{"id":255,"date":"2014-09-05T05:38:36","date_gmt":"2014-09-04T20:38:36","guid":{"rendered":"https:\/\/www.dogrow.net\/python\/?p=255"},"modified":"2019-10-19T09:07:28","modified_gmt":"2019-10-19T00:07:28","slug":"blog59","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/python\/blog59\/","title":{"rendered":"(59) numpy\u3067sort"},"content":{"rendered":"

5\u884c3\u5217\u306e\u4e71\u6570\u914d\u5217a\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n

>>> import numpy as np\r\n>>> a = np.random.rand(5,3)\r\n>>> a\r\narray([[ 0.55096361,  0.12996364,  0.37222312],\r\n       [ 0.74124504,  0.37193397,  0.13887862],\r\n       [ 0.41474143,  0.23832064,  0.9245167 ],\r\n       [ 0.41874493,  0.23164232,  0.10248007],\r\n       [ 0.62351702,  0.2568594 ,  0.86498964]])\r\n<\/pre>\n
a\u3092\u5217\u65b9\u5411(axis=1)\u3067\u30bd\u30fc\u30c8\u3057\u305f\u914d\u5217b\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n
>>> b = np.sort(a, axis=1)<\/span>\r\n>>> b\r\narray([[ 0.12996364,  0.37222312,  0.55096361],\r\n       [ 0.13887862,  0.37193397,  0.74124504],\r\n       [ 0.23832064,  0.41474143,  0.9245167 ],\r\n       [ 0.10248007,  0.23164232,  0.41874493],\r\n       [ 0.2568594 ,  0.62351702,  0.86498964]])\r\n<\/pre>\n
\u5f15\u6570axis\u3092\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u3001\u5217\u65b9\u5411\u306e\u30bd\u30fc\u30c8\u306b\u306a\u308b\u3088\u3046\u3060\u3002<\/p>\n
>>> c = np.sort(a)<\/span>\r\n>>> c\r\narray([[ 0.12996364,  0.37222312,  0.55096361],\r\n       [ 0.13887862,  0.37193397,  0.74124504],\r\n       [ 0.23832064,  0.41474143,  0.9245167 ],\r\n       [ 0.10248007,  0.23164232,  0.41874493],\r\n       [ 0.2568594 ,  0.62351702,  0.86498964]])\r\n>>> b-c\r\narray([[ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.]])\r\n<\/pre>\n
a\u3092\u884c\u65b9\u5411(axis=0)\u3067\u30bd\u30fc\u30c8\u3057\u305f\u914d\u5217d\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n
>>> d = np.sort(a, axis=0)<\/span>\r\n>>> d\r\narray([[ 0.41474143,  0.12996364,  0.10248007],\r\n       [ 0.41874493,  0.23164232,  0.13887862],\r\n       [ 0.55096361,  0.23832064,  0.37222312],\r\n       [ 0.62351702,  0.2568594 ,  0.86498964],\r\n       [ 0.74124504,  0.37193397,  0.9245167 ]])\r\n<\/pre>\n
\u914d\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n
>>> a.sort(axis=0)<\/span>\r\n>>> d-a\r\narray([[ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.],\r\n       [ 0.,  0.,  0.]])\r\n<\/pre>\n
\n","protected":false},"excerpt":{"rendered":"
5\u884c3\u5217\u306e\u4e71\u6570\u914d\u5217a\u3092\u4f5c\u6210\u3059\u308b\u3002 >>> import numpy as np >>> a = np.random.rand(5,3) >>> a array([[ \u2026 \u7d9a\u304d\u3092\u8aad\u3080 »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-255","post","type-post","status-publish","format-standard","hentry","category-numpy"],"views":2680,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/comments?post=255"}],"version-history":[{"count":7,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/255\/revisions"}],"predecessor-version":[{"id":2673,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/posts\/255\/revisions\/2673"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/media?parent=255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/categories?post=255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/python\/wp-json\/wp\/v2\/tags?post=255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}