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src=\"https:\/\/gist.github.com\/pandanote-info\/12062c080b972ba940a7dd4a5745407e.js\"><\/script><\/p>\n<p>\u3059\u308b\u3068\u5909\u6570bow\u306b$A_0$\u304c\u8aad\u307f\u8fbc\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u306e\u5148\u982d\u306b\u9069\u5207\u306aimport\u6587\u3092\u8ffd\u52a0\u3057\u3066\u5b9f\u884c\u3059\u308b\u3068\u3001$A_0$\u306e\u884c\u6570\u3001\u5217\u6570\u53ca\u30730\u3067\u306a\u3044\u6210\u5206\u306e\u500b\u6570\u304c\u6c42\u307e\u308a\u307e\u3059\u3002<\/p>\n<div class=\"code\">C:\\Users\\pandanote\\python3>python3 freqreadtest.py<br \/>\n261 8984 35061<\/div>\n<p>&nbsp;<\/p>\n<p>\u8a18\u4e8b\u306e\u500b\u6570($m$)\u304c261\u3067\u5358\u8a9e\u6570($n$)\u304c8984\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001$A_0$\u306f261\u884c8984\u5217\u306e\u884c\u5217\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u30010\u3067\u306a\u3044\u6210\u5206\u306e\u500b\u6570\u304c35061\u500b\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u306f$A_0$\u306e\u6210\u5206\u306e\u7dcf\u6570($261 \\times 8984 = 2344824$)\u306e\u7d041.495%\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002<\/p>\n<p>\u3059\u306a\u308f\u3061\u3001$A_0$\u306f\u6210\u5206\u306e\u7d0498.5%\u304c0\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h2>TF-IDF\u306b\u3088\u308b\u91cd\u8981\u5ea6\u306e\u8a08\u7b97<\/h2>\n<p>\u6587\u66f8\u306b\u304a\u3051\u308b\u5358\u8a9e\u306e\u91cd\u8981\u5ea6\u306e\u6c42\u3081\u65b9\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u624b\u6cd5\u304c\u63d0\u6848\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u305d\u306e\u4e2d\u3067\u3082\u6700\u3082\u57fa\u672c\u7684\u306a\u624b\u6cd5\u3067\u3042\u308bTF-IDF\u3092\u7528\u3044\u3066\u91cd\u8981\u5ea6\u3092\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u90fd\u5408\u4e0a\u3001$A_0$\u306e\u5148\u982d\u884c\u306e\u884c\u756a\u53f7\u53ca\u3073\u5217\u756a\u53f7\u306f0\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u5358\u8a9e\u306e\u51fa\u73fe\u7387\u306b\u3088\u308b\u6210\u5206\u306e\u6b63\u898f\u5316<\/h3>\n<p>\u672cWeb\u30b5\u30a4\u30c8\u306e\u8a18\u4e8b\u3054\u3068\u306e\u9577\u3055(\u5358\u8a9e\u6570)\u306b\u306f\u305d\u308c\u306a\u308a\u306e\u3070\u3089\u3064\u304d\u304c\u3042\u308b\u305f\u3081\u3001\u8a18\u4e8b\u3069\u3046\u3057\u306e\u9593\u306e\u95a2\u4fc2\u3092\u8abf\u3079\u308b\u305f\u3081\u306b\u5229\u7528\u3059\u308b\u3053\u3068\u3092\u60f3\u5b9a\u3057\u3001$A_0$\u306e$(i,j)$\u6210\u5206$a_{ij}$($0 \\le i \\lt m, 0 \\le j \\lt n$)\u3092\u4ee5\u4e0b\u306e(\\ref{eq:tf})\u5f0f\u3067\u8a08\u7b97\u3067\u304d\u308b$a_{TF,ij}$\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002<br \/>\n\\begin{align}<br \/>\na_{TF,ij} &#038;= \\frac{a_{ij}}{\\displaystyle\\sum_{k=0}^{n-1}a_{ik}} \\label{eq:tf}<br \/>\n\\end{align}<br \/>\n$a_{TF,ij}$\u306f\u6587\u66f8$i$\u304b\u3089\u62bd\u51fa\u3055\u308c\u305f\u5358\u8a9e\u306e\u7dcf\u5358\u8a9e\u6570\u306e\u3046\u3061\u3001\u5358\u8a9e$j$\u306e\u51fa\u73fe\u6570\u306e\u5360\u3081\u308b\u5272\u5408\u3001\u3059\u306a\u308f\u3061\u51fa\u73fe\u983b\u5ea6(TF: Term Frequency)\u3092\u8868\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u3001(\\ref{eq:tf})\u5f0f\u306e\u8a08\u7b97\u306b\u3088\u308a\u7f6e\u304d\u63db\u3048\u3089\u308c\u305f$a_{TF,ij}$\u3092\u6210\u5206\u3068\u3057\u3066\u6301\u3064$m$\u884c$n$\u5217\u306e\u884c\u5217\u3092$A_{TF}$\u3068\u66f8\u304f\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<h3>\u9006\u6587\u66f8\u983b\u5ea6\u306b\u3088\u308b\u5358\u8a9e\u306e\u91cd\u8981\u5ea6\u306e\u8abf\u6574<\/h3>\n<p>\u672cWeb\u30b5\u30a4\u30c8\u3067\u4f7f\u7528\u3057\u3066\u3044\u308bWordpress\u306eClassic Editor\u7528\u306e\u30b7\u30e7\u30fc\u30c8\u30b3\u30fc\u30c9\u3068\u3057\u3066h2\u30bf\u30b0\u306a\u3069\u306eHTML\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u30bf\u30b0\u3084$\\LaTeX$\u306e\u6570\u5f0f\u306a\u3069\u3060\u3051\u3067\u306a\u304f\u3001\u4e00\u90e8\u306e\u5b9a\u578b\u6587\u306b\u3064\u3044\u3066\u3082QuickTags API\u3092\u4f7f\u3063\u3066\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5316\u3057\u3066\u30a8\u30c7\u30a3\u30bf\u306e\u4e0a\u5074\u306e\u30dc\u30bf\u30f3\u3092\u62bc\u3059(\u307e\u305f\u306f\u30bf\u30c3\u30d7\u3059\u308b)\u3060\u3051\u3067\u633f\u5165\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059(\u4e0b\u56f3\u53c2\u7167\u3002\u306a\u304a\u3001\u8ffd\u52a0\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f<a href=\"https:\/\/pandanote.info\/?p=434\">\u3053\u306e\u8a18\u4e8b<\/a>\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044)\u3002<\/p>\n<p><a href=\"https:\/\/pandanote.info\/?attachment_id=6907\" rel=\"attachment wp-att-6907\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/tf-idf_scene1-300x93.png\" alt=\"\" width=\"300\" height=\"93\" class=\"alignnone size-medium wp-image-6907\" srcset=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/tf-idf_scene1-300x93.png 300w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/tf-idf_scene1-768x238.png 768w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/tf-idf_scene1-660x204.png 660w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/tf-idf_scene1.png 873w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u542b\u307e\u308c\u308b\u5358\u8a9e\u306b\u3064\u3044\u3066\u306f\u307b\u3068\u3093\u3069\u306e\u8a18\u4e8b\u306b\u767b\u5834\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u767b\u5834\u3059\u308b\u8a18\u4e8b\u306e\u5185\u5bb9\u306b\u5e38\u306b\u6df1\u304f\u95a2\u4fc2\u3057\u3066\u3044\u308b\u304b\u3068\u3044\u3046\u3068\u3001\u5fc5\u305a\u3057\u3082\u305d\u3046\u3068\u306f\u8a00\u3048\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u3001\u6587\u66f8\u306e\u7dcf\u6570$|D|$\u3092\u3042\u308b\u5358\u8a9e\u304c\u51fa\u73fe\u3059\u308b(\u540c\u4e00\u6587\u66f8\u5185\u306b\u304a\u3051\u308b\u51fa\u73fe\u56de\u6570\u306f\u8003\u616e\u3057\u307e\u305b\u3093\u3002)\u6587\u66f8\u306e\u6570$d_j (0 \\le j \\lt n)$\u3067\u5272\u3063\u305f\u5024\u3092\u8003\u3048\u307e\u3059(<a href=\"https:\/\/ja.wikipedia.org\/wiki\/Tf-idf\">Wikipedia<\/a>\u306e\u8a18\u8ff0\u3068\u306f$i$\u3068$j$\u306enotation\u304c\u5165\u308c\u66ff\u308f\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u6c17\u306b\u3057\u306a\u3044\u65b9\u5411\u3067\u304a\u9858\u3044\u3057\u307e\u3059)\u3002\u3053\u306e\u5024(\u4ee5\u4e0b\u3001$\\text{idf}_j$)\u3092\u9006\u6587\u66f8\u983b\u5ea6(IDF: Inverse Document Frequency)\u3068\u3044\u3044\u307e\u3059\u2026 <\/p>\n<p>\u3068\u8a00\u3044\u305f\u3044\u3068\u3053\u308d\u3067\u3059\u304c\u3001\u3056\u3063\u3068\u8abf\u3079\u305f\u7bc4\u56f2\u3067\u306f\u3001<br \/>\n\\begin{align}<br \/>\n\\text{idf}_j &#038;= \\frac{|D|}{d_j} \\label{eq:idfnormal} \\cr<br \/>\n&#038;= \\log\\frac{|D|}{d_j} \\label{eq:idfloge} \\cr<br \/>\n&#038;= \\log_{10}\\frac{|D|}{d_j} \\label{eq:idflogten}<br \/>\n\\end{align}<br \/>\n\u306e3\u901a\u308a\u306e\u5b9a\u7fa9\u304c\u3042\u308b\u3088\u3046\u3067\u3059[<a href=\"#_ref1\">1<\/a>]\u3002<\/p>\n<p>\u3069\u308c\u3092\u4f7f\u3063\u3066\u3082\u3088\u3044\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u306e\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f(\\ref{eq:idfloge})\u5f0f\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u63a1\u7528\u3059\u308b\u5f0f\u304c\u6c7a\u307e\u3063\u305f\u3068\u3053\u308d\u3067\u3001(\\ref{eq:idfloge})\u5f0f\u3067\u6c42\u3081\u3089\u308c\u308b$\\text{idf}_j$\u3092\u4f7f\u3063\u3066$A_{TF}$\u306e$(i,j)$\u6210\u5206$a_{TF,ij}$($0 \\le i \\lt m, 0 \\le j \\lt n$)\u3092\u4ee5\u4e0b\u306e(\\ref{eq:tf})\u5f0f\u3067\u8a08\u7b97\u3067\u304d\u308b$a_{TFIDF,ij}$\u306b\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002<\/p>\n<p>$a_{TFIDF,ij}$\u306e\u6dfb\u3048\u5b57\u306e\u300cTFIDF\u300d\u306f\u300cTF-IDF\u300d\u3068\u66f8\u304f\u3079\u304d\u3068\u3053\u308d\u3067\u3059\u304c\u3001TF\u304b\u3089IDF\u3092\u5f15\u304f\u5f15\u304d\u7b97\u3068\u6df7\u540c\u3055\u308c\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u306e\u3067\u3001\u4e2d\u9593\u306e\u300c-\u300d\u306f\u7701\u3044\u3066\u3044\u307e\u3059\u3002<br \/>\n\\begin{align}<br \/>\na_{TFIDF,ij} &#038;= a_{TF,ij}\\,\\text{idf}_j \\nonumber \\cr<br \/>\n&#038;= a_{TF,ij}\\,\\log\\frac{|D|}{d_j} \\label{eq:tfidf}<br \/>\n\\end{align}<br \/>\n$a_{TFIDF,ij}$\u3092\u6210\u5206\u3068\u3057\u3066\u6301\u3064$m$\u884c$n$\u5217\u306e\u884c\u5217\u3092$A_{TFIDF}$\u3068\u66f8\u304f\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>$A_{TFIDF}$\u304c\u30d9\u30af\u30c8\u30eb\u5316\u306e\u7d50\u679c\u3092\u8868\u3059\u884c\u5217\u306b\u306a\u308a\u307e\u3059\u3002$\\blacksquare$<\/p>\n<h3>\u30b3\u30fc\u30c9\u4f8b<\/h3>\n<p>\u672c\u7bc0\u306e\u30b3\u30fc\u30c9\u4f8b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u611f\u3058\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u524d\u534a\u304cTF\u3001\u5f8c\u534a\u304cIDF\u3092\u6c42\u3081\u308b\u30b3\u30fc\u30c9\u306b\u306a\u308a\u307e\u3059\u3002\u5909\u6570bow\u306b$A_0$\u3092\u30bb\u30c3\u30c8\u3059\u308b\u3068\u3001\u5909\u6570aa\u306b\u6700\u7d42\u7684\u306b$A_{TFIDF}$\u304c\u4ee3\u5165\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><script src=\"https:\/\/gist.github.com\/pandanote-info\/8044249416d5f6049e4154c2fa62a406.js\"><\/script><\/p>\n<h2>\u8a08\u7b97\u7d50\u679c(\u306e\u4e00\u90e8)\u306e\u53ef\u8996\u5316<\/h2>\n<h3>Seaborn\u3092\u7528\u3044\u305f\u53ef\u8996\u5316<\/h3>\n<p>$A_{TFIDF}$\u306e\u8a08\u7b97\u7d50\u679c\u3067\u3059\u304c\u30010\u3067\u306a\u3044\u6210\u5206\u306e\u500b\u6570\u3060\u3051\u3067\u3082\u304b\u306a\u308a\u306e\u6570\u306b\u306a\u308a\u307e\u3059\u3057\u3001\u6570\u5b57\u306e\u7f85\u5217\u3068\u3057\u3066\u8868\u793a\u3057\u3066\u3082\u3044\u307e\u3044\u3061\u30a4\u30e1\u30fc\u30b8\u304c\u3064\u304b\u307f\u306b\u304f\u305d\u3046\u306a\u306e\u3067\u3001\u8996\u899a\u7684\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u5f62\u3067\u8868\u73fe\u3067\u304d\u306a\u3044\u304b\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>\u305d\u3046\u306f\u8a00\u3063\u3066\u3082\u3001$A_{TFIDF}$\u306f\u304b\u306a\u308a\u300c\u6a2a\u9577\u306a\u300d\u884c\u5217\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u306e\u3067\u3001\u884c\u306e\u6570(261)\u306b\u5408\u308f\u305b\u30660\u5217\u76ee\u304b\u3089260\u5217\u76ee\u307e\u3067\u3092\u5207\u308a\u51fa\u3057\u3066261\u6b21\u306e\u6b63\u65b9\u884c\u5217($A_{TFIDF}^{\\prime}$)\u3068\u3057\u3001\u305d\u308c\u3092Seaborn\u3067\u30b0\u30e9\u30d5\u3068\u3057\u3066\u63cf\u753b\u3057\u3001\u3068\u308a\u3042\u3048\u305a\u69d8\u5b50\u3092\u898b\u308b\u3053\u3068\u3092\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>Seaborn\u306f\u8a2d\u5b9a\u3059\u3079\u304d\u9805\u76ee\u304c\u304b\u306a\u308a\u3042\u3063\u3066\u3001\u898b\u3084\u3059\u3044\u30b0\u30e9\u30d5\u306b\u3059\u308b\u306b\u306f\u305d\u308c\u306a\u308a\u306e\u719f\u7df4\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u3081\u3052\u305a\u306b\u8a2d\u5b9a\u3059\u308b\u3068\u2026<\/p>\n<p><a href=\"https:\/\/pandanote.info\/?attachment_id=6912\" rel=\"attachment wp-att-6912\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_20201112214829-300x225.png\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-6912\" srcset=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_20201112214829-300x225.png 300w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_20201112214829.png 640w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u2026\u306e\u3088\u3046\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u30ab\u30e9\u30fc\u30de\u30c3\u30d7\u306fterrain\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30ce\u30a4\u30ba\u3063\u307d\u304f\u70b9\u304c\u898b\u3048\u308b\u3068\u3053\u308d\u304c\u5024\u304c\u5927\u304d\u3044\u6210\u5206\u3092\u793a\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u9752\u3044\u3068\u3053\u308d\u306f\u5bfe\u5fdc\u3059\u308b\u6210\u5206\u306e\u5024\u304c0\u306b\u306a\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u3067\u3059\u3002<\/p>\n<p>$A_{TFIDF}^{\\prime}$\u306f\u307b\u3068\u3093\u3069\u306e\u6210\u5206\u304c0\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>2\u6b21\u5143\u3088\u308a3\u6b21\u5143<\/h3>\n<p>\u524d\u7bc0\u306e\u30b0\u30e9\u30d5\u3067\u306f0\u306e\u6210\u5206\u306e\u3068\u3053\u308d\u306f\u9752\u8272\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u3066\u30010\u4ee5\u5916\u306e\u6210\u5206\u304c\u30db\u30ef\u30a4\u30c8\u30ce\u30a4\u30ba\u306b\u3057\u304b\u898b\u3048\u306a\u3044\u611f\u3058\u306e\u753b\u50cf\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u30010\u3067\u306f\u306a\u3044\u3082\u306e\u306e\u5024\u304c\u5c0f\u3055\u3044\u305f\u3081\u306b\u8584\u3081\u306e\u9752\u8272\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u6210\u5206\u3082\u307e\u3068\u3081\u30660\u3067\u3042\u308b\u304b\u306e\u3088\u3046\u306b\u898b\u3048\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u30010\u3067\u306a\u3044\u6210\u5206\u304c\u5b9f\u969b\u306e\u6bd4\u7387\u3088\u308a\u3082\u5c11\u306a\u304f\u898b\u3048\u3066\u3044\u308b\u611f\u3058\u304c\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u3067\u2026<\/p>\n<p>matplotlib\u306e\u8a2d\u5b9a\u3092\u3061\u3087\u3063\u3068\u3044\u3058\u3063\u3066\u30013\u6b21\u5143\u8868\u793a\u306b\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/pandanote.info\/?attachment_id=6913\" rel=\"attachment wp-att-6913\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-300x225.png\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-6913\" srcset=\"https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-300x225.png 300w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-1024x768.png 1024w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-768x576.png 768w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-1536x1152.png 1536w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104-660x495.png 660w, https:\/\/pandanote.info\/wordpress\/wp-content\/uploads\/2020\/11\/freqreadtest_3d_20201114104104.png 1600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u5730\u9762\u304c\u9752\u8272\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3092\u9632\u3050\u305f\u3081\u3001\u30ab\u30e9\u30fc\u30de\u30c3\u30d7\u306fterrain_r\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u8272\u306e\u9806\u5e8f\u3092\u4e0a\u4e0b\u9006\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>2\u6b21\u5143\u306e\u30b0\u30e9\u30d5\u3088\u308a\u306f\u898b\u3084\u3059\u304f\u306a\u3063\u305f\u3068\u601d\u3044\u307e\u3059\u3002\ud83d\udc4d<\/p>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>matplotlib\u53ca\u3073seaborn\u306f\u521d\u3081\u3066\u4f7f\u3044\u307e\u3057\u305f\u304c\u30013\u6b21\u5143\u8868\u793a\u306b\u305f\u3069\u308a\u7740\u304f\u307e\u3067\u304c\u304b\u306a\u308a\u5927\u5909\u3067\u3057\u305f\u30023\u6b21\u5143\u8868\u793a\u306b\u3059\u308b\u307e\u3067\u306b\u5fc5\u8981\u306a\u30b3\u30fc\u30c9\u4f8b\u7b49\u306b\u3064\u3044\u3066\u306f\u5225\u306e\u8a18\u4e8b\u3092\u7acb\u3066\u3066\u66f8\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>seaborn\u306b\u3088\u308b3\u6b21\u5143\u8868\u793a\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306f\u51e6\u7406\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u30c7\u30fc\u30bf\u70b9\u306e\u6570\u304c\u5897\u3048\u3066\u304f\u308b\u3068\u524d\u7bc0\u306e\u30b0\u30e9\u30d5\u3092matplotlib\u306eshow()\u30e1\u30bd\u30c3\u30c9\u3067\u8868\u793a\u3055\u308c\u308bGUI\u4e0a\u3067\u64cd\u4f5c\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3044\u308d\u3044\u308d\u306a\u89d2\u5ea6\u304b\u3089\u898b\u308b\u3068\u3044\u3046\u3053\u3068\u304c(\u63cf\u753b\u51e6\u7406\u304c\u91cd\u304f\u306a\u3063\u3066\u3057\u307e\u3046\u305b\u3044\u304b)\u7c21\u5358\u306b\u306f\u3067\u304d\u306a\u3055\u305d\u3046\u306a\u306e\u3067\u3001\u3044\u308d\u3044\u308d\u306a\u89d2\u5ea6\u304b\u3089\u898b\u3066\u30c7\u30fc\u30bf\u306e\u72b6\u6cc1\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u7b49\u306b\u306f\u52d5\u753b\u3092\u4f5c\u3063\u3066\u78ba\u8a8d\u3059\u308b\u7b49\u306e\u4ed6\u306e\u624b\u6bb5\u304c\u5fc5\u8981\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u306f\u4ee5\u4e0a\u3067\u3059\u3002<\/p>\n<h2>References \/ \u53c2\u8003\u6587\u732e<\/h2>\n<ol>\n<li id=\"_ref1\"><a href=\"https:\/\/stackoverflow.com\/questions\/56002611\/when-to-use-which-base-of-log-for-tf-idf\">When to use which base of log for tf-idf?<\/a><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b \u6a5f\u68b0\u5b66\u7fd2\u306e\u52c9\u5f37\u3092\u5c11\u3057\u305a\u3064\u59cb\u3081\u3066\u3044\u307e\u3059(\u53b3\u5bc6\u306b\u306f\u304b\u306a\u308a\u4e45\u3057\u3076\u308a\u306b\u304a\u3055\u3089\u3044\u3092\u3057\u3066\u3044\u307e\u3059\u3002)\u304c\u3001\u30b5\u30f3\u30d7\u30eb\u30c7\u30fc\u30bf\u3092\u4f7f\u3063\u305f\u306e\u3067\u306f\u3001\u304a\u3082\u3061\u3083\u3067\u904a\u3093\u3067\u308b\u611f\u304c\u5426\u3081\u306a\u3044(\u203b\u500b\u4eba\u306e\u611f\u60f3\u3067\u3059\u3002)\u306e\u3067\u2026 \u672cWeb\u30b5\u30a4\u30c8\u306e\u8a18\u4e8b\u3067\u516c\u958b\u3057\u3066\u3044\u308b\u3082\u306e\u3092\u5165\u529b\u3068\u3057\u3066\u3001\u8a18\u4e8b\u3054\u3068\u306bBag-of-Words\u30e2\u30c7\u30eb\u3067\u30d9\u30af\u30c8\u30eb\u5316\u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3057\u305f\u3002 \u30d9\u30af\u30c8\u30eb\u5316\u306e\u524d\u306b\u5f62\u614b\u7d20\u89e3\u6790\u3002 \u30d9\u30af\u30c8\u30eb\u5316\u306e\u5bfe\u8c61\u3068\u306a\u308b\u7279\u5fb4\u91cf\u306f\u6587\u66f8\u4e2d\u306b\u51fa\u73fe\u3059\u308b\u5358\u8a9e\u2026 <span class=\"read-more\"><a href=\"https:\/\/pandanote.info\/?p=6890\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":6913,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[20,17,3],"tags":[],"class_list":["post-6890","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python3","category-scala","category-website-2"],"_links":{"self":[{"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/posts\/6890","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/pandanote.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6890"}],"version-history":[{"count":24,"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/posts\/6890\/revisions"}],"predecessor-version":[{"id":9394,"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/posts\/6890\/revisions\/9394"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pandanote.info\/index.php?rest_route=\/wp\/v2\/media\/6913"}],"wp:attachment":[{"href":"https:\/\/pandanote.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6890"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pandanote.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6890"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pandanote.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6890"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}