{"id":4832,"date":"2024-10-12T10:23:12","date_gmt":"2024-10-12T02:23:12","guid":{"rendered":"https:\/\/nullthought.net\/?p=4832"},"modified":"2025-02-23T11:08:03","modified_gmt":"2025-02-23T03:08:03","slug":"explora%ef%bc%9a%e5%ae%9e%e7%8e%b0%e8%a7%86%e8%a7%89transformer%ef%bc%88vit%ef%bc%89%e5%9c%a8%e4%b8%8d%e5%ae%8c%e5%85%a8%e8%a7%a3%e5%86%bb%e6%a8%a1%e5%9e%8b%e7%9a%84%e6%83%85%e5%86%b5%e4%b8%8b","status":"publish","type":"post","link":"https:\/\/nullthought.net\/?p=4832","title":{"rendered":"ExPLoRA\uff1a\u5b9e\u73b0\u89c6\u89c9Transformer\uff08ViT\uff09\u5728\u4e0d\u5b8c\u5168\u89e3\u51bb\u6a21\u578b\u7684\u60c5\u51b5\u4e0b\uff0c\u7ee7\u7eed\u5728\u65b0\u7684\u76ee\u6807\u9886\u57df\u8fdb\u884c\u81ea\u76d1\u7763\u5b66\u4e60"},"content":{"rendered":"\n<p>\u8bba\u6587\u300a<strong><a href=\"https:\/\/arxiv.org\/abs\/2406.10973\" target=\"_blank\" rel=\"noreferrer noopener\">ExPLoRA: Parameter-Efficient Extended Pre-Training to Adapt Vision Transformers under Domain Shifts<\/a><\/strong>\u300b\u8be6\u7ec6\u4ecb\u7ecd\u4e86ExPLoRA\u6280\u672f\uff0c\u8be5\u6280\u672f\u4e3a\u89c6\u89c9Transformer\uff08ViT\uff09\u5728\u9762\u5bf9\u9886\u57df\u8f6c\u79fb\uff08Domain Shifts\uff09\u65f6\u7684\u9ad8\u6548\u9002\u5e94\u63d0\u4f9b\u4e86\u4e00\u79cd\u521b\u65b0\u7684\u89e3\u51b3\u65b9\u6848\u3002ExPLoRA\u7684\u6838\u5fc3\u7406\u5ff5\u662f\uff0c\u901a\u8fc7\u6269\u5c55\u9884\u8bad\u7ec3\u9636\u6bb5\u5e76\u4f7f\u7528\u53c2\u6570\u9ad8\u6548\u7684\u8c03\u4f18\u65b9\u6cd5\uff08\u5982LoRA\uff09\uff0c\u5728\u4e0d\u5b8c\u5168\u89e3\u51bb\u6a21\u578b\u7684\u60c5\u51b5\u4e0b\uff0c\u7ee7\u7eed\u5728\u65b0\u7684\u76ee\u6807\u9886\u57df\u8fdb\u884c\u81ea\u76d1\u7763\u5b66\u4e60\uff0c\u4ece\u800c\u5728\u591a\u4e2a\u9886\u57df\u7684\u8fc1\u79fb\u5b66\u4e60\u4efb\u52a1\u4e2d\u5b9e\u73b0\u4f18\u5f02\u8868\u73b0\u3002<\/p>\n\n\n\n<p>\u8bba\u6587\u4f5c\u8005\u4e3aSamar Khanna, Medhanie Irgau, David B. Lobell\u548cStefano Ermon\uff0c\u5747\u6765\u81eaStanford University\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"530\" src=\"https:\/\/nullthought.net\/wp-content\/uploads\/2024\/10\/image-5.png\" alt=\"\" class=\"wp-image-4833\" srcset=\"https:\/\/nullthought.net\/wp-content\/uploads\/2024\/10\/image-5.png 687w, https:\/\/nullthought.net\/wp-content\/uploads\/2024\/10\/image-5-300x231.png 300w\" sizes=\"auto, (max-width: 687px) 100vw, 687px\" \/><figcaption class=\"wp-element-caption\"><strong><a href=\"https:\/\/arxiv.org\/abs\/2406.10973\" target=\"_blank\" rel=\"noreferrer noopener\">ExPLoRA: Parameter-Efficient Extended Pre-Training to Adapt Vision Transformers under Domain Shifts<\/a><\/strong><\/figcaption><\/figure>\n\n\n\n<p>\u89c6\u89c9\u57fa\u7840\u6a21\u578b\uff08VFMs\uff09\u5982MAE\uff08Masked Autoencoder\uff09\u548cDinoV2\u7b49\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u81ea\u7136\u56fe\u50cf\u7684\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\uff0c\u5b83\u4eec\u5728\u4e0b\u6e38\u4efb\u52a1\u4e2d\u8868\u73b0\u4f18\u5f02\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u6a21\u578b\u5728\u88ab\u8fc1\u79fb\u5230\u4e0e\u81ea\u7136\u56fe\u50cf\u5dee\u5f02\u8f83\u5927\u7684\u9886\u57df\uff08\u5982\u536b\u661f\u56fe\u50cf\u3001\u533b\u5b66\u56fe\u50cf\u7b49\uff09\u65f6\uff0c\u8868\u73b0\u5f80\u5f80\u4e0d\u5982\u9488\u5bf9\u8fd9\u4e9b\u7279\u5b9a\u9886\u57df\u8fdb\u884c\u9884\u8bad\u7ec3\u7684\u6a21\u578b\u3002\u4e3a\u6b64\uff0c\u4f20\u7edf\u7684\u65b9\u6cd5\u9700\u8981\u5bf9\u8fd9\u4e9b\u65b0\u9886\u57df\u8fdb\u884c\u5168\u91cf\u9884\u8bad\u7ec3\uff0c\u4f46\u8fd9\u79cd\u65b9\u6cd5\u9700\u8981\u5927\u91cf\u7684\u8ba1\u7b97\u8d44\u6e90\u548c\u65f6\u95f4\u6210\u672c\u3002ExPLoRA\u63d0\u51fa\u4e86\u4e00\u79cd\u9ad8\u6548\u7684\u66ff\u4ee3\u65b9\u6848\uff0c\u5229\u7528\u5df2\u7ecf\u5728\u81ea\u7136\u56fe\u50cf\u9886\u57df\u9884\u8bad\u7ec3\u597d\u7684\u6a21\u578b\uff0c\u5e76\u901a\u8fc7\u81ea\u76d1\u7763\u5b66\u4e60\u6269\u5c55\u5230\u65b0\u9886\u57df\uff0c\u540c\u65f6\u53ea\u9700\u8c03\u4f18\u6781\u5c11\u91cf\u7684\u6a21\u578b\u53c2\u6570\uff0c\u663e\u8457\u964d\u4f4e\u8ba1\u7b97\u5f00\u9500\u3002<\/p>\n\n\n\n<p>\u867d\u7136\u53c2\u6570\u9ad8\u6548\u7684\u5fae\u8c03\u65b9\u6cd5\uff08PEFT\uff09\u5982LoRA\uff08Low-Rank Adaptation\uff09\u80fd\u591f\u901a\u8fc7\u4ec5\u8c03\u4f18\u5c11\u91cf\u6a21\u578b\u53c2\u6570\u5c06\u9884\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u9002\u5e94\u4e0b\u6e38\u4efb\u52a1\uff0c\u4f46\u76ee\u524d\u9488\u5bf9\u5982\u4f55\u5728\u6ca1\u6709\u76d1\u7763\u6807\u7b7e\u7684\u60c5\u51b5\u4e0b\u6269\u5c55\u9884\u8bad\u7ec3\u9636\u6bb5\u4ecd\u7f3a\u4e4f\u7814\u7a76\u3002\u8bba\u6587\u63d0\u51fa\u7684\u5173\u952e\u95ee\u9898\u662f\uff1a<strong>\u662f\u5426\u53ef\u4ee5\u901a\u8fc7\u9ad8\u6548\u7684\u81ea\u76d1\u7763\u9884\u8bad\u7ec3\u65b9\u6cd5\uff0c\u5c06\u5df2\u7ecf\u5728\u81ea\u7136\u56fe\u50cf\u9886\u57df\u9884\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u9002\u5e94\u5230\u65b0\u9886\u57df\uff1f<\/strong><\/p>\n\n\n\n<h5 class=\"wp-block-heading\">ExPLoRA\u65b9\u6cd5\u6982\u8ff0\uff1a<\/h5>\n\n\n\n<p>ExPLoRA\u662f\u4e00\u79cd\u65b0\u9896\u7684\u53c2\u6570\u9ad8\u6548\u7684\u6269\u5c55\u9884\u8bad\u7ec3\u65b9\u6cd5\uff0c\u4e13\u95e8\u7528\u4e8e\u5e94\u5bf9ViT\u5728\u9886\u57df\u8f6c\u79fb\u4e0b\u7684\u9002\u5e94\u6027\u95ee\u9898\u3002\u5176\u6d41\u7a0b\u53ef\u4ee5\u5206\u4e3a\u51e0\u4e2a\u5173\u952e\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6a21\u578b\u521d\u59cb\u5316<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u9996\u5148\uff0c\u4f7f\u7528\u5728\u81ea\u7136\u56fe\u50cf\u6570\u636e\u96c6\uff08\u5982MAE\u6216DinoV2\uff09\u4e0a\u9884\u8bad\u7ec3\u597d\u7684ViT\u6a21\u578b\u4f5c\u4e3a\u57fa\u7840\u6a21\u578b\u3002\u8fd9\u4e9b\u6a21\u578b\u5df2\u7ecf\u5305\u542b\u4e86\u5bf9\u81ea\u7136\u56fe\u50cf\u9886\u57df\u4e30\u5bcc\u7684\u8bed\u4e49\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u7136\u540e\uff0c\u9009\u62e9\u6027\u89e3\u51bbViT\u76841-2\u4e2a\u9884\u8bad\u7ec3\u6a21\u5757\uff0c\u5e76\u5c06\u5176\u4f59\u90e8\u5206\u901a\u8fc7LoRA\u8fdb\u884c\u5fae\u8c03\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u81ea\u76d1\u7763\u9884\u8bad\u7ec3<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>ExPLoRA\u5728\u65b0\u7684\u76ee\u6807\u9886\u57df\u4e0a\u8fdb\u884c\u81ea\u76d1\u7763\u7684\u9884\u8bad\u7ec3\uff0c\u4e0d\u4f9d\u8d56\u6807\u7b7e\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u6a21\u578b\u4f7f\u7528\u4e0e\u521d\u59cb\u9884\u8bad\u7ec3\u76f8\u540c\u7684\u81ea\u76d1\u7763\u76ee\u6807\uff08\u4f8b\u5982MAE\u7684\u63a9\u7801\u81ea\u7f16\u7801\u5668\u6216DinoV2\u7684\u5b66\u751f-\u6559\u5e08\u6a21\u578b\uff09\uff0c\u4f46\u5e94\u7528\u4e8e\u65b0\u7684\u9886\u57df\u6570\u636e\u3002<\/li>\n\n\n\n<li>\u5728\u8fd9\u4e2a\u9636\u6bb5\uff0c\u53ea\u67091-2\u4e2aTransformer\u6a21\u5757\u88ab\u5b8c\u5168\u89e3\u51bb\uff0c\u5176\u4ed6\u6a21\u5757\u7684\u53c2\u6570\u901a\u8fc7LoRA\u8fdb\u884c\u66f4\u65b0\u3002LoRA\u901a\u8fc7\u4f4e\u79e9\u77e9\u9635\u5206\u89e3\uff0c\u4ec5\u5bf9\u6ce8\u610f\u529b\u5c42\u4e2d\u7684\u67e5\u8be2\u77e9\u9635\uff08Q\uff09\u548c\u952e\u503c\u77e9\u9635\uff08V\uff09\u8fdb\u884c\u8c03\u6574\uff0c\u663e\u8457\u51cf\u5c11\u4e86\u9700\u8981\u66f4\u65b0\u7684\u53c2\u6570\u6570\u91cf\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6709\u76d1\u7763\u5fae\u8c03<\/strong>\uff1a\n<ul 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class=\"wp-block-list\">\n<li><strong>\u63d0\u51faExPLoRA\u65b9\u6cd5<\/strong>\uff1aExPLoRA\u662f\u4e00\u4e2a\u53c2\u6570\u9ad8\u6548\u7684\u6269\u5c55\u9884\u8bad\u7ec3\u65b9\u6cd5\uff0c\u80fd\u591f\u901a\u8fc7\u81ea\u76d1\u7763\u5b66\u4e60\uff0c\u5c06\u89c6\u89c9\u57fa\u7840\u6a21\u578b\u6269\u5c55\u5230\u65b0\u7684\u76ee\u6807\u9886\u57df\uff0c\u4e14\u4ec5\u9700\u8c03\u4f18\u5c11\u91cf\u7684\u53c2\u6570\u3002<\/li>\n\n\n\n<li><strong>\u5b9e\u9a8c\u8bc1\u660e\u5176\u6709\u6548\u6027<\/strong>\uff1a\u5728\u591a\u4e2a\u6570\u636e\u96c6\u4e0a\u7684\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0cExPLoRA\u5728\u536b\u661f\u56fe\u50cf\u7b49\u9886\u57df\u4e0a\u5b9e\u73b0\u4e86\u6700\u5148\u8fdb\u7684\u6027\u80fd\u3002\u5728fMoW-RGB\u6570\u636e\u96c6\u4e0a\uff0cExPLoRA\u7684\u7ebf\u6027\u63a2\u6d4b\u51c6\u786e\u7387\u63d0\u9ad8\u4e868%\uff0c\u5e76\u4e14\u5728\u4f7f\u7528\u4e0d\u5230\u539f\u6a21\u578b10%\u7684\u53c2\u6570\u7684\u60c5\u51b5\u4e0b\uff0c\u6027\u80fd\u4f18\u4e8e\u5b8c\u5168\u9884\u8bad\u7ec3\u7684\u6a21\u578b\u3002<\/li>\n\n\n\n<li><strong>\u6d88\u878d\u5b9e\u9a8c\u548c\u5206\u6790<\/strong>\uff1a\u901a\u8fc7\u6d88\u878d\u5b9e\u9a8c\uff0c\u9a8c\u8bc1\u4e86ExPLoRA\u5728\u4e0d\u540cViT\u6a21\u5757\u89e3\u51bb\u7b56\u7565\u3001LoRA\u79e9\u9009\u62e9\u7b49\u65b9\u9762\u7684\u4f18\u8d8a\u6027\u3002\u5b9e\u9a8c\u8868\u660e\uff0c\u89e3\u51bb\u9002\u91cf\u7684Transformer\u6a21\u5757\uff0c\u5e76\u901a\u8fc7LoRA\u8c03\u4f18\u5176\u4f59\u6a21\u5757\uff0c\u53ef\u4ee5\u5728\u4fdd\u6301\u53c2\u6570\u6548\u7387\u7684\u540c\u65f6\u83b7\u5f97\u66f4\u597d\u7684\u8fc1\u79fb\u6027\u80fd\u3002<\/li>\n<\/ol>\n\n\n\n<h5 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