{"categories":["\u6a5f\u68b0\u5b66\u7fd2","python"],"url":"https://stmind.hatenablog.com/entry/20120424/1335307505","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/s/satojkovic/20120425/20120425020910.png","height":"190","description":"\u30d8\u30eb\u30d7\u306fnumpy.linalg.lstsq \u2015 NumPy v1.7.dev-3cb783e Manual (DRAFT)\u304b\u3001ipython\u3067help(linalg.lstsq)\u3068\u3057\u3066\u78ba\u8a8d\u3067\u304d\u308b\u3002 lstsq(a, b, rcond=-1) \u6700\u5c0f\u4e8c\u4e57\u89e3\u3092\u8a08\u7b97\u3059\u308b ax=b\u3092||b-ax||^2\u3092\u6700\u5c0f\u306b\u3059\u308b\u30d9\u30af\u30c8\u30ebx\u3092\u6c42\u3081\u308b\u4e8b\u306b\u3088\u308a\u89e3\u304f \u30d1\u30e9\u30e1\u30fc\u30bf \u4fc2\u6570\u884c\u5217a\uff08M, N\uff09\u3001\u72ec\u7acb\u5909\u6570b\uff08M,\uff09or \uff08M, K\uff09\u3001rcond \u623b\u308a\u5024 \u6700\u5c0f\u4e8c\u4e57\u89e3p, \u6b8b\u5dee\u306e\u5408\u8a08residues, \u4fc2\u6570\u884c\u5217a\u306e\u30e9\u30f3\u30afrank, a\u306esingular value 2\u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6c42\u3081\u308b\u30b5\u30f3\u30d7\u30eb\u554f\u984c\u3002\u6b63\u89e3\u306f\uff082.5, \u2026","published":"2012-04-24 07:45:05","title":" Numpy\u306elinalg.lstsq\u306e\u899a\u66f8","width":"100%","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fstmind.hatenablog.com%2Fentry%2F20120424%2F1335307505\" title=\" Numpy\u306elinalg.lstsq\u306e\u899a\u66f8 - stMind\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_url":"https://hatena.blog","blog_url":"https://stmind.hatenablog.com/","blog_title":"stMind","type":"rich","author_url":"https://blog.hatena.ne.jp/satojkovic/","version":"1.0","author_name":"satojkovic"}