{"id":13513,"date":"2023-02-09T18:23:14","date_gmt":"2023-02-09T10:23:14","guid":{"rendered":"http:\/\/139.9.1.231\/?p=13513"},"modified":"2023-02-09T18:23:15","modified_gmt":"2023-02-09T10:23:15","slug":"rearrange","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2023\/02\/09\/rearrange\/","title":{"rendered":"\u63a8\u8350\u7cfb\u7edf&#8211;\u91cd\u6392"},"content":{"rendered":"\n\n\n<h2>\u91cd\u639201\uff1a\u7269\u54c1\u76f8\u4f3c\u6027\u7684\u5ea6\u91cf\u3001\u63d0\u5347\u591a\u6837\u6027\u7684\u65b9\u6cd5<\/h2>\n\n\n\n<p>       \u63a8\u8350\u7cfb\u7edf\u4e2d\u7684\u591a\u6837\u6027\u3002\u5982\u679c\u591a\u6837\u6027\u505a\u5f97\u597d\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u63a8\u8350\u7cfb\u7edf\u7684\u6838\u5fc3\u4e1a\u52a1\u6307\u6807\u3002\u8fd9\u8282\u8bfe\u7684\u5185\u5bb9\u5206\u4e24\u90e8\u5206\uff1a 1. \u7269\u54c1\u76f8\u4f3c\u6027\u7684\u5ea6\u91cf\u3002\u53ef\u4ee5\u7528\u7269\u54c1\u6807\u7b7e\u6216\u5411\u91cf\u8868\u5f81\u5ea6\u91cf\u7269\u54c1\u7684\u76f8\u4f3c\u6027\u3002\u6700\u597d\u7684\u65b9\u6cd5\u662f\u57fa\u4e8e\u56fe\u6587\u5185\u5bb9\u7684\u5411\u91cf\u8868\u5f81\uff0c\u6bd4\u5982 CLIP \u65b9\u6cd5\u3002 2. \u63d0\u5347\u591a\u6837\u6027\u7684\u65b9\u6cd5\u3002\u5728\u63a8\u8350\u7684\u94fe\u8def\u4e0a\uff0c\u5728\u7c97\u6392\u548c\u7cbe\u6392\u7684\u540e\u5904\u7406\u9636\u6bb5\uff0c\u7efc\u5408\u6392\u5e8f\u6a21\u578b\u6253\u5206\u548c\u591a\u6837\u6027\u5206\u6570\u505a\u9009\u62e9\u3002<\/p>\n\n\n\n<p>      \u4e3a\u4e86\u63d0\u5347\u7269\u4f53\u7684\u591a\u6837\u6027\uff0c\u9996\u5148\u8981\u5ea6\u91cf\u4e24\u4e2a\u7269\u54c1\u6709\u591a\u76f8\u4f3c\u3002 <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"907\" height=\"530\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-252.png\" alt=\"\" class=\"wp-image-13523\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-252.png 907w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-252-300x175.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-252-768x449.png 768w\" sizes=\"(max-width: 907px) 100vw, 907px\" \/><\/figure>\n\n\n\n<p><strong>\u57fa\u4e8e\u7269\u54c1\u5c5e\u6027\u6807\u7b7e\u8ba1\u7b97\u76f8\u4f3c\u5ea6\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"520\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-253-1024x520.png\" alt=\"\" class=\"wp-image-13526\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-253-1024x520.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-253-300x152.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-253-768x390.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-253.png 1091w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u57fa\u4e8e\u7269\u54c1\u5411\u91cf\u8868\u5f81\uff1a<\/strong>\u57fa\u4e8e\u56fe\u6587\u5185\u5bb9\u7684\u5411\u91cf\u8868\u5f81<\/p>\n\n\n\n<p><strong>\u7528\u4e0b\u9762\u7684\u65b9\u6cd5\u4e0d\u597d\u8bad\u7ec3\uff0c\u56e0\u4e3a\u9700\u8981\u4eba\u5de5\u6807\u6ce8\uff0c\u56e0\u6b64\u4e00\u822c\u91c7\u7528cilp\u7684\u65b9\u6cd5\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"965\" height=\"671\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-254.png\" alt=\"\" class=\"wp-image-13532\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-254.png 965w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-254-300x209.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-254-768x534.png 768w\" sizes=\"(max-width: 965px) 100vw, 965px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"944\" height=\"425\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-255.png\" alt=\"\" class=\"wp-image-13535\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-255.png 944w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-255-300x135.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-255-768x346.png 768w\" sizes=\"(max-width: 944px) 100vw, 944px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-256-1024x450.png\" alt=\"\" class=\"wp-image-13541\" width=\"585\" height=\"257\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-256-1024x450.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-256-300x132.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-256-768x337.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-256.png 1257w\" sizes=\"(max-width: 585px) 100vw, 585px\" \/><\/figure><\/div>\n\n\n\n<p><strong>\u63d0\u5347\u591a\u6837\u6027\u7684\u65b9\u6cd5:<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"418\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-257-1024x418.png\" alt=\"\" class=\"wp-image-13544\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-257-1024x418.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-257-300x122.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-257-768x313.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-257.png 1289w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-258.png\" alt=\"\" class=\"wp-image-13545\" width=\"475\" height=\"164\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-258.png 668w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-258-300x103.png 300w\" sizes=\"(max-width: 475px) 100vw, 475px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-259.png\" alt=\"\" class=\"wp-image-13546\" width=\"568\" height=\"175\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-259.png 760w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-259-300x93.png 300w\" sizes=\"(max-width: 568px) 100vw, 568px\" \/><\/figure><\/div>\n\n\n\n<h2>\u91cd\u639202\uff1aMMR \u591a\u6837\u6027\u7b97\u6cd5\uff08Maximal Marginal Relevance\uff09<\/h2>\n\n\n\n<p>         \u63a8\u8350\u7cfb\u7edf\u548c\u641c\u7d22\u5f15\u64ce\u91cd\u6392\u4e2d\u5e38\u7528\u7684 Maximal Marginal Relevance (MMR)\uff0c\u5b83\u6839\u636e\u7cbe\u6392\u6253\u5206\u548c\u7269\u54c1\u76f8\u4f3c\u5ea6\uff0c\u4ece n \u4e2a\u7269\u54c1\u4e2d\u9009\u51fa k \u4e2a\u4ef7\u503c\u9ad8\u3001\u4e14\u591a\u6837\u6027\u597d\u7684\u7269\u54c1\u3002\u8fd9\u8282\u8bfe\u8fd8\u4ecb\u7ecd\u6ed1\u52a8\u7a97\u53e3 (sliding window)\uff0c\u5b83\u53ef\u4ee5\u4e0e MMR\u3001DPP \u7b49\u591a\u6837\u6027\u7b97\u6cd5\u7ed3\u5408\uff0c\u5b9e\u8df5\u4e2d\u6ed1\u52a8\u7a97\u53e3\u7684\u6548\u679c\u66f4\u4f18\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"960\" height=\"520\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-260.png\" alt=\"\" class=\"wp-image-13551\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-260.png 960w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-260-300x163.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-260-768x416.png 768w\" sizes=\"(max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"665\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-261-1024x665.png\" alt=\"\" class=\"wp-image-13553\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-261-1024x665.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-261-300x195.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-261-768x499.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-261.png 1046w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9009\u62e9R\u4e2dMR\u6700\u9ad8\u7684\u653e\u5165\u96c6\u5408S\u4e2d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"520\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-262-1024x520.png\" alt=\"\" class=\"wp-image-13558\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-262-1024x520.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-262-300x152.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-262-768x390.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-262.png 1082w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"592\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-263-1024x592.png\" alt=\"\" class=\"wp-image-13559\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-263-1024x592.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-263-300x173.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-263-768x444.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-263.png 1092w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"525\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-265-1024x525.png\" alt=\"\" class=\"wp-image-13562\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-265-1024x525.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-265-300x154.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-265-768x394.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-265.png 1347w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u53c2\u8003\u6587\u732e\uff1a Carbonell and Goldstein. The use of MMR, diversity-based reranking for reordering documents and producing summaries. In ACM SIGIR Conference on Research and Development in Information Retrieval, 1998.<\/p>\n\n\n\n<h2>\u91cd\u639203\uff1a\u4e1a\u52a1\u89c4\u5219\u7ea6\u675f\u4e0b\u7684\u591a\u6837\u6027\u7b97\u6cd5<a href=\"https:\/\/www.youtube.com\/@ShusenWang\"><\/a><\/h2>\n\n\n\n<p>       \u63a8\u8350\u7cfb\u7edf\u6709\u5f88\u591a\u4e1a\u52a1\u89c4\u5219\uff0c\u6bd4\u5982\u4e0d\u80fd\u8fde\u7eed\u51fa\u591a\u7bc7\u67d0\u79cd\u7c7b\u578b\u7684\u7269\u54c1\u3001\u67d0\u4e24\u79cd\u7c7b\u578b\u7684\u7269\u54c1\u7b14\u8bb0\u95f4\u9694\u591a\u5c11\u3002\u8fd9\u4e9b\u4e1a\u52a1\u89c4\u5219\u5e94\u7528\u5728\u91cd\u6392\u9636\u6bb5\uff0c\u53ef\u4ee5\u4e0e MMR\u3001DPP \u7b49\u591a\u6837\u6027\u7b97\u6cd5\u76f8\u7ed3\u5408\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-266.png\" alt=\"\" class=\"wp-image-13567\" width=\"690\" height=\"525\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-266.png 1003w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-266-300x229.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-266-768x585.png 768w\" sizes=\"(max-width: 690px) 100vw, 690px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"487\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-267-1024x487.png\" alt=\"\" class=\"wp-image-13569\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-267-1024x487.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-267-300x143.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-267-768x366.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-267.png 1059w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1020\" height=\"530\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-268.png\" alt=\"\" class=\"wp-image-13571\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-268.png 1020w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-268-300x156.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-268-768x399.png 768w\" sizes=\"(max-width: 1020px) 100vw, 1020px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"651\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-270-1024x651.png\" alt=\"\" class=\"wp-image-13575\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-270-1024x651.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-270-300x191.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-270-768x488.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-270.png 1097w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2>\u91cd\u639204\uff1aDPP \u591a\u6837\u6027\u7b97\u6cd5<\/h2>\n\n\n\n<p><strong>\u884c\u5217\u5f0f\u70b9\u8fc7\u7a0b (determinantal point process, DPP)<\/strong> \u662f\u4e00\u79cd\u7ecf\u5178\u7684\u673a\u5668\u5b66\u4e60\u65b9\u6cd5\uff0c\u5728 1970&#8217;s \u5e74\u4ee3\u63d0\u51fa\uff0c\u5728 2000 \u5e74\u4e4b\u540e\u6709\u5feb\u901f\u7684\u53d1\u5c55\u3002DPP \u662f\u76ee\u524d\u63a8\u8350\u7cfb\u7edf\u91cd\u6392\u591a\u6837\u6027\u516c\u8ba4\u7684\u6700\u597d\u65b9\u6cd5\u3002 DPP \u7684\u6570\u5b66\u6bd4\u8f83\u590d\u6742\uff0c\u5185\u5bb9\u4e3b\u8981\u662f\u8d85\u5e73\u884c\u4f53\u3001\u8d85\u5e73\u884c\u4f53\u7684\u4f53\u79ef\u3001\u884c\u5217\u5f0f\u4e0e\u4f53\u79ef\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"507\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-271-1024x507.png\" alt=\"\" class=\"wp-image-13578\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-271-1024x507.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-271-300x148.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-271-768x380.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-271.png 1306w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"362\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-272-1024x362.png\" alt=\"\" class=\"wp-image-13579\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-272-1024x362.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-272-300x106.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-272-768x271.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-272.png 1299w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p> <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"491\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-273-1024x491.png\" alt=\"\" class=\"wp-image-13581\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-273-1024x491.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-273-300x144.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-273-768x368.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-273.png 1097w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u53c2\u8003\u6587\u732e\uff1a Chen et al. Fast greedy map inference for determinantal point process to improve recommendation diversity. In NIPS, 2018.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"477\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-274-1024x477.png\" alt=\"\" class=\"wp-image-13584\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-274-1024x477.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-274-300x140.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-274-768x358.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-274.png 1306w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"481\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-275-1024x481.png\" alt=\"\" class=\"wp-image-13586\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-275-1024x481.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-275-300x141.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-275-768x361.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-275.png 1316w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"494\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-276-1024x494.png\" alt=\"\" class=\"wp-image-13588\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-276-1024x494.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-276-300x145.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-276-768x371.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-276.png 1264w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"658\" height=\"418\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-277.png\" alt=\"\" class=\"wp-image-13598\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-277.png 658w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-277-300x191.png 300w\" sizes=\"(max-width: 658px) 100vw, 658px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"697\" height=\"485\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-278.png\" alt=\"\" class=\"wp-image-13600\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-278.png 697w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-278-300x209.png 300w\" sizes=\"(max-width: 697px) 100vw, 697px\" \/><\/figure>\n\n\n\n<p><strong>\u884c\u5217\u5f0f\u7b49\u4ef7\u4e8e\u4f53\u79ef\uff0c\u56e0\u6b64\u7528\u884c\u5217\u5f0f\u7684\u503c\u6765\u8861\u91cf\u7269\u54c1\u7684\u591a\u6837\u6027\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"370\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-280-1024x370.png\" alt=\"\" class=\"wp-image-13603\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-280-1024x370.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-280-300x108.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-280-768x277.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-280.png 1299w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>      DPP\u53ca\u5176\u518d\u63a8\u8350\u7cfb\u7edf\u91cd\u6392\u4e2d\u7684\u5e94\u7528\u3002\u6c42\u89e3DPP\u662f\u6bd4\u8f83\u56f0\u96be\u7684\uff0c\u9700\u8981\u8ba1\u7b97\u884c\u5217\u5f0f\u5f88\u591a\u6b21\uff0c\u800c\u8ba1\u7b97\u884c\u5217\u5f0f\u9700\u8981\u77e9\u9635\u5206\u89e3\uff0c\u4ee3\u4ef7\u5f88\u5927\u3002\u8fd9\u8282\u8bfe\u4ecb\u7ecdHulu\u8bba\u6587\u4e2d\u7684\u7b97\u6cd5\uff0c\u53ef\u4ee5\u7528\u8f83\u5c0f\u7684\u4ee3\u4ef7\u6c42\u89e3DPP\u3002 \u53c2\u8003\u6587\u732e\uff1a Chen et al. Fast greedy map inference for determinantal point process to improve recommendation diversity. In NIPS, 2018.<\/p>\n\n\n\n<p> <strong>\u884c\u5217\u5f0f\u7b49\u4ef7\u4e8e\u4f53\u79ef\uff0c\u56e0\u6b64\u7528\u884c\u5217\u5f0f\u7684\u503c\u6765\u8861\u91cf\u7269\u54c1\u7684\u591a\u6837\u6027\u3002<\/strong> <\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"678\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-281-1024x678.png\" alt=\"\" class=\"wp-image-13610\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-281-1024x678.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-281-300x199.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-281-768x509.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-281.png 1060w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"456\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-282-1024x456.png\" alt=\"\" class=\"wp-image-13613\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-282-1024x456.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-282-300x134.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-282-768x342.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-282.png 1162w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"544\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-283-1024x544.png\" alt=\"\" class=\"wp-image-13615\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-283-1024x544.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-283-300x159.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-283-768x408.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-283.png 1044w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u6c42\u89e3DPP\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"632\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284-1024x632.png\" alt=\"\" class=\"wp-image-13620\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284-1024x632.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284-300x185.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284-768x474.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284-825x510.png 825w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-284.png 1058w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"888\" height=\"319\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-285.png\" alt=\"\" class=\"wp-image-13622\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-285.png 888w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-285-300x108.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-285-768x276.png 768w\" sizes=\"(max-width: 888px) 100vw, 888px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1025\" height=\"498\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-286.png\" alt=\"\" class=\"wp-image-13624\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-286.png 1025w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-286-300x146.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-286-768x373.png 768w\" sizes=\"(max-width: 1025px) 100vw, 1025px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"557\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-287-1024x557.png\" alt=\"\" class=\"wp-image-13626\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-287-1024x557.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-287-300x163.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-287-768x418.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-287.png 1066w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"1023\" height=\"473\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-288.png\" alt=\"\" class=\"wp-image-13628\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-288.png 1023w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-288-300x139.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-288-768x355.png 768w\" sizes=\"(max-width: 1023px) 100vw, 1023px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"512\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-289-1024x512.png\" alt=\"\" class=\"wp-image-13630\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-289-1024x512.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-289-300x150.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-289-768x384.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-289.png 1163w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"597\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-290-1024x597.png\" alt=\"\" class=\"wp-image-13631\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-290-1024x597.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-290-300x175.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-290-768x447.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-290.png 1198w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"575\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-291-1024x575.png\" alt=\"\" class=\"wp-image-13633\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-291-1024x575.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-291-300x168.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-291-768x431.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2023\/02\/image-291.png 1042w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u91cd\u639201\uff1a\u7269\u54c1\u76f8\u4f3c\u6027\u7684\u5ea6\u91cf\u3001\u63d0\u5347\u591a\u6837\u6027\u7684\u65b9\u6cd5 \u63a8\u8350\u7cfb\u7edf\u4e2d\u7684\u591a\u6837\u6027\u3002\u5982\u679c\u591a\u6837\u6027\u505a\u5f97\u597d\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u63a8\u8350\u7cfb\u7edf\u7684\u6838\u5fc3 &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2023\/02\/09\/rearrange\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u63a8\u8350\u7cfb\u7edf&#8211;\u91cd\u6392<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,23],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/13513"}],"collection":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/comments?post=13513"}],"version-history":[{"count":73,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/13513\/revisions"}],"predecessor-version":[{"id":13634,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/13513\/revisions\/13634"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=13513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=13513"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=13513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}