{"id":5837,"date":"2022-03-09T17:07:59","date_gmt":"2022-03-09T08:07:59","guid":{"rendered":"https:\/\/broaden-your-horizons.com\/ai-ss\/?page_id=5837"},"modified":"2022-04-06T21:29:05","modified_gmt":"2022-04-06T12:29:05","slug":"numpy","status":"publish","type":"page","link":"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/numpy\/","title":{"rendered":"NumPy\u307e\u3068\u3081"},"content":{"rendered":"<p><!--\u30b7\u30e7\u30fc\u30c8\u30b3\u30fc\u30c9\uff08library-header\uff09--><br \/>\n\n<p class=\"backlink\"><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/library\/\">page:[\u30e9\u30a4\u30d6\u30e9\u30ea]<\/a><\/p>\n<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u60c5\u5831\u53d6\u5f97\">\u60c5\u5831\u53d6\u5f97<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>NumPy\u914d\u5217\u306e\u5f62\u72b6\u3084\u6b21\u5143\u3001\u8981\u7d20\u6570\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<ul><li>\uff5cnp.shape\uff5cnp.ndim\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/shape-ndim\/\">NumPy:\u3010\u5f62\u72b6\u3001\u6b21\u5143\u3001\u8981\u7d20\u6570\u3011\u306e\u78ba\u8a8d\u65b9\u6cd5<\/a>\n<\/li><\/ul><\/li><li>\u5909\u6570\u306e\u4e2d\u8eab\u3084\u5909\u6570\u81ea\u4f53\u306e\u30c7\u30fc\u30bf\u578b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5<ul><li>\uff5c.dtype\uff5ctype(\u2026)\uff5cint64\uff5cfloat64\uff5c&lt;U11\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/datatype\/\">NumPy:\u3010\u30c7\u30fc\u30bf\u578b\u3011\u78ba\u8a8d\u65b9\u6cd5\u3068\u5b9f\u884c\u7d50\u679c<\/a>\n<\/li><\/ul><\/li><li>\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\u65b9\u6cd5\u3068\u4ed5\u7d44\u307f\u3092\u8a73\u3057\u304f<ul><li>\uff5cnp.version\uff5c.full_version\uff5c.short_version\uff5c.version\uff5c.git_revision\uff5c<\/li><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/get-version\/\">NumPy:\u3010version\u30b3\u30de\u30f3\u30c9\u3011\u3092\u8a73\u3057\u304f\u8aac\u660e<\/a>\n<\/li><\/ul><\/li><li>\u30d5\u30a1\u30f3\u30b7\u30fc\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u53c2\u7167\u3001\u30d6\u30fc\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u53c2\u7167\u3001ReLU\u306e\u4f8b<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/data-reference\/\">NumPy\u914d\u5217:2\u3064\u306e\u3010\u30c7\u30fc\u30bf\u53c2\u7167\u65b9\u6cd5\u3011<\/a>\n<\/li><\/ul><\/li><\/ul>\n\n\n\n<!--\u76ee\u6b21\u3078\u3001\u30da\u30fc\u30b8\u306e\u5148\u982d\u3078-->\n<div id=\"backcontainer\"><a id=\"linkmokuji\" href=\"javascript:backContainer();\">\u76ee\u6b21\u3078\uff1e\uff1e<\/a>\u3000<a id=\"linktop\" href=\"#\">\u5148\u982d\u3078\uff1e\uff1e<\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u30c7\u30fc\u30bf\u4f5c\u308b\">\u30c7\u30fc\u30bf\u4f5c\u308b<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5e8f\u6570\u3001\u9806\u5217\u3001\u5076\u6570\u3001\u5947\u6570\u3001\u500d\u6570<ul><li>\uff5cnp.arange\uff5cnp.linspace\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/arange\/\">NumPy:\u3010\u5e8f\u6570,\u9806\u5217,\u500d\u6570,\u7b49\u5206\u5272\u3011\u306e\u5b9f\u884c\u7d50\u679c<\/a>\n<\/li><\/ul><\/li><li>\u30e9\u30f3\u30c0\u30e0<ul><li>\uff5cnp.random\uff5c.choice\uff5c.shufful\uff5cpermutation\uff5c.randn\uff5c.random\uff5c.randint\uff5c.random_sample\uff5c.normal\uff5c.seed\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/random\/\">NumPy:\u3010np.random\u3011\u306e\u3042\u308c\u3053\u308c\uff08\u5b9f\u884c\u7d50\u679c\u3067\u8aac\u660e\uff09<\/a>\n<\/li><\/ul><\/li><li>0\u57cb\u3081\u30011\u57cb\u3081\u3001\u6570\u5024\u6307\u5b9a\u57cb\u3081\u3001\u5358\u4f4d\u884c\u5217<ul><li>\uff5cnp.zeros\uff5cnp.zeros_like\uff5cnp.ones\uff5cnp.full\uff5cnp.eye\uff5cnp.diag\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/fill-functions\/\">NumPy:\u30100\u57cb\u3081,\u5358\u4f4d\u884c\u5217,\u5bfe\u89d2\u884c\u5217\u3011\u4f5c\u6210\u65b9\u6cd5<\/a>\n<\/li><\/ul><\/li><li>\u753b\u50cf\u51e6\u7406\u3067\u4f7f\u30460\u57cb\u3081<ul><li>\uff5cnp.pad\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/0padding\/\">NumPy:\u753b\u50cf\u51e6\u7406\u3067\u4f7f\u3046\u30100\u30d1\u30c7\u30a3\u30f3\u30b0\u3011\u306e\u4f8b<\/a>\n<\/li><\/ul><\/li><\/ul>\n\n\n\n<!--\u76ee\u6b21\u3078\u3001\u30da\u30fc\u30b8\u306e\u5148\u982d\u3078-->\n<div id=\"backcontainer\"><a id=\"linkmokuji\" href=\"javascript:backContainer();\">\u76ee\u6b21\u3078\uff1e\uff1e<\/a>\u3000<a id=\"linktop\" href=\"#\">\u5148\u982d\u3078\uff1e\uff1e<\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u64cd\u4f5c\">\u64cd\u4f5c<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>\u5f62\u72b6\u5909\u63db\u3001\u6b21\u5143\u524a\u9664\u3001\u6b21\u5143\u3092\u5897\u3084\u3059\u3001\u8ee2\u7f6e\u3001\u6b21\u5143\u4e26\u3073\u66ff\u3048\u3001\u30d5\u30a1\u30f3\u30b7\u30fc\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u53c2\u7167\u3067\u4e26\u3079\u66ff\u3048<ul><li>\uff5cnp.reshape\uff5cnp.transpose\uff5c.T\uff5cnp.squeeze\uff5cnp.newaxis\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/shape-conversion\/\">NumPy:\u3010\u6b21\u5143\u3092\u64cd\u4f5c\u3011\u3059\u308b\u65b9\u6cd5\u3044\u308d\u3044\u308d<\/a>\n<\/li><\/ul><\/li><li>\u96c6\u8a08\u3001\u5e73\u5747\u3001\u6700\u5927\u3001\u6700\u5c0f<ul><li>\uff5cnp.sum\uff5cnp.mean\uff5cnp.max\uff5cnp.min\uff5caxis\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/sum-mean-axis\/\">NumPy:\u3010\u96c6\u8a08\u95a2\u6570\u306eaxis\u3011\u306e\u8aac\u660e\u3068\u5b9f\u884c\u4f8b<\/a>\n<\/li><\/ul><\/li><li>\u30eb\u30fc\u30d7\uff08\u9042\u6b21\u51e6\u7406\uff09<ul><li>\uff5cnp.nditer\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/loop\/\">NumPy:\u3010\u30eb\u30fc\u30d7\u51e6\u7406\uff1a\u30a4\u30c6\u30ec\u30fc\u30bf\u3011\u306e\u5b9f\u884c\u4f8b<\/a>\n<\/li><\/ul><\/li><li>\u6570\u5b66\u95a2\u6570<ul><li>\uff5cnp.median\uff5cnp.mean\uff5cnp.sin\uff5cnp.cos\uff5cnp.tan\uff5cnp.log\uff5cnp.exp\uff5cnp.e\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/mathematical-functions\/\">NumPy:\u3010median,radians,sin,cos,tan,e,log,exp\u3011\u5b9f\u884c\u4f8b<\/a>\n<\/li><\/ul><\/li><li>\u6570\u5024\u95a2\u6570<ul><li>\uff5cnp.rint\uff5cnp.modf\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/numeric-functions\/\">NumPy:\u3010\u56db\u6368\u4e94\u5165,\u6574\u6570\u5c0f\u6570\u5206\u3051\u308b\u3011\u306e\u5b9f\u884c\u7d50\u679c<\/a>\n<\/li><\/ul><\/li><li>dot\u7a4d\u3001\u5185\u7a4d\u3001\u5916\u7a4d\u3001\u9006\u884c\u5217\u3001\u30ce\u30eb\u30e0<ul><li>\uff5cnp.dot\uff5cnp.inner\uff5cnp.outer\uff5cnp.linalg\uff5c.inv\uff5c.norm\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/on-machine-learning\/\">NumPy:\u3010\u6a5f\u68b0\u5b66\u7fd2\u3011\u3067\u4f7f\u3046\u884c\u5217\u8a08\u7b97<\/a>\n<\/li><\/ul><\/li><li>\u578b\u5909\u63db<ul><li>\uff5ca&lt;=0\uff5cnp.astype\uff5cnp.int8\uff5cnp.float32\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/type-conversion\/\">NumPy:\u3010bool\u5909\u63db,\u578b\u5909\u63db\u3011\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/a>\n<\/li><\/ul><\/li><li>\u4fbf\u5229\u305d\u3046\u306a\u3082\u306e\u307e\u3068\u3081\uff08\u30af\u30ea\u30c3\u30d7\u3001\u578b\u5909\u63db\uff08\u30d0\u30a4\u30ca\u30ea\u3001bytes\uff09\u3001\u91cd\u8907\u6392\u9664\uff08\u30e6\u30cb\u30fc\u30af\uff09\uff09<ul><li>\uff5cnp.clip\uff5cnp.frombuffer\uff5cnp.unique\uff5cnp.nonzero\uff5c<\/li><\/ul><ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/something-of-useful\/\">NumPy:\u3010\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u3011\u4fbf\u5229\u305d\u3046\u306a\u3082\u306e<\/a>\n<\/li><\/ul><\/li><\/ul>\n\n\n\n<!--\u76ee\u6b21\u3078\u3001\u30da\u30fc\u30b8\u306e\u5148\u982d\u3078-->\n<div id=\"backcontainer\"><a id=\"linkmokuji\" href=\"javascript:backContainer();\">\u76ee\u6b21\u3078\uff1e\uff1e<\/a>\u3000<a id=\"linktop\" href=\"#\">\u5148\u982d\u3078\uff1e\uff1e<\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"\u3061\u3087\u3063\u3068\u3057\u305f\u7591\u554f\u3092\u89e3\u6d88\">\u3061\u3087\u3063\u3068\u3057\u305f\u7591\u554f\u3092\u89e3\u6d88<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>np.random\u306erand\u3068random\u3068random_sample\u304c\u4f3c\u3066\u3044\u3066\u56f0\u308b<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/ramdom-differences\/\">np.ramdom\u306e\u3010rand,random,ramdom_sample\u3011\u306e\u9055\u3044<\/a>\n<\/li><\/ul><\/li><li>NumPy\u914d\u5217\u3092\u751f\u6210\u3059\u308b\u65b9\u6cd5\u3044\u308d\u3044\u308d<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/make-ndarray\/\">NumPy:\u3010ndarray\u3011\u3092\u4f5c\u6210\u3059\u308b3\u3064\u306e\u65b9\u6cd5<\/a>\n<\/li><\/ul><\/li><li>np.shape(2, )\u3063\u3066\u4f55\u304b\uff1f<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/feature-of-shape\/\">NumPy\u306eshape\u8868\u8a18\u306e (2, ) \u3063\u3066\u4f55\u3067\u3059\u304b\uff1f<\/a>\n<\/li><\/ul><\/li><li>axis\u304c\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u5834\u5408<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/unsure\/\">Numpy:\u3010axis\u3011\u304c\u5206\u304b\u3089\u306a\u3044\u306a\u3089\u3001\u3053\u306e\u7d75\u3092\u898b\u3066\uff01<\/a>\n<\/li><\/ul><\/li><li>one-hot\u30d9\u30af\u30c8\u30eb\u3078\u306e\u5909\u63db\uff08bool\u578b\u3001\u6587\u5b57\u5217\uff09\u3068\u623b\u3057\uff08np.eye\/np.argmax\uff09<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/convert-one-hot-vector\/\">NumPy:\u3010one-hot\u30d9\u30af\u30c8\u30eb\u3011\u3078\u306e\u5909\u63db\u3068\u623b\u3057<\/a>\n<\/li><\/ul><\/li><li>shape\u304b\u3089\u5206\u304b\u308b\u306e\u306f\u5404\u6b21\u5143\u306e\u8981\u7d20\u6570\u3068\u6b21\u5143\u6570<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/get-ndim\/\">NumPy:\u3010shape\u306e\u6570\u5024\u3011\u3092\u5225\u3005\u306b\u53d6\u308a\u51fa\u3059<\/a>\n<\/li><\/ul><\/li><li>max\u306f\u914d\u5217\u5185\u3001maximum\u306f\u914d\u5217\u540c\u58eb\u3092\u6bd4\u8f03<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/max-maximum\/\">\u3010np.max\uff0fnp.maximum\u3011\u306e\u9055\u3044\u3092\u8aac\u660e<\/a>\n<\/li><\/ul><\/li><li>np.dot\u524d\u306b\u6b21\u5143\u5909\u63db\uff08\u4f8b\u3048\u3070\u30014\u6b21\u5143\u21d22\u6b21\u5143\uff09\u3057\u3066\u3082\u7d50\u679c\u306f\u540c\u3058\uff1f\u4f55\u30672\u6b21\u5143\u306b\u5909\u63db\u3059\u308b\u306e\uff1f<ul><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/changing\/from-4dim-to-2dim\/\">\u306a\u305cnp.dot\u306e\u524d\u306b\u30102\u6b21\u5143\u3011\u306b\u5909\u63db\u3059\u308b\u306e\u304b\uff1f<\/a>\n<\/li><\/ul><\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>\n<a class=\"movelink\" href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/numpy\/error1\/\">TypeError:slice indices must be integers or None or have an __index__ method<\/a>\n<\/li><\/ul>\n\n\n\n<!--\u76ee\u6b21\u3078\u3001\u30da\u30fc\u30b8\u306e\u5148\u982d\u3078-->\n<div id=\"backcontainer\"><a id=\"linkmokuji\" href=\"javascript:backContainer();\">\u76ee\u6b21\u3078\uff1e\uff1e<\/a>\u3000<a id=\"linktop\" href=\"#\">\u5148\u982d\u3078\uff1e\uff1e<\/a><\/div>\n\n\n<p><!--\u30b7\u30e7\u30fc\u30c8\u30b3\u30fc\u30c9\uff08library-footer\uff09--><br \/>\n\n<div class=\"back-link\"><div class=\"wp-block-columns\">\n<div class=\"wp-block-column contents-link-line\"><p><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/ai-summary\/\">AI\u307e\u3068\u3081<\/a><\/p><\/div>\n<div class=\"wp-block-column contents-link-line\"><p><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/docker-wsl\/\">DOCKER\/WSL<\/a><\/p><\/div>\n<div class=\"wp-block-column contents-link-line\"><p><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/development\/\">AI\u958b\u767a<\/a><\/p><\/div>\n<\/div><div class=\"wp-block-columns\">\n<div class=\"wp-block-column contents-link-line nowon\"><p><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/library\/\">\u30e9\u30a4\u30d6\u30e9\u30ea<\/a><\/p><\/div>\n<div class=\"wp-block-column contents-link-line\"><p><a href=\"https:\/\/broaden-your-horizons.com\/ai-ss\/ai-top\/pooping\/\">\u3046\u3093\u3061\u304f<\/a><\/p><\/div>\n<div class=\"wp-block-column contents-link-line blank\"><p><\/p><\/div>\n<!--<div class=\"wp-block-column contents-link-line blank\"><p><a href=\"#\"><\/a><\/p><\/div>-->\n<\/div><\/div>\n<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60c5\u5831\u53d6\u5f97 NumPy\u914d\u5217\u306e\u5f62\u72b6\u3084\u6b21\u5143\u3001\u8981\u7d20\u6570\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5 \uff5cnp.shape\uff5cnp.ndim\uff5c \u5909\u6570\u306e\u4e2d\u8eab\u3084\u5909\u6570\u81ea\u4f53\u306e\u30c7\u30fc\u30bf\u578b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5 \uff5c.dtype\uff5ctype(\u2026)\uff5cint64\uff5cfloat64\uff5c&lt;U11\uff5c 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