{"id":10416,"date":"2026-07-26T07:13:29","date_gmt":"2026-07-25T23:13:29","guid":{"rendered":"https:\/\/infernews.com\/blog\/self-gradient-forcing-sgf-recovers-the-missing-context-gradient-path-for-self-ge\/"},"modified":"2026-07-26T07:13:29","modified_gmt":"2026-07-25T23:13:29","slug":"self-gradient-forcing-sgf-recovers-the-missing-context-gradient-path-for-self-ge","status":"publish","type":"post","link":"https:\/\/infernews.com\/blog\/self-gradient-forcing-sgf-recovers-the-missing-context-gradient-path-for-self-ge\/","title":{"rendered":"Self Gradient Forcing \u88dc\u9577\u5f71\u7247\u4e00\u81f4\u6027\u7f3a\u53e3"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/07\/pasted-cb1bf687f61b.jpg\" alt=\"Self Gradient Forcing teaser\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u751f\u6210\u5f71\u7247\u62c9\u9577\u5230\u5e7e\u5206\u9418\u4e4b\u5f8c\uff0c\u89d2\u8272\u6a23\u8c8c\u3001\u93e1\u982d\u65b9\u4f4d\u540c\u5834\u666f\u4f48\u5c40\u6108\u4f86\u6108\u5514\u7a69\uff0c\u5f80\u5f80\u4e0d\u662f\u756b\u8cea\u554f\u984c\uff0c\u800c\u662f\u6a21\u578b\u65e9\u6bb5\u5beb\u5165\u7684\u6b77\u53f2\u8a18\u61b6\u6108\u4f86\u6108\u5e6b\u4e0d\u5230\u5f8c\u9762\u5e40\u3002Self Gradient Forcing\uff08SGF\uff09\u5c6c\u65bc\u8a13\u7df4\u65b9\u6cd5\u9805\u76ee\uff0c\u6838\u5fc3\u662f\u66ff\u81ea\u56de\u6b78\u5f71\u7247\u64f4\u6563\u6a21\u578b\u88dc\u56de\u4e00\u6bb5\u539f\u672c\u7f3a\u5931\u7684 context-gradient path\uff0c\u8655\u7406 long-video extrapolation \u6642\u5e38\u898b\u7684 identity drift\u3001scene break \u540c temporal instability\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f5c\u8005\u9ede\u540d\u73fe\u6709\u505a\u6cd5\u591a\u5efa\u57fa\u65bc Self Forcing\uff1a\u6a21\u578b\u7528\u81ea\u5df1 rollout \u51fa\u4f86\u7684\u6b77\u53f2\u4f5c\u8a13\u7df4\uff0c\u7684\u78ba\u80fd\u6e1b\u5c11 exposure bias\uff0c\u4f46 historical key-value cache \u5728\u5f8c\u7e8c\u751f\u6210\u88e1\u53ea\u662f frozen rollout state\uff0c\u672a\u80fd\u8b93\u672a\u4f86\u5e40\u7684\u640d\u5931\u56de\u982d\u6559\u65e9\u524d\u7684\u8a18\u61b6\u61c9\u8a72\u600e\u6a23\u5beb\u5f97\u66f4\u6709\u7528\u3002SGF \u7684\u505a\u6cd5\u662f bounded two-pass replay\uff0c\u7b2c\u4e00\u8f2a\u5148\u7167\u63a8\u7406\u65b9\u5f0f\u7121\u68af\u5ea6 rollout\uff0c\u7b2c\u4e8c\u8f2a\u53ea\u91cd\u5efa\u62bd\u6a23\u6b65\u9a5f\u6240\u9700\u7684 context-gradient\uff0c\u907f\u958b\u5b8c\u6574\u9577\u5e8f\u5217\u53cd\u5411\u50b3\u64ad\u7684\u6210\u672c\uff0c\u540c\u6642\u4fdd\u4f4f causal memory \u7684\u53ef\u8a13\u7df4\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9805\u76ee\u73fe\u6642\u5df2\u653e\u51fa\u8a13\u7df4\u78bc\u3001\u63a8\u7406\u78bc\u540c checkpoint\uff0c\u5e95\u5c64\u63a5\u5230 Wan2.1-T2V-1.3B \u8207 Wan2.1-T2V-14B\uff0c\u4ea6\u4f9d\u8cf4 Causal-Forcing \u7684\u521d\u59cb\u5316\u6b0a\u91cd\u3002\u914d\u7f6e\u5206\u6210 framewise \u540c chunkwise \u5169\u8def\uff0c\u9810\u8a2d\u63a8\u7406\u53ef\u751f\u6210 963 \u500b latent frames\uff0c\u89e3\u78bc\u5f8c\u7d04 240 \u79d2\u300116 fps\uff0c\u74b0\u5883\u8db3\u5920\u6642\u6703\u7528 8 GPUs\uff0c\u5426\u5247\u9000\u56de\u55ae\u5361\u4e32\u884c\u751f\u6210\uff1b\u9019\u500b\u9580\u6abb\u8aaa\u660e\u5b83\u8f03\u63a5\u8fd1\u7814\u7a76\u8207\u7b97\u529b\u5bc6\u96c6\u578b\u5167\u5bb9\u751f\u7522\u6d41\u7a0b\uff0c\u800c\u4e0d\u662f\u8f15\u91cf\u5373\u958b\u5373\u7528\u5de5\u5177\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91dd\u5c0d Self Forcing \u7684 historical context-gradient gap\uff0c\u800c\u4e0d\u662f\u55ae\u7d14\u8abf\u53c3\u5ef6\u9577\u5f71\u7247<\/li>\n<li>\u7528 bounded two-pass replay \u88dc\u76e3\u7763\uff0c\u53d6\u6368\u5728\u65bc\u8a13\u7df4\u66f4\u8907\u96dc\uff0c\u4f46\u6bd4\u5168\u5e8f\u5217\u56de\u50b3\u68af\u5ea6\u66f4\u53ef\u63a7<\/li>\n<li>\u540c\u6642\u63d0\u4f9b framewise \u8207 chunkwise \u8a2d\u5b9a\uff0c\u65b9\u4fbf\u6bd4\u8f03\u4e0d\u540c\u9577\u7247\u751f\u6210\u8def\u7dda<\/li>\n<li>\u4f9d\u8cf4 Wan \u57fa\u5ea7\u6a21\u578b\u8207 Causal-Forcing \u521d\u59cb\u5316\uff0c\u90e8\u7f72\u524d\u8981\u5148\u5099\u597d\u5c0d\u61c9\u6b0a\u91cd<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c31\u5df2\u516c\u958b\u63cf\u8ff0\u4f86\u770b\uff0cSGF \u7684\u50f9\u503c\u4e0d\u5728\u53e6\u8d77\u4e00\u5957\u5168\u65b0\u751f\u6210\u67b6\u69cb\uff0c\u800c\u662f\u5728\u4fdd\u7559 native autoregressive training objective \u7684\u524d\u63d0\u4e0b\uff0c\u4fee\u6b63\u81ea\u751f\u6210\u8a18\u61b6\u7121\u6cd5\u88ab\u672a\u4f86\u640d\u5931\u6709\u6548\u76e3\u7763\u7684\u7f3a\u53e3\u3002\u5c0d\u7814\u7a76 long-horizon video generation\u3001\u9700\u8981\u55ae\u4e00 prompt \u8207 seed \u7dad\u6301\u6578\u5206\u9418\u6558\u4e8b\u4e00\u81f4\u6027\u7684\u5718\u968a\uff0c\u9019\u500b\u9805\u76ee\u6709\u76f8\u7576\u6e05\u6670\u7684\u53c3\u8003\u50f9\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/zhuang2002.github.io\/SelfGradientForcing\/\" rel=\"noopener noreferrer\"><strong>\u9805\u76ee\u4e3b\u9801<\/strong><\/a> \u00b7 <a href=\"https:\/\/github.com\/zhuang2002\/Self_Gradient_Forcing\" rel=\"noopener noreferrer\"><strong>GitHub<\/strong><\/a> \u00b7 <a href=\"https:\/\/arxiv.org\/pdf\/2607.20368\" rel=\"noopener noreferrer\"><strong>Paper<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u77ed\u7247\u8a13\u7df4\u3001\u9577\u7247\u751f\u6210\u4e4b\u9593\u6700\u6613\u51fa\u4e8b\u7684\uff0c\u5f80\u5f80\u662f\u89d2\u8272\u8d70\u6a23\u540c\u5834\u666f\u6f02\u79fb\u3002Self Gradient Forcing\u60f3\u88dc\u4e0a\u7684\uff0c\u6b63\u6b63\u662f\u9577\u6642\u9593\u5f71\u7247\u5916\u63a8\u6642\u5931\u6389\u7684\u8a18\u61b6\u76e3\u7763\u3002<\/p>\n","protected":false},"author":8,"featured_media":10415,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ai_generated_summary":"","footnotes":""},"categories":[133,31,127,141],"tags":[],"class_list":["post-10416","post","type-post","status-publish","format-standard","hentry","category-133","category-video","category-127","category-141"],"_links":{"self":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10416","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/comments?post=10416"}],"version-history":[{"count":0,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10416\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media\/10415"}],"wp:attachment":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media?parent=10416"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/categories?post=10416"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/tags?post=10416"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}