{"provider_url":"https://hatena.blog","categories":[],"image_url":null,"author_url":"https://blog.hatena.ne.jp/nishiohirokazu/","published":"2011-12-09 15:04:49","provider_name":"Hatena Blog","url":"https://nishiohirokazu.hatenadiary.org/entry/20111209/1323410689","blog_url":"https://nishiohirokazu.hatenadiary.org/","title":"numpy\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u306e\u30ab\u30eb\u30c8\u30af\u30a4\u30ba","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fnishiohirokazu.hatenadiary.org%2Fentry%2F20111209%2F1323410689\" title=\"numpy\u30b9\u30e9\u30a4\u30b7\u30f3\u30b0\u306e\u30ab\u30eb\u30c8\u30af\u30a4\u30ba - \u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u554f\uff1a\u7a7a\u6b04\u306b\u5165\u308b\u51fa\u529b\u3092\u7b54\u3048\u3088 >>> m = array([[1, 2], [3, 4]]) >>> m array([[1, 2], [3, 4]]) >>> x = [True, False] >>> m[x] (Q1) >>> m[array(x)] (Q2) >>> m[tuple(x)] (Q3)\u3082\u3061\u308d\u3093\u308f\u3056\u308f\u3056\u554f\u984c\u306b\u3057\u3066\u3044\u308b\u3063\u3066\u3053\u3068\u306f\u5168\u90e8\u7d50\u679c\u304c\u9055\u3046\u3063\u3066\u3053\u3068\u3067\u3059\u3088\uff01 \u53ef\u80fd\u3067\u3042\u308c\u3070\u7406\u7531\u3082\u4ed8\u3051\u3066\u56de\u7b54\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u6b63\u89e3\u306f\u3053\u3061\u3089 >>> m = array([[1, 2], [3, 4]]) >>> m array([[1, 2], [3, 4]]) >>> x = [True, False\u2026","type":"rich","height":"190","author_name":"nishiohirokazu","width":"100%","blog_title":"\u897f\u5c3e\u6cf0\u548c\u306e\u306f\u3066\u306a\u30c0\u30a4\u30a2\u30ea\u30fc","version":"1.0"}