{"id":71,"date":"2024-04-14T08:53:33","date_gmt":"2024-04-13T23:53:33","guid":{"rendered":"https:\/\/ai-earthsystem-lab.com\/?p=71"},"modified":"2024-04-14T08:53:33","modified_gmt":"2024-04-13T23:53:33","slug":"%e6%95%b5%e5%af%be%e7%9a%84%e7%94%9f%e6%88%90%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%afgan","status":"publish","type":"post","link":"https:\/\/ai-earthsystem-lab.com\/?p=71","title":{"rendered":"\u6575\u5bfe\u7684\u751f\u6210\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(GAN)"},"content":{"rendered":"\n<p>Generative Adversarial Networks (GAN) \u306f\u8fd1\u5e74\u958b\u767a\u3055\u308c\u305f\u6a5f\u68b0\u5b66\u7fd2\u624b\u6cd5\u3067\u3042\u308a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc \u30d3\u30b8\u30e7\u30f3\u3001\u533b\u7642\u753b\u50cf\u306a\u3069\u306e\u591a\u304f\u306e\u5206\u91ce\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u7279\u306b\u3001\u6761\u4ef6\u4ed8\u304dGAN (c-GAN) \u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u624b\u6cd5\u306f\u3001\u4f4e\u89e3\u50cf\u5ea6\u306e\u5165\u529b\u753b\u50cf (\u6761\u4ef6) \u304b\u3089\u9ad8\u54c1\u8cea (\u73fe\u5b9f\u7684\u306b\u898b\u3048\u308b)\u306e\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u306b\u6210\u529f\u3057\u3066\u3044\u307e\u3059\u3002 \u4ed6\u306e CNN\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3 (U-Net \u306a\u3069) \u3067\u306f\u540c\u7b49\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5f97\u3089\u308c\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002 \u30c0\u30a6\u30f3\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3067\u306f\u3001c-GAN\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f 2 \u3064\u306e\u4e3b\u8981\u90e8\u5206\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u30021 \u3064\u306f\u5165\u529b (\u6761\u4ef6) \u5024\u306e\u300c\u4f4e\u89e3\u50cf\u5ea6\u300d\u306e\u6c17\u8c61\u5834\u304b\u3089\u9ad8\u89e3\u50cf\u5ea6\u306e\u6c17\u8c61\u5834\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3001\u3082\u3046 1 \u3064\u306f\u751f\u6210\u3055\u308c\u305f\u753b\u50cf\u304c\u672c\u7269 (\u30b0\u30e9\u30a6\u30f3\u30c9\u30c8\u30a5\u30eb\u30fc\u30b9) \u304b\u507d\u7269 (\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u5408\u6210\u306e\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf) \u3092\u5206\u985e\u3059\u308b\u30c7\u30a3\u30b9\u30af\u30ea\u30df\u30cd\u30fc\u30bf\u30fc\u3067\u3059\u3002 GAN\u306e\u76ee\u7684\u306f\u3001\u8b58\u5225\u5b50\u3092\u3060\u307e\u3057\u3066\u672c\u7269\u3060\u3068\u4fe1\u3058\u8fbc\u307e\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3001\u975e\u5e38\u306b\u300c\u73fe\u5b9f\u7684\u306a\u300d\u753b\u50cf\u3092\u4f5c\u6210\u3059\u308b\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u3053\u3068\u3067\u3059\u3002GAN \u3067\u306f\u3001\u6575\u5bfe\u7684\u640d\u5931\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u9805\u304c\u8ffd\u52a0\u3055\u308c\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u51fa\u529b\u306b\u56fa\u6709\u306e\u300c\u73fe\u5b9f\u6027\u300d\u5236\u7d04\u3092\u52a0\u3048\u307e\u3059\u3002 c-GAN\u306f\u3001\u7269\u7406\u7684\u306a\u4e00\u8cab\u6027\u3088\u308a\u3082\u77e5\u899a\u7684\u306a\u30ea\u30a2\u30ea\u30ba\u30e0\u304c\u512a\u5148\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308b\u30c0\u30a6\u30f3\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u63a8\u5b9a\u5024\u304c\u5fc5\u305a\u3057\u3082\u7269\u7406\u6cd5\u5247\u306b\u6e96\u62e0\u3057\u3066\u3044\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30b3\u30e1\u30f3\u30c8\uff1aGoogle\u3001Alphabet\u306e\u5b50\u4f1a\u793e\u3067\u3042\u308bDeepMind\u793e\u304c\u958b\u767a\u3057\u305fNowcasting\u30b7\u30b9\u30c6\u30e0\u306b\u3082\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u624b\u6cd5\u3067\u3001\u5f93\u6765\u306eU-Net\u30e2\u30c7\u30eb\u3088\u308a\u3082\u964d\u6c34\u5206\u5e03\u7279\u6027\u306e\u4e88\u6e2c\u7cbe\u5ea6\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3057\u307e\u3057\u305f\u3002\u898b\u305f\u76ee\u3082\u89b3\u6e2c\u3068\u3088\u304f\u4f3c\u3066\u304a\u308a\u3001\u524d\u7dda\u306e\u5168\u4f53\u7684\u306a\u7279\u6027\u304c\u3088\u304f\u63a8\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u308c\u3082\u8a73\u7d30\u306b\u898b\u308b\u3068\u65b0\u305f\u306b\u767a\u751f\u3059\u308b\u964d\u6c34\u57df\u306e\u63a8\u5b9a\u304c\u96e3\u3057\u304f\u3001\u964d\u6c34\u5e2f\u306e\u79fb\u52d5\u3082\u30ba\u30ec\u304c\u751f\u3058\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u624b\u6cd5\u3092\u4f7f\u3063\u3066\u3082\u3001\u65e2\u5b58\u306e\u624b\u6cd5\uff08\u4f8b\u3048\u3070\u3001\u6c17\u8c61\u5e81\u306e\u30ca\u30a6\u30ad\u30e3\u30b9\u30c6\u30a3\u30f3\u30b0\u306b\u7528\u3044\u3089\u308c\u3066\u3044\u308b\u30d1\u30bf\u30fc\u30f3\u30de\u30c3\u30c1\u30f3\u30b0\u6cd5\uff1a\u5916\u633f\u4e88\u5831\uff09\u3068\u6bd4\u8f03\u3057\u3066\u4e88\u6e2c\u7cbe\u5ea6\u304c\u826f\u304f\u306a\u3089\u306a\u3051\u308c\u3070\u73fe\u696d\u3067\u63a1\u7528\u3057\u306b\u304f\u304f\u3001\u3055\u3089\u306a\u308b\u624b\u6cd5\u306e\u6539\u826f\u304c\u5fc5\u8981\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002\u307e\u305f\u3001\u5358\u306b\u300c\u898b\u305f\u76ee\u300d\u3067\u306f\u306a\u304f\u3001\u30c0\u30a6\u30f3\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3055\u308c\u305f\u753b\u50cf\u304c\u7269\u7406\u7684\u306b\u6574\u5408\u3059\u308b\u3053\u3068\u3092\u793a\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u306e\u6c17\u8c61\u73fe\u8c61\u306e\u7279\u6027\u3092\u628a\u63e1\u3057\u305f\u4e0a\u3067\u5341\u5206\u306b\u6bd4\u8f03\u691c\u8a3c\u3092\u884c\u3044\u3001\u624b\u6cd5\u306e\u9069\u7528\u9650\u754c\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>https:\/\/deepmind.google\/discover\/blog\/nowcasting-the-next-hour-of-rain\/<br>Ravuri, Suman, et al. &#8220;Skilful precipitation nowcasting using deep generative models of radar.&#8221; Nature 597.7878 (2021): 672-677.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Generative Adversarial Networks (GAN) \u306f\u8fd1\u5e74\u958b\u767a\u3055\u308c\u305f\u6a5f\u68b0\u5b66\u7fd2\u624b\u6cd5\u3067\u3042\u308a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc \u30d3\u30b8\u30e7\u30f3\u3001\u533b\u7642\u753b\u50cf\u306a\u3069\u306e\u591a\u304f\u306e\u5206\u91ce\u3067\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u7279\u306b\u3001\u6761\u4ef6\u4ed8\u304dGAN (c-GA&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,5,6],"tags":[],"class_list":["post-71","post","type-post","status-publish","format-standard","hentry","category-7","category-5","category-6"],"_links":{"self":[{"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/posts\/71","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=71"}],"version-history":[{"count":1,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/posts\/71\/revisions"}],"predecessor-version":[{"id":72,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=\/wp\/v2\/posts\/71\/revisions\/72"}],"wp:attachment":[{"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=71"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=71"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai-earthsystem-lab.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=71"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}