{"categories":[],"version":"1.0","published":"2024-02-04 12:28:56","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/r/repose/20240204/20240204121538.png","provider_url":"https://hatena.blog","description":"\u5148\u306b\u7d50\u8ad6 nDCG@all \u306f\u3069\u3093\u306a\u4e88\u6e2c\u5024\u3084\u30e2\u30c7\u30eb\u3067\u3042\u3063\u3066\u3082 1.0 \u306b\u8fd1\u3065\u304f\u306e\u3067\u6ce8\u610f\u3057\u305f\u307b\u3046\u304c\u826f\u3055\u305d\u3046\u3067\u3059\uff0e \u7591\u554f \u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306b\u304a\u3051\u308b\u4e88\u6e2c\u5024\u306e\u8a55\u4fa1\u306b\u306f\u3055\u307e\u3056\u307e\u306a\u6307\u6a19\u304c\u7528\u3044\u3089\u308c\u307e\u3059\uff0e RMSE prec / recall / f1-score negative log-likelihood \u4e8c\u5024\u5206\u985e\u3067\u306f\u3068\u304f\u306b ROC-AUC (Area Under the Receiver Operating Characteristic Curve)1\u304c\u7528\u3044\u3089\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3057\u3087\u3046\uff0e \u30e9\u30f3\u30c0\u30e0\u306a\u4e88\u6e2c\u5024\u306b\u5bfe\u3059\u308b ROC-AUC \u306f\u305d\u306e\u5b9a\u7fa9\u4e0a\u304b\u3089\u3082 0.5 \u306b\u306a\u308b\u3053\u3068\u304c\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\uff0e\u3053\u308c\u306f\u975e\u5e38\u306b\u4fbf\u5229\u3067\uff0cR\u2026","height":"190","title":"\u30e9\u30f3\u30c0\u30e0\u306a\u4e88\u6e2c\u5024\u306b\u304a\u3051\u308b ROC-AUC \u306f0.5\uff0c\u3067\u306f nDCG \u306f?","type":"rich","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frepose.hatenadiary.jp%2Fentry%2F2024%2F02%2F04%2F122856\" title=\"\u30e9\u30f3\u30c0\u30e0\u306a\u4e88\u6e2c\u5024\u306b\u304a\u3051\u308b ROC-AUC \u306f0.5\uff0c\u3067\u306f nDCG \u306f? - \u7cde\u7cde\u7cde\u30cd\u30c3\u30c8\u5f01\u6176\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://repose.hatenadiary.jp/","author_url":"https://blog.hatena.ne.jp/repose/","author_name":"repose","url":"https://repose.hatenadiary.jp/entry/2024/02/04/122856","width":"100%","provider_name":"Hatena Blog","blog_title":"\u7cde\u7cde\u7cde\u30cd\u30c3\u30c8\u5f01\u6176"}