{"id":67,"date":"2025-10-01T23:29:09","date_gmt":"2025-10-01T23:29:09","guid":{"rendered":"https:\/\/aiopentext.itd.cnr.it\/japanese\/chapter\/ai-speak-search-engine-indexing\/"},"modified":"2026-02-03T03:52:26","modified_gmt":"2026-02-03T03:52:26","slug":"ai-speak-search-engine-indexing","status":"publish","type":"chapter","link":"https:\/\/aiopentext.itd.cnr.it\/japanese\/chapter\/ai-speak-search-engine-indexing\/","title":{"raw":"AI\u3068\u306f\uff1a\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210","rendered":"AI\u3068\u306f\uff1a\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210"},"content":{"raw":"<p class=\"no-indent\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306b\u5165\u529b\u3055\u308c\u305f\u30ad\u30fc\u30ef\u30fc\u30c9\uff08\u691c\u7d22\u30af\u30a8\u30ea\uff09\u3092\u53d7\u3051\u53d6\u308a\u3001\u60c5\u5831\u306b\u7b54\u3048\u308b\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3088\u3046\u3068\u3057\u307e\u3059\u3002\u305d\u308c\u304b\u3089\u3001\u6700\u3082\u95a2\u9023\u6027\u306e\u9ad8\u3044\u30da\u30fc\u30b8\u3092\u30c8\u30c3\u30d7\u306b\u8868\u793a\u3059\u308b\u5f62\u3067\u3001\u60c5\u5831\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u5f62\u3067\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u307e\u305a\u30a6\u30a7\u30d6\u4e0a\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30bf\u30b0\u4ed8\u3051\u3057\u3001\u7c21\u5358\u306b\u53d6\u308a\u51fa\u305b\u308b\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u4f55\u304c\u95a2\u308f\u3063\u3066\u3044\u308b\u304b\u3001\u5927\u307e\u304b\u306b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\r\n\r\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7\uff11 : \u30a6\u30a7\u30d6\u30af\u30ed\u30fc\u30e9\u30fc\u304c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b<\/h3>\r\n[caption id=\"attachment_66\" align=\"alignleft\" width=\"403\"]<img class=\" wp-image-60\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-300x213.png\" alt=\"\" width=\"403\" height=\"286\" \/> \u300c\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u30af\u30ed\u30fc\u30e9\u30fc\u300dby Seobility, CC BY-SA 4.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/www.seobility.net\/en\/wiki\/Creative_Commons_License_BY-SA_4.0\">https:\/\/www.seobility.net\/en\/wiki\/Creative_Commons_License_BY-SA_4.0<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044[\/caption]\r\n<p class=\"no-indent\">\u30e6\u30fc\u30b6\u30fc\u304c\u691c\u7d22\u30af\u30a8\u30ea\u3092\u5165\u529b\u3057\u305f\u5f8c\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8abf\u3079\u308b\u306e\u3067\u306f\u9045\u3059\u304e\u307e\u3059<sup>1<\/sup>\u3002\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u4e8b\u524d\u306b\u8abf\u3079\u3089\u308c\u3001\u305d\u306e\u5185\u5bb9\u306f\u5206\u89e3\u3055\u308c\u3066\u7570\u306a\u308b\u30b9\u30ed\u30c3\u30c8\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002\u30af\u30a8\u30ea\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u308b\u3068\u3001\u30af\u30a8\u30ea\u306b\u542b\u307e\u308c\u308b\u5185\u5bb9\u3068\u30b9\u30ed\u30c3\u30c8\u306b\u542b\u307e\u308c\u308b\u5185\u5bb9\u3092\u7167\u5408\u3059\u308b\u3060\u3051\u3067\u6e08\u307f\u307e\u3059\u3002<\/p>\r\n<p class=\"indent\">\u30a6\u30a7\u30d6\u30af\u30ed\u30fc\u30e9\u30fc\u306f\u3001\u30a6\u30a7\u30d6\u304b\u3089\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002\u4e00\u9023\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u30a2\u30c9\u30ec\u30b9\uff08URL\uff09\u304b\u3089\u59cb\u3081\u3001\u305d\u306e\u4e2d\u306b\u65b0\u3057\u3044\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u304c\u306a\u3044\u304b\u63a2\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u65b0\u3057\u3044\u30da\u30fc\u30b8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3001\u3055\u3089\u306b\u30ea\u30f3\u30af\u3092\u63a2\u3057\u307e\u3059\u3002\u958b\u59cb\u30ea\u30b9\u30c8\u304c\u5341\u5206\u591a\u5c90\u306b\u308f\u305f\u3063\u3066\u3044\u308c\u3070\u3001\u30af\u30ed\u30fc\u30e9\u30fc\u306f\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u3059\u3079\u3066\u306e\u30b5\u30a4\u30c8\u3092\u8a2a\u554f\u3057\u3001\u66f4\u65b0\u60c5\u5831\u3092\u6c42\u3081\u3066\u4f55\u5ea6\u3082\u8a2a\u554f\u3057\u307e\u3059\u3002<\/p>\r\n\r\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7 \uff12: \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u8907\u6570\u306e\u30d4\u30fc\u30b9\u306b\u5909\u63db\u3055\u308c\u308b<\/h3>\r\n<p class=\"no-indent\"><img class=\" wp-image-61 alignright\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-300x213.png\" alt=\"\" width=\"405\" height=\"288\" \/><\/p>\r\n\u30af\u30ed\u30fc\u30e9\u30fc\u306b\u3088\u3063\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3001\u8457\u8005\u3001\u65e5\u4ed8\u306a\u3069\u306e\u8aac\u660e\u304c\u660e\u78ba\u306b\u69cb\u9020\u5316\u3055\u308c\u305f\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3067\u3042\u308b\u5834\u5408\u3082\u3042\u308c\u3070\u3001\u53e4\u3044\u56f3\u66f8\u9928\u306e\u672c\u3092\u7c97\u60aa\u306b\u30b9\u30ad\u30e3\u30f3\u3057\u305f\u753b\u50cf\u3067\u3042\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u901a\u5e38\u3001100\u7a2e\u985e\u3082\u306e\u7570\u306a\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30bf\u30a4\u30d7\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u00b9\u3002\u3053\u308c\u3089\u3092html\u307e\u305f\u306fxml\u306b\u5909\u63db\u3057\u3001\u30c6\u30fc\u30d6\u30eb\uff08Google\u306e\u5834\u5408\u306fBigTable\u3068\u547c\u3070\u308c\u308b\uff09\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\r\n<p class=\"indent\">\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b\u5c0f\u3055\u306a\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u306e\u5404\u884c\u306f1\u3064\u306e\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u884c\u306f\u7279\u5b9a\u306e\u9806\u5e8f\u3067\u914d\u7f6e\u3055\u308c\u3001\u66f4\u65b0\u30ed\u30b0\u3068\u5171\u306b\u8a18\u9332\u3055\u308c\u307e\u3059\u3002\u5404\u5217\u306b\u306f\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306b\u95a2\u9023\u3059\u308b\u7279\u5b9a\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5185\u5bb9\u3092\u5c06\u6765\u306e\u30af\u30a8\u30ea\u306e\u5185\u5bb9\u3068\u7167\u5408\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u5217\u306b\u306f\u4ee5\u4e0b\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\r\n\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3002\u4ee3\u8868\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3084\u95a2\u9023\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6301\u3064\u30b5\u30a4\u30c9\u30da\u30fc\u30b8\u306e\u5834\u5408\u3001\u305d\u308c\u81ea\u4f53\u3067\u30da\u30fc\u30b8\u306e\u5185\u5bb9\u3092\u9069\u5207\u306b\u8aac\u660e\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff1b<\/li>\r\n \t<li>\u91cd\u8981\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8aac\u660e\u3059\u308b\u30bf\u30a4\u30c8\u30eb\u3001\u898b\u51fa\u3057\u3001\u592a\u5b57\u306e\u5358\u8a9e\uff1b<\/li>\r\n \t<li>\u30da\u30fc\u30b8\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3002\u3053\u308c\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30bf\u30a4\u30d7\uff08\u4f8b\uff1a\u30e1\u30fc\u30eb\u3084\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\uff09\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u69cb\u9020\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u9577\u3055\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3001\u8457\u8005\u540d\u3001\u516c\u958b\u65e5\u306a\u3069\u306e\u6a5f\u80fd\u306a\u3069\u3001\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4e00\u90e8\u3067\u306f\u306a\u3044\u30da\u30fc\u30b8\u306b\u95a2\u3059\u308b\u60c5\u5831\u3067\u3059\uff1b<\/li>\r\n \t<li>\u4ed6\u306e\u30da\u30fc\u30b8\u304b\u3089\u3053\u306e\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u306e\u8aac\u660e\u3002\u30da\u30fc\u30b8\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u7570\u306a\u308b\u5074\u9762\u306b\u95a2\u3059\u308b\u7c21\u6f54\u306a\u30c6\u30ad\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30ea\u30f3\u30af\u304c\u591a\u3044\u307b\u3069\u3001\u8aac\u660e\u304c\u591a\u304f\u3001\u4f7f\u7528\u3055\u308c\u308b\u5217\u304c\u591a\u304f\u306a\u308a\u307e\u3059\u3002\u30ea\u30f3\u30af\u306e\u5b58\u5728\u306f\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u4eba\u6c17\u5ea6\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u3082\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\uff08<a href=\"https:\/\/en.wikipedia.org\/wiki\/PageRank\" target=\"_blank\" rel=\"noopener\" data-cke-saved-href=\"https:\/\/en.wikipedia.org\/wiki\/PageRank\">Google\u306ePagerank<\/a>\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u3068\u30da\u30fc\u30b8\u304b\u3089\u306e\u30ea\u30f3\u30af\u3092\u4f7f\u7528\u3057\u3066\u54c1\u8cea\u3068\u4eba\u6c17\u3092\u8a55\u4fa1\u3059\u308b\u30e9\u30f3\u30ad\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u3059\uff09\u3002<\/li>\r\n \t<li>\u4eba\u3005\u306e\u540d\u524d\u3001\u4f1a\u793e\u3084\u7d44\u7e54\u306e\u540d\u524d\u3001\u5834\u6240\u3001\u4f4f\u6240\u3001\u6642\u9593\u3068\u65e5\u4ed8\u306e\u8868\u73fe\u3001\u6570\u91cf\u3001\u91d1\u92ad\u7684\u4fa1\u5024\u306a\u3069\u3002ML\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u4eba\u9593\u304c\u6ce8\u91c8\u3092\u4ed8\u3051\u305f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u3001\u3042\u3089\u3086\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u304b\u3089\u3053\u308c\u3089\u306e\u7269\u3092\u691c\u51fa\u3059\u308b\u3088\u3046\u8a13\u7df4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<sup>1<\/sup>\u3002<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n[caption id=\"attachment_66\" align=\"alignleft\" width=\"297\"]<img class=\"size-medium wp-image-62\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-297x300.jpg\" alt=\"\" width=\"297\" height=\"300\" \/> \u30da\u30fc\u30b8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u306f\u3001\u4ed6\u306e\u60c5\u5831\u306e\u4e2d\u306b\u3057\u3070\u3057\u3070\u96a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\"theguardian\" by Il Fatto Quotidiano\u306f\u3001CC BY-NC-SA 2.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/2.0\/?ref=openverse.\">https:\/\/creativecommons.org\/licenses\/by-nc-sa\/2.0\/?ref=openverse.<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044[\/caption]\r\n<p class=\"no-indent\">\u30c6\u30fc\u30d6\u30eb\u306e1\u3064\u306e\u5217\u3001\u304a\u305d\u3089\u304f\u6700\u3082\u91cd\u8981\u306a\u3082\u306e\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3059\u3079\u3066\u306e\u5916\u90e8\u30ea\u30f3\u30af\u3084\u5e83\u544a\u306e\u4e2d\u3067\u7279\u5b9a\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3042\u308b\u624b\u6cd5\u3067\u306f\u3001ML\u30e2\u30c7\u30eb\u3092\u7528\u3044\u3066\u3001\u4efb\u610f\u306e\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u300c\u5b66\u7fd2\u300d\u3055\u305b\u307e\u3059\u3002<\/p>\r\n\u3000\u3000\u3082\u3061\u308d\u3093\u3001\u30af\u30a8\u30ea\u306e\u5358\u8a9e\u3092\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5358\u8a9e\u3068\u5b8c\u5168\u306b\u4e00\u81f4\u3055\u305b\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4efb\u610f\u306e\u30ef\u30fc\u30c9\u30d7\u30ed\u30bb\u30c3\u30b5\u306e\u691c\u7d22\u30dc\u30bf\u30f3\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u4eba\u306f\u540c\u3058\u7269\u4e8b\u306b\u3064\u3044\u3066\u8a71\u3059\u306e\u306b\u7570\u306a\u308b\u5358\u8a9e\u3092\u4f7f\u3046\u305f\u3081\u3001\u3053\u306e\u65b9\u6cd5\u306f\u3042\u307e\u308a\u52b9\u679c\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5358\u306b\u5225\u3005\u306e\u5358\u8a9e\u3092\u8a18\u9332\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u5358\u8a9e\u304c\u4e92\u3044\u306b\u3069\u306e\u3088\u3046\u306b\u7d44\u307f\u5408\u308f\u3055\u3063\u3066\u610f\u5473\u3092\u4f5c\u308a\u51fa\u3059\u304b\u3092\u6349\u3048\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u305b\u3093\u3002\u7d50\u5c40\u306e\u3068\u3053\u308d\u3001\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53ef\u80fd\u306b\u3059\u308b\u306e\u306f\u8a00\u8449\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u8a00\u8449\u306e\u80cc\u5f8c\u306b\u3042\u308b\u601d\u8003\u306a\u306e\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3059\u3079\u3066\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u30af\u30a8\u30ea\u30c6\u30ad\u30b9\u30c8\u306e\u610f\u5473\u3068\u4e00\u81f4\u3055\u305b\u3084\u3059\u304f\u3059\u308b\u65b9\u6cd5\u3067\u30c6\u30ad\u30b9\u30c8\u3092\u5909\u63db\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3067\u3001\u30af\u30a8\u30ea\u3082\u540c\u69d8\u306b\u51e6\u7406\u3055\u308c\u307e\u3059\u3002\r\n\r\n&nbsp;\r\n\r\n&nbsp;\r\n<p class=\"no-indent\"><img class=\"aligncenter wp-image-63 \" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-576x1024.png\" alt=\"\" width=\"388\" height=\"689\" \/>\u5358\u8a9e\u306e\u4e00\u90e8\u3068\u3057\u3066\u3001\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u7570\u306a\u308b\u30c8\u30fc\u30af\u30f3\u306e\u7dcf\u6570\u304c\u6e1b\u5c11\u3057\u307e\u3059\u3002\u73fe\u884c\u30e2\u30c7\u30eb\u3067\u306f\u7d043\u4e07\uff5e5\u4e07\u306e\u30c8\u30fc\u30af\u30f3\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u307e\u3059\u00b2\u3002\u9593\u9055\u3063\u305f\u7db4\u308a\u306e\u5358\u8a9e\u306f\u3001\u305d\u306e\u4e00\u90e8\u304c\u4fdd\u5b58\u6e08\u307f\u30c8\u30fc\u30af\u30f3\u3068\u4e00\u81f4\u3059\u308b\u305f\u3081\u3001\u8b58\u5225\u53ef\u80fd\u3067\u3059\u3002\u672a\u77e5\u8a9e\u3082\u3001\u305d\u306e\u4e00\u90e8\u304c\u4fdd\u5b58\u6e08\u307f\u30c8\u30fc\u30af\u30f3\u3068\u4e00\u81f4\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u691c\u7d22\u7d50\u679c\u306b\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\r\n<p class=\"indent\">\u3053\u3053\u3067\u306f\u3001ML\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30bb\u30c3\u30c8\u306f\u3001\u4f8b\u6587\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u500b\u3005\u306e\u6587\u5b57\u3001\u30b9\u30da\u30fc\u30b9\u3001\u53e5\u8aad\u70b9\u304b\u3089\u59cb\u307e\u308a\u3001\u30e2\u30c7\u30eb\u306f\u983b\u7e41\u306b\u73fe\u308c\u308b\u6587\u5b57\u3092\u7d50\u5408\u3057\u3066\u65b0\u3057\u3044\u30c8\u30fc\u30af\u30f3\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u30c8\u30fc\u30af\u30f3\u306e\u6570\u304c\u5341\u5206\u3067\u306a\u3044\u5834\u5408\u3001\u7d50\u5408\u30d7\u30ed\u30bb\u30b9\u3092\u7d9a\u3051\u3066\u3001\u3088\u308a\u5927\u304d\u3044\u3001\u307e\u305f\u306f\u983b\u5ea6\u306e\u4f4e\u3044\u5358\u8a9e\u306e\u90e8\u5206\u69cb\u6210\u8981\u7d20\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u5358\u8a9e\u3001\u8a9e\u5c3e\u3001\u304a\u3088\u3073\u3059\u3079\u3066\u306e\u63a5\u982d\u8f9e\u304c\u30ab\u30d0\u30fc\u3055\u308c\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u65b0\u3057\u3044\u30c6\u30ad\u30b9\u30c8\u304c\u4e0e\u3048\u3089\u308c\u308c\u3070\u3001\u6a5f\u68b0\u306f\u5bb9\u6613\u306b\u305d\u308c\u3092\u30c8\u30fc\u30af\u30f3\u306b\u5206\u5272\u3057\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\r\n<img class=\"aligncenter wp-image-64 \" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-1024x546.png\" alt=\"\" width=\"495\" height=\"264\" \/>\r\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7 \uff13 : \u7c21\u5358\u306b\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/h3>\r\n[caption id=\"attachment_66\" align=\"alignright\" width=\"352\"]<img class=\" wp-image-177\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-index-scaled-1.jpg\" alt=\"\" width=\"352\" height=\"264\" \/> \u300c\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u300dby Ben Weiner\u306f\u3001CC BY-ND 2.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/creativecommons.org\/licenses\/by-nd\/2.0\/?ref=openverse\">https:\/\/creativecommons.org\/licenses\/by-nd\/2.0\/?ref=openverse<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044\u3002[\/caption]\r\n<p class=\"no-indent\">\u30c7\u30fc\u30bf\u304cBigTables\u306b\u683c\u7d0d\u3055\u308c\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u6559\u79d1\u66f8\u306e\u7d22\u5f15\u3068\u540c\u69d8\u3001\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c8\u30fc\u30af\u30f3\u3068\u305d\u306e\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u306e\u4f4d\u7f6e\u3092\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u7d71\u8a08\u306b\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u3067\u30c8\u30fc\u30af\u30f3\u304c\u4f55\u56de\u767a\u751f\u3059\u308b\u304b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u3068\u3063\u3066\u3069\u308c\u307b\u3069\u91cd\u8981\u304b\u306a\u3069\u306e\u60c5\u5831\u304c\u8a18\u9332\u3055\u308c\u3001\u30c8\u30fc\u30af\u30f3\u304c\u30bf\u30a4\u30c8\u30eb\u3084\u898b\u51fa\u3057\u306b\u3042\u308b\u304b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4e00\u90e8\u306b\u96c6\u4e2d\u3057\u3066\u3044\u308b\u304b\u3001\u3042\u308b\u30c8\u30fc\u30af\u30f3\u304c\u5e38\u306b\u5225\u306e\u30c8\u30fc\u30af\u30f3\u306b\u7d9a\u304f\u304b\u306a\u3069\u306e\u4f4d\u7f6e\u60c5\u5831\u3082\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\r\n<p class=\"indent\">\u73fe\u5728\u3001\u591a\u304f\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u6df1\u5c64\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u8a00\u8a9e\u30d9\u30fc\u30b9\u306e\u30e2\u30c7\u30eb\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u5f8c\u8005\u306f\u30c6\u30ad\u30b9\u30c8\u306e\u610f\u5473\u3092\u8a73\u7d30\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3001\u30af\u30a8\u30ea\u3092\u3088\u308a\u826f\u304f\u7406\u89e3\u3059\u308b\u5f79\u5272\u3092\u62c5\u3063\u3066\u3044\u307e\u3059<sup>3<\/sup>\u3002\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u305d\u3082\u305d\u3082\u30af\u30a8\u30ea\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u60c5\u5831\u30cb\u30fc\u30ba\u3092\u6349\u3048\u308b\u305f\u3081\u306b\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u30af\u30a8\u30ea\u306e\u67a0\u3092\u8d85\u3048\u3066\u5206\u6790\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\r\n<p class=\"no-indent\" style=\"text-align: left\">\u3053\u308c\u3089\u306e3\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u3001\u7c21\u7565\u5316\u3057\u3066\u3001\u3044\u308f\u3086\u308b\u300c\u30a4\u30f3\u30c7\u30ad\u30b7\u30f3\u30b0\u300d\u3068\u547c\u3070\u308c\u307e\u3059 \u2013 \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3001\u6e96\u5099\u3057\u3001\u4fdd\u5b58\u3057\u3001\u305d\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u300c\u30e9\u30f3\u30ad\u30f3\u30b0\u300d\u306b\u95a2\u308f\u308b\u30b9\u30c6\u30c3\u30d7\u304c\u7d9a\u304d\u307e\u3059 \u2013 \u30af\u30a8\u30ea\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u7167\u5408\u3057\u3001\u95a2\u9023\u6027\u306b\u5fdc\u3058\u3066\u7d50\u679c\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\r\n<img class=\" wp-image-66 aligncenter\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-300x213.png\" alt=\"\" width=\"453\" height=\"322\" \/>\r\n\r\n<hr \/>\r\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>1<\/sup> Croft, B., Metzler D., Strohman, T.,<em> Search Engines, Information Retrieval in Practice<\/em>, 2015<\/p>\r\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>2 <\/sup>Sennrich,R., Haddow, B., and Birch, A., <em>Neural Machine Translation of Rare Words with Subword Units,<\/em> In Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), pages 1715\u20131725, Berlin, Germany. Association for Computational Linguistics, 2016.<\/p>\r\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>3<\/sup> Metzler, D., Tay, Y., Bahri, D., Najork, M., <em>Rethinking Search: Making Domain Experts out of Dilettantes<\/em>, SIGIR Forum 55, 1, Article 13, June 2021.<\/p>","rendered":"<p class=\"no-indent\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u691c\u7d22\u30dc\u30c3\u30af\u30b9\u306b\u5165\u529b\u3055\u308c\u305f\u30ad\u30fc\u30ef\u30fc\u30c9\uff08\u691c\u7d22\u30af\u30a8\u30ea\uff09\u3092\u53d7\u3051\u53d6\u308a\u3001\u60c5\u5831\u306b\u7b54\u3048\u308b\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3088\u3046\u3068\u3057\u307e\u3059\u3002\u305d\u308c\u304b\u3089\u3001\u6700\u3082\u95a2\u9023\u6027\u306e\u9ad8\u3044\u30da\u30fc\u30b8\u3092\u30c8\u30c3\u30d7\u306b\u8868\u793a\u3059\u308b\u5f62\u3067\u3001\u60c5\u5831\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u5f62\u3067\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u884c\u3046\u305f\u3081\u306b\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u307e\u305a\u30a6\u30a7\u30d6\u4e0a\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30bf\u30b0\u4ed8\u3051\u3057\u3001\u7c21\u5358\u306b\u53d6\u308a\u51fa\u305b\u308b\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u4f55\u304c\u95a2\u308f\u3063\u3066\u3044\u308b\u304b\u3001\u5927\u307e\u304b\u306b\u898b\u3066\u307f\u307e\u3057\u3087\u3046\uff1a<\/p>\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7\uff11 : \u30a6\u30a7\u30d6\u30af\u30ed\u30fc\u30e9\u30fc\u304c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b<\/h3>\n<figure id=\"attachment_66\" aria-describedby=\"caption-attachment-66\" style=\"width: 403px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-60\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-300x213.png\" alt=\"\" width=\"403\" height=\"286\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-300x213.png 300w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-1024x726.png 1024w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-768x545.png 768w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-1536x1090.png 1536w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-65x46.png 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-225x160.png 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling-350x248.png 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-web-crawling.png 1748w\" sizes=\"(max-width: 403px) 100vw, 403px\" \/><figcaption id=\"caption-attachment-66\" class=\"wp-caption-text\">\u300c\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u30af\u30ed\u30fc\u30e9\u30fc\u300dby Seobility, CC BY-SA 4.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/www.seobility.net\/en\/wiki\/Creative_Commons_License_BY-SA_4.0\">https:\/\/www.seobility.net\/en\/wiki\/Creative_Commons_License_BY-SA_4.0<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044<\/figcaption><\/figure>\n<p class=\"no-indent\">\u30e6\u30fc\u30b6\u30fc\u304c\u691c\u7d22\u30af\u30a8\u30ea\u3092\u5165\u529b\u3057\u305f\u5f8c\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8abf\u3079\u308b\u306e\u3067\u306f\u9045\u3059\u304e\u307e\u3059<sup>1<\/sup>\u3002\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u4e8b\u524d\u306b\u8abf\u3079\u3089\u308c\u3001\u305d\u306e\u5185\u5bb9\u306f\u5206\u89e3\u3055\u308c\u3066\u7570\u306a\u308b\u30b9\u30ed\u30c3\u30c8\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002\u30af\u30a8\u30ea\u304c\u5229\u7528\u53ef\u80fd\u306b\u306a\u308b\u3068\u3001\u30af\u30a8\u30ea\u306b\u542b\u307e\u308c\u308b\u5185\u5bb9\u3068\u30b9\u30ed\u30c3\u30c8\u306b\u542b\u307e\u308c\u308b\u5185\u5bb9\u3092\u7167\u5408\u3059\u308b\u3060\u3051\u3067\u6e08\u307f\u307e\u3059\u3002<\/p>\n<p class=\"indent\">\u30a6\u30a7\u30d6\u30af\u30ed\u30fc\u30e9\u30fc\u306f\u3001\u30a6\u30a7\u30d6\u304b\u3089\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u3002\u4e00\u9023\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u30a2\u30c9\u30ec\u30b9\uff08URL\uff09\u304b\u3089\u59cb\u3081\u3001\u305d\u306e\u4e2d\u306b\u65b0\u3057\u3044\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u304c\u306a\u3044\u304b\u63a2\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u65b0\u3057\u3044\u30da\u30fc\u30b8\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3001\u3055\u3089\u306b\u30ea\u30f3\u30af\u3092\u63a2\u3057\u307e\u3059\u3002\u958b\u59cb\u30ea\u30b9\u30c8\u304c\u5341\u5206\u591a\u5c90\u306b\u308f\u305f\u3063\u3066\u3044\u308c\u3070\u3001\u30af\u30ed\u30fc\u30e9\u30fc\u306f\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u3059\u3079\u3066\u306e\u30b5\u30a4\u30c8\u3092\u8a2a\u554f\u3057\u3001\u66f4\u65b0\u60c5\u5831\u3092\u6c42\u3081\u3066\u4f55\u5ea6\u3082\u8a2a\u554f\u3057\u307e\u3059\u3002<\/p>\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7 \uff12: \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u8907\u6570\u306e\u30d4\u30fc\u30b9\u306b\u5909\u63db\u3055\u308c\u308b<\/h3>\n<p class=\"no-indent\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-61 alignright\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-300x213.png\" alt=\"\" width=\"405\" height=\"288\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-300x213.png 300w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-1024x726.png 1024w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-768x545.png 768w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-1536x1090.png 1536w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-65x46.png 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-225x160.png 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable-350x248.png 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-Bigtable.png 1748w\" sizes=\"(max-width: 405px) 100vw, 405px\" \/><\/p>\n<p>\u30af\u30ed\u30fc\u30e9\u30fc\u306b\u3088\u3063\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u3001\u8457\u8005\u3001\u65e5\u4ed8\u306a\u3069\u306e\u8aac\u660e\u304c\u660e\u78ba\u306b\u69cb\u9020\u5316\u3055\u308c\u305f\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3067\u3042\u308b\u5834\u5408\u3082\u3042\u308c\u3070\u3001\u53e4\u3044\u56f3\u66f8\u9928\u306e\u672c\u3092\u7c97\u60aa\u306b\u30b9\u30ad\u30e3\u30f3\u3057\u305f\u753b\u50cf\u3067\u3042\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u901a\u5e38\u3001100\u7a2e\u985e\u3082\u306e\u7570\u306a\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30bf\u30a4\u30d7\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u00b9\u3002\u3053\u308c\u3089\u3092html\u307e\u305f\u306fxml\u306b\u5909\u63db\u3057\u3001\u30c6\u30fc\u30d6\u30eb\uff08Google\u306e\u5834\u5408\u306fBigTable\u3068\u547c\u3070\u308c\u308b\uff09\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n<p class=\"indent\">\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b\u5c0f\u3055\u306a\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u306e\u5404\u884c\u306f1\u3064\u306e\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u884c\u306f\u7279\u5b9a\u306e\u9806\u5e8f\u3067\u914d\u7f6e\u3055\u308c\u3001\u66f4\u65b0\u30ed\u30b0\u3068\u5171\u306b\u8a18\u9332\u3055\u308c\u307e\u3059\u3002\u5404\u5217\u306b\u306f\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306b\u95a2\u9023\u3059\u308b\u7279\u5b9a\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5185\u5bb9\u3092\u5c06\u6765\u306e\u30af\u30a8\u30ea\u306e\u5185\u5bb9\u3068\u7167\u5408\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u5217\u306b\u306f\u4ee5\u4e0b\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n<ul>\n<li style=\"list-style-type: none\">\n<ul>\n<li>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3002\u4ee3\u8868\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3084\u95a2\u9023\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6301\u3064\u30b5\u30a4\u30c9\u30da\u30fc\u30b8\u306e\u5834\u5408\u3001\u305d\u308c\u81ea\u4f53\u3067\u30da\u30fc\u30b8\u306e\u5185\u5bb9\u3092\u9069\u5207\u306b\u8aac\u660e\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\uff1b<\/li>\n<li>\u91cd\u8981\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8aac\u660e\u3059\u308b\u30bf\u30a4\u30c8\u30eb\u3001\u898b\u51fa\u3057\u3001\u592a\u5b57\u306e\u5358\u8a9e\uff1b<\/li>\n<li>\u30da\u30fc\u30b8\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3002\u3053\u308c\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u30bf\u30a4\u30d7\uff08\u4f8b\uff1a\u30e1\u30fc\u30eb\u3084\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\uff09\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u69cb\u9020\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u9577\u3055\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3001\u8457\u8005\u540d\u3001\u516c\u958b\u65e5\u306a\u3069\u306e\u6a5f\u80fd\u306a\u3069\u3001\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u4e00\u90e8\u3067\u306f\u306a\u3044\u30da\u30fc\u30b8\u306b\u95a2\u3059\u308b\u60c5\u5831\u3067\u3059\uff1b<\/li>\n<li>\u4ed6\u306e\u30da\u30fc\u30b8\u304b\u3089\u3053\u306e\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u306e\u8aac\u660e\u3002\u30da\u30fc\u30b8\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u7570\u306a\u308b\u5074\u9762\u306b\u95a2\u3059\u308b\u7c21\u6f54\u306a\u30c6\u30ad\u30b9\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30ea\u30f3\u30af\u304c\u591a\u3044\u307b\u3069\u3001\u8aac\u660e\u304c\u591a\u304f\u3001\u4f7f\u7528\u3055\u308c\u308b\u5217\u304c\u591a\u304f\u306a\u308a\u307e\u3059\u3002\u30ea\u30f3\u30af\u306e\u5b58\u5728\u306f\u3001\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u4eba\u6c17\u5ea6\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306e\u30e9\u30f3\u30ad\u30f3\u30b0\u306b\u3082\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\uff08<a href=\"https:\/\/en.wikipedia.org\/wiki\/PageRank\" target=\"_blank\" rel=\"noopener\" data-cke-saved-href=\"https:\/\/en.wikipedia.org\/wiki\/PageRank\">Google\u306ePagerank<\/a>\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u3001\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u3068\u30da\u30fc\u30b8\u304b\u3089\u306e\u30ea\u30f3\u30af\u3092\u4f7f\u7528\u3057\u3066\u54c1\u8cea\u3068\u4eba\u6c17\u3092\u8a55\u4fa1\u3059\u308b\u30e9\u30f3\u30ad\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3067\u3059\uff09\u3002<\/li>\n<li>\u4eba\u3005\u306e\u540d\u524d\u3001\u4f1a\u793e\u3084\u7d44\u7e54\u306e\u540d\u524d\u3001\u5834\u6240\u3001\u4f4f\u6240\u3001\u6642\u9593\u3068\u65e5\u4ed8\u306e\u8868\u73fe\u3001\u6570\u91cf\u3001\u91d1\u92ad\u7684\u4fa1\u5024\u306a\u3069\u3002ML\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u4eba\u9593\u304c\u6ce8\u91c8\u3092\u4ed8\u3051\u305f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u3001\u3042\u3089\u3086\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u304b\u3089\u3053\u308c\u3089\u306e\u7269\u3092\u691c\u51fa\u3059\u308b\u3088\u3046\u8a13\u7df4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<sup>1<\/sup>\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<figure id=\"attachment_66\" aria-describedby=\"caption-attachment-66\" style=\"width: 297px\" class=\"wp-caption alignleft\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-62\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-297x300.jpg\" alt=\"\" width=\"297\" height=\"300\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-297x300.jpg 297w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-65x66.jpg 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-225x227.jpg 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage-350x354.jpg 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-webpage.jpg 553w\" sizes=\"(max-width: 297px) 100vw, 297px\" \/><figcaption id=\"caption-attachment-66\" class=\"wp-caption-text\">\u30da\u30fc\u30b8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u306f\u3001\u4ed6\u306e\u60c5\u5831\u306e\u4e2d\u306b\u3057\u3070\u3057\u3070\u96a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002&#8221;theguardian&#8221; by Il Fatto Quotidiano\u306f\u3001CC BY-NC-SA 2.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/creativecommons.org\/licenses\/by-nc-sa\/2.0\/?ref=openverse.\">https:\/\/creativecommons.org\/licenses\/by-nc-sa\/2.0\/?ref=openverse.<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044<\/figcaption><\/figure>\n<p class=\"no-indent\">\u30c6\u30fc\u30d6\u30eb\u306e1\u3064\u306e\u5217\u3001\u304a\u305d\u3089\u304f\u6700\u3082\u91cd\u8981\u306a\u3082\u306e\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3059\u3079\u3066\u306e\u5916\u90e8\u30ea\u30f3\u30af\u3084\u5e83\u544a\u306e\u4e2d\u3067\u7279\u5b9a\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u3042\u308b\u624b\u6cd5\u3067\u306f\u3001ML\u30e2\u30c7\u30eb\u3092\u7528\u3044\u3066\u3001\u4efb\u610f\u306e\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u300c\u5b66\u7fd2\u300d\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>\u3000\u3000\u3082\u3061\u308d\u3093\u3001\u30af\u30a8\u30ea\u306e\u5358\u8a9e\u3092\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5358\u8a9e\u3068\u5b8c\u5168\u306b\u4e00\u81f4\u3055\u305b\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4efb\u610f\u306e\u30ef\u30fc\u30c9\u30d7\u30ed\u30bb\u30c3\u30b5\u306e\u691c\u7d22\u30dc\u30bf\u30f3\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u4eba\u306f\u540c\u3058\u7269\u4e8b\u306b\u3064\u3044\u3066\u8a71\u3059\u306e\u306b\u7570\u306a\u308b\u5358\u8a9e\u3092\u4f7f\u3046\u305f\u3081\u3001\u3053\u306e\u65b9\u6cd5\u306f\u3042\u307e\u308a\u52b9\u679c\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5358\u306b\u5225\u3005\u306e\u5358\u8a9e\u3092\u8a18\u9332\u3059\u308b\u3060\u3051\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u5358\u8a9e\u304c\u4e92\u3044\u306b\u3069\u306e\u3088\u3046\u306b\u7d44\u307f\u5408\u308f\u3055\u3063\u3066\u610f\u5473\u3092\u4f5c\u308a\u51fa\u3059\u304b\u3092\u6349\u3048\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u305b\u3093\u3002\u7d50\u5c40\u306e\u3068\u3053\u308d\u3001\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u53ef\u80fd\u306b\u3059\u308b\u306e\u306f\u8a00\u8449\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u8a00\u8449\u306e\u80cc\u5f8c\u306b\u3042\u308b\u601d\u8003\u306a\u306e\u3067\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u3059\u3079\u3066\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u30af\u30a8\u30ea\u30c6\u30ad\u30b9\u30c8\u306e\u610f\u5473\u3068\u4e00\u81f4\u3055\u305b\u3084\u3059\u304f\u3059\u308b\u65b9\u6cd5\u3067\u30c6\u30ad\u30b9\u30c8\u3092\u5909\u63db\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3067\u3001\u30af\u30a8\u30ea\u3082\u540c\u69d8\u306b\u51e6\u7406\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p class=\"no-indent\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-63\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-576x1024.png\" alt=\"\" width=\"388\" height=\"689\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-576x1024.png 576w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-169x300.png 169w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-768x1365.png 768w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-864x1536.png 864w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-65x116.png 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-225x400.png 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing-350x622.png 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-text-processing.png 1080w\" sizes=\"(max-width: 388px) 100vw, 388px\" \/>\u5358\u8a9e\u306e\u4e00\u90e8\u3068\u3057\u3066\u3001\u4fdd\u5b58\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u7570\u306a\u308b\u30c8\u30fc\u30af\u30f3\u306e\u7dcf\u6570\u304c\u6e1b\u5c11\u3057\u307e\u3059\u3002\u73fe\u884c\u30e2\u30c7\u30eb\u3067\u306f\u7d043\u4e07\uff5e5\u4e07\u306e\u30c8\u30fc\u30af\u30f3\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u307e\u3059\u00b2\u3002\u9593\u9055\u3063\u305f\u7db4\u308a\u306e\u5358\u8a9e\u306f\u3001\u305d\u306e\u4e00\u90e8\u304c\u4fdd\u5b58\u6e08\u307f\u30c8\u30fc\u30af\u30f3\u3068\u4e00\u81f4\u3059\u308b\u305f\u3081\u3001\u8b58\u5225\u53ef\u80fd\u3067\u3059\u3002\u672a\u77e5\u8a9e\u3082\u3001\u305d\u306e\u4e00\u90e8\u304c\u4fdd\u5b58\u6e08\u307f\u30c8\u30fc\u30af\u30f3\u3068\u4e00\u81f4\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u691c\u7d22\u7d50\u679c\u306b\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p class=\"indent\">\u3053\u3053\u3067\u306f\u3001ML\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30bb\u30c3\u30c8\u306f\u3001\u4f8b\u6587\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u500b\u3005\u306e\u6587\u5b57\u3001\u30b9\u30da\u30fc\u30b9\u3001\u53e5\u8aad\u70b9\u304b\u3089\u59cb\u307e\u308a\u3001\u30e2\u30c7\u30eb\u306f\u983b\u7e41\u306b\u73fe\u308c\u308b\u6587\u5b57\u3092\u7d50\u5408\u3057\u3066\u65b0\u3057\u3044\u30c8\u30fc\u30af\u30f3\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u30c8\u30fc\u30af\u30f3\u306e\u6570\u304c\u5341\u5206\u3067\u306a\u3044\u5834\u5408\u3001\u7d50\u5408\u30d7\u30ed\u30bb\u30b9\u3092\u7d9a\u3051\u3066\u3001\u3088\u308a\u5927\u304d\u3044\u3001\u307e\u305f\u306f\u983b\u5ea6\u306e\u4f4e\u3044\u5358\u8a9e\u306e\u90e8\u5206\u69cb\u6210\u8981\u7d20\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u5358\u8a9e\u3001\u8a9e\u5c3e\u3001\u304a\u3088\u3073\u3059\u3079\u3066\u306e\u63a5\u982d\u8f9e\u304c\u30ab\u30d0\u30fc\u3055\u308c\u307e\u3059\u3002\u3053\u3046\u3057\u3066\u3001\u65b0\u3057\u3044\u30c6\u30ad\u30b9\u30c8\u304c\u4e0e\u3048\u3089\u308c\u308c\u3070\u3001\u6a5f\u68b0\u306f\u5bb9\u6613\u306b\u305d\u308c\u3092\u30c8\u30fc\u30af\u30f3\u306b\u5206\u5272\u3057\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u9001\u4fe1\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-64\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-1024x546.png\" alt=\"\" width=\"495\" height=\"264\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-1024x546.png 1024w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-300x160.png 300w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-768x410.png 768w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-1536x819.png 1536w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-65x35.png 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-225x120.png 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838-350x187.png 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-tokens-e1697829526838.png 1800w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/p>\n<h3 style=\"text-align: left\">\u30b9\u30c6\u30c3\u30d7 \uff13 : \u7c21\u5358\u306b\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f5c\u6210\u3055\u308c\u308b<\/h3>\n<figure id=\"attachment_66\" aria-describedby=\"caption-attachment-66\" style=\"width: 352px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-177\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page-4-index-scaled-1.jpg\" alt=\"\" width=\"352\" height=\"264\" \/><figcaption id=\"caption-attachment-66\" class=\"wp-caption-text\">\u300c\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u300dby Ben Weiner\u306f\u3001CC BY-ND 2.0\u306e\u4e0b\u3067\u30e9\u30a4\u30bb\u30f3\u30b9\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u30b3\u30d4\u30fc\u3092\u898b\u308b\u306b\u306f\u3001<a href=\"https:\/\/creativecommons.org\/licenses\/by-nd\/2.0\/?ref=openverse\">https:\/\/creativecommons.org\/licenses\/by-nd\/2.0\/?ref=openverse<\/a>\u3092\u8a2a\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/figcaption><\/figure>\n<p class=\"no-indent\">\u30c7\u30fc\u30bf\u304cBigTables\u306b\u683c\u7d0d\u3055\u308c\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u6559\u79d1\u66f8\u306e\u7d22\u5f15\u3068\u540c\u69d8\u3001\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u30c8\u30fc\u30af\u30f3\u3068\u305d\u306e\u30a6\u30a7\u30d6\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u306e\u4f4d\u7f6e\u3092\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u7d71\u8a08\u306b\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u3067\u30c8\u30fc\u30af\u30f3\u304c\u4f55\u56de\u767a\u751f\u3059\u308b\u304b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u3068\u3063\u3066\u3069\u308c\u307b\u3069\u91cd\u8981\u304b\u306a\u3069\u306e\u60c5\u5831\u304c\u8a18\u9332\u3055\u308c\u3001\u30c8\u30fc\u30af\u30f3\u304c\u30bf\u30a4\u30c8\u30eb\u3084\u898b\u51fa\u3057\u306b\u3042\u308b\u304b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u4e00\u90e8\u306b\u96c6\u4e2d\u3057\u3066\u3044\u308b\u304b\u3001\u3042\u308b\u30c8\u30fc\u30af\u30f3\u304c\u5e38\u306b\u5225\u306e\u30c8\u30fc\u30af\u30f3\u306b\u7d9a\u304f\u304b\u306a\u3069\u306e\u4f4d\u7f6e\u60c5\u5831\u3082\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p class=\"indent\">\u73fe\u5728\u3001\u591a\u304f\u306e\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306f\u3001\u6df1\u5c64\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u8a00\u8a9e\u30d9\u30fc\u30b9\u306e\u30e2\u30c7\u30eb\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u5f8c\u8005\u306f\u30c6\u30ad\u30b9\u30c8\u306e\u610f\u5473\u3092\u8a73\u7d30\u306b\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u3001\u30af\u30a8\u30ea\u3092\u3088\u308a\u826f\u304f\u7406\u89e3\u3059\u308b\u5f79\u5272\u3092\u62c5\u3063\u3066\u3044\u307e\u3059<sup>3<\/sup>\u3002\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u305d\u3082\u305d\u3082\u30af\u30a8\u30ea\u3092\u5f15\u304d\u8d77\u3053\u3057\u305f\u60c5\u5831\u30cb\u30fc\u30ba\u3092\u6349\u3048\u308b\u305f\u3081\u306b\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u30af\u30a8\u30ea\u306e\u67a0\u3092\u8d85\u3048\u3066\u5206\u6790\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p class=\"no-indent\" style=\"text-align: left\">\u3053\u308c\u3089\u306e3\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u3001\u7c21\u7565\u5316\u3057\u3066\u3001\u3044\u308f\u3086\u308b\u300c\u30a4\u30f3\u30c7\u30ad\u30b7\u30f3\u30b0\u300d\u3068\u547c\u3070\u308c\u307e\u3059 \u2013 \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u898b\u3064\u3051\u3001\u6e96\u5099\u3057\u3001\u4fdd\u5b58\u3057\u3001\u305d\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u300c\u30e9\u30f3\u30ad\u30f3\u30b0\u300d\u306b\u95a2\u308f\u308b\u30b9\u30c6\u30c3\u30d7\u304c\u7d9a\u304d\u307e\u3059 \u2013 \u30af\u30a8\u30ea\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u7167\u5408\u3057\u3001\u95a2\u9023\u6027\u306b\u5fdc\u3058\u3066\u7d50\u679c\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-66 aligncenter\" src=\"http:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-300x213.png\" alt=\"\" width=\"453\" height=\"322\" srcset=\"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-300x213.png 300w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-1024x726.png 1024w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-768x545.png 768w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-1536x1090.png 1536w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-65x46.png 65w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-225x160.png 225w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process-350x248.png 350w, https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-content\/uploads\/sites\/37\/2025\/10\/ch2-page4-indexing-process.png 1748w\" sizes=\"(max-width: 453px) 100vw, 453px\" \/><\/p>\n<hr \/>\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>1<\/sup> Croft, B., Metzler D., Strohman, T.,<em> Search Engines, Information Retrieval in Practice<\/em>, 2015<\/p>\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>2 <\/sup>Sennrich,R., Haddow, B., and Birch, A., <em>Neural Machine Translation of Rare Words with Subword Units,<\/em> In Proceedings of the 54th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers), pages 1715\u20131725, Berlin, Germany. Association for Computational Linguistics, 2016.<\/p>\n<p class=\"hanging-indent\" style=\"text-align: left\"><sup>3<\/sup> Metzler, D., Tay, Y., Bahri, D., Najork, M., <em>Rethinking Search: Making Domain Experts out of Dilettantes<\/em>, SIGIR Forum 55, 1, Article 13, June 2021.<\/p>\n","protected":false},"author":3,"menu_order":4,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"part":47,"_links":{"self":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapters\/67"}],"collection":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/wp\/v2\/users\/3"}],"version-history":[{"count":4,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapters\/67\/revisions"}],"predecessor-version":[{"id":876,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapters\/67\/revisions\/876"}],"part":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/parts\/47"}],"metadata":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapters\/67\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/wp\/v2\/media?parent=67"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/pressbooks\/v2\/chapter-type?post=67"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/wp\/v2\/contributor?post=67"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/aiopentext.itd.cnr.it\/japanese\/wp-json\/wp\/v2\/license?post=67"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}