{"id":1502,"date":"2022-01-07T20:54:43","date_gmt":"2022-01-07T12:54:43","guid":{"rendered":"http:\/\/139.9.1.231\/?p=1502"},"modified":"2022-01-07T20:54:44","modified_gmt":"2022-01-07T12:54:44","slug":"bicyclegan","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/01\/07\/bicyclegan\/","title":{"rendered":"BicycleGAN-\u56fe\u50cf\u4e00\u5bf9\u591a\u8f6c\u6362\u6d4b\u8bd5"},"content":{"rendered":"<div class=\"wp-block-calendar\"><table id=\"wp-calendar\" class=\"wp-calendar-table\">\n\t<caption>2026\u5e74 4\u6708<\/caption>\n\t<thead>\n\t<tr>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u4e00\">\u4e00<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u4e8c\">\u4e8c<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u4e09\">\u4e09<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u56db\">\u56db<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u4e94\">\u4e94<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u516d\">\u516d<\/th>\n\t\t<th scope=\"col\" title=\"\u661f\u671f\u65e5\">\u65e5<\/th>\n\t<\/tr>\n\t<\/thead>\n\t<tbody>\n\t<tr>\n\t\t<td colspan=\"2\" class=\"pad\">&nbsp;<\/td><td>1<\/td><td>2<\/td><td>3<\/td><td>4<\/td><td>5<\/td>\n\t<\/tr>\n\t<tr>\n\t\t<td>6<\/td><td>7<\/td><td>8<\/td><td>9<\/td><td><a href=\"http:\/\/139.9.1.231\/index.php\/2026\/04\/10\/\" aria-label=\"2026\u5e744\u670810\u65e5 \u53d1\u5e03\u7684\u6587\u7ae0\">10<\/a><\/td><td>11<\/td><td>12<\/td>\n\t<\/tr>\n\t<tr>\n\t\t<td>13<\/td><td>14<\/td><td>15<\/td><td>16<\/td><td>17<\/td><td>18<\/td><td>19<\/td>\n\t<\/tr>\n\t<tr>\n\t\t<td>20<\/td><td>21<\/td><td id=\"today\">22<\/td><td>23<\/td><td>24<\/td><td>25<\/td><td>26<\/td>\n\t<\/tr>\n\t<tr>\n\t\t<td>27<\/td><td>28<\/td><td>29<\/td><td>30<\/td>\n\t\t<td class=\"pad\" colspan=\"3\">&nbsp;<\/td>\n\t<\/tr>\n\t<\/tbody>\n\t<\/table><nav aria-label=\"\u4e0a\u4e2a\u6708\u53ca\u4e0b\u4e2a\u6708\" class=\"wp-calendar-nav\">\n\t\t<span class=\"wp-calendar-nav-prev\"><a href=\"http:\/\/139.9.1.231\/index.php\/2026\/03\/\">&laquo; 3\u6708<\/a><\/span>\n\t\t<span class=\"pad\">&nbsp;<\/span>\n\t\t<span class=\"wp-calendar-nav-next\">&nbsp;<\/span>\n\t<\/nav><\/div>\n\n\n<p>CycleGAN\u3001pix2pix\u3001iGAN\u7684\u4e3b\u8981\u8d21\u732e\u8005\u6700\u8fd1\u5728NIPS\u30002017\u4e0a\u53c8\u63a8\u51fa\u4e86\u4e00\u7bc7\u6587\u7ae0Toward Multimodal Image-to-Image Translation\uff08\u89c1https:\/\/junyanz.github.io\/BicycleGAN\/\uff0chttps:\/\/arxiv.org\/pdf\/1711.11586.pdf\uff09\uff0c\u8ba8\u8bba\u5982\u4f55\u4ece\u4e00\u5f20\u56fe\u50cf\u540c\u65f6\u8f6c\u6362\u4e3a\u591a\u5f20\u98ce\u683c\u4e0d\u4e00\u6210\u5bf9\u7684\u56fe\u50cf\u3002<\/p>\n\n\n\n<p>Pix2pix \u548c CycleGAN \u662f\u975e\u5e38\u7684\u6d41\u884cGAN\uff0c\u4e0d\u4ec5\u5728\u5b66\u672f\u754c\u6709\u8bb8\u591a\u53d8\u4f53\uff0c\u540c\u65f6\u4e5f\u6709\u8bb8\u591a\u57fa\u4e8e\u6b64\u7684\u5e94\u7528\u3002\u4f46\u662f\uff0c\u5b83\u4eec\u90fd\u6709\u4e00\u4e2a\u7f3a\u70b9\u2014\u2014\u56fe\u50cf\u7684\u8f93\u51fa\u770b\u8d77\u6765\u51e0\u4e4e\u603b\u662f\u76f8\u540c\u7684\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u8981\u6267\u884c\u6591\u9a6c\u5230\u9a6c\u7684\u8f6c\u6362\uff0c\u88ab\u8f6c\u6362\u7684\u540c\u4e00\u9a6c\u7684\u7167\u7247\u5c06\u59cb\u7ec8\u5177\u6709\u76f8\u540c\u7684\u5916\u89c2\u548c\u8272\u8c03\u3002\u8fd9\u662f\u7531\u4e8eGAN\u56fa\u6709\u7684\u7279\u6027\uff0c\u5b83\u5b66\u4f1a\u8fc7\u6ee4\u4e86\u566a\u58f0\u7684\u968f\u673a\u6027\u3002<\/p>\n\n\n\n<p>        \u50cfpix2pix\u8fd9\u6837\u7684\u56fe\u50cf\u8f6c\u6362\uff08\u4e00\u5bf9\u4e00\uff09\u7684\u65b9\u5f0f\u662f\u5b58\u5728\u6b67\u4e49\u7684\uff0c\u56e0\u4e3a\u4e0d\u53ef\u80fd\u53ea\u5bf9\u5e94\u4e00\u4e2a\u8f93\u51fa\u3002\u56e0\u6b64\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u79cd\u4e00\u5bf9\u591a\u7684\u8f93\u51fa\uff0c\u5373\u5c06\u53ef\u80fd\u8f93\u51fa\u7684\u56fe\u50cf\u662f\u5b58\u5728\u4e00\u5b9a\u7684\u5206\u5e03\u7279\u6027\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"477\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-136-1024x477.png\" alt=\"\" class=\"wp-image-1505\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-136-1024x477.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-136-300x140.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-136-768x358.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-136.png 1051w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u8bba\u6587\u7684\u4e3b\u8981\u65b9\u6cd5\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"605\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-137-1024x605.png\" alt=\"\" class=\"wp-image-1506\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-137-1024x605.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-137-300x177.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-137-768x454.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-137.png 1026w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u4e0b\u56fe\u662f BicycleGAN \u76f8\u5173\u7684\u6a21\u578b\u548c\u914d\u7f6e\u3002\u56fe(a)\u662f\u63a8\u7406\u7684\u914d\u7f6e\uff0c\u56fe\u50cfA\u4e0e\u566a\u58f0\u76f8\u7ed3\u5408\u4ee5\u751f\u6210\u56fe\u50cfB ^ \uff0c\u53ef\u4ee5\u5c06\u6b64\u770b\u4f5c\u662f cGAN \u3002\u5728BicyleGAN\u4e2d\uff0c\u5f62\u72b6\u4e3a(256, 256, 3)\u7684\u56fe\u50cfA\u662f\u6761\u4ef6\uff0c\u800c\u4ece\u6f5c\u5728\u7f16\u7801 z\u91c7\u6837\u7684\u566a\u58f0\u4e3a\u5927\u5c0f\u4e3a8\u7684\u4e00\u7ef4\u5411\u91cf\u3002\u56fe(b)\u662f pix2pix + \u566a\u58f0 \u7684\u8bad\u7ec3\u914d\u7f6e\u3002\u800c\u56fe(c) \u548c \u56fe(d) \u7684\u4e24\u4e2a\u914d\u7f6e\u7531 BicycleGAN \u8bad\u7ec3\u65f6\u4f7f\u7528\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"598\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-138-1024x598.png\" alt=\"\" class=\"wp-image-1507\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-138-1024x598.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-138-300x175.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-138-768x449.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-138.png 1027w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u7b80\u800c\u8a00\u4e4b\uff0cBicycleGAN \u53ef\u4ee5\u627e\u5230\u6f5c\u5728\u7f16\u7801z\u4e0e\u76ee\u6807\u56fe\u50cfB\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u56e0\u6b64\u751f\u6210\u5668\u53ef\u4ee5\u5728\u7ed9\u5b9a\u4e0d\u540c\u7684z\u65f6\u5b66\u4f1a\u751f\u6210\u4e0d\u540c\u7684\u56fe\u50cfB ^ \u3002\u5982\u4e0a\u56fe\u6240\u793a\uff0cBicycleGAN \u901a\u8fc7\u7ec4\u5408 cVAE-GAN \u548c cLR-GAN \u8fd9\u4e24\u79cd\u6a21\u578b\u6765\u505a\u5230\u8fd9\u4e00\u70b9\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>cVAE-GAN<br>\u2003\u2003VAE-GAN \u7684\u4f5c\u8005\u8ba4\u4e3a\uff0cL1 \u635f\u5931\u5e76\u4e0d\u662f\u8861\u91cf\u56fe\u50cf\u89c6\u89c9\u8d28\u91cf\u7684\u826f\u597d\u6307\u6807\u3002\u4f8b\u5982\uff0c\u5982\u679c\u56fe\u50cf\u5411\u53f3\u79fb\u52a8\u51e0\u4e2a\u50cf\u7d20\uff0c\u5219\u4eba\u773c\u770b\u8d77\u6765\u53ef\u80fd\u6ca1\u6709\u4ec0\u4e48\u4e0d\u540c\uff0c\u4f46\u4f1a\u5bfc\u81f4\u8f83\u5927\u7684L1\u635f\u5931\u3002\u56e0\u6b64\u4f7f\u7528 GAN \u7684\u9274\u522b\u5668\u6765\u5b66\u4e60\u76ee\u6807\u51fd\u6570\uff0c\u4ee5\u5224\u65ad\u4f2a\u9020\u7684\u56fe\u50cf\u662f\u5426\u771f\u5b9e\uff0c\u5e76\u4f7f\u7528 VAE \u4f5c\u4e3a\u751f\u6210\u5668\uff0c\u751f\u6210\u7684\u56fe\u50cf\u66f4\u6e05\u6670\u3002\u5982\u679c\u5ffd\u7565\u4e0a\u56fe(c)\u4e2d\u7684\u56fe\u50cf A \uff0c\u90a3\u5c31\u662f VAE-GAN \uff0c\u7531\u4e8e\u4ee5 A \u4e3a\u6761\u4ef6\uff0c\u5176\u6210\u4e3a\u6761\u4ef6 cVAE-GAN \u3002\u8bad\u7ec3\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul><li>VAE \u5c06\u771f\u5b9e\u56fe\u7247 B\u7f16\u7801\u4e3a\u591a\u5143\u9ad8\u65af\u5206\u5e03\u7684\u6f5c\u5728\u7f16\u7801\uff0c\u7136\u540e\u4ece\u5b83\u4eec\u4e2d\u91c7\u6837\u4ee5\u521b\u5efa\u566a\u58f0\u8f93\u5165\uff0c\u6b64\u6d41\u7a0b\u662f\u6807\u51c6\u7684VAE\u5de5\u4f5c\u6d41\u7a0b\uff1b<\/li><li>\u4f7f\u7528\u56fe\u50cf A \u4f5c\u4e3a\u6761\u4ef6\u53ca\u4ece\u6f5c\u77e2\u91cf z \u91c7\u6837\u7684\u566a\u58f0\u7528\u4e8e\u751f\u6210\u4f2a\u56fe\u50cfB ^ <\/li><\/ul>\n\n\n\n<p>\u8bad\u7ec3\u4e2d\u7684\u6570\u636e\u6d41\u4e3a B \u2212 > z \u2212 > B ^ ( \u56fe(c) \u4e2d\u7684\u5b9e\u7ebf\u7bad\u5934)\uff0c\u603b\u7684\u635f\u5931\u51fd\u6570\u7531\u4e09\u4e2a\u635f\u5931\u7ec4\u6210\uff1a<\/p>\n\n\n\n<p>\u5bf9\u6297\u635f\u5931 \\(L_{GAN}^{VAE}\\)<\/p>\n\n\n\n<p><em>L<\/em>1\u200b\u91cd\u5efa\u635f\u5931  \\(L_{1}^{VAE}(G)\\) <\/p>\n\n\n\n<p><em>KL<\/em>\u6563\u5ea6\u635f\u5931  \\(L_{KL}(E)\\)  <\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img loading=\"lazy\" width=\"1025\" height=\"350\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-139.png\" alt=\"\" class=\"wp-image-1512\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-139.png 1025w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-139-300x102.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-139-768x262.png 768w\" sizes=\"(max-width: 1025px) 100vw, 1025px\" \/><\/figure>\n\n\n\n<p>cLR-GAN(Conditional Latent Regressor GAN)<br>\u2003\u2003\u5728 cVAE-GAN \u4e2d\uff0c\u5bf9\u771f\u5b9e\u56fe\u50cfB\u8fdb\u884c\u7f16\u7801\uff0c\u4ee5\u63d0\u4f9b\u6f5c\u5728\u77e2\u91cf\u7684\u771f\u5b9e\u6837\u672c\u5e76\u4ece\u4e2d\u8fdb\u884c\u91c7\u6837\u3002\u4f46\u662f\uff0ccLR-GAN \u7684\u5904\u7406\u65b9\u5f0f\u6709\u6240\u4e0d\u540c\uff0c\u5176\u9996\u5148\u4f7f\u7528\u751f\u6210\u5668\u4ece\u968f\u673a\u566a\u58f0\u4e2d\u751f\u6210\u4f2a\u56fe\u50cf B^\uff0c\u7136\u540e\u5bf9\u4f2a\u56fe\u50cf B^ \u8fdb\u884c\u7f16\u7801\uff0c\u6700\u540e\u8ba1\u7b97\u5176\u4e0e\u8f93\u5165\u968f\u673a\u566a\u58f0\u5dee\u5f02\u3002<br>\u524d\u5411\u8ba1\u7b97\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>       \u9996\u5148\uff0c\u7c7b\u4f3c\u4e8e cGAN \uff0c\u968f\u673a\u4ea7\u751f\u4e00\u4e9b\u566a\u58f0\uff0c\u7136\u540e\u4e32\u8054\u56fe\u50cfA\u4ee5\u751f\u6210\u4f2a\u56fe\u50cf B ^ \uff0c\u4e4b\u540e\uff0c\u4f7f\u7528\u6765\u81ea VAE-GAN \u7684\u540c\u4e00\u7f16\u7801\u5668\u5c06\u4f2a\u56fe\u50cf B ^ \u7f16\u7801\u4e3a\u6f5c\u77e2\u91cf\u3002<br>       \u6700\u540e\uff0c\u4ece\u7f16\u7801\u7684\u6f5c\u77e2\u91cf\u4e2d\u91c7\u6837 z ^ \uff0c\u5e76\u7528\u8f93\u5165\u566a\u58f0 z \u8ba1\u7b97\u635f\u5931\u3002\u6570\u636e\u6d41\u4e3a z \u2212> B ^ \u2212> z ^ ( \u56fe(d) \u4e2d\u7684\u5b9e\u7ebf\u7bad\u5934)\uff0c\u6709\u4e24\u4e2a\u635f\u5931\uff1a<\/p>\n\n\n\n<p> \u5bf9\u6297\u635f\u5931 \\(L_{GAN}\\) <\/p>\n\n\n\n<p>\u566a\u58f0 N(z) \u4e0e\u6f5c\u5728\u7f16\u7801\u4e4b\u95f4\u7684 L1\u635f\u5931   \\(L_{1}^{<em>latent<\/em>}\\)  <\/p>\n\n\n\n<p>\u901a\u8fc7\u7ec4\u5408\u8fd9\u4e24\u4e2a\u6570\u636e\u6d41\uff0c\u5728\u8f93\u51fa\u548c\u6f5c\u5728\u7a7a\u95f4\u4e4b\u95f4\u5f97\u5230\u4e86\u4e00\u4e2a\u53cc\u6620\u5c04\u5faa\u73af\u3002 BicycleGAN \u4e2d\u7684 bi \u6765\u81ea\u53cc\u6620\u5c04(\u53cc\u5411\u5355\u5c04)\uff0c\u8fd9\u662f\u4e00\u4e2a\u6570\u5b66\u672f\u8bed\uff0c\u7b80\u5355\u6765\u8bf4\u5176\u8868\u793a\u4e00\u5bf9\u4e00\u6620\u5c04\uff0c\u5e76\u4e14\u662f\u53ef\u9006\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cBicycleGAN \u5c06\u8f93\u51fa\u6620\u5c04\u5230\u6f5c\u5728\u7a7a\u95f4\uff0c\u5e76\u4e14\u7c7b\u4f3c\u5730\u4ece\u6f5c\u5728\u7a7a\u95f4\u6620\u5c04\u5230\u8f93\u51fa\u3002\u603b\u635f\u5931\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"211\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-140-1024x211.png\" alt=\"\" class=\"wp-image-1521\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-140-1024x211.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-140-300x62.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-140-768x158.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-140.png 1044w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u6700\u603b\u7684\u635f\u5931\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"108\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-141-1024x108.png\" alt=\"\" class=\"wp-image-1522\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-141-1024x108.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-141-300x32.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-141-768x81.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-141.png 1044w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u53ef\u4ee5\u5206\u4e3a\u4e24\u5757\u6765\u7406\u89e3\uff0c\u7b2c\u4e00\u5757\u5c31\u662fcVAE-GAN\u7684\u8bad\u7ec3\uff0c\u6211\u4eec\u5206\u6790\u7684\u57fa\u7840\u5c31\u662f\u978b\u5b50\u7eb9\u7406\u98ce\u683c\u751f\u6210\u4e3a\u4f8b\u3002<\/p>\n\n\n\n<p>\u978b\u5b50\u7eb9\u7406\u56fe\u7247\u7ecf\u8fc7\u7f16\u7801\u5668\u5f97\u5230\u7f16\u7801\u540e\u7684latent z\u901a\u8fc7KL\u8ddd\u79bb\u5c06\u5176\u62c9\u5411\u6211\u4eec\u4e8b\u5148\u5b9a\u4e49\u597d\u7684\u5206\u5e03N(z)\u4e0a\uff0c\u5c06\u670d\u4ece\u5206\u5e03\u7684z\u4e0e\u978b\u5b50\u8349\u56feA\u7ed3\u5408\u540e\u9001\u5165\u751f\u6210\u5668G\u4e2d\u5f97\u5230\u91cd\u6784\u7684\u978b\u5b50\u7eb9\u7406\u56fe<img src=\"http:\/\/www.twistedwg.com\/assets\/img\/CrossModal\/BicycleGANbase1.png\" alt=\"\">\u3002 \u6b64\u65f6\u4e3a\u4e86\u8861\u91cf\u91cd\u6784\u548c\u771f\u5b9e\u7684\u8bef\u5dee\uff0c\u8fd9\u91cc\u7528\u4e86L1\u635f\u5931\u548cGAN\u7684\u5bf9\u6297\u601d\u60f3\u5b9e\u73b0\uff0c\u6211\u4eec\u5728\u540e\u9762\u635f\u5931\u51fd\u6570\u5206\u6790\u90e8\u5206\u518d\u8bf4\u3002\u8fd9\u6837cVAE-GAN\u90e8\u5206\u5c31\u53ef\u4ee5\u8bad\u7ec3\u4e86\uff0c<strong>cVAE GAN\u7684\u91cd\u70b9\u8fd8\u662f\u5728\u5f97\u5230\u7684embedding&nbsp;<em>z<\/em><\/strong>\u3002<\/p>\n\n\n\n<p>\u53e6\u4e00\u5757\u5c31\u662fcLR-GAN\u7684\u8bad\u7ec3\uff0c\u5c06\u978b\u5b50\u8349\u56feA\u548c\u5206\u5e03N(z)\u7ed3\u5408\u7ecf\u8fc7\u751f\u6210\u5668G\u5f97\u5230\u978b\u5b50\u7eb9\u7406\u56fe<img src=\"http:\/\/www.twistedwg.com\/assets\/img\/CrossModal\/BicycleGANbase1.png\" alt=\"\">\uff0c \u518d\u901a\u8fc7\u5bf9\u751f\u6210\u7684\u7eb9\u7406\u56fe\u7f16\u7801\u540e\u5f97\u5230\u7684z\u53bb\u8d8b\u8fd1\u5206\u5e03N(z)\u6765\u53cd\u5411\u77eb\u6b63\u751f\u6210\u56fe\uff0c\u8fbe\u5230\u4e00\u4e2a\u53d8\u76f8\u7684\u5faa\u73af\u3002<\/p>\n\n\n\n<p>\u5f53\u8fd9\u4e24\u90e8\u5206\u8bad\u7ec3\u7684\u5f88\u597d\u65f6\uff0c\u8fd9\u4e2a\u5c31\u662f\u6211\u4eec\u9700\u8981\u7684BicycleGAN\u4e86\uff0c\u5728\u68c0\u9a8c\u8bad\u7ec3\u6548\u679c\u65f6\u6211\u4eec\u53ea\u9700\u8981\uff0c\u8f93\u5165A\u52a0\u4e0aN(z)\u5c31\u53ef\u4ee5\u751f\u6210\u978b\u5b50\u7684\u7eb9\u7406\u56fe\u4e86\uff0c \u8fd9\u4e2aN(z)\u5177\u4f53\u4e3a\u4ec0\u4e48\u600e\u4e48\u53d6\u5c06\u51b3\u5b9a\u751f\u6210\u4e3a\u7eb9\u7406\u7684\u98ce\u683c\u4e86\u3002<\/p>\n\n\n\n<p><strong>\u4e00\u4e9b\u7ec6\u8282<\/strong><\/p>\n\n\n\n<ul><li>\u8fd9\u91cc\u6709\u4e00\u4e2a\u5c0ftrike\u5c31\u662fz\u548c\u56fe\u7247A\u7684\u7ed3\u5408\u9001\u5165\u751f\u6210\u5668G\u7684\u7ed3\u5408\u65b9\u6cd5\uff0c\u6587\u4e2d\u7ed9\u51fa\u4e86\u4e24\u79cd\u65b9\u6cd5\uff1a\u4e00\u79cd\u76f4\u63a5concat\u5728input\u7684channel\u4e0a\uff0c\u4e00\u79cdUnet\u5728\u538b\u7f29\u7684\u65f6\u5019\uff0c\u6bcf\u6b21\u7ed3\u679c\u90fd\u52a0\u3002 \u6211\u4eec\u901a\u8fc7\u56fe\u89e3\u53ef\u4ee5\u66f4\u597d\u7406\u89e3\u3002<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img loading=\"lazy\" width=\"1024\" height=\"305\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-142-1024x305.png\" alt=\"\" class=\"wp-image-1525\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-142-1024x305.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-142-300x89.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-142-768x229.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/01\/image-142.png 1045w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>pytorch\u4ee3\u7801\uff1a<a href=\"https:\/\/github.com\/junyanz\/BicycleGAN\">https:\/\/github.com\/junyanz\/BicycleGAN<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>CycleGAN\u3001pix2pix\u3001iGAN\u7684\u4e3b\u8981\u8d21\u732e\u8005\u6700\u8fd1\u5728NIPS\u30002017\u4e0a\u53c8\u63a8\u51fa\u4e86\u4e00\u7bc7\u6587\u7ae0Toward  &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2022\/01\/07\/bicyclegan\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">BicycleGAN-\u56fe\u50cf\u4e00\u5bf9\u591a\u8f6c\u6362\u6d4b\u8bd5<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,12],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/1502"}],"collection":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/comments?post=1502"}],"version-history":[{"count":18,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/1502\/revisions"}],"predecessor-version":[{"id":1527,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/1502\/revisions\/1527"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=1502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=1502"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=1502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}