{"provider_name":"Hatena Blog","width":"100%","url":"https://stop-the-world.hatenablog.com/entry/cs276-information-retrieval-16","blog_title":"stop-the-world","provider_url":"https://hatena.blog","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/t/takuya-a/20201217/20201217004041.png","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fstop-the-world.hatenablog.com%2Fentry%2Fcs276-information-retrieval-16\" title=\"Information Retrieval and Web Search \u307e\u3068\u3081(16): \u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u6027 - stop-the-world\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u524d\u56de\u306f\u3001\u591a\u5024\u9069\u5408\u6027\u306b\u57fa\u3065\u304f\u30e9\u30f3\u30af\u3064\u304d\u691c\u7d22\u8a55\u4fa1\u6307\u6a19\u3067\u3042\u308b nDCG \u3068\u3001\u30af\u30ea\u30c3\u30af\u30c7\u30fc\u30bf\u306e\u6d3b\u7528\u306b\u969b\u3057\u3066\u306e\u6ce8\u610f\u70b9\u3084\u30c6\u30af\u30cb\u30c3\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u305f\u3002\u4eca\u56de\u306f\u3001\u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u6027 (efficiency) \u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u3002 \u3053\u306e\u8a18\u4e8b\u306f Information Retrieval and Web Search Advent Calendar 2020 \u306e16\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 adventar.org \u80cc\u666f \u52b9\u7387\u7684\u306a\u30b9\u30b3\u30a2\u8a08\u7b97\u3068\u30e9\u30f3\u30ad\u30f3\u30b0 \u30d2\u30fc\u30d7\u3092\u4f7f\u3063\u305f Top K \u306e\u9078\u629e \u5b89\u5168\u3067\u306a\u3044 top K \u30e9\u30f3\u30ad\u30f3\u30b0 \u30d7\u30eb\u30fc\u30cb\u30f3\u30b0\u306b\u3088\u308b\u30b9\u30b3\u30a2\u8a08\u7b97\u306e\u9ad8\u901f\u5316 \u9759\u7684\u30b9\u30b3\u30a2 \u30af\u30e9\u30b9\u30bf\u30d7\u30eb\u30fc\u30cb\u30f3\u30b0 \u5c64\u5316\u30a4\u30f3\u30c7\u30c3\u30af\u30b9 \u30a4\u30f3\u30d1\u30af\u30c8\u2026","blog_url":"https://stop-the-world.hatenablog.com/","author_name":"takuya-a","height":"190","published":"2020-12-16 23:57:00","categories":[],"title":"Information Retrieval and Web Search \u307e\u3068\u3081(16): \u691c\u7d22\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u6027","version":"1.0","type":"rich","author_url":"https://blog.hatena.ne.jp/takuya-a/"}