{"id":43228,"date":"2024-09-23T05:13:45","date_gmt":"2024-09-23T05:13:45","guid":{"rendered":"https:\/\/www.carmatec.com\/?p=43228"},"modified":"2024-09-23T09:44:47","modified_gmt":"2024-09-23T09:44:47","slug":"comprehensive-guide-to-named-entity-recognition-ner","status":"publish","type":"post","link":"https:\/\/www.carmatec.com\/ja\/\u30d6\u30ed\u30b0\/comprehensive-guide-to-named-entity-recognition-ner\/","title":{"rendered":"\u540d\u524d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u7dcf\u5408\u30ac\u30a4\u30c9"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"43228\" class=\"elementor elementor-43228\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2e996bb e-flex e-con-boxed e-con e-parent\" data-id=\"2e996bb\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76cdcad elementor-widget elementor-widget-text-editor\" 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style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30eb\u30fc\u30eb\u30d9\u30fc\u30b9\u306e\u30b7\u30b9\u30c6\u30e0\uff1a<\/span>\u00a0\u6b63\u898f\u8868\u73fe\u3001\u8f9e\u66f8\u3001\u6587\u6cd5\u30eb\u30fc\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u8a8d\u8b58\u306e\u30eb\u30fc\u30eb\u3084\u30d1\u30bf\u30fc\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u5358\u7d14\u306a\u30bf\u30b9\u30af\u3084\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6a5f\u68b0\u5b66\u7fd2\u306b\u57fa\u3065\u304f\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/span><br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30d5\u30a3\u30fc\u30c1\u30e3\u30fc\u30fb\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0<\/span>\u00a0\u30c6\u30ad\u30b9\u30c8\u304b\u3089\u7279\u5fb4\u91cf\u3092\u62bd\u51fa\u3059\u308b\uff08\u54c1\u8a5e\u30bf\u30b0\u3001\u5358\u8a9e\u57cb\u3081\u8fbc\u307f\u306a\u3069\uff09\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9244\u9053\u6a21\u578b\uff1a<\/span>\u00a0\u6761\u4ef6\u4ed8\u304d\u78ba\u7387\u5834(CRF)\u3001\u30b5\u30dd\u30fc\u30c8\u30d9\u30af\u30bf\u30fc\u30de\u30b7\u30f3(SVM)\u3001\u6c7a\u5b9a\u6728\u306a\u3069\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3059\u308b\u3002<\/li><\/ul><\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/span><br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30ea\u30ab\u30ec\u30f3\u30c8\u30fb\u30cb\u30e5\u30fc\u30e9\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08RNN\uff09\uff1a<\/span>\u00a0\u30c6\u30ad\u30b9\u30c8\u5185\u306e\u9023\u7d9a\u3057\u305f\u4f9d\u5b58\u95a2\u4fc2\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9577\u77ed\u671f\u8a18\u61b6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08LSTM\uff09\uff1a<\/span>\u00a0\u9577\u671f\u7684\u306a\u4f9d\u5b58\u95a2\u4fc2\u306b\u95a2\u3059\u308b\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc<\/span>\u00a0\u306a\u3069\u306e\u30e2\u30c7\u30eb\u3092\u6d3b\u7528\u3059\u308b\u3002\u00a0<a href=\"https:\/\/research.google\/pubs\/bert-pre-training-of-deep-bidirectional-transformers-for-language-understanding\/\" target=\"_blank\" rel=\"noopener\">BERT\uff08\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc\u304b\u3089\u306e\u53cc\u65b9\u5411\u30a8\u30f3\u30b3\u30fc\u30c0\u8868\u73fe\uff09<\/a>\u00a0\u307e\u305f\u306fGPT(Generative Pre-trained Transformer)\u3092\u4f7f\u7528\u3057\u3001\u6700\u5148\u7aef\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5b9f\u73fe\u3059\u308b\u3002<\/li><\/ul><\/li><\/ul><h4 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">4.\u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3059\u308b<\/span><\/h4><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30e9\u30a4\u30d6\u30e9\u30ea\u307e\u305f\u306f\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u9078\u629e\u3057\u307e\u3059\uff1a<\/span><br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30b9\u30d1\u30b7\u30fc<\/span>\u00a0NER\u3092\u542b\u3080NLP\u30bf\u30b9\u30af\u306e\u305f\u3081\u306e\u4e00\u822c\u7684\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">NLTK (Natural Language Toolkit)\uff1a<\/span>\u00a0\u30c6\u30ad\u30b9\u30c8\u51e6\u7406\u3068NER\u306e\u305f\u3081\u306e\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30b9\u30bf\u30f3\u30d5\u30a9\u30fc\u30c9NLP<\/span>\u00a0NER\u7528\u306b\u4e8b\u524d\u306b\u8a13\u7df4\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u63d0\u4f9b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc\uff08\u30cf\u30b0\u9854\uff09\uff1a<\/span>\u00a0BERT\u3084GPT\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u3002<\/li><\/ul><\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u5fae\u8abf\u6574\uff1a<\/span><br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30bc\u30ed\u304b\u3089\u306e\u5217\u8eca<\/span>\u00a0\u30ab\u30b9\u30bf\u30e0NER\u30e2\u30c7\u30eb\u3001\u7279\u306b\u5927\u898f\u6a21\u3067\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304c\u3042\u308b\u5834\u5408\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u4e8b\u524d\u306b\u8a13\u7df4\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u5fae\u8abf\u6574\u3059\u308b\uff1a<\/span>\u00a0\u4e8b\u524d\u306b\u8a13\u7df4\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3001\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u3084\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306b\u9069\u5fdc\u3055\u305b\u308b\u3002<\/li><\/ul><\/li><\/ul><h4 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">5.\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3059\u308b<\/span><\/h4><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6307\u6a19\uff1a<\/span>\u00a0NER\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b\u306b\u306f\u3001\u7cbe\u5ea6\u3001\u30ea\u30b3\u30fc\u30eb\u3001F1\u30b9\u30b3\u30a2\u306a\u3069\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u30c6\u30b9\u30c8\uff1a<\/span>\u00a0\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30bb\u30c3\u30c8\u3001\u691c\u8a3c\u30bb\u30c3\u30c8\u3001\u30c6\u30b9\u30c8\u30bb\u30c3\u30c8\u306b\u5206\u5272\u3057\u3001\u30e2\u30c7\u30eb\u304c\u672a\u77e5\u306e\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u3046\u307e\u304f\u6c4e\u5316\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li><\/ul><h4 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">6.\u5c55\u958b\u3068\u7d71\u5408<\/span><\/h4><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u914d\u5099\uff1a<\/span>\u00a0\u5b66\u7fd2\u3057\u305fNER\u30e2\u30c7\u30eb\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u7d71\u5408\u3059\u308b\u3002\u3053\u308c\u306b\u306fREST API\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u305f\u308a\u3001\u30e2\u30c7\u30eb\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u30c7\u30d7\u30ed\u30a4\u3057\u305f\u308a\u3001\u65e2\u5b58\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u7d44\u307f\u8fbc\u3093\u3060\u308a\u3059\u308b\u3053\u3068\u304c\u542b\u307e\u308c\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u7d71\u5408\u3060\uff1a<\/span>\u00a0NER\u30b7\u30b9\u30c6\u30e0\u304c\u3001\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3001\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306a\u3069\u306e\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/li><\/ul><h4 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">7.\u76e3\u8996\u3068\u7dad\u6301<\/span><\/h4><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u7d99\u7d9a\u7684\u306a\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff1a<\/span>\u00a0\u672c\u756a\u74b0\u5883\u306b\u304a\u3051\u308bNER\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5b9a\u671f\u7684\u306b\u30e2\u30cb\u30bf\u30fc\u3057\u3001\u8981\u4ef6\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u66f4\u65b0\u3068\u518d\u8a13\u7df4\uff1a<\/span>\u00a0\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u3067\u5b9a\u671f\u7684\u306b\u30e2\u30c7\u30eb\u3092\u66f4\u65b0\u3059\u308b\u304b\u3001\u30c7\u30fc\u30bf\u306e\u5909\u5316\u306b\u9069\u5fdc\u3057\u305f\u308a\u7cbe\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u30e2\u30c7\u30eb\u3092\u518d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u3002<\/li><\/ul><h4 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">8.\u8ab2\u984c\u3078\u306e\u53d6\u308a\u7d44\u307f<\/span><\/h4><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u66d6\u6627\u3055\u3068\u53ef\u5909\u6027\u306b\u5bfe\u51e6\u3059\u308b\uff1a<\/span>\u00a0\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u8a8d\u8b58\u306b\u304a\u3051\u308b\u66d6\u6627\u3055\u3084\u77db\u76fe\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306e\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u5c0e\u5165\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\uff1a<\/span>\u00a0\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u306e\u7528\u8a9e\u3084\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u52b9\u679c\u7684\u306b\u6271\u3046\u305f\u3081\u306b\u3001\u30e2\u30c7\u30eb\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u3001\u5fae\u8abf\u6574\u3059\u308b\u3002<\/li><\/ul><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\u306e\u5fdc\u7528<\/span><\/h2><p>NER\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u304b\u3089\u4fa1\u5024\u3042\u308b\u60c5\u5831\u306e\u62bd\u51fa\u3092\u5f37\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u69d8\u3005\u306a\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3002\u4e00\u822c\u7684\u306a\u7528\u9014\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p><ol style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u60c5\u5831\u62bd\u51fa<\/span>:NER\u306f\u3001\u30cb\u30e5\u30fc\u30b9\u8a18\u4e8b\u3001\u79d1\u5b66\u8ad6\u6587\u3001\u6cd5\u5f8b\u6587\u66f8\u306b\u304a\u3051\u308b\u4e3b\u8981\u4eba\u7269\u3001\u5834\u6240\u3001\u65e5\u4ed8\u306e\u7279\u5b9a\u306a\u3069\u3001\u6587\u66f8\u304b\u3089\u7279\u5b9a\u306e\u8a73\u7d30\u3092\u62bd\u51fa\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3<\/span>:\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u3067\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u30af\u30a8\u30ea\u306e\u7406\u89e3\u3068\u95a2\u9023\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3088\u308a\u6b63\u78ba\u306a\u691c\u7d22\u7d50\u679c\u3068\u30e6\u30fc\u30b6\u30fc\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u5411\u4e0a\u306b\u3064\u306a\u304c\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8<\/span>:NER\u306f\u3001\u88fd\u54c1\u540d\u3001\u554f\u984c\u30bf\u30a4\u30d7\u3001\u9867\u5ba2\u540d\u306a\u3069\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8b58\u5225\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30b1\u30c3\u30c8\u306e\u5206\u985e\u3092\u81ea\u52d5\u5316\u3057\u3001\u30b5\u30dd\u30fc\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30b3\u30f3\u30c6\u30f3\u30c4\u63a8\u85a6<\/span>:NER\u306f\u30e6\u30fc\u30b6\u30fc\u304c\u4f5c\u6210\u3057\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u5206\u6790\u3057\u3001\u30c8\u30d4\u30c3\u30af\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u597d\u307f\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305f\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u8ca1\u52d9\u5206\u6790<\/span>:\u91d1\u878d\u30ec\u30dd\u30fc\u30c8\u3084\u30cb\u30e5\u30fc\u30b9\u306b\u304a\u3044\u3066\u3001NER\u306f\u6295\u8cc7\u5224\u65ad\u3084\u5e02\u5834\u5206\u6790\u306b\u95a2\u9023\u3059\u308b\u4f01\u696d\u3001\u682a\u5f0f\u30b7\u30f3\u30dc\u30eb\u3001\u305d\u306e\u4ed6\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u5065\u5eb7\u7ba1\u7406<\/span>:NER\u306f\u3001\u533b\u7642\u8a18\u9332\u3001\u7814\u7a76\u8ad6\u6587\u3001\u60a3\u8005\u306e\u30e1\u30e2\u304b\u3089\u3001\u85ac\u5264\u540d\u3001\u75c5\u72b6\u3001\u6cbb\u7642\u65b9\u6cd5\u306a\u3069\u306e\u60c5\u5831\u3092\u62bd\u51fa\u3059\u308b\u306e\u306b\u5f79\u7acb\u3064\u3002<\/li><\/ol><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">NER\u306e\u65b9\u6cd5\u8ad6\u3068\u306f\uff1f<\/span><\/h2><p>\u540d\u524d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08Named Entity Recognition\uff09\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u65b9\u6cd5\u8ad6\u3084\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u7528\u3044\u3089\u308c\u3001\u305d\u308c\u305e\u308c\u306b\u9577\u6240\u3068\u77ed\u6240\u304c\u3042\u308b\u3002\u4e3b\u306a\u624b\u6cd5\u306b\u306f\u4ee5\u4e0b\u306e\u3082\u306e\u304c\u3042\u308b\uff1a<\/p><ol style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30eb\u30fc\u30eb\u30fb\u30d9\u30fc\u30b9\u30fb\u30b7\u30b9\u30c6\u30e0<br \/><\/span>\u30eb\u30fc\u30eb\u30d9\u30fc\u30b9\u306eNER\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u8a00\u8a9e\u30eb\u30fc\u30eb\u3068\u30d1\u30bf\u30fc\u30f3\u306b\u4f9d\u5b58\u3057\u3066\u3001\u30a8\u30f3\u30c6\u30a3 \u30c6\u30a3\u3092\u8b58\u5225\u3059\u308b\u3002\u3053\u308c\u3089\u306e\u30eb\u30fc\u30eb\u306f\u6b63\u898f\u8868\u73fe\u3001\u8f9e\u66f8\u3001\u6587\u6cd5\u30eb\u30fc\u30eb\u306b\u57fa\u3065\u304f\u3053\u3068\u304c\u591a\u3044\u3002<br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9577\u6240<\/span>:\u900f\u660e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u3001\u7279\u5b9a\u306e\u30c9\u30e1\u30a4\u30f3\u7528\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u53ef\u80fd\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u77ed\u6240<\/span>:\u62e1\u5f35\u6027\u3068\u67d4\u8edf\u6027\u306b\u9650\u754c\u304c\u3042\u308b\u3002\u30eb\u30fc\u30eb\u306e\u4f5c\u6210\u3068\u7dad\u6301\u306b\u81a8\u5927\u306a\u624b\u4f5c\u696d\u304c\u5fc5\u8981\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li><\/ul><\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6a5f\u68b0\u5b66\u7fd2\u306b\u57fa\u3065\u304f\u30a2\u30d7\u30ed\u30fc\u30c1<br \/><\/span><a href=\"https:\/\/www.carmatec.com\/ja\/\u6a5f\u68b0\u5b66\u7fd2\u958b\u767a\u30b5\u30fc\u30d3\u30b9\/\">\u6a5f\u68b0\u5b66\u7fd2<\/a> \u30e1\u30bd\u30c3\u30c9\u306f\u3001\u7d71\u8a08\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u6ce8\u91c8\u4ed8\u304d\u5b66\u7fd2\u30c7\u30fc\u30bf\u304b\u3089\u30d1\u30bf\u30fc\u30f3\u3092\u5b66\u7fd2\u3059\u308b\u3002\u3053\u308c\u3089\u306e\u65b9\u6cd5\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6c7a\u5b9a\u6728<\/span>:\u30c6\u30ad\u30b9\u30c8\u304b\u3089\u62bd\u51fa\u3055\u308c\u305f\u7279\u5fb4\u306b\u57fa\u3065\u304d\u3001\u30c4\u30ea\u30fc\u72b6\u306e\u69cb\u9020\u3092\u4f7f\u3063\u3066\u610f\u601d\u6c7a\u5b9a\u3092\u884c\u3046\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6761\u4ef6\u4ed8\u304d\u78ba\u7387\u5834(CRF)<\/span>:\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u5883\u754c\u3068\u30bf\u30a4\u30d7\u3092\u4e88\u6e2c\u3059\u308b\u305f\u3081\u306b\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u5185\u306e\u5358\u8a9e\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u30e2\u30c7\u30eb\u5316\u3057\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30b5\u30dd\u30fc\u30c8\u30d9\u30af\u30bf\u30fc\u30de\u30b7\u30f3(SVM)<\/span>:\u7279\u5fb4\u30d9\u30af\u30c8\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u5358\u8a9e\u3084\u30d5\u30ec\u30fc\u30ba\u3092\u540d\u524d\u4ed8\u304d\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30ab\u30c6\u30b4\u30ea\u306b\u5206\u985e\u3057\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9577\u6240<\/span>:\u5e45\u5e83\u3044\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30bf\u30a4\u30d7\u3092\u6271\u3044\u3001\u65b0\u3057\u3044\u30c9\u30e1\u30a4\u30f3\u306b\u9069\u5fdc\u3067\u304d\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u77ed\u6240<\/span>:\u5927\u91cf\u306e\u30e9\u30d9\u30eb\u4ed8\u304d\u30c7\u30fc\u30bf\u3092\u5fc5\u8981\u3068\u3057\u3001\u5b9f\u88c5\u304c\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li><\/ul><\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<br \/><\/span>\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u624b\u6cd5\u3001\u7279\u306b\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001NER\u6027\u80fd\u306e\u8457\u3057\u3044\u5411\u4e0a\u3092\u793a\u3057\u3066\u3044\u308b\u3002\u4e3b\u306a\u624b\u6cd5\u306f\u4ee5\u4e0b\u306e\u901a\u308a\uff1a<br \/><ul style=\"font-size: 17px;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30ea\u30ab\u30ec\u30f3\u30c8\u30fb\u30cb\u30e5\u30fc\u30e9\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08RNN\uff09<\/span>:\u30c6\u30ad\u30b9\u30c8\u4e2d\u306e\u9010\u6b21\u4f9d\u5b58\u95a2\u4fc2\u3092\u30ad\u30e3\u30d7\u30c1\u30e3\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9577\u77ed\u671f\u8a18\u61b6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (LSTM)<\/span>:\u9577\u8ddd\u96e2\u4f9d\u5b58\u6027\u3068\u6d88\u5931\u52fe\u914d\u306b\u95a2\u3059\u308b\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc<\/span>:\u5358\u8a9e\u9593\u306e\u95a2\u4fc2\u3092\u30e2\u30c7\u30eb\u5316\u3057\u3001NER\u30bf\u30b9\u30af\u3067\u6700\u5148\u7aef\u306e\u6027\u80fd\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u81ea\u5df1\u6ce8\u610f\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u5229\u7528\u3059\u308b\u3002\u4e00\u822c\u7684\u306a\u30e2\u30c7\u30eb\u306b\u306f\u3001BERT (Bidirectional Encoder Representations from Transformers)\u3084GPT (Generative Pre-trained Transformer)\u306a\u3069\u304c\u3042\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u9577\u6240<\/span>:\u9ad8\u3044\u6b63\u78ba\u6027\u3001\u8907\u96d1\u306a\u6587\u8108\u3078\u306e\u5bfe\u5fdc\u529b\u3001\u591a\u69d8\u306a\u4e3b\u4f53\u3078\u306e\u9069\u5fdc\u529b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u77ed\u6240<\/span>:\u81a8\u5927\u306a\u8a08\u7b97\u8cc7\u6e90\u3068\u5927\u898f\u6a21\u306a\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002<\/li><\/ul><\/li><\/ol><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\u306e\u8ab2\u984c<\/span><\/h2><p>\u305d\u306e\u9032\u6b69\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001NER\u306f\u3044\u304f\u3064\u304b\u306e\u8ab2\u984c\u306b\u76f4\u9762\u3057\u3066\u3044\u308b\uff1a<\/p><ol style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u66d6\u6627\u3055<\/span>:\u540d\u524d\u4ed8\u304d\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306f\u66d6\u6627\u306a\u5834\u5408\u304c\u3042\u308a\u3001\u540c\u3058\u7528\u8a9e\u304c\u7570\u306a\u308b\u6587\u8108\u3067\u7570\u306a\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u6307\u3059\u3053\u3068\u304c\u3042\u308b\u3002\u4f8b\u3048\u3070\u3001\"Paris \"\u306f\u30d5\u30e9\u30f3\u30b9\u306e\u90fd\u5e02\u3092\u6307\u3059\u3053\u3068\u3082\u3042\u308c\u3070\u3001\u30d1\u30ea\u30b9\u30fb\u30d2\u30eb\u30c8\u30f3\u3092\u6307\u3059\u3053\u3068\u3082\u3042\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u53ef\u5909\u6027<\/span>:\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306f\u3001\u7565\u8a9e\u3001\u30cb\u30c3\u30af\u30cd\u30fc\u30e0\u3001\u7570\u306a\u308b\u8a00\u8a9e\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3067\u8868\u73fe\u3055\u308c\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u304c\u4e00\u8cab\u3057\u3066\u8a8d\u8b58\u3059\u308b\u306e\u306f\u56f0\u96e3\u3067\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/span>:\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u3067\u8a13\u7df4\u3055\u308c\u305fNER\u30e2\u30c7\u30eb\u306f\u3001\u79d1\u5b66\u6587\u732e\u306e\u5c02\u9580\u7528\u8a9e\u3084\u6cd5\u5f8b\u6587\u66f8\u306e\u5c02\u9580\u7528\u8a9e\u306a\u3069\u3001\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u82e6\u52b4\u3059\u308b\u3053\u3068\u304c\u3042\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6587\u8108\u306e\u7406\u89e3<\/span>:\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u6b63\u78ba\u306a\u8b58\u5225\u306b\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u3088\u308a\u5e83\u3044\u6587\u8108\u3092\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u3053\u308c\u306f\u30e2\u30c7\u30eb\u306b\u3068\u3063\u3066\u9054\u6210\u3059\u308b\u306e\u304c\u56f0\u96e3\u306a\u5834\u5408\u304c\u3042\u308b\u3002<\/li><\/ol><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">\u540d\u524d\u4ed8\u304d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\u306e\u4eca\u5f8c\u306e\u52d5\u5411<\/span><\/h2><ol style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6587\u8108\u5316\u3055\u308c\u305f\u30e2\u30c7\u30eb<\/span>:\u5909\u63db\u5668\u3068\u6587\u8108\u57cb\u3081\u8fbc\u307f\u306b\u304a\u3051\u308b\u9032\u6b69\u306f\u3001\u3088\u308a\u30cb\u30e5\u30a2\u30f3\u30b9\u306e\u3042\u308b\u6587\u8108\u3092\u8003\u616e\u3057\u305f\u4e88\u6e2c\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001NER\u3092\u6539\u5584\u3057\u7d9a\u3051\u308b\u3060\u308d\u3046\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6570\u767a\u5b66\u7fd2\u3068\u30bc\u30ed\u767a\u5b66\u7fd2<\/span>:\u30e9\u30d9\u30eb\u4ed8\u3051\u3055\u308c\u305f\u4f8b\u3092\u3088\u308a\u5c11\u306a\u304f\u5fc5\u8981\u3068\u3059\u308b\u6280\u8853\u3084\u3001\u660e\u793a\u7684\u306a\u8a13\u7df4\u306a\u3057\u306b\u65b0\u3057\u3044\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u6c4e\u5316\u3067\u304d\u308b\u6280\u8853\u306f\u3001NER\u306e\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30af\u30ed\u30b9\u30ea\u30f3\u30ac\u30ebNER<\/span>:\u591a\u8a00\u8a9e\u306b\u308f\u305f\u308bNER\u6027\u80fd\u306e\u5411\u4e0a\u3068\u3001\u591a\u8a00\u8a9e\u30c6\u30ad\u30b9\u30c8\u3092\u3088\u308a\u52b9\u679c\u7684\u306b\u6271\u3046\u305f\u3081\u306e\u30e2\u30c7\u30eb\u306e\u9069\u5408\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0NER<\/span>:\u30e9\u30a4\u30d6\u30fb\u30c7\u30fc\u30bf\u30fb\u30d5\u30a3\u30fc\u30c9\u3084\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u3001NER\u30b7\u30b9\u30c6\u30e0\u306e\u52b9\u7387\u3068\u30b9\u30d4\u30fc\u30c9\u3092\u5f37\u5316\u3059\u308b\u3002 <a href=\"https:\/\/www.carmatec.com\/ja\/\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\/\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/a>.<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u8aac\u660e\u53ef\u80fd\u306aAI<\/span>:NER\u30e2\u30c7\u30eb\u3092\u3088\u308a\u89e3\u91c8\u3057\u3084\u3059\u304f\u3001\u900f\u660e\u6027\u306e\u3042\u308b\u3082\u306e\u306b\u3059\u308b\u65b9\u6cd5\u3092\u958b\u767a\u3057\u3001\u5229\u7528\u8005\u304c\u3069\u306e\u3088\u3046\u306b\u6c7a\u5b9a\u304c\u306a\u3055\u308c\u305f\u304b\u3092\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3001\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u3002<\/li><\/ol><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">\u7d50\u8ad6<\/span><\/h2><p>\u540d\u524d\u4ed8\u304d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u306f\u3001\u4ee5\u4e0b\u306e\u5206\u91ce\u306b\u304a\u3044\u3066\u5f37\u529b\u306a\u30c4\u30fc\u30eb\u3067\u3042\u308b\u3002 <a href=\"https:\/\/www.carmatec.com\/ja\/natural-language-processing-development-services\/\">\u81ea\u7136\u8a00\u8a9e\u51e6\u7406<\/a> NER\u306f\u3001\u975e\u69cb\u9020\u5316\u30c6\u30ad\u30b9\u30c8\u3092\u4fa1\u5024\u3042\u308b\u69cb\u9020\u5316\u60c5\u5831\u306b\u5909\u63db\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u69d8\u3005\u306a\u65b9\u6cd5\u8ad6\u3092\u6d3b\u7528\u3057\u3001\u8ab2\u984c\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u3067\u3001NER\u306f\u9032\u5316\u3068\u6539\u5584\u3092\u7d9a\u3051\u3001\u60c5\u5831\u62bd\u51fa\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3001\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3001\u305d\u3057\u3066\u305d\u308c\u4ee5\u4e0a\u306e\u5206\u91ce\u3067\u306e\u9032\u6b69\u3092\u63a8\u9032\u3057\u3066\u3044\u308b\u3002NER\u6280\u8853\u304c\u9032\u6b69\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u3088\u308a\u9ad8\u5ea6\u3067\u6b63\u78ba\u306a\u5206\u6790\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u591a\u69d8\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u3088\u308a\u826f\u3044\u610f\u601d\u6c7a\u5b9a\u3068\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u5411\u4e0a\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p><h2 style=\"color: #000000;\"><span style=\"font-weight: bolder;\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/span><\/h2><p><span style=\"font-weight: bolder;\">1.\u540d\u524d\u4ed8\u304d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u3068\u306f\u4f55\u304b\u3001\u306a\u305c\u91cd\u8981\u306a\u306e\u304b\uff1f<\/span><\/p><p>\u540d\u524d\u4ed8\u304d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u5185\u306e\u540d\u524d\u4ed8\u304d\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8b58\u5225\u3057\u3001\u4eba\u3001\u7d44\u7e54\u3001\u5834\u6240\u3001\u65e5\u4ed8\u306a\u3069\u306e\u4e8b\u524d\u5b9a\u7fa9\u3055\u308c\u305f\u30ab\u30c6\u30b4\u30ea\u306b\u5206\u985e\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\uff08NLP\uff09\u6280\u8853\u3067\u3059\u3002\u975e\u69cb\u9020\u5316\u30c6\u30ad\u30b9\u30c8\u3092\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3057\u3001\u4fa1\u5024\u3042\u308b\u60c5\u5831\u306e\u62bd\u51fa\u3092\u5bb9\u6613\u306b\u3057\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u81ea\u52d5\u5316\u3057\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3001\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u63a8\u85a6\u306a\u3069\u306e\u69d8\u3005\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u610f\u601d\u6c7a\u5b9a\u3092\u5f37\u5316\u3059\u308b\u305f\u3081\u3001\u91cd\u8981\u3067\u3042\u308b\u3002<\/p><p><span style=\"font-weight: bolder;\">2.\u540d\u524d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/span><\/p><p>NER\u306b\u306f\u3044\u304f\u3064\u304b\u306e\u65b9\u6cd5\u8ad6\u304c\u3042\u308b\uff1a<\/p><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30eb\u30fc\u30eb\u30d9\u30fc\u30b9\u306e\u30b7\u30b9\u30c6\u30e0\uff1a<\/span>\u00a0\u5b9a\u7fa9\u6e08\u307f\u306e\u30eb\u30fc\u30eb\u3068\u30d1\u30bf\u30fc\u30f3\u3092\u5229\u7528\u3057\u3066\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8b58\u5225\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6a5f\u68b0\u5b66\u7fd2\u306b\u57fa\u3065\u304f\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/span>\u00a0\u6c7a\u5b9a\u6728\u3001\u6761\u4ef6\u4ed8\u304d\u78ba\u7387\u5834(CRF)\u3001\u30b5\u30dd\u30fc\u30c8\u30d9\u30af\u30bf\u30fc\u30de\u30b7\u30f3(SVM)\u306a\u3069\u306e\u7d71\u8a08\u30e2\u30c7\u30eb\u3092\u63a1\u7528\u3057\u3001\u6ce8\u91c8\u4ed8\u304d\u30c7\u30fc\u30bf\u304b\u3089\u5b66\u7fd2\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/span>\u00a0\u30ea\u30ab\u30ec\u30f3\u30c8\u30fb\u30cb\u30e5\u30fc\u30e9\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08RNN\uff09\u3001\u30ed\u30f3\u30b0\u30fb\u30b7\u30e7\u30fc\u30c8\u30bf\u30fc\u30e0\u30fb\u30e1\u30e2\u30ea\u30fc\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08LSTM\uff09\u3001\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc\uff08BERT\u3001GPT\u306a\u3069\uff09\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u3057\u3001\u30c7\u30fc\u30bf\u5185\u306e\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u6349\u3048\u308b\u3053\u3068\u3067\u9ad8\u7cbe\u5ea6\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u8a8d\u8b58\u3092\u884c\u3046\u3002<\/li><\/ul><p><span style=\"font-weight: bolder;\">3.\u540d\u524d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u3067\u76f4\u9762\u3059\u308b\u4e00\u822c\u7684\u306a\u8ab2\u984c\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/span><\/p><p>NER\u306b\u304a\u3051\u308b\u4e00\u822c\u7684\u306a\u8ab2\u984c\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u66d6\u6627\u3055\uff1a<\/span>\u00a0\u30d1\u30ea\u300d\uff08\u90fd\u5e02\u307e\u305f\u306f\u500b\u4eba\uff09\u306e\u3088\u3046\u306b\u3001\u8907\u6570\u306e\u5b9f\u4f53\u3092\u6307\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u7528\u8a9e\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u53ef\u5909\u6027\uff1a<\/span>\u00a0\u7565\u8a9e\u3084\u30cb\u30c3\u30af\u30cd\u30fc\u30e0\u3092\u542b\u3080\u3001\u540c\u3058\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u5bfe\u3059\u308b\u7570\u306a\u308b\u8868\u73fe\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30c9\u30e1\u30a4\u30f3\u56fa\u6709\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\uff1a<\/span>\u00a0\u6cd5\u5f8b\u3084\u79d1\u5b66\u6587\u66f8\u306a\u3069\u306e\u5206\u91ce\u3067\u5c02\u9580\u7528\u8a9e\u3092\u8a8d\u8b58\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6587\u8108\u306e\u7406\u89e3\uff1a<\/span>\u00a0\u6b63\u78ba\u306a\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u8b58\u5225\u306e\u305f\u3081\u306b\u3001\u3088\u308a\u5e83\u3044\u30c6\u30ad\u30b9\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u7406\u89e3\u3059\u308b\u30e2\u30c7\u30eb\u306e\u5fc5\u8981\u6027\u3002<\/li><\/ul><p><span style=\"font-weight: bolder;\">4.\u540d\u524d\u4ed8\u304d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\u306f\u3069\u306e\u3088\u3046\u306b\u5b9f\u7528\u5316\u3055\u308c\u3066\u3044\u308b\u304b\uff1f<\/span><\/p><p>NER\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u69d8\u3005\u306a\u5b9f\u7528\u7684\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\uff1a<\/p><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u60c5\u5831\u62bd\u51fa\uff1a<\/span>\u00a0\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304b\u3089\u540d\u524d\u3001\u5834\u6240\u3001\u65e5\u4ed8\u306a\u3069\u306e\u91cd\u8981\u306a\u8a73\u7d30\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\uff1a<\/span>\u00a0\u30af\u30a8\u30ea\u306e\u7406\u89e3\u3068\u691c\u7d22\u7d50\u679c\u306e\u95a2\u9023\u6027\u3092\u9ad8\u3081\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8<\/span>\u00a0\u7279\u5b9a\u3055\u308c\u305f\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u57fa\u3065\u304f\u30c1\u30b1\u30c3\u30c8\u306e\u5206\u985e\u3068\u512a\u5148\u9806\u4f4d\u4ed8\u3051\u306e\u81ea\u52d5\u5316\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u63a8\u5968<\/span>\u00a0\u30e6\u30fc\u30b6\u304c\u4f5c\u6210\u3057\u305f\u30b3\u30f3\u30c6\u30f3\u30c4\u5185\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3059\u308b\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u8ca1\u52d9\u5206\u6790\uff1a<\/span>\u00a0\u30ec\u30dd\u30fc\u30c8\u3084\u30cb\u30e5\u30fc\u30b9\u8a18\u4e8b\u4e2d\u306e\u4f01\u696d\u3084\u91d1\u878d\u7528\u8a9e\u3092\u7279\u5b9a\u3059\u308b\u3002<\/li><\/ul><p><span style=\"font-weight: bolder;\">5.\u540d\u524d\u56fa\u6709\u8868\u73fe\u8a8d\u8b58\uff08NER\uff09\u306e\u4eca\u5f8c\u306e\u52d5\u5411\u306f\uff1f<\/span><\/p><p>NER\u306e\u4eca\u5f8c\u306e\u52d5\u5411\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308b\uff1a<\/p><ul style=\"font-size: 17px; background-color: #ffffff;\"><li style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u6587\u8108\u5316\u3055\u308c\u305f\u30e2\u30c7\u30eb\uff1a<\/span>\u00a0\u6587\u8108\u57cb\u3081\u8fbc\u307f\u3068Transformers\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u30e2\u30c7\u30eb\u3067\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3002<\/li><li style=\"font-size: 17px;\"><span style=\"font-weight: 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style=\"font-size: 17px;\"><span style=\"font-weight: bolder;\">\u8aac\u660e\u53ef\u80fd\u306aAI\uff1a<\/span>\u00a0\u4e88\u6e2c\u306e\u4fe1\u983c\u6027\u3068\u4fe1\u7528\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001NER\u30e2\u30c7\u30eb\u3092\u3088\u308a\u89e3\u91c8\u3057\u3084\u3059\u304f\u900f\u660e\u6027\u306e\u9ad8\u3044\u3082\u306e\u306b\u3059\u308b\u3002<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-c9b77e7 e-flex e-con-boxed e-con e-parent\" data-id=\"c9b77e7\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>In the realm of Natural Language Processing (NLP), Named Entity Recognition (NER) stands out as a crucial technique for extracting meaningful information from unstructured text. NER involves identifying and classifying named entities\u2014such as people, organizations, locations, dates, and more\u2014within a text, transforming raw data into structured, actionable insights. This guide provides a comprehensive overview of NER, including its definition, applications, methodologies, and future trends. Table of Contents What is Named Entity Recognition (NER)? Named Entity Recognition (NER) is an NLP task that involves locating and categorizing named entities in text. These entities can include names of individuals, organizations, locations, dates, and other specific terms that hold semantic significance. The primary [&hellip;]<\/p>","protected":false},"author":3,"featured_media":43294,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,77],"tags":[],"class_list":["post-43228","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-machine-learning"],"_links":{"self":[{"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/posts\/43228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/comments?post=43228"}],"version-history":[{"count":11,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/posts\/43228\/revisions"}],"predecessor-version":[{"id":43295,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/posts\/43228\/revisions\/43295"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/media\/43294"}],"wp:attachment":[{"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/media?parent=43228"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/categories?post=43228"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.carmatec.com\/ja\/wp-json\/wp\/v2\/tags?post=43228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}