u044f.  \u0412\u0442\u043e\u0440\u0430\u044f \u0447\u0430\u0441\u0442\u044c (\u0434\u0435\u043a\u043e\u0434\u0435\u0440) \u0431\u0435\u0440\u0435\u0442 \u044d\u0442\u043e\u0442 \u0432\u0435\u043a\u0442\u043e\u0440 \u0438 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u0443\u0435\u0442 \u0435\u0433\u043e, \u0447\u0442\u043e\u0431\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0439 \u0432\u0432\u043e\u0434.<\/p>\n<p><span class=\"gatsby-resp-image-wrapper\" style=\"position:relative;display:block;margin-left:auto;margin-right:auto;max-width:1200px\"><\/p>\n<p>    <span class=\"gatsby-resp-image-background-image\" style=\"padding-bottom:57.00000000000001%;position:relative;bottom:0;left:0;background-image:url('data:image\/jpeg;base64,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');background-size:cover;display:block\"\/><br \/>\n  <img decoding=\"async\" class=\"gatsby-resp-image-image\" alt=\"\u0410\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\" title=\"\u0410\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\" src=\"https:\/\/theaisummer.com\/static\/d57a2ae3fb095d80d99d4cca1635362c\/f93b5\/autoencoder.jpg 300w,\/static\/d57a2ae3fb095d80d99d4cca1635362c\/b4294\/autoencoder.jpg 600w,\/static\/d57a2ae3fb095d80d99d4cca1635362c\/e5166\/autoencoder.jpg 1200w,\/static\/d57a2ae3fb095d80d99d4cca1635362c\/3d2b2\/autoencoder.jpg 1574w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" style=\"width:100%;height:100%;margin:0;vertical-align:middle;position:absolute;top:0;left:0\" loading=\"lazy\"\/><\/p>\n<p>    <\/span><br \/>\n<em>\u041d\u0435\u0439\u0440\u043e\u043d\u043d\u044b\u0435 \u0441\u0435\u0442\u0438 \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u0430 \u0434\u043b\u044f \u043a\u043e\u0440\u0440\u0435\u043a\u0446\u0438\u0438 \u0432\u044b\u0431\u0440\u043e\u0441\u043e\u0432 \u0432 \u0431\u0438\u043e\u043c\u0435\u0442\u0440\u0438\u0447\u0435\u0441\u043a\u043e\u0439 \u0438\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u042d\u041a\u0413<\/em><\/p>\n<p>\u0421\u043a\u0440\u044b\u0442\u044b\u0439 \u0432\u0435\u043a\u0442\u043e\u0440 \u0432 \u0441\u0435\u0440\u0435\u0434\u0438\u043d\u0435 \u2014 \u044d\u0442\u043e \u0442\u043e, \u0447\u0442\u043e \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e, \u0442\u0430\u043a \u043a\u0430\u043a \u044d\u0442\u043e <strong>\u0441\u0436\u0430\u0442\u044b\u0439<\/strong><br \/>\n\u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0432\u0432\u043e\u0434\u0430.  \u0418 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u043c\u043d\u043e\u0433\u043e, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440:<\/p>\n<ul>\n<li>\n<p>\u0421\u0436\u0430\u0442\u0438\u0435<\/p>\n<\/li>\n<li>\n<p>\u0423\u043c\u0435\u043d\u044c\u0448\u0435\u043d\u0438\u0435 \u0440\u0430\u0437\u043c\u0435\u0440\u043d\u043e\u0441\u0442\u0438<\/p>\n<\/li>\n<\/ul>\n<p>\u0411\u043e\u043b\u0435\u0435 \u0442\u043e\u0433\u043e, \u044f\u0441\u043d\u043e, \u0447\u0442\u043e \u043c\u044b \u043c\u043e\u0436\u0435\u043c \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c \u0438\u0445 \u0434\u043b\u044f \u0432\u043e\u0441\u043f\u0440\u043e\u0438\u0437\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u0442\u0435\u0445 \u0436\u0435, \u043d\u043e \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u0434\u0440\u0443\u0433\u0438\u0445 \u0438\u043b\u0438 \u0434\u0430\u0436\u0435 \u043b\u0443\u0447\u0448\u0438\u0445 \u0434\u0430\u043d\u043d\u044b\u0445.  \u041f\u0440\u0438\u043c\u0435\u0440\u044b:<\/p>\n<ul>\n<li>\n<p>\u0428\u0443\u043c\u043e\u043f\u043e\u0434\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0445: \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u044c\u0442\u0435 \u0438\u043c \u0437\u0430\u0448\u0443\u043c\u043b\u0435\u043d\u043d\u043e\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u0438 \u043d\u0430\u0443\u0447\u0438\u0442\u0435 \u0438\u0445 \u0432\u044b\u0432\u043e\u0434\u0438\u0442\u044c \u0442\u0430\u043a\u043e\u0435 \u0436\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435, \u043d\u043e \u0431\u0435\u0437 \u0448\u0443\u043c\u0430.<\/p>\n<\/li>\n<li>\n<p>\u0423\u0432\u0435\u043b\u0438\u0447\u0435\u043d\u0438\u0435 \u043e\u0431\u0443\u0447\u0430\u044e\u0449\u0438\u0445 \u0434\u0430\u043d\u043d\u044b\u0445<\/p>\n<\/li>\n<li>\n<p>\u041e\u0431\u043d\u0430\u0440\u0443\u0436\u0435\u043d\u0438\u0435 \u0430\u043d\u043e\u043c\u0430\u043b\u0438\u0439: \u043e\u0431\u0443\u0447\u0430\u0439\u0442\u0435 \u0438\u0445 \u043d\u0430 \u043e\u0434\u043d\u043e\u043c \u043a\u043b\u0430\u0441\u0441\u0435, \u0447\u0442\u043e\u0431\u044b \u043a\u0430\u0436\u0434\u0430\u044f \u0430\u043d\u043e\u043c\u0430\u043b\u0438\u044f \u0434\u0430\u0432\u0430\u043b\u0430 \u0431\u043e\u043b\u044c\u0448\u0443\u044e \u043e\u0448\u0438\u0431\u043a\u0443 \u0440\u0435\u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438.<\/p>\n<\/li>\n<\/ul>\n<p>\u041e\u0434\u043d\u0430\u043a\u043e \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u044b \u0441\u0442\u0430\u043b\u043a\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0441 \u0442\u0435\u043c\u0438 \u0436\u0435 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0430\u043c\u0438, \u0447\u0442\u043e \u0438 \u0431\u043e\u043b\u044c\u0448\u0438\u043d\u0441\u0442\u0432\u043e \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u044b\u0445 \u0441\u0435\u0442\u0435\u0439.  \u041e\u043d\u0438 \u0441\u043a\u043b\u043e\u043d\u043d\u044b \u043a \u043f\u0435\u0440\u0435\u043e\u0441\u043d\u0430\u0449\u0435\u043d\u0438\u044e \u0438 \u0441\u0442\u0440\u0430\u0434\u0430\u044e\u0442 \u043e\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u0438\u0441\u0447\u0435\u0437\u0430\u044e\u0449\u0435\u0433\u043e \u0433\u0440\u0430\u0434\u0438\u0435\u043d\u0442\u0430.  \u0415\u0441\u0442\u044c \u043b\u0438 \u0440\u0435\u0448\u0435\u043d\u0438\u0435?<\/p>\n<h2 id=\"variational-autoencoder-vae\">\u0412\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0439 \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440 (VAE)<\/h2>\n<p>\u0412\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0439 \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440 \u2014 \u0434\u043e\u0432\u043e\u043b\u044c\u043d\u043e \u0445\u043e\u0440\u043e\u0448\u0430\u044f \u0438 \u044d\u043b\u0435\u0433\u0430\u043d\u0442\u043d\u0430\u044f \u043f\u043e\u043f\u044b\u0442\u043a\u0430.  \u041f\u043e \u0441\u0443\u0442\u0438, \u044d\u0442\u043e \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u0442 \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e\u0441\u0442\u0438, \u043d\u043e \u043d\u0435 \u0441\u043e\u0432\u0441\u0435\u043c \u0442\u043e\u0447\u043d\u043e.<\/p>\n<p>\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043e\u0431\u044a\u044f\u0441\u043d\u0438\u043c \u044d\u0442\u043e \u0434\u0430\u043b\u044c\u0448\u0435.  \u0412\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u044b \u043e\u0431\u0443\u0447\u0435\u043d\u044b \u0438\u0437\u0443\u0447\u0430\u0442\u044c \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u0435\u0439, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043c\u043e\u0434\u0435\u043b\u0438\u0440\u0443\u0435\u0442 \u0432\u0445\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435, \u0430 \u043d\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u044e, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0430\u0435\u0442 \u0432\u0445\u043e\u0434\u043d\u044b\u0435 \u0438 \u0432\u044b\u0445\u043e\u0434\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.  \u042d\u0442\u043e \u0442\u043e\u0433\u0434\u0430 <strong>\u043e\u0431\u0440\u0430\u0437\u0446\u044b<\/strong> \u0442\u043e\u0447\u043a\u0438 \u0438\u0437 \u044d\u0442\u043e\u0433\u043e \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0438 \u043f\u0435\u0440\u0435\u0434\u0430\u0442\u044c \u0438\u0445 \u0432 \u0434\u0435\u043a\u043e\u0434\u0435\u0440 \u0434\u043b\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f \u043d\u043e\u0432\u044b\u0445 \u0432\u044b\u0431\u043e\u0440\u043e\u043a \u0432\u0445\u043e\u0434\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445.  \u041d\u043e \u043f\u043e\u0434\u043e\u0436\u0434\u0438\u0442\u0435 \u043c\u0438\u043d\u0443\u0442\u043a\u0443.  \u041a\u043e\u0433\u0434\u0430 \u044f \u0441\u043b\u044b\u0448\u0443 \u043e \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0438 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u0435\u0439, \u043d\u0430 \u0443\u043c \u043f\u0440\u0438\u0445\u043e\u0434\u0438\u0442 \u0442\u043e\u043b\u044c\u043a\u043e \u043e\u0434\u043d\u043e: \u0411\u0430\u0439\u0435\u0441.  \u0418 \u0434\u0430, \u0431\u0430\u0439\u0435\u0441\u043e\u0432\u0441\u043a\u043e\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u043e \u0441\u043d\u043e\u0432\u0430 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u043c \u043f\u0440\u0438\u043d\u0446\u0438\u043f\u043e\u043c.  \u041a\u0441\u0442\u0430\u0442\u0438, \u044f \u043d\u0435 \u0445\u043e\u0447\u0443 \u043f\u0440\u0435\u0443\u0432\u0435\u043b\u0438\u0447\u0438\u0432\u0430\u0442\u044c, \u043d\u043e \u0444\u043e\u0440\u043c\u0443\u043b\u0430 \u0411\u0430\u0439\u0435\u0441\u0430 \u2014 \u043b\u0443\u0447\u0448\u0435\u0435 \u0438\u0437 \u043a\u043e\u0433\u0434\u0430-\u043b\u0438\u0431\u043e \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u044b\u0445 \u0443\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u0439.  \u0418 \u044f \u043d\u0435 \u0448\u0443\u0447\u0443.  \u042d\u0442\u043e \u043f\u043e\u0432\u0441\u044e\u0434\u0443.  \u0415\u0441\u043b\u0438 \u0432\u044b \u043d\u0435 \u0437\u043d\u0430\u0435\u0442\u0435, \u0447\u0442\u043e \u044d\u0442\u043e \u0442\u0430\u043a\u043e\u0435, \u043f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u0442\u0435.  \u041e\u0442\u0431\u0440\u043e\u0441\u044c\u0442\u0435 \u044d\u0442\u0443 \u0441\u0442\u0430\u0442\u044c\u044e \u0438 \u0443\u0437\u043d\u0430\u0439\u0442\u0435, \u0447\u0442\u043e \u0442\u0430\u043a\u043e\u0435 \u0411\u0430\u0439\u0435\u0441.  \u042f \u043f\u0440\u043e\u0449\u0443 \u0442\u0435\u0431\u044f.<\/p>\n<p>\u0412\u0435\u0440\u043d\u0435\u043c\u0441\u044f \u043a \u0432\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u043c \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440\u0430\u043c.  \u042f \u0434\u0443\u043c\u0430\u044e, \u0447\u0442\u043e \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u044f\u0441\u043d\u044f\u0435\u0442 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u044e:<\/p>\n<p><span class=\"gatsby-resp-image-wrapper\" style=\"position:relative;display:block;margin-left:auto;margin-right:auto;max-width:870px\"><\/p>\n<p>    <span class=\"gatsby-resp-image-background-image\" style=\"padding-bottom:61.66666666666666%;position:relative;bottom:0;left:0;background-image:url('data:image\/png;base64,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');background-size:cover;display:block\"\/><br \/>\n  <img decoding=\"async\" class=\"gatsby-resp-image-image\" alt=\"\u0412\u0410\u042d\" title=\"\u0412\u0410\u042d\" src=\"https:\/\/theaisummer.com\/static\/25f603171034d2fc8f6a518b8537f85a\/5a46d\/vae.png 300w,\/static\/25f603171034d2fc8f6a518b8537f85a\/0a47e\/vae.png 600w,\/static\/25f603171034d2fc8f6a518b8537f85a\/3f3b9\/vae.png 870w\" sizes=\"(max-width: 870px) 100vw, 870px\" style=\"width:100%;height:100%;margin:0;vertical-align:middle;position:absolute;top:0;left:0\" loading=\"lazy\"\/><\/p>\n<p>    <\/span><br \/>\n<em>\u0421\u0438\u043d\u0442\u0435\u0437 \u0442\u0435\u043a\u0441\u0442\u0443\u0440\u044b \u0441 \u0440\u0435\u043a\u0443\u0440\u0440\u0435\u043d\u0442\u043d\u044b\u043c \u0432\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u043c \u0430\u0432\u0442\u043e\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u043e\u043c<\/em><\/p>\n<p>\u0412\u043e\u0442 \u043e\u043d\u043e.  \u0421\u0442\u043e\u0445\u0430\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0430\u044f \u043d\u0435\u0439\u0440\u043e\u043d\u043d\u0430\u044f \u0441\u0435\u0442\u044c.  \u041f\u0440\u0435\u0436\u0434\u0435 \u0447\u0435\u043c \u043c\u044b \u0441\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u0441\u043e\u0431\u0441\u0442\u0432\u0435\u043d\u043d\u044b\u0439 \u043f\u0440\u0438\u043c\u0435\u0440, \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u043d\u043e\u0432\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f, \u0443\u043c\u0435\u0441\u0442\u043d\u043e \u043e\u0431\u0441\u0443\u0434\u0438\u0442\u044c \u0435\u0449\u0435 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0434\u0435\u0442\u0430\u043b\u0435\u0439.<\/p>\n<p>\u041e\u0434\u043d\u0438\u043c \u0438\u0437 \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u0445 \u0430\u0441\u043f\u0435\u043a\u0442\u043e\u0432 VAE \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u043f\u043e\u0442\u0435\u0440\u044c.  \u0427\u0430\u0449\u0435 \u0432\u0441\u0435\u0433\u043e \u043e\u043d \u0441\u043e\u0441\u0442\u043e\u0438\u0442 \u0438\u0437 \u0434\u0432\u0443\u0445 \u043a\u043e\u043c\u043f\u043e\u043d\u0435\u043d\u0442\u043e\u0432.  \u041f\u043e\u0442\u0435\u0440\u0438 \u043f\u0440\u0438 \u0440\u0435\u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 \u0438\u0437\u043c\u0435\u0440\u044f\u044e\u0442, \u043d\u0430\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u043e\u0441\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442\u043b\u0438\u0447\u0430\u044e\u0442\u0441\u044f \u043e\u0442 \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 (\u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, \u0431\u0438\u043d\u0430\u0440\u043d\u0430\u044f \u043f\u0435\u0440\u0435\u043a\u0440\u0435\u0441\u0442\u043d\u0430\u044f \u044d\u043d\u0442\u0440\u043e\u043f\u0438\u044f). <strong>KL-\u0434\u0438\u0432\u0435\u0440\u0433\u0435\u043d\u0446\u0438\u044f<\/strong> \u043f\u044b\u0442\u0430\u0435\u0442\u0441\u044f \u0443\u043f\u043e\u0440\u044f\u0434\u043e\u0447\u0438\u0442\u044c \u043f\u0440\u043e\u0446\u0435\u0441\u0441 \u0438 \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0440\u0435\u043a\u043e\u043d\u0441\u0442\u0440\u0443\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043a\u0430\u043a \u043c\u043e\u0436\u043d\u043e \u0431\u043e\u043b\u0435\u0435 \u0440\u0430\u0437\u043d\u043e\u043e\u0431\u0440\u0430\u0437\u043d\u044b\u043c\u0438.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">loss_function<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">recon_x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    BCE <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> F<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">binary_cross_entropy<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">recon_x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">view<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">784<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    KLD <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token number\">0.5<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">*<\/span><span class=\"token plain\"> torch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">sum<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">1<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">+<\/span><span class=\"token plain\"> logvar <\/span><span class=\"token operator\">-<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">pow<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">exp<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    KLD <\/span><span class=\"token operator\">\/=<\/span><span class=\"token plain\"> BATCH_SIZE <\/span><span class=\"token operator\">*<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">784<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> BCE <\/span><span class=\"token operator\">+<\/span><span class=\"token plain\"> KLD<\/span><\/p><\/pre>\n<p>\u0414\u0440\u0443\u0433\u0438\u043c \u0432\u0430\u0436\u043d\u044b\u043c \u0430\u0441\u043f\u0435\u043a\u0442\u043e\u043c \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0442\u043e, \u043a\u0430\u043a \u043e\u0431\u0443\u0447\u0430\u0442\u044c \u043c\u043e\u0434\u0435\u043b\u044c.  \u0422\u0440\u0443\u0434\u043d\u043e\u0441\u0442\u044c \u0432\u043e\u0437\u043d\u0438\u043a\u0430\u0435\u0442 \u0438\u0437-\u0437\u0430 \u0442\u043e\u0433\u043e, \u0447\u0442\u043e \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435, \u043a\u0430\u043a \u0438\u0437\u0432\u0435\u0441\u0442\u043d\u043e, \u0434\u0435\u0442\u0435\u0440\u043c\u0438\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u044b, \u043d\u043e \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u044b\u0439 \u0438 \u0433\u0440\u0430\u0434\u0438\u0435\u043d\u0442\u043d\u044b\u0439 \u0441\u043f\u0443\u0441\u043a \u043e\u0431\u044b\u0447\u043d\u043e \u0442\u0430\u043a \u043d\u0435 \u0440\u0430\u0431\u043e\u0442\u0430\u044e\u0442.  \u0427\u0442\u043e\u0431\u044b \u0440\u0435\u0448\u0438\u0442\u044c \u044d\u0442\u0443 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443, \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0440\u0435\u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0438\u0437\u0430\u0446\u0438\u044e.  \u0421\u043a\u0440\u044b\u0442\u044b\u0439 \u0432\u0435\u043a\u0442\u043e\u0440 (z) \u0431\u0443\u0434\u0435\u0442 \u0440\u0430\u0432\u0435\u043d \u043e\u0431\u0443\u0447\u0435\u043d\u043d\u043e\u043c\u0443 \u0441\u0440\u0435\u0434\u043d\u0435\u043c\u0443 (\u03bc) \u043d\u0430\u0448\u0435\u0433\u043e \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u043f\u043b\u044e\u0441 \u043e\u0431\u0443\u0447\u0435\u043d\u043d\u043e\u043c\u0443 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u043c\u0443 \u043e\u0442\u043a\u043b\u043e\u043d\u0435\u043d\u0438\u044e (\u03c3), \u0443\u043c\u043d\u043e\u0436\u0435\u043d\u043d\u043e\u043c\u0443 \u043d\u0430 \u044d\u043f\u0441\u0438\u043b\u043e\u043d (\u03b5), \u0433\u0434\u0435 \u03b5 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u043d\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e\u043c\u0443 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044e.  \u041c\u044b \u043f\u0435\u0440\u0435\u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0438\u0437\u0438\u0440\u0443\u0435\u043c \u0432\u044b\u0431\u043e\u0440\u043a\u0438 \u0442\u0430\u043a, \u0447\u0442\u043e\u0431\u044b \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e\u0441\u0442\u044c \u043d\u0435 \u0437\u0430\u0432\u0438\u0441\u0435\u043b\u0430 \u043e\u0442 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">reparameterize<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">if<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">training<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">            std <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">mul<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">0.5<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">exp_<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\">  <\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">            eps <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">std<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">new<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">std<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">size<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">normal_<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">            <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> eps<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">mul<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">std<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">add_<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">else<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">            <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> mu<\/span><\/p><\/pre>\n<h2 id=\"image-generation-with-autoencoders\">\u0413\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u044f \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0439 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e AutoEncoders<\/h2>\n<p>\u0412 \u043d\u0430\u0448\u0435\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043c\u044b \u043f\u043e\u043f\u044b\u0442\u0430\u0435\u043c\u0441\u044f \u0441\u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043d\u043e\u0432\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0432\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0433\u043e \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a\u0430.  \u041c\u044b \u0441\u043e\u0431\u0438\u0440\u0430\u0435\u043c\u0441\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440 \u0434\u0430\u043d\u043d\u044b\u0445 MNIST, \u0430 \u0440\u0435\u043a\u043e\u043d\u0441\u0442\u0440\u0443\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u0431\u0443\u0434\u0443\u0442 \u0440\u0443\u043a\u043e\u043f\u0438\u0441\u043d\u044b\u043c\u0438 \u0447\u0438\u0441\u043b\u043e\u0432\u044b\u043c\u0438 \u0446\u0438\u0444\u0440\u0430\u043c\u0438.  \u041a\u0430\u043a \u044f \u0443\u0436\u0435 \u0433\u043e\u0432\u043e\u0440\u0438\u043b, \u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e Pytorch \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 \u0431\u0435\u0437 \u043e\u0441\u043e\u0431\u044b\u0445 \u043f\u0440\u0438\u0447\u0438\u043d, \u043a\u0440\u043e\u043c\u0435 \u043e\u0437\u043d\u0430\u043a\u043e\u043c\u043b\u0435\u043d\u0438\u044f.  \u0412\u043e-\u043f\u0435\u0440\u0432\u044b\u0445, \u043c\u044b \u0434\u043e\u043b\u0436\u043d\u044b \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0438\u0442\u044c \u043d\u0430\u0448\u0438 \u0441\u043b\u043e\u0438.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">__init__<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        <\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">super<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">VAE<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">__init__<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc1 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Linear<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">784<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">relu <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">ReLU<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc21 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Linear<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\">  <\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc22 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Linear<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\">  <\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc3 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Linear<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc4 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Linear<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">400<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">784<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">sigmoid <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> nn<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Sigmoid<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><\/p><\/pre>\n<p>\u041a\u0430\u043a \u0432\u0438\u0434\u0438\u0442\u0435, \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043e\u0447\u0435\u043d\u044c \u043f\u0440\u043e\u0441\u0442\u0443\u044e \u0441\u0435\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0441 \u043f\u043b\u043e\u0442\u043d\u044b\u043c\u0438 (\u043b\u0438\u043d\u0435\u0439\u043d\u044b\u043c\u0438 \u0432 \u0441\u043b\u0443\u0447\u0430\u0435 pytorch) \u0441\u043b\u043e\u044f\u043c\u0438.  \u0421\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u0448\u0430\u0433\u043e\u043c \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0435\u0442 \u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0449\u0438\u043a \u0438 \u0434\u0435\u043a\u043e\u0434\u0435\u0440.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">encode<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token plain\"> <\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        h1 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">relu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc21<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">h1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc22<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">h1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\"> <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">decode<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> z<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        h3 <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">relu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc3<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">z<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">sigmoid<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">fc4<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">h3<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">forward<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token operator\">-<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token plain\"> <\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">encode<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">x<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">view<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">784<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    z <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">reparameterize<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">return<\/span><span class=\"token plain\"> self<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">decode<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">z<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><\/p><\/pre>\n<p>\u042d\u0442\u043e \u0432\u0441\u0435\u0433\u043e \u043b\u0438\u0448\u044c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0442\u0440\u043e\u043a \u043a\u043e\u0434\u0430 Python.  \u041d\u0438\u0447\u0435\u0433\u043e \u0441\u0442\u0440\u0430\u0448\u043d\u043e\u0433\u043e.  \u041d\u0430\u043a\u043e\u043d\u0435\u0446, \u043c\u044b \u043c\u043e\u0436\u0435\u043c \u043e\u0431\u0443\u0447\u0438\u0442\u044c \u043d\u0430\u0448\u0443 \u043c\u043e\u0434\u0435\u043b\u044c \u0438 \u0443\u0432\u0438\u0434\u0435\u0442\u044c \u0441\u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f.<\/p>\n<p>\u041a\u0440\u0430\u0442\u043a\u043e\u0435 \u043d\u0430\u043f\u043e\u043c\u0438\u043d\u0430\u043d\u0438\u0435: Pytorch \u0438\u043c\u0435\u0435\u0442 \u0434\u0438\u043d\u0430\u043c\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0433\u0440\u0430\u0444\u0438\u043a, \u0432 \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 tensorflow, \u0447\u0442\u043e \u043e\u0437\u043d\u0430\u0447\u0430\u0435\u0442, \u0447\u0442\u043e \u043a\u043e\u0434 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442\u0441\u044f \u043d\u0430 \u043b\u0435\u0442\u0443.  \u041d\u0435\u0442 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438 \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c \u0433\u0440\u0430\u0444, \u0430 \u0437\u0430\u0442\u0435\u043c \u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0442\u044c \u0435\u0433\u043e, Tensorflow \u043d\u0435\u0434\u0430\u0432\u043d\u043e \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b \u0432\u044b\u0448\u0435\u0443\u043a\u0430\u0437\u0430\u043d\u043d\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0441\u0442\u044c \u0441 \u0440\u0435\u0436\u0438\u043c\u043e\u043c \u0430\u043a\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f.<\/p>\n<pre class=\"prism-code language-python\" style=\"color:#F8F8F2;background-color:#282A36\"><p><span class=\"token plain\">optimizer <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> optim<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">Adam<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">model<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">parameters<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> lr<\/span><span class=\"token operator\">=<\/span><span class=\"token number\">1e<\/span><span class=\"token operator\">-<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">train<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">epoch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    model<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">train<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    train_loss <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">0<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">for<\/span><span class=\"token plain\"> batch_idx<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> _<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">in<\/span><span class=\"token plain\"> <\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">enumerate<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">train_loader<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        data <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        optimizer<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">zero_grad<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        recon_batch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> model<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        loss <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> loss_function<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">recon_batch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        loss<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">backward<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        train_loss <\/span><span class=\"token operator\">+=<\/span><span class=\"token plain\"> loss<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">]<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        optimizer<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">step<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">def<\/span><span class=\"token plain\"> <\/span><span class=\"token function\" style=\"color:rgb(80, 250, 123)\">test<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">epoch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    model<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">eval<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    test_loss <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">0<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">for<\/span><span class=\"token plain\"> i<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> <\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> _<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"> <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">in<\/span><span class=\"token plain\"> <\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">enumerate<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">test_loader<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        data <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> Variable<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> volatile<\/span><span class=\"token operator\">=<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        recon_batch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar <\/span><span class=\"token operator\">=<\/span><span class=\"token plain\"> model<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">        test_loss <\/span><span class=\"token operator\">+=<\/span><span class=\"token plain\"> loss_function<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">recon_batch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> mu<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> logvar<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">.<\/span><span class=\"token plain\">data<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">]<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\"\/><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">for<\/span><span class=\"token plain\"> epoch <\/span><span class=\"token keyword\" style=\"color:rgb(189, 147, 249);font-style:italic\">in<\/span><span class=\"token plain\"> <\/span><span class=\"token builtin\" style=\"color:rgb(189, 147, 249)\">range<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">,<\/span><span class=\"token plain\"> EPOCHS <\/span><span class=\"token operator\">+<\/span><span class=\"token plain\"> <\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">:<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    train<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">epoch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><span class=\"token plain\"\/><\/p><p><span class=\"token plain\">    test<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">(<\/span><span class=\"token plain\">epoch<\/span><span class=\"token punctuation\" style=\"color:rgb(248, 248, 242)\">)<\/span><\/p><\/pre>\n<p>\u041a\u043e\u0433\u0434\u0430 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u0435 \u0437\u0430\u0432\u0435\u0440\u0448\u0435\u043d\u043e, \u043c\u044b \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u043c \u0442\u0435\u0441\u0442\u043e\u0432\u0443\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u044e, \u0447\u0442\u043e\u0431\u044b \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c, \u043d\u0430\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0445\u043e\u0440\u043e\u0448\u043e \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u043c\u043e\u0434\u0435\u043b\u044c.  \u041d\u0430 \u0441\u0430\u043c\u043e\u043c \u0434\u0435\u043b\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u043e\u0441\u044c \u0434\u043e\u0432\u043e\u043b\u044c\u043d\u043e \u043d\u0435\u043f\u043b\u043e\u0445\u043e, \u0438 \u0441\u043a\u043e\u043d\u0441\u0442\u0440\u0443\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043f\u043e\u0447\u0442\u0438 \u0438\u0434\u0435\u043d\u0442\u0438\u0447\u043d\u044b \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b\u0443, \u0438 \u044f \u0443\u0432\u0435\u0440\u0435\u043d, \u0447\u0442\u043e \u043d\u0438\u043a\u0442\u043e \u043d\u0435 \u0441\u043c\u043e\u0433 \u0431\u044b \u043e\u0442\u043b\u0438\u0447\u0438\u0442\u044c \u0438\u0445 \u0434\u0440\u0443\u0433 \u043e\u0442 \u0434\u0440\u0443\u0433\u0430, \u043d\u0435 \u0437\u043d\u0430\u044f \u0432\u0441\u0435\u0439 \u0438\u0441\u0442\u043e\u0440\u0438\u0438.<\/p>\n<p>\u041d\u0430 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0438 \u043d\u0438\u0436\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u043d\u044b \u0438\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0444\u043e\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0438 \u0432 \u043f\u0435\u0440\u0432\u043e\u043c \u0440\u044f\u0434\u0443 \u0438 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0430\u043d\u043d\u044b\u0435 \u0432\u043e \u0432\u0442\u043e\u0440\u043e\u043c.<\/p>\n<p><span class=\"gatsby-resp-image-wrapper\" style=\"position:relative;display:block;margin-left:auto;margin-right:auto;max-width:242px\"><\/p>\n<p>    <span class=\"gatsby-resp-image-background-image\" style=\"padding-bottom:25.6198347107438%;position:relative;bottom:0;left:0;background-image:url('data:image\/jpeg;base64,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');background-size:cover;display:block\"\/><br \/>\n  <img decoding=\"async\" class=\"gatsby-resp-image-image\" alt=\"\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b VAE\" title=\"\u0420\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u044b VAE\" src=\"https:\/\/theaisummer.com\/static\/badf4fde2056a6bcdd46d02a7cb2a1a7\/46713\/vae_mnist_results.jpg 242w\" sizes=\"(max-width: 242px) 100vw, 242px\" style=\"width:100%;height:100%;margin:0;vertical-align:middle;position:absolute;top:0;left:0\" loading=\"lazy\"\/><\/p>\n<p>    <\/span><\/p>\n<p>\u041d\u0435\u043f\u043b\u043e\u0445\u043e, \u043d\u0435 \u043f\u0440\u0430\u0432\u0434\u0430 \u043b\u0438?<\/p>\n<p>\u0414\u043b\u044f \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u0438\u044f \u0431\u043e\u043b\u0435\u0435 \u043f\u043e\u0434\u0440\u043e\u0431\u043d\u043e\u0439 \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u0438 \u043e\u0431 AutoEncoders \u0432\u044b \u0434\u043e\u043b\u0436\u043d\u044b \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c \u043c\u043e\u0434\u0443\u043b\u044c 5 \u043a\u0443\u0440\u0441\u0430 Deep Learning with Tensorflow \u043e\u0442 edX.<\/p>\n<p>\u041f\u0440\u0435\u0436\u0434\u0435 \u0447\u0435\u043c \u043c\u044b \u0437\u0430\u043a\u0440\u043e\u0435\u043c \u044d\u0442\u043e\u0442 \u043f\u043e\u0441\u0442, \u044f \u0445\u043e\u0442\u0435\u043b \u0431\u044b \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0435\u0449\u0435 \u043e\u0434\u043d\u0443 \u0442\u0435\u043c\u0443.  \u041a\u0430\u043a \u043c\u044b \u0432\u0438\u0434\u0435\u043b\u0438, \u0432\u0430\u0440\u0438\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0439 \u0430\u0432\u0442\u043e\u044d\u043d\u043a\u043e\u0434\u0435\u0440 \u0441\u043c\u043e\u0433 \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u043d\u043e\u0432\u044b\u0435 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f.  \u042d\u0442\u043e \u043a\u043b\u0430\u0441\u0441\u0438\u0447\u0435\u0441\u043a\u043e\u0435 \u043f\u043e\u0432\u0435\u0434\u0435\u043d\u0438\u0435 \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u0438.  \u0413\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u044b\u0435 \u043c\u043e\u0434\u0435\u043b\u0438 \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u0443\u044e\u0442 \u043d\u043e\u0432\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.  \u0421 \u0434\u0440\u0443\u0433\u043e\u0439 \u0441\u0442\u043e\u0440\u043e\u043d\u044b, \u0434\u0438\u0441\u043a\u0440\u0438\u043c\u0438\u043d\u0430\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u043c\u043e\u0434\u0435\u043b\u0438 \u043a\u043b\u0430\u0441\u0441\u0438\u0444\u0438\u0446\u0438\u0440\u0443\u044e\u0442 \u0438\u043b\u0438 \u0440\u0430\u0437\u043b\u0438\u0447\u0430\u044e\u0442 \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043f\u043e \u043a\u043b\u0430\u0441\u0441\u0430\u043c \u0438\u043b\u0438 \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u044f\u043c.<\/p>\n<p>\u041f\u0435\u0440\u0435\u0444\u0440\u0430\u0437\u0438\u0440\u0443\u044f \u044d\u0442\u043e \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043c\u0430\u0442\u0435\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0442\u0435\u0440\u043c\u0438\u043d\u043e\u0432: \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u0430\u044f \u043c\u043e\u0434\u0435\u043b\u044c \u0438\u0437\u0443\u0447\u0430\u0435\u0442 \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u043d\u043e\u0435 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u0435\u0439 p(x,y), \u0430 \u0434\u0438\u0441\u043a\u0440\u0438\u043c\u0438\u043d\u0430\u0442\u0438\u0432\u043d\u0430\u044f \u043c\u043e\u0434\u0435\u043b\u044c \u0438\u0437\u0443\u0447\u0430\u0435\u0442 \u0443\u0441\u043b\u043e\u0432\u043d\u043e\u0435 \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u0435 \u0432\u0435\u0440\u043e\u044f\u0442\u043d\u043e\u0441\u0442\u0435\u0439 p(y|x).<\/p>\n<p>\u041d\u0430 \u043c\u043e\u0439 \u0432\u0437\u0433\u043b\u044f\u0434, \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u044b\u0435 \u043c\u043e\u0434\u0435\u043b\u0438 \u0433\u043e\u0440\u0430\u0437\u0434\u043e \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u0435\u0435, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u043e\u043d\u0438 \u043e\u0442\u043a\u0440\u044b\u0432\u0430\u044e\u0442 \u0434\u0432\u0435\u0440\u0438 \u0434\u043b\u044f \u0441\u0442\u043e\u043b\u044c\u043a\u0438\u0445 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439, \u043e\u0442 \u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u044f \u0434\u0430\u043d\u043d\u044b\u0445 \u0434\u043e \u043c\u043e\u0434\u0435\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0445 \u0431\u0443\u0434\u0443\u0449\u0438\u0445 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0439.  \u041d\u043e \u043e\u0431 \u044d\u0442\u043e\u043c \u0432 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0435\u043c \u043f\u043e\u0441\u0442\u0435.  \u0412\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u0432 \u043f\u043e\u0441\u0442\u0435 \u043e\u0431 \u043e\u0442\u043d\u043e\u0441\u0438\u0442\u0435\u043b\u044c\u043d\u043e \u043d\u043e\u0432\u043e\u043c \u0442\u0438\u043f\u0435 \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u0438, \u043d\u0430\u0437\u044b\u0432\u0430\u0435\u043c\u043e\u0439 \u0433\u0435\u043d\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e-\u0441\u043e\u0441\u0442\u044f\u0437\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0439 \u0441\u0435\u0442\u044c\u044e.<\/p>\n<p>\u0410 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src=\"data:image\/png;base64,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\" alt=\"\u041a\u043d\u0438\u0433\u0430 \u00ab\u0413\u043b\u0443\u0431\u043e\u043a\u043e\u0435 \u043e\u0431\u0443\u0447\u0435\u043d\u0438\u0435 \u0432 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u00bb\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;object-fit:contain;object-position:center;opacity:1;transition-delay:500ms\"\/><noscript><picture><source srcset=\"https:\/\/theaisummer.com\/static\/502e7c498dd9d981ac44c1dcd10f9276\/69585\/deep-learning-book-cover.png 200w,&#10;https:\/\/theaisummer.com\/static\/502e7c498dd9d981ac44c1dcd10f9276\/497c6\/deep-learning-book-cover.png 400w,&#10;https:\/\/theaisummer.com\/static\/502e7c498dd9d981ac44c1dcd10f9276\/3c17d\/deep-learning-book-cover.png 720w\" sizes=\"(max-width: 720px) 100vw, 720px\"\/><img loading=\"lazy\" sizes=\"(max-width: 720px) 100vw, 720px\" srcset=\"https:\/\/theaisummer.com\/static\/502e7c498dd9d981ac44c1dcd10f9276\/69585\/deep-learning-book-cover.png 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