{"id":1146,"date":"2026-06-10T12:16:10","date_gmt":"2026-06-10T04:16:10","guid":{"rendered":"https:\/\/imgedits.net\/"},"modified":"2026-06-10T12:17:45","modified_gmt":"2026-06-10T04:17:45","slug":"understanding-ai-image","status":"publish","type":"post","link":"https:\/\/imgedits.net\/ja\/post\/understanding-ai-image\/","title":{"rendered":"Understanding the Foundations of AI Image Generation"},"content":{"rendered":"

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GAN\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u30d5\u30ed\u30fc<\/h3>\n \n
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\u5b9f\u753b\u50cf<\/div>\n <\/div>\n
\n \n \ud83d\udd04 \u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\uff1a\u672c\u7269\/\u507d\u7269\n <\/span>\n <\/div>\n <\/div>\n\n \n<\/article>\n\n\n\n

\u3053\u306e\u6575\u5bfe\u7684\u306a\u95a2\u4fc2\u306f\u3001\u975e\u5e38\u306b\u52b9\u679c\u7684\u306a\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u30eb\u30fc\u30d7\u3092\u8a98\u767a\u3057\u307e\u3059\u3002\u5f53\u521d\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u306f\u652f\u96e2\u6ec5\u88c2\u306a\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\uff08\u9759\u6b62\u753b\u30ce\u30a4\u30ba\uff09\u3057\u304b\u751f\u6210\u3057\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u30c7\u30a3\u30b9\u30af\u30ea\u30df\u30cd\u30fc\u30bf\u30fc\u304c\u3053\u308c\u3089\u306e\u6b20\u9665\u3092\u5bb9\u6613\u306b\u898b\u629c\u3044\u3066\u51fa\u529b\u3092\u62d2\u5426\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u306f\u3088\u308a\u8aac\u5f97\u529b\u306e\u3042\u308b\u69cb\u9020\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u5185\u90e8\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8abf\u6574\u305b\u3056\u308b\u3092\u5f97\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u9006\u306b\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u304c\u73fe\u5b9f\u3092\u6a21\u5023\u3059\u308b\u30b9\u30ad\u30eb\u3092\u5411\u4e0a\u3055\u305b\u308b\u306b\u3064\u308c\u3066\u3001\u30c7\u30a3\u30b9\u30af\u30ea\u30df\u30cd\u30fc\u30bf\u30fc\u306f\u5fae\u5999\u306a\u4e0d\u6574\u5408\u3092\u898b\u629c\u304f\u305f\u3081\u306b\u3001\u3088\u308a\u6d17\u7df4\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u7d99\u7d9a\u7684\u306a\u300c\u8ecd\u62e1\u7af6\u4e89\u300d\u306b\u3088\u308a\u3001\u6700\u7d42\u7684\u306bGAN\u306f\u975e\u5e38\u306b\u9bae\u660e\u3067\u9ad8\u89e3\u50cf\u5ea6\u306a\u9854\u3084\u7269\u4f53\u3092\u751f\u6210\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u6210\u529f\u3092\u53ce\u3081\u3066\u3044\u308b\u3082\u306e\u306e\u3001GAN\u306b\u306f\u300c\u30e2\u30fc\u30c9\u5d29\u58ca\uff08mode collapse\uff09\u300d\u3068\u3044\u3046\u9855\u8457\u306a\u9650\u754c\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u304c\u30c7\u30a3\u30b9\u30af\u30ea\u30df\u30cd\u30fc\u30bf\u30fc\u3092\u6b3a\u304f\u305f\u3081\u306e\u5358\u4e00\u306e\u51fa\u529b\u3092\u767a\u898b\u3057\u3001\u5168\u304f\u540c\u3058\u753b\u50cf\u3092\u7e70\u308a\u8fd4\u3057\u751f\u6210\u3057\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u6545\u969c\u30e2\u30fc\u30c9\u3067\u3042\u308a\u3001\u5275\u9020\u7684\u306a\u591a\u69d8\u6027\u3092\u8457\u3057\u304f\u5236\u9650\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

\u540c\u6642\u306b\u3001\u7814\u7a76\u8005\u305f\u3061\u306f\u300c\u5909\u5206\u30aa\u30fc\u30c8\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\uff08Variational Autoencoders: VAEs\uff09\u300d\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u3082\u3046\u4e00\u3064\u306e\u57fa\u790e\u7684\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u63a2\u6c42\u3057\u307e\u3057\u305f\u3002GAN\u306e\u7af6\u4e89\u7684\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068\u306f\u7570\u306a\u308a\u3001VAE\u306f\u30c7\u30fc\u30bf\u306e\u5727\u7e2e\u3068\u518d\u69cb\u6210\u306b\u5927\u304d\u304f\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u3044\u307e\u3059\u3002VAE\u306f\u3001\u5165\u529b\u753b\u50cf\u3092\u53d7\u3051\u53d6\u308a\u3001\u6700\u3082\u91cd\u8981\u306a\u69cb\u9020\u7684\u7279\u5fb4\u306e\u307f\u3092\u6349\u3048\u305f\u975e\u5e38\u306b\u52b9\u7387\u7684\u306a\u4f4e\u6b21\u5143\u306e\u6f5c\u5728\u8868\u73fe\u306b\u5727\u7e2e\u3059\u308b\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7b2c\u4e8c\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308b\u30c7\u30b3\u30fc\u30c0\u30fc\u306f\u3001\u3053\u306e\u5727\u7e2e\u3055\u308c\u305f\u8868\u73fe\u3092\u53d7\u3051\u53d6\u308a\u3001\u53ef\u80fd\u306a\u9650\u308a\u6b63\u78ba\u306b\u5143\u306e\u753b\u50cf\u3078\u3068\u5fa9\u5143\u3057\u3088\u3046\u3068\u8a66\u307f\u307e\u3059\u3002\u3053\u306e\u5727\u7e2e\u3055\u308c\u305f\u7a7a\u9593\u3092\u6b63\u898f\u5316\u3059\u308b\u3053\u3068\u3067\u3001VAE\u306f\u6f5c\u5728\u7684\u306a\u30e9\u30f3\u30c9\u30b9\u30b1\u30fc\u30d7\u3092\u6ed1\u3089\u304b\u3067\u9023\u7d9a\u7684\u306a\u3082\u306e\u306b\u4fdd\u3061\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u300c\u5186\u300d\u3068\u300c\u56db\u89d2\u300d\u306e\u5ea7\u6a19\u306e\u9593\u3067\u30e9\u30f3\u30c0\u30e0\u306a\u70b9\u3092\u9078\u629e\u3059\u308c\u3070\u3001\u30c7\u30b3\u30fc\u30c0\u30fc\u306f\u6ed1\u3089\u304b\u306b\u89d2\u306e\u4e38\u3044\u56db\u89d2\u3092\u63cf\u753b\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002VAE\u306f\u512a\u308c\u305f\u5b89\u5b9a\u6027\u3068\u591a\u69d8\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3057\u305f\u304c\u3001\u305d\u306e\u6700\u7d42\u7684\u306a\u51fa\u529b\u306f\u3057\u3070\u3057\u3070\u72ec\u7279\u306e\u307c\u3084\u3051\u304c\u751f\u3058\u3001\u4eba\u9593\u304c\u5fe0\u5b9f\u5ea6\u306e\u9ad8\u3044\u30a2\u30fc\u30c8\u306b\u671f\u5f85\u3059\u308b\u3088\u3046\u306a\u9bae\u660e\u3067\u8907\u96d1\u306a\u30c7\u30a3\u30c6\u30fc\u30eb\u3092\u6349\u3048\u304d\u308c\u306a\u3044\u3068\u3044\u3046\u6b20\u70b9\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

\u73fe\u4ee3\u306e\u30b9\u30fc\u30d1\u30fc\u30d1\u30ef\u30fc\uff1a\u62e1\u6563\u30e2\u30c7\u30eb\u3068\u30ce\u30a4\u30ba\u306e\u30e1\u30ab\u30cb\u30ba\u30e0<\/h2>\n\n\n\n

Midjourney\u3001DALL-E\u3001Stable Diffusion \u3068\u3044\u3063\u305f\u696d\u754c\u3092\u30ea\u30fc\u30c9\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u304c\u652f\u914d\u3059\u308b\u73fe\u4ee3\u306eAI\u753b\u50cf\u751f\u6210\u306e\u98a8\u666f\u306f\u3001\u300c\u62e1\u6563\u30e2\u30c7\u30eb\uff08Diffusion Models\uff09\u300d\u3068\u3057\u3066\u77e5\u3089\u308c\u308b\u5168\u304f\u7570\u306a\u308b\u30d6\u30ec\u30fc\u30af\u30b9\u30eb\u30fc\u306b\u3088\u3063\u3066\u652f\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u975e\u5e73\u8861\u7d71\u8a08\u529b\u5b66\u306e\u6982\u5ff5\u306b\u7740\u60f3\u3092\u5f97\u305f\u62e1\u6563\u30e2\u30c7\u30eb\u306f\u3001\u3053\u308c\u307e\u3067\u306e\u753b\u50cf\u5408\u6210\u306e\u30d1\u30e9\u30c0\u30a4\u30e0\u3092\u5b8c\u5168\u306b\u8986\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30e2\u30c7\u30eb\u306f\u3001\u30bc\u30ed\u304b\u3089\u4e00\u6c17\u306b\u753b\u50cf\u3092\u69cb\u7bc9\u3057\u3088\u3046\u3068\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u554f\u984c\u3092\u300c\u6bb5\u968e\u7684\u306a\u7cbe\u88fd\u30d7\u30ed\u30bb\u30b9\u300d\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002\u5236\u5fa1\u3055\u308c\u305f\u7834\u58ca\u3068\u4f53\u7cfb\u7684\u306a\u518d\u69cb\u7bc9\u306e\u6280\u8853\u3092\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u30d3\u30b8\u30e5\u30a2\u30eb\u3092\u751f\u6210\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u7fd2\u3059\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n

\u62e1\u6563\u30e2\u30c7\u30eb\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u3001\u300c\u524d\u65b9\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u300d\u3068\u300c\u9006\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u300d\u3068\u3044\u30462\u3064\u306e\u4e3b\u8981\u306a\u30d5\u30a7\u30fc\u30ba\u306b\u5206\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u524d\u65b9\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u5b8c\u5168\u306b\u9bae\u660e\u306a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u753b\u50cf\u3092\u53d6\u308a\u8fbc\u307f\u3001\u6570\u767e\u30b9\u30c6\u30c3\u30d7\u306b\u308f\u305f\u3063\u3066\u30ac\u30a6\u30b9\u30ce\u30a4\u30ba\u3092\u5c11\u3057\u305a\u3064\u610f\u56f3\u7684\u306b\u6ce8\u5165\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u30b9\u30c6\u30c3\u30d7\u304c\u9032\u3080\u306b\u3064\u308c\u3066\u3001\u753b\u50cf\u306e\u5143\u306e\u69cb\u9020\u306f\u3086\u3063\u304f\u308a\u3068\u52a3\u5316\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u524d\u65b9\u30c1\u30a7\u30fc\u30f3\u306e\u7d42\u308f\u308a\u306b\u306f\u3001\u753b\u50cf\u306f\u5b8c\u5168\u306b\u6d88\u6ec5\u3057\u3001\u4fe1\u53f7\u306e\u306a\u3044\u53e4\u3044\u30c6\u30ec\u30d3\u753b\u9762\u306e\u30db\u30ef\u30a4\u30c8\u30ce\u30a4\u30ba\u306e\u3088\u3046\u306a\u3001\u610f\u5473\u3092\u306a\u3055\u306a\u3044\u30e9\u30f3\u30c0\u30e0\u306a\u30d4\u30af\u30bb\u30eb\u72b6\u306e\u9759\u6b62\u753b\u306b\u5909\u63db\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\n

\u62e1\u6563\u30d7\u30ed\u30bb\u30b9<\/h3>\n\n \n
\n

\u524d\u65b9\u62e1\u6563 (\u305c\u3093\u307d\u3046\u304b\u304f\u3055\u3093)<\/h4>\n
\n
\u660e\u77ad\u306a\u753b\u50cf \/ \u30af\u30ea\u30a2\u306a\u753b\u50cf<\/div>\n
<\/div><\/div>\n
\u90e8\u5206\u30ce\u30a4\u30ba<\/div>\n
<\/div><\/div>\n
\u5b8c\u5168\u306a\u9759\u6b62\u753b\u30ce\u30a4\u30ba \/ \u5168\u30ce\u30a4\u30ba<\/div>\n <\/div>\n <\/div>\n\n \n
\n

\u9006\u62e1\u6563 (\u304e\u3083\u304f\u304b\u304f\u3055\u3093)<\/h4>\n
\n
\u5b8c\u5168\u306a\u9759\u6b62\u753b\u30ce\u30a4\u30ba \/ \u5168\u30ce\u30a4\u30ba<\/div>\n
<\/div><\/div>\n
\u30c7\u30ce\u30a4\u30ba\u6bb5\u968e<\/div>\n
<\/div><\/div>\n
\u6700\u7d42\u753b\u50cf<\/div>\n <\/div>\n <\/div>\n<\/div>\n\n\n\n

\u771f\u306e\u9b54\u6cd5\u306f\u3001\u5b9f\u969b\u306e\u753b\u50cf\u751f\u6210\u304c\u884c\u308f\u308c\u308b\u300c\u9006\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u300d\u3067\u8d77\u3053\u308a\u307e\u3059\u3002\u901a\u5e38 U-Net \u3068\u547c\u3070\u308c\u308b\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u5229\u7528\u3059\u308b\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u7279\u5b9a\u306e\u30ec\u30d9\u30eb\u306e\u30ce\u30a4\u30ba\u3092\u542b\u3080\u753b\u50cf\u3092\u89b3\u5bdf\u3057\u3001\u524d\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u3069\u308c\u3060\u3051\u306e\u30ce\u30a4\u30ba\u304c\u8ffd\u52a0\u3055\u308c\u305f\u304b\u3092\u6b63\u78ba\u306b\u4e88\u6e2c\u3059\u308b\u3088\u3046\u306b\u5b66\u7fd2\u3057\u307e\u3059\u3002\u6570\u5341\u5104\u3082\u306e\u4f8b\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8a13\u7df4\u3059\u308b\u3053\u3068\u3067\u3001\u4e88\u6e2c\u3055\u308c\u305f\u30ce\u30a4\u30ba\u3092\u9a5a\u7570\u7684\u306a\u7cbe\u5ea6\u3067\u5dee\u3057\u5f15\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u65b0\u3057\u3044\u753b\u50cf\u306e\u751f\u6210\u3092\u8981\u6c42\u3059\u308b\u3068\u3001AI \u306f\u7d14\u7c8b\u3067\u30e9\u30f3\u30c0\u30e0\u306a\u6570\u5b66\u7684\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\uff08\u9759\u6b62\u753b\u30ce\u30a4\u30ba\uff09\u306e\u30ad\u30e3\u30f3\u30d0\u30b9\u304b\u3089\u958b\u59cb\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u8a13\u7df4\u6e08\u307f\u306e U-Net \u3092\u7e70\u308a\u8fd4\u3057\u9069\u7528\u3057\u3001\u6bb5\u968e\u7684\u306b\u30ce\u30a4\u30ba\u306e\u5c64\u3092\u53d6\u308a\u9664\u3044\u3066\u3044\u304d\u307e\u3059\u3002\u53cd\u5fa9\u3059\u308b\u3054\u3068\u306b\u3001\u6df7\u6c8c\u306e\u4e2d\u304b\u3089\u66d6\u6627\u306a\u5f62\u72b6\u304c\u7d50\u6676\u5316\u3057\u59cb\u3081\u3001\u62bd\u8c61\u7684\u306a\u584a\u304c\u9bae\u660e\u306a\u30a8\u30c3\u30b8\u3084\u30c6\u30af\u30b9\u30c1\u30e3\u3078\u3068\u5909\u308f\u308a\u3001\u6700\u7d42\u7684\u306b\u306f\u975e\u5e38\u306b\u8a73\u7d30\u3067\u4e00\u8cab\u6027\u306e\u3042\u308b\u6700\u7d42\u753b\u50cf\u3078\u3068\u5f62\u4f5c\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u8a00\u8a9e\u3068\u753b\u7d20\u306e\u6a4b\u6e21\u3057\uff1a\u5bfe\u7167\u8a00\u8a9e\u753b\u50cf\u4e8b\u524d\u5b66\u7fd2\uff08CLIP\uff09\u306e\u5f79\u5272<\/h2>\n\n\n\n

\u62e1\u6563\u30e2\u30c7\u30eb\u306f\u30e9\u30f3\u30c0\u30e0\u306a\u30ce\u30a4\u30ba\u3092\u69cb\u9020\u5316\u3055\u308c\u305f\u30d3\u30b8\u30e5\u30a2\u30eb\u306b\u5909\u63db\u3059\u308b\u80fd\u529b\u306b\u9577\u3051\u3066\u3044\u307e\u3059\u304c\u3001\u672c\u8cea\u7684\u306b\u4eba\u9593\u306e\u8a00\u8449\u3084\u66f8\u304b\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u7406\u89e3\u3059\u308b\u80fd\u529b\u3092\u6b20\u3044\u3066\u3044\u307e\u3059\u3002\u4eba\u9593\u306e\u8a00\u8a9e\u3068\u8996\u899a\u7684\u306a\u30d4\u30af\u30bb\u30eb\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u57cb\u3081\u308b\u305f\u3081\u3001\u73fe\u4ee3\u306e\u751f\u6210\u30b7\u30b9\u30c6\u30e0\u306f\u91cd\u8981\u306a\u7ffb\u8a33\u5c64\u306b\u4f9d\u5b58\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u6700\u3082\u6709\u540d\u306a\u4f8b\u304c OpenAI \u306e\u300cCLIP\uff08Contrastive Language-Image Pre-training\uff09\u300d\u3067\u3059\u3002CLIP \u306e\u3088\u3046\u306a\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u306a\u3051\u308c\u3070\u3001\u62e1\u6563\u30e2\u30c7\u30eb\u306f\u7f8e\u3057\u304f\u30e9\u30f3\u30c0\u30e0\u306a\u98a8\u666f\u3084\u7269\u4f53\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u3066\u3082\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5177\u4f53\u7684\u306a\u6307\u793a\u30c6\u30ad\u30b9\u30c8\u306b\u5408\u308f\u305b\u3066\u5275\u4f5c\u5185\u5bb9\u3092\u8abf\u6574\u3059\u308b\u65b9\u6cd5\u3092\u77e5\u308b\u8853\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n

CLIP\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u304b\u3089\u53ce\u96c6\u3055\u308c\u305f\u81a8\u5927\u306a\u753b\u50cf\u3068\u30c6\u30ad\u30b9\u30c8\u306e\u30da\u30a2\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u8a13\u7df4\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4e3b\u306a\u76ee\u7684\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u8aac\u660e\u3068\u305d\u306e\u5bfe\u5fdc\u3059\u308b\u753b\u50cf\u304c\u5168\u304f\u540c\u3058\u6570\u5b66\u7684\u30d9\u30af\u30c8\u30eb\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u308b\u300c\u5171\u6709\u57cb\u3081\u8fbc\u307f\u7a7a\u9593\uff08shared embedding space\uff09\u300d\u3092\u5b66\u7fd2\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u300c\u672a\u6765\u7684\u306a\u30b5\u30a4\u30d0\u30fc\u30d1\u30f3\u30af\u306e\u90fd\u5e02\u306e\u30b9\u30ab\u30a4\u30e9\u30a4\u30f3\u300d\u3068\u3044\u3046\u6587\u7ae0\u3068\u3001\u30cd\u30aa\u30f3\u304c\u8f1d\u304f\u90fd\u5e02\u306e\u30c7\u30b8\u30bf\u30eb\u7d75\u753b\u306f\u3001\u3053\u306e\u591a\u6b21\u5143\u7a7a\u9593\u5185\u306e\u540c\u3058\u5ea7\u6a19\u306b\u8a98\u5c0e\u3055\u308c\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306f\u3001\u5bfe\u7167\u5b66\u7fd2\uff08contrastive learning\uff09\u3092\u901a\u3058\u3066\u3053\u308c\u3092\u9054\u6210\u3057\u3001\u4e00\u81f4\u3059\u308b\u30da\u30a2\u9593\u306e\u6570\u5b66\u7684\u6574\u5408\u6027\u3092\u6700\u5927\u5316\u3059\u308b\u4e00\u65b9\u3067\u3001\u7121\u95a2\u4fc2\u306a\u30c6\u30ad\u30b9\u30c8\u3068\u753b\u50cf\u9593\u306e\u6574\u5408\u6027\u3092\u7a4d\u6975\u7684\u306b\u6700\u5c0f\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\"\u795e\u79d8\u7684\u306a\u68ee\u306e\u4e2d\u3067\u3001\u305f\u3063\u305f\u4e00\u4eba\u306e\u6226\u58eb\u306e\u4e0a\u3067\u7ffc\u3092\u5e83\u3052\u308b\u8f1d\u304f\u4e0d\u6b7b\u9ce5\u3092\u63cf\u3044\u305f\u3001AI\u751f\u6210\u306b\u3088\u308b\u8e8d\u52d5\u611f\u3042\u3075\u308c\u308b\u30d5\u30a1\u30f3\u30bf\u30b8\u30fc\u30b7\u30fc\u30f3\u3002\u73fe\u4ee3\u306e\u751f\u6210AI\u306e\u80fd\u529b\u3092\u8c61\u5fb4\u3057\u3066\u3044\u307e\u3059\u3002\"
\u795e\u79d8\u7684\u306a\u68ee\u306e\u4e2d\u3067\u3001\u305f\u3063\u305f\u4e00\u4eba\u306e\u6226\u58eb\u306e\u4e0a\u3067\u7ffc\u3092\u5e83\u3052\u308b\u8f1d\u304f\u4e0d\u6b7b\u9ce5\u3092\u63cf\u3044\u305f\u3001AI\u751f\u6210\u306b\u3088\u308b\u8e8d\u52d5\u611f\u3042\u3075\u308c\u308b\u30d5\u30a1\u30f3\u30bf\u30b8\u30fc\u30b7\u30fc\u30f3\u3002\u73fe\u4ee3\u306e\u751f\u6210AI\u306e\u80fd\u529b\u3092\u8c61\u5fb4\u3057\u3066\u3044\u307e\u3059\u3002<\/figcaption><\/figure>\n\n\n\n

\u30e6\u30fc\u30b6\u30fc\u304c AI \u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\u306b\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u5165\u529b\u3059\u308b\u3068\u3001\u305d\u306e\u30c6\u30ad\u30b9\u30c8\u306f\u5373\u5ea7\u306b CLIP \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u9001\u308a\u8fbc\u307e\u308c\u307e\u3059\u3002\u3053\u306e\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u306f\u3001\u5358\u8a9e\u306e\u6587\u5b57\u5217\u3092\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30bb\u30de\u30f3\u30c6\u30a3\u30c3\u30af\uff08\u610f\u5473\u7684\uff09\u306a\u610f\u5473\u3092\u51dd\u7e2e\u3057\u305f\u9ad8\u5bc6\u5ea6\u306a\u6570\u5024\u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u3053\u306e\u30c6\u30ad\u30b9\u30c8\u30d9\u30af\u30c8\u30eb\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u300c\u30af\u30ed\u30b9\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3\uff08cross-attention\uff09\u300d\u3068\u547c\u3070\u308c\u308b\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u901a\u3058\u3066\u3001\u8a98\u5c0e\u529b\u3068\u3057\u3066\u9006\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u306b\u6ce8\u5165\u3055\u308c\u307e\u3059\u3002U-Net \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u304c\u6700\u521d\u306e\u9759\u6b62\u753b\u30ce\u30a4\u30ba\u306e\u30ad\u30e3\u30f3\u30d0\u30b9\u304b\u3089\u30ce\u30a4\u30ba\u3092\u53d6\u308a\u9664\u3053\u3046\u3068\u4f5c\u696d\u3059\u308b\u969b\u3001\u5e38\u306b CLIP \u30c6\u30ad\u30b9\u30c8\u30d9\u30af\u30c8\u30eb\u3068\u7167\u3089\u3057\u5408\u308f\u305b\u3066\u9032\u6357\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3\u30e1\u30ab\u30cb\u30ba\u30e0\u304c\u30c7\u30ce\u30a4\u30ba\u30d7\u30ed\u30bb\u30b9\u3092\u8a98\u5c0e\u3059\u308b\u3053\u3068\u3067\u3001\u9759\u6b62\u753b\u30ce\u30a4\u30ba\u304b\u3089\u6d6e\u304b\u3073\u4e0a\u304c\u308b\u69cb\u9020\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30d7\u30ed\u30f3\u30d7\u30c8\u3067\u8981\u6c42\u3055\u308c\u305f\u6982\u5ff5\u3001\u30b9\u30bf\u30a4\u30eb\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u6b63\u78ba\u306b\u4e00\u81f4\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u6f5c\u5728\u62e1\u6563\u3068\u6700\u9069\u5316\uff1a\u9ad8\u89e3\u50cf\u5ea6\u306e\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5411\u4e0a<\/h2>\n\n\n\n

\u62e1\u6563\u30e2\u30c7\u30eb\u958b\u767a\u306e\u521d\u671f\u6bb5\u968e\u3067\u306f\u3001\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u8a08\u7b97\u30ea\u30bd\u30fc\u30b9\u306f\u9a5a\u7570\u7684\u306a\u3082\u306e\u3067\u3057\u305f\u30021024\u00d71024\u306e\u753b\u50cf\u306e\u3059\u3079\u3066\u306e\u30d4\u30af\u30bb\u30eb\u3092\u6df1\u5c64\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6570\u767e\u30b9\u30c6\u30c3\u30d7\u3067\u51e6\u7406\u3059\u308b\u306b\u306f\u3001\u81a8\u5927\u306a\u30d3\u30c7\u30aa\u30e1\u30e2\u30ea\uff08VRAM\uff09\u3068\u83ab\u5927\u306a\u51e6\u7406\u80fd\u529b\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3084\u5e83\u7bc4\u306a\u30d1\u30d6\u30ea\u30c3\u30af\u30c7\u30d7\u30ed\u30a4\u306b\u306f\u5168\u304f\u975e\u73fe\u5b9f\u7684\u3067\u3057\u305f\u3002\u3053\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u3001Stable Diffusion\u306e\u3088\u3046\u306a\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3092\u5f62\u6210\u3059\u308b\u9769\u65b0\u7684\u306a\u6700\u9069\u5316\u6280\u8853\u3067\u3042\u308b\u300c\u6f5c\u5728\u62e1\u6563\u30e2\u30c7\u30eb\uff08Latent Diffusion Models: LDMs\uff09\u300d\u306e\u767a\u660e\u306b\u3064\u306a\u304c\u308a\u307e\u3057\u305f\u3002\u6f5c\u5728\u62e1\u6563\u306e\u6838\u5fc3\u7684\u306a\u9769\u65b0\u306f\u3001\u30ce\u30a4\u30ba\u9664\u53bb\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u304c\u3001\u5b9f\u969b\u306e\u30d4\u30af\u30bb\u30eb\u306e\u5de8\u5927\u3067\u9ad8\u6b21\u5143\u306a\u7a7a\u9593\u3067\u884c\u308f\u308c\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u70b9\u306b\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u4ee3\u308f\u308a\u306b\u3001\u30b7\u30b9\u30c6\u30e0\u306f\u5f37\u529b\u306a\u30aa\u30fc\u30c8\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u3092\u5229\u7528\u3057\u3066\u3001\u62e1\u6563\u304c\u8d77\u3053\u308b\u524d\u306b\u521d\u671f\u753b\u50cf\u3092\u306f\u308b\u304b\u306b\u5c0f\u3055\u304f\u4f4e\u6b21\u5143\u306e\u6f5c\u5728\u7a7a\u9593\u306b\u5727\u7e2e\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u901a\u5e38\u3067\u3042\u308c\u3070\u6570\u767e\u4e07\u306e\u8d64\u3001\u7dd1\u3001\u9752\u306e\u30d4\u30af\u30bb\u30eb\u5024\u3067\u69cb\u6210\u3055\u308c\u308b\u753b\u50cf\u304c\u3001\u5143\u306e\u30b5\u30a4\u30ba\u306e\u6570\u5206\u306e\u4e00\u3067\u3042\u308b\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u6570\u5b66\u7684\u8868\u73fe\u306b\u5727\u7e2e\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u308c\u3067\u3082\u3059\u3079\u3066\u306e\u672c\u8cea\u7684\u306a\u610f\u5473\u7684\u304a\u3088\u3073\u69cb\u9020\u7684\u306a\u30c7\u30fc\u30bf\u306f\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n

\u4e00\u5ea6\u753b\u50cf\u304c\u3053\u306e\u52b9\u7387\u7684\u306a\u6f5c\u5728\u7a7a\u9593\uff08latent space\uff09\u306b\u5b89\u5168\u306b\u683c\u7d0d\u3055\u308c\u308b\u3068\u3001\u524d\u65b9\u304a\u3088\u3073\u9006\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u6570\u767e\u4e07\u500b\u306e\u500b\u3005\u306e\u30d4\u30af\u30bb\u30eb\u3067\u306f\u306a\u304f\u3001\u9ad8\u5ea6\u306b\u51dd\u7e2e\u3055\u308c\u305f\u6570\u5b66\u7684\u62bd\u8c61\u3092\u64cd\u4f5c\u3059\u308b\u3060\u3051\u3067\u3042\u308b\u305f\u3081\u3001\u8a08\u7b97\u8ca0\u8377\u304c\u5287\u7684\u306b\u4f4e\u4e0b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306f\u6a19\u6e96\u7684\u306a\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u5411\u3051\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9\u30ab\u30fc\u30c9\u3067\u52b9\u7387\u7684\u306b\u5b9f\u884c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002\u9006\u62e1\u6563\u30d7\u30ed\u30bb\u30b9\u304c\u5b8c\u4e86\u3057\u3001\u6f5c\u5728\u7a7a\u9593\u5185\u3067\u30ce\u30a4\u30ba\u304c\u6b63\u5e38\u306b\u9664\u53bb\u3055\u308c\u308b\u3068\u3001\u6700\u7d42\u7684\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u6f5c\u5728\u30d9\u30af\u30c8\u30eb\u306f\u30aa\u30fc\u30c8\u30a8\u30f3\u30b3\u30fc\u30c0\u30fc\u306e\u30c7\u30b3\u30fc\u30c0\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u6e21\u3055\u308c\u307e\u3059\u3002\u30c7\u30b3\u30fc\u30c0\u30fc\u306f\u62bd\u8c61\u7684\u306a\u6570\u5024\u3092\u30d4\u30af\u30bb\u30eb\u9818\u57df\u3078\u3068\u5909\u63db\u3057\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30d9\u30af\u30c8\u30eb\u3092\u5373\u5ea7\u306b\u62e1\u5927\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u76ee\u306b\u3059\u308b\u5e83\u5927\u3067\u9bae\u660e\u306a\u9ad8\u89e3\u50cf\u5ea6\u753b\u50cf\u3078\u3068\u5fa9\u5143\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u502b\u7406\u3001\u30ea\u30a2\u30ea\u30ba\u30e0\u3001\u305d\u3057\u3066\u5408\u6210\u30e1\u30c7\u30a3\u30a2\u306e\u672a\u6765<\/h2>\n\n\n\n

\u751f\u6210 AI \u306e\u6570\u5b66\u7684\u304a\u3088\u3073\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u4e0a\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304c\u6210\u719f\u3057\u7d9a\u3051\u308b\u306b\u3064\u308c\u3001\u5408\u6210\u30e1\u30c7\u30a3\u30a2\u3068\u73fe\u5b9f\u3068\u306e\u5883\u754c\u7dda\u306f\u6025\u901f\u306b\u6d88\u5931\u3057\u3064\u3064\u3042\u308a\u307e\u3059\u3002\u62e1\u6563\u3001\u6f5c\u5728\u7a7a\u9593\u3001\u30af\u30ed\u30b9\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c6\u30ad\u30b9\u30c8\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\u3068\u3044\u3063\u305f\u57fa\u790e\u7684\u306a\u539f\u7406\u306f\u3001\u4eca\u3084 AI \u30e2\u30c7\u30eb\u304c\u8868\u9762\u4e0b\u6563\u4e71\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30a4\u30eb\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u3001\u8907\u96d1\u306a\u88ab\u5199\u754c\u6df1\u5ea6\u3068\u3044\u3063\u305f\u8907\u96d1\u306a\u5149\u5b66\u7684\u73fe\u8c61\u3092\u5fe0\u5b9f\u306b\u518d\u73fe\u3067\u304d\u308b\u30ec\u30d9\u30eb\u307e\u3067\u9032\u5316\u3057\u307e\u3057\u305f\u3002\u5b66\u8853\u7814\u7a76\u6240\u306b\u304a\u3051\u308b\u4f4e\u89e3\u50cf\u5ea6\u306e\u5b9f\u9a13\u3068\u3057\u3066\u59cb\u307e\u3063\u305f\u3082\u306e\u306f\u3001\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30c7\u30b6\u30a4\u30f3\u3001\u6620\u753b\u88fd\u4f5c\u3001\u5efa\u7bc9\u3001\u30d3\u30c7\u30aa\u30b2\u30fc\u30e0\u958b\u767a\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u7523\u696d\u9769\u547d\u3078\u3068\u82b1\u958b\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n

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<\/p>","protected":false},"excerpt":{"rendered":"

The ability of artificial intelligence to generate photorealistic imagery, intricate artwork, and complex visual designs from simple textual prompts stands as one of the most remarkable technological leaps of the twenty-first century. For decades, computer graphics relied strictly on procedural algorithms, geometric modeling, and manual manipulation by human artists. Today, generative AI models can synthesize entirely novel visuals in a matter of seconds. This paradigm shift does not emerge from a magical understanding of art, but rather from advanced mathematical frameworks, massive computational infrastructure, and deep statistical analysis of visual data. To truly understand how AI generates an image, one must look past the user interface and explore the underlying […]<\/p>\n","protected":false},"author":1,"featured_media":1148,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"How Does AI Create Images? A Simple Guide to Generative Art","_seopress_titles_desc":"Curious about how AI turns text into stunning images? Learn how diffusion models, latent space, and AI \"translators\" work together to turn your prompts into reality.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"","_seopress_redirections_param":"","_seopress_redirections_type":0,"_seopress_analysis_target_kw":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1146","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-post"],"_links":{"self":[{"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/posts\/1146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/comments?post=1146"}],"version-history":[{"count":4,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/posts\/1146\/revisions"}],"predecessor-version":[{"id":1153,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/posts\/1146\/revisions\/1153"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/media\/1148"}],"wp:attachment":[{"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/media?parent=1146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/categories?post=1146"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/imgedits.net\/ja\/wp-json\/wp\/v2\/tags?post=1146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}