{"id":5423,"date":"2024-12-28T10:08:55","date_gmt":"2024-12-28T02:08:55","guid":{"rendered":"https:\/\/nullthought.net\/?p=5423"},"modified":"2024-12-28T10:08:56","modified_gmt":"2024-12-28T02:08:56","slug":"%e6%89%a9%e6%95%a3%e6%a8%a1%e5%9e%8b%ef%bc%88diffusion-model%ef%bc%89%e7%9a%84%e6%b3%9b%e5%8c%96%e6%ba%90%e4%ba%8e%e5%87%a0%e4%bd%95%e8%87%aa%e9%80%82%e5%ba%94%e8%b0%90%e6%b3%a2%e8%a1%a8%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/nullthought.net\/?p=5423","title":{"rendered":"\u6269\u6563\u6a21\u578b\uff08diffusion model\uff09\u7684\u6cdb\u5316\u6e90\u4e8e\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u8868\u793a\uff08geometry-adaptive harmonic representation\uff09"},"content":{"rendered":"\n

\u6df1\u5ea6\u795e\u7ecf\u7f51\u7edc\uff08Deep Neural Networks, DNNs\uff09\u901a\u8fc7\u6269\u6563\u6a21\u578b\u8868\u73b0\u51fa\u5728\u56fe\u50cf\u751f\u6210\u548c\u53bb\u566a\u4efb\u52a1\u4e2d\u7684\u5f3a\u5927\u80fd\u529b\u3002\u8bba\u6587Generalization in diffusion models arises from geometry-adaptive harmonic representations<\/a><\/strong>\uff08\u300a\u6269\u6563\u6a21\u578b\u7684\u6cdb\u5316\u6e90\u4e8e\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u8868\u793a\u300b\uff09\u7814\u7a76\u4e86DNN\u6cdb\u5316\u80fd\u529b\u7684\u6765\u6e90\uff0c\u53d1\u73b0\u5176\u5bf9\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa\uff08Geometry-Adaptive Harmonic Bases, GAHBs\uff09\u7684\u504f\u5411\u4f7f\u5f97\u5176\u80fd\u591f\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\u5b9e\u73b0\u6cdb\u5316\u3002\u5728\u8bad\u7ec3\u96c6\u8db3\u591f\u5927\u65f6\uff0cDNN\u5b66\u4e60\u5230\u7684\u5f97\u5206\u51fd\u6570\u80fd\u591f\u4ece\u4e0d\u540c\u8bad\u7ec3\u5b50\u96c6\u95f4\u6536\u655b\u5230\u51e0\u4e4e\u76f8\u540c\u7684\u5bc6\u5ea6\u6a21\u578b\uff0c\u4ece\u800c\u5b9e\u73b0\u9ad8\u8d28\u91cf\u4e14\u591a\u6837\u5316\u7684\u6837\u672c\u751f\u6210\u3002<\/p>\n\n\n\n

\u8bba\u6587\u4f5c\u8005\u4e3aZahra Kadkhodaie, Florentin Guth, Eero P. Simoncelli, St\u00e9phane Mallat\uff0c\u6765\u81eaNew York University\u548cColl\u00e8ge de France\u3002<\/p>\n\n\n\n

\n\n\n\n

\u6269\u6563\u6a21\u578b\u8fd1\u5e74\u6765\u5728\u9ad8\u7ef4\u56fe\u50cf\u751f\u6210\u4efb\u52a1\u4e2d\u8868\u73b0\u51fa\u8272\uff0c\u7279\u522b\u662f\u5728\u56fe\u50cf\u53bb\u566a\u548c\u5bc6\u5ea6\u4f30\u8ba1\u4efb\u52a1\u4e2d\u3002\u5c3d\u7ba1\u9ad8\u7ef4\u5bc6\u5ea6\u4f30\u8ba1\u901a\u5e38\u56e0\u7ef4\u5ea6\u8bc5\u5492\u800c\u53d8\u5f97\u56f0\u96be\uff0c\u4f46DNN\u901a\u8fc7\u5f52\u7eb3\u504f\u7f6e\u514b\u670d\u4e86\u8fd9\u4e00\u6311\u6218\u3002\u8bba\u6587\u4f5c\u8005\u8bd5\u56fe\u63ed\u793a\uff1a<\/p>\n\n\n\n

    \n
  1. \u6a21\u578b\u662f\u5426\u80fd\u591f\u771f\u6b63\u6cdb\u5316\uff0c\u8fd8\u662f\u4ec5\u4ec5\u8bb0\u5fc6\u4e86\u8bad\u7ec3\u6837\u672c\u3002<\/li>\n\n\n\n
  2. \u6a21\u578b\u5982\u4f55\u5229\u7528\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa\u5b9e\u73b0\u53bb\u566a\u548c\u56fe\u50cf\u751f\u6210\u3002<\/li>\n<\/ol>\n\n\n\n

    \u4e00\u3001\u4e3b\u8981\u8d21\u732e<\/h4>\n\n\n\n
      \n
    1. \u786e\u5b9aDNN\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\u6cdb\u5316\uff0c\u8bad\u7ec3\u4e24\u4e2a\u72ec\u7acb\u7684\u53bb\u566a\u5668\uff0c\u5b83\u4eec\u4f1a\u6536\u655b\u5230\u76f8\u540c\u7684\u5f97\u5206\u51fd\u6570\u3002<\/li>\n\n\n\n
    2. \u63d0\u51fa\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa\uff0c\u5e76\u901a\u8fc7\u7406\u8bba\u548c\u5b9e\u9a8c\u5206\u6790\u8868\u660eDNN\u504f\u5411\u4e8e\u8fd9\u79cd\u8868\u793a\u3002<\/li>\n\n\n\n
    3. \u5c55\u793aDNN\u5728\u67d0\u4e9b\u56fe\u50cf\u7c7b\u522b\u4e2d\u7684\u6027\u80fd\u63a5\u8fd1\u6700\u4f18\uff0c\u4f46\u5728\u5176\u4ed6\u7c7b\u522b\u4e2d\u8868\u73b0\u4e0d\u4f73\uff0c\u8868\u660e\u5176\u504f\u7f6e\u7684\u5c40\u9650\u6027\u3002<\/li>\n<\/ol>\n\n\n\n

      \u4e8c\u3001\u7406\u8bba\u80cc\u666f<\/h4>\n\n\n\n

      \u4e00\uff09 \u6269\u6563\u6a21\u578b\u548c\u53bb\u566a<\/h5>\n\n\n\n

      \u6269\u6563\u6a21\u578b\u901a\u8fc7\u5b66\u4e60\u566a\u58f0\u5206\u5e03\u7684\u68af\u5ea6\uff08\u5f97\u5206\u51fd\u6570\uff09\u95f4\u63a5\u4f30\u8ba1\u539f\u59cb\u56fe\u50cf\u5206\u5e03\u3002\u53bb\u566a\u7684\u5747\u65b9\u8bef\u5dee\uff08MSE\uff09\u53ef\u4ee5\u4f5c\u4e3a\u6a21\u578b\u8bef\u5dee\u7684\u754c\u5b9a\u6307\u6807\u3002\u7406\u8bba\u4e0a\uff0c\u5f53\u53bb\u566a\u5668\u7684\u504f\u5dee\u548c\u65b9\u5dee\u63a5\u8fd1\u96f6\u65f6\uff0c\u6a21\u578b\u53ef\u4ee5\u751f\u6210\u63a5\u8fd1\u771f\u5b9e\u5206\u5e03\u7684\u6837\u672c\u3002<\/p>\n\n\n\n

      \u4e8c\uff09\u6cdb\u5316\u7684\u5b9a\u4e49<\/h5>\n\n\n\n

      \u6cdb\u5316\u7684\u8868\u73b0\u4e3a\u8bad\u7ec3\u6837\u672c\u6570\u91cf\u8f83\u5927\u65f6\uff0c\u6a21\u578b\u5bf9\u8bad\u7ec3\u6570\u636e\u7684\u4f9d\u8d56\u6027\u964d\u4f4e\uff0c\u5176\u8f93\u51fa\u8d28\u91cf\u5728\u8bad\u7ec3\u96c6\u548c\u6d4b\u8bd5\u96c6\u4e0a\u65e0\u663e\u8457\u5dee\u5f02\u3002<\/p>\n\n\n\n

      \u4e09\u3001\u5b9e\u9a8c\u7ed3\u679c<\/h4>\n\n\n\n

      \u4e00\uff09\u6cdb\u5316\u80fd\u529b\u7684\u8f6c\u53d8<\/h5>\n\n\n\n
        \n
      1. \u5b9e\u9a8c\u8bbe\u7f6e<\/strong>\uff1a\u5728\u4e0d\u540c\u89c4\u6a21\u7684\u8bad\u7ec3\u96c6\u4e0a\u8bad\u7ec3\u53bb\u566a\u5668\uff0c\u4f7f\u7528CelebA\u548cLSUN\u7b49\u6570\u636e\u96c6\uff0c\u5206\u522b\u9a8c\u8bc1\u4ece\u8bb0\u5fc6\u5230\u6cdb\u5316\u7684\u8f6c\u53d8\u3002<\/li>\n\n\n\n
      2. \u7ed3\u679c\u5206\u6790<\/strong>\uff1a\u8bad\u7ec3\u96c6\u89c4\u6a21\u8fbe\u5230 105<\/sup> \u65f6\uff0c\u6a21\u578b\u7684\u6d4b\u8bd5\u8bef\u5dee\u548c\u8bad\u7ec3\u8bef\u5dee\u51e0\u4e4e\u4e00\u81f4\uff0c\u663e\u793a\u51fa\u663e\u8457\u7684\u6cdb\u5316\u80fd\u529b\u3002<\/li>\n<\/ol>\n\n\n\n
        \u4e8c\uff09\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa<\/h5>\n\n\n\n
          \n
        1. \u53bb\u566a\u7684\u81ea\u9002\u5e94\u57fa\u5206\u89e3<\/strong>\uff1a\u901a\u8fc7\u5206\u6790\u53bb\u566a\u7f51\u7edc\u7684\u96c5\u53ef\u6bd4\u77e9\u9635\uff0c\u53d1\u73b0DNN\u503e\u5411\u4e8e\u5728\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa\u4e2d\u6267\u884c\u53bb\u566a\u64cd\u4f5c\u3002<\/li>\n\n\n\n
        2. \u5e26\u72b6\u57fa\u548c\u5e26\u72b6\u56fe\u50cf<\/strong>\uff1a\u5728\u5e26\u6709\u89c4\u5219\u8fb9\u754c\u7684\u51e0\u4f55\u56fe\u50cf\u4e0a\uff0cDNN\u5b66\u4e60\u7684\u57fa\u4e0e\u5e26\u72b6\u57fa\u7c7b\u4f3c\uff0c\u5176\u6027\u80fd\u63a5\u8fd1\u6700\u4f18\u3002<\/li>\n<\/ol>\n\n\n\n
          \u4e09\uff09\u5c40\u9650\u6027\u6d4b\u8bd5<\/h5>\n\n\n\n
            \n
          1. \u4f4e\u7ef4\u6d41\u5f62\u6570\u636e<\/strong>\uff1a\u5728\u652f\u6491\u4e8e\u4f4e\u7ef4\u6d41\u5f62\u4e0a\u7684\u6570\u636e\u4e2d\uff0cDNN\u8868\u73b0\u4e3a\u6b21\u4f18\u6027\u80fd\uff0c\u663e\u793a\u5176\u5f52\u7eb3\u504f\u7f6e\u4e0d\u5b8c\u5168\u5bf9\u9f50\u3002<\/li>\n\n\n\n
          2. \u968f\u673a\u6253\u4e71\u50cf\u7d20\u7684\u56fe\u50cf<\/strong>\uff1a\u6a21\u578b\u5728\u50cf\u7d20\u968f\u673a\u6392\u5217\u7684\u6570\u636e\u4e0a\u8868\u73b0\u8f83\u5dee\uff0c\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86DNN\u7684\u51e0\u4f55\u8c10\u6ce2\u504f\u7f6e\u3002<\/li>\n<\/ol>\n\n\n\n

            \u56db\u3001\u8ba8\u8bba<\/h4>\n\n\n\n
              \n
            1. \u5f52\u7eb3\u504f\u7f6e\u7684\u672c\u8d28<\/strong>\uff1aDNN\u7684\u5377\u79ef\u67b6\u6784\u548c\u975e\u7ebf\u6027\u6fc0\u6d3b\u51fd\u6570\uff08\u5982ReLU\uff09\u5171\u540c\u4fc3\u6210\u4e86\u51e0\u4f55\u81ea\u9002\u5e94\u8c10\u6ce2\u57fa\u7684\u5f62\u6210\u3002<\/li>\n\n\n\n
            2. \u672a\u6765\u7814\u7a76\u65b9\u5411<\/strong>\uff1a\u63a2\u7d22GAHB\u7684\u6570\u5b66\u5b9a\u4e49\uff0c\u4ee5\u53ca\u8fd9\u79cd\u504f\u7f6e\u5728\u5176\u4ed6\u4efb\u52a1\u4e2d\u7684\u8868\u73b0\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

              \u6df1\u5ea6\u795e\u7ecf\u7f51\u7edc\uff08Deep Neural Networks, DNNs\uff09\u901a\u8fc7\u6269\u6563\u6a21\u578b\u8868\u73b0\u51fa\u5728\u56fe\u50cf\u751f\u6210\u548c\u53bb\u566a\u4efb\u52a1\u4e2d\u7684 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8],"tags":[39,63,80],"class_list":["post-5423","post","type-post","status-publish","format-standard","hentry","category-tech","tag-ai","tag-cv"],"rttpg_featured_image_url":null,"rttpg_author":{"display_name":"NullThought","author_link":"https:\/\/nullthought.net\/?author=1"},"rttpg_comment":0,"rttpg_category":"Tech<\/a>","rttpg_excerpt":"\u6df1\u5ea6\u795e\u7ecf\u7f51\u7edc\uff08Deep Neural Networks, DNNs\uff09\u901a\u8fc7\u6269\u6563\u6a21\u578b\u8868\u73b0\u51fa\u5728\u56fe\u50cf\u751f\u6210\u548c\u53bb\u566a\u4efb\u52a1\u4e2d\u7684…","_links":{"self":[{"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/posts\/5423","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nullthought.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5423"}],"version-history":[{"count":1,"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/posts\/5423\/revisions"}],"predecessor-version":[{"id":5424,"href":"https:\/\/nullthought.net\/index.php?rest_route=\/wp\/v2\/posts\/5423\/revisions\/5424"}],"wp:attachment":[{"href":"https:\/\/nullthought.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5423"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nullthought.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5423"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nullthought.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5423"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}