{"id":2356,"date":"2025-06-05T14:47:02","date_gmt":"2025-06-05T06:47:02","guid":{"rendered":"https:\/\/dspace.ustc.edu.cn\/?p=2356"},"modified":"2025-06-05T14:47:03","modified_gmt":"2025-06-05T06:47:03","slug":"%e5%9f%ba%e4%ba%8e%e7%9f%a5%e8%af%86%e5%8f%8d%e5%88%8d%e7%9a%84%e5%bc%82%e6%9e%84%e8%81%94%e9%82%a6%e5%ad%a6%e4%b9%a0%e6%88%90%e6%9e%9c%e5%8f%91%e8%a1%a8","status":"publish","type":"post","link":"http:\/\/dspace.ustc.edu.cn\/?p=2356","title":{"rendered":"\u57fa\u4e8e\u77e5\u8bc6\u53cd\u520d\u7684\u5f02\u6784\u8054\u90a6\u5b66\u4e60\u6210\u679c\u53d1\u8868"},"content":{"rendered":"\n<p>\u8fd1\u65e5\uff0c\u6570\u636e\u7a7a\u95f4\u7814\u7a76\u4e2d\u5fc3\u5728\u9ad8\u6548\u5f02\u6784\u8054\u90a6\u5b66\u4e60\u9886\u57df\u53d6\u5f97\u4e86\u4e00\u9879\u7814\u7a76\u6210\u679c\u3002\u8be5\u7814\u7a76\u65e8\u5728\u5e94\u5bf9K-\u5f02\u6b65\u8054\u90a6\u5b66\u4e60\u4e2d\u53ef\u80fd\u9762\u5bf9\u7684\u975e\u72ec\u7acb\u540c\u5206\u5e03\u6570\u636e\uff08Non-IID data\uff09\u4ee5\u53ca\u9648\u65e7\u68af\u5ea6\u6240\u5e26\u6765\u7684\u6311\u6218\u3002\u7814\u7a76\u56e2\u961f\u53d7\u5230\u53cd\u520d\u52a8\u7269\u7684\u542f\u53d1\uff0c\u63d0\u51fa\u4e00\u79cd\u57fa\u4e8e\u201c\u77e5\u8bc6\u53cd\u520d\u201d\u7b56\u7565\uff0c\u901a\u8fc7\u5bf9\u5df2\u6709\u77e5\u8bc6\u7684\u518d\u6b21\u201c\u5480\u56bc\u201d\u4e0e\u7406\u89e3\uff0c\u4ece\u800c\u8fdb\u884c\u8054\u90a6\u73af\u5883\u4e2d\u7684\u5ba2\u6237\u7aef\u6548\u7528\u7684\u8bc4\u4f30\u3002\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u4e0e\u5965\u80e1\u65af\u5927\u5b66\u7684\u7814\u7a76\u8005\u4eec\u5408\u4f5c\u5f00\u5c55\u7814\u7a76\uff0c\u7ecf\u8fc7\u957f\u65f6\u95f4\u7684\u63a2\u7d22\u4e0e\u5b9e\u9a8c\uff0c\u6240\u53d6\u5f97\u7684\u7814\u7a76\u6210\u679c\u4ee5\u8bba\u6587\u5f62\u5f0f\u53d1\u8868\u4e8eIEEE International Conference on Multimedia &amp; Expo(ICME) 2025\u3002<\/p>\n\n\n\n<p>\u8bba\u6587\u5730\u5740\uff1ahttps:\/\/arxiv.org\/pdf\/2312.10425<\/p>\n\n\n\n<h2>\u7814\u7a76\u80cc\u666f<\/h2>\n\n\n\n<p>\u8054\u90a6\u5b66\u4e60\uff08FL\uff09\u4f5c\u4e3a\u4e00\u79cd\u5206\u5e03\u5f0f\u673a\u5668\u5b66\u4e60\u8303\u5f0f\uff0c\u8fd1\u5e74\u6765\u56e0\u5176\u80fd\u591f\u4fdd\u62a4\u7ec8\u7aef\u7528\u6237\u6570\u636e\u7684\u9690\u79c1\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u5728\u7ecf\u5178\u7684 FL \u5de5\u4f5c\u6d41\u7a0b\u4e2d\uff0c\u6bcf\u4e2a\u5ba2\u6237\u7aef\u4f7f\u7528\u5176\u79c1\u6709\u6570\u636e\u6765\u8bad\u7ec3\u672c\u5730\u6a21\u578b\uff0c\u7136\u540e\u5c06\u68af\u5ea6\u4e0a\u4f20\u5230\u4e2d\u592e\u670d\u52a1\u5668\u3002\u4e2d\u592e\u670d\u52a1\u5668\u5c06\u6536\u96c6\u5230\u7684\u5c40\u90e8\u68af\u5ea6\u805a\u5408\u4e3a\u5168\u5c40\u68af\u5ea6\u4ee5\u66f4\u65b0\u5168\u5c40\u6a21\u578b\uff0c\u7136\u540e\u5c06\u5176\u53d1\u9001\u56de\u5ba2\u6237\u7aef\u8fdb\u884c\u540e\u7eed\u8bad\u7ec3\u3002\u6574\u4e2a\u8fc7\u7a0b\u4e0d\u4f1a\u6cc4\u9732\u539f\u59cb\u6570\u636e\u3002\u56e0\u6b64\uff0cFL \u6709\u6548\u5730\u4fdd\u62a4\u4e86\u6570\u636e\u9690\u79c1\uff0c\u5e76\u5728\u533b\u7597\u4fdd\u5065\u3001\u81ea\u52a8\u9a7e\u9a76\u548c\u79fb\u52a8\u952e\u76d8\u9884\u6d4b\u7b49\u5404\u4e2a\u9886\u57df\u63d0\u4f9b\u4e86\u72ec\u7279\u7684\u4f18\u52bf\u3002\u4e00\u79cd\u8457\u540d\u7684 FL \u805a\u5408\u7b97\u6cd5\u662f\u8054\u90a6\u5e73\u5747 (FedAvg)\uff0c\u5176\u4e2d\u670d\u52a1\u5668\u805a\u5408\u6765\u81ea\u9009\u5b9a\u7684\u4e00\u7ec4\u672c\u5730\u5ba2\u6237\u7aef\u7684\u66f4\u65b0\uff0c\u5e76\u901a\u8fc7\u5e94\u7528\u52a0\u6743\u5e73\u5747\u7b56\u7565\u6765\u8ba1\u7b97\u5168\u5c40\u6a21\u578b\u3002\u7531\u4e8e\u7cfb\u7edf\u548c\u8bbe\u5907\u4e4b\u95f4\u7684\u7edf\u8ba1\u5f02\u8d28\u6027\uff0c\u8fd9\u79cd\u65b9\u6cd5\u7ecf\u5e38\u4f1a\u9047\u5230\u843d\u540e\u6548\u5e94\uff0c\u8fd9\u4e25\u91cd\u963b\u788d\u4e86\u8bad\u7ec3\u8fdb\u5ea6\u3002\u4e3a\u6b64\uff0c\u7814\u7a76\u4eba\u5458\u5f15\u5165\u4e86\u5f02\u6b65 FL (AFL)\uff0c\u5176\u4e2d\u670d\u52a1\u5668\u4e0d\u518d\u7b49\u5f85\u6240\u6709\u5ba2\u6237\u7aef\uff0c\u4f46\u53ef\u4ee5\u5728\u6536\u5230\u5355\u4e2a\u5c40\u90e8\u68af\u5ea6\u540e\u7acb\u5373\u66f4\u65b0\u5168\u5c40\u6a21\u578b\u3002\u7136\u800c\uff0cAFL \u53ef\u80fd\u4f1a\u5bfc\u81f4\u5168\u5c40\u6a21\u578b\u504f\u5411\u5feb\u901f\u5ba2\u6237\u7aef\uff0c\u9891\u7e41\u7684\u6570\u636e\u4f20\u8f93\u53ef\u80fd\u4f1a\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\u3002\u4e00\u4e9b\u7814\u7a76\u8bd5\u56fe\u5728\u540c\u6b65\u548c\u5f02\u6b65\u65b9\u6cd5\u4e4b\u95f4\u5bfb\u6c42\u4e00\u79cd\u6298\u8877\u65b9\u6848\uff0c\u5176\u4e2d K-async FL \u5df2\u663e\u793a\u51fa\u6709\u5e0c\u671b\u7684\u7ed3\u679c\uff0c\u7279\u522b\u662f\u5728\u9ad8\u5ea6\u5f02\u6784\u7684\u73af\u5883\u4e2d\u3002\u5728 K-async FL \u4e2d\uff0c\u670d\u52a1\u5668\u5728\u6536\u5230\u524d K \u4e2a\u5c40\u90e8\u68af\u5ea6\u540e\u7acb\u5373\u542f\u52a8\u805a\u5408\uff0c\u800c\u5176\u4f59\u5ba2\u6237\u7aef\u7ee7\u7eed\u8bad\u7ec3\u3002\u5c3d\u7ba1 K-async FL \u6027\u80fd\u826f\u597d\uff0c\u4f46\u5b83\u4ecd\u7136\u53d7\u5230\u4e24\u4e2a\u6311\u6218\u7684\u5236\u7ea6\uff0c\u5982\u56fe 1 \u6240\u793a\u3002\u4e00\u65b9\u9762\uff0c\u975e\u72ec\u7acb\u540c\u5206\u5e03 (Non-IID) \u6570\u636e\u7684\u5b58\u5728\u5bf9\u8bad\u7ec3\u6027\u80fd\u826f\u597d\u7684\u5168\u5c40\u6a21\u578b\u6784\u6210\u4e86\u91cd\u5927\u6311\u6218\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u9648\u65e7\u7684\u5c40\u90e8\u68af\u5ea6\u7684\u5b58\u5728\u5f80\u5f80\u4f1a\u5f71\u54cd\u5168\u5c40\u68af\u5ea6\u7684\u6548\u7528\uff0c\u751a\u81f3\u5bfc\u81f4\u53d1\u6563\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"822\" src=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1-1024x822.png\" alt=\"\" class=\"wp-image-2357\" srcset=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1-1024x822.png 1024w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1-300x241.png 300w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1-768x617.png 768w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/1-1.png 1308w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h2>\u7814\u7a76\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u7814\u7a76\u4eba\u5458\u63d0\u51fa\u4e86\u4e09\u79cd\u7ec4\u4ef6\u7ed3\u5408\u7684\u65b9\u6cd5\uff0c\u540d\u4e3aFedHist\uff0c\u5b83\u5305\u62ec\uff081\uff09\u68af\u5ea6\u7a33\u5b9a\u6027\u589e\u5f3a Enhancement of Gradient Stability (EGS)\uff1b\uff082\uff09\u5386\u53f2\u611f\u77e5\u7684\u68af\u5ea6\u805a\u5408History-Aware Aggregation (HAA)\uff1b\uff083\uff09\u667a\u80fd\u8303\u6570\u653e\u5927Intelligent Norm Amplification (INA)\uff0c\u6846\u67b6\u5982\u56fe2\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"497\" src=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-1024x497.png\" alt=\"\" class=\"wp-image-2358\" srcset=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-1024x497.png 1024w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-300x146.png 300w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-768x373.png 768w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-1536x746.png 1536w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/2-1-2048x995.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\uff081\uff09\uff0c\u56e2\u961f\u63d0\u51fa\u5229\u7528\u5386\u53f2\u5168\u5c40\u68af\u5ea6\u6765\u589e\u5f3a\u65b0\u4e00\u8f6e\u4e2d\u672c\u5730\u68af\u5ea6\u7684\u7a33\u5b9a\u6027\uff1b\u5bf9\u4e8e\uff082\uff09\uff0c\u5229\u7528\u5468\u671f\u6027\u7684\u53cd\u520d\uff0c\u6a21\u578b\u5c06\u4f1a\u56de\u987e\u82e5\u5e72\u8f6e\u6b21\u4e4b\u524d\u7684\u53c2\u4e0e\u805a\u5408\u7684\u5ba2\u6237\u7aef\u7684\u8868\u73b0\uff0c\u9996\u5148\u901a\u8fc7\u670d\u52a1\u5668\u7aef\u7684\u7f13\u51b2\u533a\u6765\u5bfb\u627eRelatively fresh updates\uff0c\u968f\u540e\u8fdb\u884cPredicted unbiased gradients\uff0c\u5e76\u6839\u636e\u9884\u6d4b\u7ed3\u679c\u8fdb\u884cClient utility evaluation\u3002\u901a\u8fc7\u6bd4\u8f83\u5b9e\u9645\u4f7f\u7528\u7684\u5168\u5c40\u68af\u5ea6\uff08\u5b9e\u9645\u4f7f\u7528\u7684\uff09\u4e0e\u7406\u60f3\u7684\u5168\u5c40\u68af\u5ea6\uff08\u4e00\u5b9a\u8f6e\u6b21\u540e\u53cd\u520d\u5f97\u5230\u7684\uff09\uff0c\u53c2\u4e0e\u805a\u5408\u7684\u5ba2\u6237\u7aef\u7684\u80fd\u529b\u5f97\u5230\u4e86\u8bc4\u4f30\uff0c\u968f\u540e\u88ab\u7528\u4e8e\u540e\u7eed\u805a\u5408\u7684\u8d4b\u4e88\u6743\u91cd\u7684\u4f9d\u636e\u3002\u5bf9\u4e8e\uff083\uff09\uff0c\u56e2\u961f\u89c2\u5bdf\u5230\u76f4\u63a5\u805a\u5408\u68af\u5ea6\u53ef\u80fd\u4f1a\u5bfc\u81f4L2\u8303\u6570\u7684\u7f29\u51cf\uff0c\u8fd9\u6e90\u4e8e\u5404\u4e2a\u68af\u5ea6\u4e4b\u95f4\u65b9\u5411\u7684\u4e0d\u4e00\u81f4\u3002\u56e0\u6b64\u56e2\u961f\u63d0\u51fa\u4e86\u4e00\u79cd\u7b80\u5355\u4f46\u6709\u6548\u7684\u68af\u5ea6\u653e\u5927\u7b56\u7565\u4ee5\u52a0\u901f\u6536\u655b\u3002<\/p>\n\n\n\n<h2>\u5b9e\u9a8c\u7ed3\u679c<\/h2>\n\n\n\n<p>\u5728\u516c\u5171\u6570\u636e\u96c6\u4e0a\u8fdb\u884c\u7684\u5927\u91cf\u5b9e\u9a8c\u8868\u660e\uff0c\u56e2\u961f\u63d0\u51fa\u7684FedHist \u7684\u8868\u73b0\u4f18\u4e8e\u6700\u5148\u8fdb\u7684\u65b9\u6cd5\uff0c\u5e76\u6709\u6548\u5730\u4fc3\u8fdb\u4e86\u8bad\u7ec3\u8fc7\u7a0b\u7684\u516c\u5e73\u6027\u3002<\/p>\n\n\n\n<p>\u7814\u7a76\u56e2\u961f\u4e3b\u8981\u5728\u5bf9\u6bd4\u5b9e\u9a8c\uff08\u88681\uff09\uff0c\u901a\u4fe1\u8f6e\u6b21\u5b9e\u9a8c\uff08\u88682\uff09\uff0c\u5bf9\u6bd4\u6536\u655b\u66f2\u7ebf\uff08\u56fe3\uff09\uff0c\u6d88\u878d\u6536\u655b\u66f2\u7ebf\uff08\u56fe4\uff09\u548c\u516c\u5e73\u6027\u5b9e\u9a8c\uff08\u56fe5\uff09\u4e2d\u8fdb\u884c\u4e86\u5145\u5206\u7684\u9a8c\u8bc1\uff0c\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"441\" src=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-1024x441.png\" alt=\"\" class=\"wp-image-2359\" srcset=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-1024x441.png 1024w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-300x129.png 300w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-768x330.png 768w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-1536x661.png 1536w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/3-1-2048x881.png 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/4-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"661\" src=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/4-1-1024x661.png\" alt=\"\" class=\"wp-image-2360\" srcset=\"http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/4-1-1024x661.png 1024w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/4-1-300x194.png 300w, http:\/\/dspace.ustc.edu.cn\/wp-content\/uploads\/2025\/06\/4-1-768x496.png 768w, 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