{"id":18406,"date":"2024-09-07T10:42:25","date_gmt":"2024-09-07T02:42:25","guid":{"rendered":"http:\/\/139.9.1.231\/?p=18406"},"modified":"2025-06-20T17:47:57","modified_gmt":"2025-06-20T09:47:57","slug":"asr-fst-hotword","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2024\/09\/07\/asr-fst-hotword\/","title":{"rendered":"ASR\u8bed\u97f3\u8bc6\u522b&#8212;Fst\u70ed\u8bcd\u6a21\u578b"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"711\" height=\"246\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/08\/image-115.png\" alt=\"\" class=\"wp-image-18407\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/08\/image-115.png 711w, http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/08\/image-115-300x104.png 300w\" sizes=\"(max-width: 711px) 100vw, 711px\" \/><figcaption><strong>\u6709\u9650\u52a0\u6743\u3010\u70ed\u8bcd\u3011\u72b6\u6001\u8f6c\u6362\u673a\uff08Weighted Finite State Transducers, WFST\uff09<\/strong><\/figcaption><\/figure>\n\n\n\n<p> <strong>\u6700\u8fd1\u5728\u505aASR\u8bed\u97f3\u8bc6\u522b\u4efb\u52a1\uff0c\u57fa\u4e8e\u963f\u91ccFunASR\u6846\u67b6\uff0c\u7279\u6b64\u8bb0\u5f55\u4e0b\u8ddf\u70ed\u8bcd\u6a21\u578b\u76f8\u5173\u77e5\u8bc6\u3002<\/strong><\/p>\n\n\n\n<h3><strong>wfst\u70ed\u8bcd\u589e\u5f3a<\/strong><\/h3>\n\n\n\n<p><strong>\u70ed\u8bcd\u6784\u56fe<\/strong>\uff0c\u6211\u4eec\u91c7\u7528AC\u81ea\u52a8\u673a\u7ed3\u6784\u8fdb\u884c\u70ed\u8bcd\u7f51\u7edc\u6784\u56fe\uff0c\u89e3\u51b3\u70ed\u8bcd\u524d\u7f00\u91cd\u53e0\u573a\u666f\u4e0b\u96be\u4ee5\u6709\u6548\u6fc0\u52b1\u7684\u95ee\u9898\u3002\u4f8b\u5982\u70ed\u8bcd\u5217\u8868\u5305\u542b\u201c\u9633\u5149\u4fdd\u9669\u201d\u4e0e\u201c\u4fdd\u5b9a\u201d\u4e24\u4e2a\u70ed\u8bcd\uff0c\u5b9e\u9645\u8bed\u97f3\u5185\u5bb9\u4e3a\u201c\u9633\u5149\u4fdd\u5b9a\u201d\uff0c\u5728\u5339\u914d\u5230\u201c\u5b9a\u201d\u65f6\u5339\u914d\u5931\u8d25\u5219\u4f1a\u6839\u636eAC\u81ea\u52a8\u673a\u56de\u9000\u673a\u5236\u56de\u9000\u81f3\u201c\u4fdd\u5b9a\u201d\u70ed\u8bcd\u8def\u5f84\uff0c\u786e\u4fdd\u4ecd\u53ef\u7ee7\u7eed\u5339\u914d\u7684\u6700\u5927\u5b50\u4e32\u8def\u5f84\u53ef\u6b63\u5e38\u6fc0\u52b1\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u662f\u70ed\u8bcd\u7f51\u7edc\u5b9e\u4f8b\u56fe\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/09\/image-33.png\" alt=\"\" class=\"wp-image-18648\" width=\"491\" height=\"242\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/09\/image-33.png 814w, http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/09\/image-33-300x149.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2024\/09\/image-33-768x380.png 768w\" sizes=\"(max-width: 491px) 100vw, 491px\" \/><\/figure><\/div>\n\n\n\n<p><strong>\u70ed\u8bcd\u53d1\u73b0\u4e0e\u5339\u914d<\/strong>\uff0c<strong>\u6211\u4eec\u91c7\u7528\u5bf9\u4e3b\u89e3\u7801\u7f51\u7edc\u5f27\u4e0ailabel\u97f3\u7d20\/\u5b57\u7b26\u5e8f\u5217\u4fe1\u606f\u8fdb\u884c\u70ed\u8bcd\u53d1\u73b0\u53ca\u5339\u914d\uff0c\u800c\u975e\u5728\u7f51\u7edc\u641c\u7d22\u51fa\u8bcd\u65f6\u518d\u5bf9\u6574\u8bcd\u5339\u914d\uff0c\u8be5\u65b9\u5f0f\u4f18\u52bf\u662f\u80fd\u591f\u66f4\u65e9\u5b9e\u73b0\u5bf9\u5c1a\u672a\u51fa\u8bcd\u70ed\u8bcd\u8def\u5f84\u6fc0\u52b1\uff0c\u907f\u514d\u70ed\u8bcd\u8def\u5f84\u88ab\u8fc7\u65e9\u8bef\u88c1\u51cf\uff0c\u5176\u6b21\u4e5f\u53ef\u907f\u514d\u7531\u4e8e\u70ed\u8bcd\u5206\u8bcd\u7ed3\u6784\u4e0d\u4e00\u81f4\u800c\u5bfc\u81f4\u5339\u914d\u5931\u8d25\u3002<\/strong><\/p>\n\n\n\n<p><strong>\u70ed\u8bcd\u6fc0\u52b1\u65b9\u5f0f<\/strong>\uff0c\u6211\u4eec\u91c7\u7528\u8fc7\u7a0b\u6e10\u8fdb\u6fc0\u52b1\u548c\u6574\u8bcd\u6fc0\u52b1\u76f8\u7ed3\u5408\u7684\u65b9\u5f0f\uff0c\u800c\u975e\u70ed\u8bcd\u9996\u5b57\u6216\u5c3e\u5b57\u6fc0\u52b1\u3002\u91c7\u7528\u4ec5\u9996\u5b57\u6fc0\u52b1\u65b9\u5f0f\u53ef\u80fd\u5b58\u5728\u90e8\u5206case\u5728\u70ed\u8bcd\u540e\u7eed\u5b57\u7684\u89e3\u7801\u8fc7\u7a0b\u4e2d\u8def\u5f84\u4ecd\u88ab\u88c1\u526a\u6389\u7684\u60c5\u51b5\uff0c\u800c\u4ec5\u5728\u5c3e\u5b57\u51fa\u8bcd\u65f6\u65bd\u52a0\u6fc0\u52b1\u5219\u53ef\u80fd\u6fc0\u52b1\u8fc7\u665a\u3002<\/p>\n\n\n\n<p><strong>\u8fc7\u7a0b\u6e10\u8fdb\u6fc0\u52b1\uff08incremental&nbsp;bias\uff09<\/strong>\u5bf9\u8fc7\u7a0b\u4e2d\u6bcf\u5339\u914d\u6210\u529f\u4e00\u6b65\u5373\u8fdb\u884c\u7b49\u91cf\u6fc0\u52b1\uff0c\u5982\u5728\u540e\u7eed\u6269\u5c55\u8fc7\u7a0b\u5339\u914d\u5931\u8d25\u5219\u901a\u8fc7\u56de\u9000\u5f27\u8df3\u8f6c\u8fdb\u884c\u6fc0\u52b1\u51cf\u9664\u3002<\/p>\n\n\n\n<p><strong>\u6574\u8bcd\u6fc0\u52b1\uff08word&nbsp;bias\uff09<\/strong>\u652f\u6301\u7528\u6237\u9488\u5bf9\u4e0d\u540c\u7684\u70ed\u8bcd\u505a\u5dee\u5f02\u5316\u7684\u6fc0\u52b1\u5206\u914d\u7f6e\uff0c\u5728\u70ed\u8bcd\u6574\u8bcd\u51fa\u8bcd\u65f6\u8fdb\u4e00\u6b65\u65bd\u52a0\u5bf9\u5e94\u7684\u8865\u507f\u6216\u60e9\u7f5a\uff0c\u8fdb\u800c\u63d0\u9ad8\u70ed\u8bcd\u7efc\u5408\u6548\u679c\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528 WFST Beam Search \u65f6\uff0c\u6211\u4eec\u6709\u4e24\u79cd\u65b9\u5f0f\u5b9e\u73b0\u70ed\u8bcd\u589e\u5f3a\uff1a<\/p>\n\n\n\n<ol><li>\u4f5c\u7528\u5728 TLG \u7684 ilabel\uff1a\u76f8\u5f53\u4e8e\u5148\u5e94\u7528\u70ed\u8bcd\u589e\u5f3a\uff0c\u518d\u5bf9\u70ed\u8bcd\u589e\u5f3a\u7684\u7ed3\u679c\u4f7f\u7528\u8bed\u8a00\u6a21\u578b<\/li><li>\u4f5c\u7528\u5728 TLG \u7684 olabel\uff1a\u76f8\u5f53\u4e8e\u5148\u5e94\u7528\u8bed\u8a00\u6a21\u578b\uff0c\u518d\u5bf9\u8bed\u8a00\u6a21\u578b\u7684\u8f93\u51fa\u4f7f\u7528\u70ed\u8bcd\u589e\u5f3a<\/li><\/ol>\n\n\n\n<p>\u70ed\u8bcd\u589e\u5f3a 1.0 \u4f5c\u7528\u5728 TLG \u7684 olabel \u4e0a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/pica.zhimg.com\/v2-99406acaa97beaf3b64e590add3fcbce_1440w.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u8bed\u8a00\u6a21\u578b\u7684\u8f93\u51fa\u662f\u8bcd\uff0c\u5bfc\u81f4\u53ea\u80fd\u5728\u8bcd\u7684\u7ea7\u522b\u4e0a\u56de\u9000\u3002\u7531\u4e8e\u5728\u5206\u8bcd\u7684\u65f6\u5019\uff0c\u4f7f\u7528\u7684\u662f\u6700\u957f\u5339\u914d\u7b56\u7565\uff0c\u53ef\u80fd\u4f1a\u4ea7\u751f\u4e0b\u8ff0\u70ed\u8bcd\u56fe\uff0c\u4ee4\u201c\u4e2d\u56fd\u4eba\u6c11\u5927\u5b66\u6821\u957f\u201d\u65e0\u6cd5\u6b63\u5e38\u56de\u9000\u3002<\/p>\n\n\n\n<p>\u8fd9\u6b21\u6211\u4eec\u5c06\u70ed\u8bcd\u589e\u5f3a\u4f5c\u7528\u5728 ilabel \u4e0a\uff0c\u53ef\u4ee5\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u3002\u4f46\u662f\u5e26\u6765\u7684\u65b0\u95ee\u9898\u662f\uff1a\u589e\u5f3a\u51fa\u6765\u7684\u70ed\u8bcd\uff0c\u6709\u53ef\u80fd\u88ab\u8bed\u8a00\u6a21\u578b\u526a\u679d\u6389\u3002<\/p>\n\n\n\n<p>       FST\u70ed\u8bcd\u662f<strong>\u4e00\u79cd\u57fa\u4e8e \u6709\u9650\u72b6\u6001\u8f6c\u6362\u5668\uff08Finite State Transducer\uff09\u7684\u5173\u952e\u8bcd\u8bc6\u522b\u6280\u672f<\/strong>\uff0c\u5b83\u5177\u6709\u8f83\u9ad8\u7684\u51c6\u786e\u7387\u548c\u5b9e\u65f6\u6027\uff0c\u9002\u7528\u4e8e\u5bf9\u5927\u91cf\u6587\u672c\u8fdb\u884c\u5feb\u901f\u5339\u914d\u7684\u573a\u666f\u3002 \u4f46\u662f\uff0cFST\u70ed\u8bcd\u9700\u8981\u63d0\u524d\u6784\u5efa\u597d\u8bcd\u5178\u548c\u89c4\u5219\u5e93\uff0c\u4e14\u4e0d\u652f\u6301\u591a\u8bed\u79cd\u548c\u53d8\u4f53\u3002<\/p>\n\n\n\n<p>      FST\u76ee\u524d\u5728\u8bed\u97f3\u8bc6\u522b\u548c\u81ea\u7136\u8bed\u8a00\u641c\u7d22\u3001\u5904\u7406\u7b49\u65b9\u5411\u88ab\u5e7f\u6cdb\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u5728\u81ea\u7136\u8bed\u8a00\u5904\u7406\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u9488\u5bf9\u67d0\u4e9b\u5185\u5bb9\u6cd5\u5219\u505a\u51fa\u4fee\u6539\u7684\u64cd\u4f5c\uff0c\u6bd4\u5982\uff1a\u5982\u679cc\u7684\u540e\u9762\u7d27\u63a5x\u7684\u8bdd\uff0c\u5219\u628ac\u53d8\u4e3ab\uff0cFST\u5219\u662f\u57fa\u4e8e\u8fd9\u4e9b\u89c4\u5219\u4e0a\u7684\u6570\u5b66\u64cd\u4f5c\uff0c\u6765\u628a\u82e5\u5e72\u4e2a\u89c4\u5219\u6574\u5408\u6210\u4e00\u4e2a\u5355\u7a0b\u7684\u5927\u578b\u89c4\u5219\uff0c\u4ee5\u6709\u6548\u63d0\u9ad8\u57fa\u4e8e\u89c4\u5219\u7684\u7cfb\u7edf(rule-based system)\u7684\u6548\u7387\u3002\u5176\u529f\u80fd\u7c7b\u4f3c\u4e8e\u5b57\u5178\u7684\u529f\u80fd\uff0c\u4f46\u5176\u67e5\u627e\u662fO(1)\u7684\uff0c\u4ec5\u4ec5\u7b49\u4e8e\u6240\u67e5\u627e\u7684key\u957f\u5ea6\u3002\u76ee\u524dLucene4.0\u5728\u67e5\u627eTerm\u65f6\u5c31\u7528\u5230\u4e86\u8be5\u7b97\u6cd5\u6765\u786e\u5b9a\u6b64Term\u5728\u5b57\u5178\u4e2d\u7684\u4f4d\u7f6e\u3002FST \u53ef\u4ee5\u8868\u793a\u6210FST&lt;Key, Value&gt;\u7684\u5f62\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u7528O(length(key))\u7684\u590d\u6742\u5ea6\uff0c\u627e\u5230key\u6240\u5bf9\u5e94\u7684\u503c\u3002\u9664\u6b64\u4e4b\u5916\uff0cFST \u8fd8\u652f\u6301\u7528Value\u6765\u67e5\u627ekey\u4ee5\u53ca\u67e5\u627eValue\u6700\u4f18\u7684key\u7b49\u529f\u80fd\u3002\u5728\u67e5\u627e\u6700\u4f18\u7684Value\u65f6\uff0c\u4f1a\u7528\u5230\u6c42\u6700\u77ed\u8def\u5f84\u7684Dijikstra\u7b97\u6cd5,\u4f46\u5efa\u56fe\u8fc7\u7a0b\u4e0e\u6b64\u65e0\u5173\u3002<\/p>\n\n\n\n<p class=\"has-light-pink-background-color has-background\">     <strong> FST\u662f\u4e00\u79cd\u7528\u4e8e\u6620\u5c04\u8f93\u5165\u7b26\u53f7\u5e8f\u5217\u5230\u8f93\u51fa\u7b26\u53f7\u5e8f\u5217\u7684\u6709\u5411\u56fe\u7ed3\u6784\u3002\u5b83\u7531\u4e00\u7ec4\u72b6\u6001\u7ec4\u6210\uff0c\u72b6\u6001\u4e4b\u95f4\u901a\u8fc7\u5e26\u6709\u6743\u91cd\u7684\u8f6c\u6362\uff08transitions\uff09\u76f8\u8fde\u3002\u6bcf\u4e2a\u8f6c\u6362\u5173\u8054\u8f93\u5165\u7b26\u53f7\u3001\u8f93\u51fa\u7b26\u53f7\u548c\u6743\u91cd\uff08\u6216\u4ee3\u4ef7\uff09\uff0c\u7528\u4e8e\u8868\u793a\u4ece\u4e00\u4e2a\u72b6\u6001\u8f6c\u79fb\u5230\u53e6\u4e00\u4e2a\u72b6\u6001\u65f6\u7684\u6761\u4ef6\u3002<\/strong><\/p>\n\n\n\n<p><strong>FST\u4e0e\u70ed\u8bcd\u7684\u7ed3\u5408<\/strong>\uff1a<\/p>\n\n\n\n<ul><li><strong>\u63d0\u9ad8\u6743\u91cd\u6216\u4f18\u5148\u7ea7<\/strong>\uff1a<strong>FST\u53ef\u4ee5\u901a\u8fc7\u589e\u52a0\u70ed\u8bcd\u7684\u4f18\u5148\u7ea7\u6216\u964d\u4f4e\u5176\u8bc6\u522b\u6743\u91cd\uff0c\u4f7f\u5f97\u5728\u89e3\u7801\u8fc7\u7a0b\u4e2d\uff0c\u70ed\u8bcd\u7684\u8def\u5f84\u66f4\u5bb9\u6613\u88ab\u9009\u62e9\u3002<\/strong><\/li><li><strong>\u70ed\u8bcd\u4f18\u5148\u901a\u8def\uff1a\u53ef\u4ee5\u901a\u8fc7\u5f15\u5165\u70ed\u8bcd\u7684\u4e13\u6709\u8def\u5f84\uff08transition paths\uff09\uff0c\u4f7f\u5f97\u8fd9\u4e9b\u8bcd\u6bd4\u5176\u4ed6\u666e\u901a\u8bcd\u6c47\u66f4\u5bb9\u6613\u901a\u8fc7FST\u7684\u72b6\u6001\u8f6c\u6362\u3002<\/strong><\/li><li><strong>\u589e\u5f3a\u7cbe\u5ea6<\/strong>\uff1a<strong>\u901a\u8fc7\u8c03\u6574FST\u4e2d\u70ed\u8bcd\u7684\u6743\u91cd\u6216\u6620\u5c04\u8def\u5f84\uff0c\u7cfb\u7edf\u5728\u9047\u5230\u70ed\u8bcd\u65f6\u4f1a\u4f18\u5148\u9009\u62e9\u5305\u542b\u70ed\u8bcd\u7684\u8def\u5f84\uff0c\u4ece\u800c\u63d0\u9ad8\u8bc6\u522b\u6216\u8f6c\u6362\u7684\u51c6\u786e\u7387\u3002<\/strong><\/li><\/ul>\n\n\n\n<h4><strong>\u5b9e\u73b0\u65b9\u6cd5<\/strong>\uff1a<\/h4>\n\n\n\n<ul><li><strong>\u6784\u5efa\u57fa\u7840FST<\/strong>\uff1a \u9996\u5148\uff0c<strong>\u9700\u8981\u57fa\u4e8e\u8bcd\u5178\u6216\u8bed\u8a00\u6a21\u578b\u6784\u5efa\u4e00\u4e2a\u57fa\u7840FST\u3002\u8fd9\u4e2aFST\u5c06\u8f93\u5165\u7b26\u53f7\uff08\u5982\u5b57\u6bcd\u3001\u97f3\u7d20\u6216\u5355\u8bcd\uff09\u6620\u5c04\u5230\u8f93\u51fa\u7b26\u53f7\u3002\u5728\u8bed\u97f3\u8bc6\u522b\u4e2d\uff0cFST\u901a\u5e38\u5c06\u8f93\u5165\u7684\u97f3\u7d20\u5e8f\u5217\u6620\u5c04\u4e3a\u5355\u8bcd\u3002<\/strong><\/li><li><strong>\u52a0\u5165\u70ed\u8bcd\u6743\u91cd<\/strong>\uff1a<ul><li><strong>\u4fee\u6539\u6743\u91cd<\/strong>\uff1a<strong>\u5bf9\u70ed\u8bcd\u7684\u8f6c\u6362\u8def\u5f84\u8d4b\u4e88\u66f4\u4f4e\u7684\u6743\u91cd\uff0c\u964d\u4f4e\u5176\u72b6\u6001\u8f6c\u6362\u4ee3\u4ef7\uff0c\u4f7f\u5f97\u89e3\u7801\u5668\uff08decoder\uff09\u5728\u641c\u7d22\u65f6\u66f4\u503e\u5411\u4e8e\u9009\u62e9\u8fd9\u4e9b\u8def\u5f84\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u4e00\u4e2a\u52a0\u6743\u7684FST\uff0c\u53ef\u4ee5\u5c06\u666e\u901a\u8bcd\u7684\u8f6c\u6362\u6743\u91cd\u8bbe\u4e3a\u8f83\u5927\u503c\uff0c\u800c\u5c06\u70ed\u8bcd\u7684\u6743\u91cd\u8bbe\u4e3a\u8f83\u5c0f\u503c\u3002<\/strong><\/li><li><strong>\u63d2\u5165\u989d\u5916\u8def\u5f84<\/strong>\uff1a<strong>\u5c06\u70ed\u8bcd\u7684\u8def\u5f84\u5355\u72ec\u63d2\u5165\u5230FST\u4e2d\uff0c\u521b\u5efa\u76f4\u63a5\u901a\u8def\uff0c\u4ee5\u4fbf\u7cfb\u7edf\u5728\u89e3\u7801\u8fc7\u7a0b\u4e2d\u76f4\u63a5\u9009\u62e9\u8fd9\u4e9b\u70ed\u8bcd\u800c\u4e0d\u9700\u8981\u590d\u6742\u7684\u8f6c\u79fb\u3002<\/strong><\/li><\/ul><\/li><li><strong>\u7ec4\u5408\u8bed\u8a00\u6a21\u578b\u548c\u70ed\u8bcdFST<\/strong>\uff1a <strong>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u901a\u5e38\u4f1a\u5c06\u70ed\u8bcdFST\u4e0e\u5176\u4ed6\u8bed\u8a00\u6a21\u578b\uff08\u5982N-gram\u6216\u795e\u7ecf\u7f51\u7edc\u8bed\u8a00\u6a21\u578b\uff09\u7ed3\u5408\u8d77\u6765\u3002\u4f8b\u5982\uff1a<\/strong><ul><li><strong>\u4f7f\u7528\u70ed\u8bcdFST\u4f5c\u4e3a\u4e00\u4e2a\u5c0f\u578b\u7684\u5b50\u56fe\u63d2\u5165\u5230\u66f4\u5927\u89c4\u6a21\u7684\u8bed\u8a00\u6a21\u578bFST\u4e2d\u3002<\/strong><\/li><li><strong>\u70ed\u8bcdFST\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u4e2a\u524d\u7aef\u8fc7\u6ee4\u5668\uff0c\u9884\u5904\u7406\u8f93\u5165\u5e8f\u5217\u4ee5\u4f18\u5148\u9009\u62e9\u70ed\u8bcd\u7684\u8def\u5f84\u3002<\/strong><\/li><\/ul><\/li><li><strong>\u52a8\u6001\u63d2\u5165\u70ed\u8bcd<\/strong>\uff1a \u70ed\u8bcd\u5217\u8868\u53ef\u80fd\u4f1a\u6839\u636e\u5e94\u7528\u573a\u666f\u52a8\u6001\u53d8\u5316\u3002\u4f8b\u5982\uff0c\u5728\u8bed\u97f3\u52a9\u624b\u4e2d\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u8981\u6c42\u7cfb\u7edf\u8bc6\u522b\u7279\u5b9a\u7684\u54c1\u724c\u540d\u79f0\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cFST\u9700\u8981\u652f\u6301\u52a8\u6001\u66f4\u65b0\uff0c\u5373\u5728\u8fd0\u884c\u65f6\u52a8\u6001\u63d2\u5165\u6216\u5220\u9664\u70ed\u8bcd\u8def\u5f84\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff1a<ul><li><strong>On-the-fly \u63d2\u5165<\/strong>\uff1a\u6839\u636e\u5b9e\u65f6\u9700\u6c42\uff0c\u5c06\u65b0\u7684\u70ed\u8bcd\u6dfb\u52a0\u5230\u73b0\u6709FST\u7ed3\u6784\u4e2d\uff0c\u53ef\u80fd\u4f7f\u7528\u5907\u7528\u72b6\u6001\u673a\u6216\u5176\u4ed6\u652f\u6301\u589e\u91cf\u66f4\u65b0\u7684FST\u5b9e\u73b0\u3002<\/li><li><strong>\u91cd\u6784FST<\/strong>\uff1a\u5f53\u70ed\u8bcd\u53d1\u751f\u8f83\u5927\u53d8\u5316\u65f6\uff0c\u91cd\u65b0\u6784\u5efaFST\uff0c\u4ee5\u53cd\u6620\u65b0\u7684\u70ed\u8bcd\u6743\u91cd\u3002<\/li><\/ul><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u6700\u8fd1\u5728\u505aASR\u8bed\u97f3\u8bc6\u522b\u4efb\u52a1\uff0c\u57fa\u4e8e\u963f\u91ccFunASR\u6846\u67b6\uff0c\u7279\u6b64\u8bb0\u5f55\u4e0b\u8ddf\u70ed\u8bcd\u6a21\u578b\u76f8\u5173\u77e5\u8bc6\u3002 wfst\u70ed\u8bcd\u589e\u5f3a \u70ed\u8bcd\u6784 &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2024\/09\/07\/asr-fst-hotword\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">ASR\u8bed\u97f3\u8bc6\u522b&#8212;Fst\u70ed\u8bcd\u6a21\u578b<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,38,34],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/18406"}],"collection":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/comments?post=18406"}],"version-history":[{"count":32,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/18406\/revisions"}],"predecessor-version":[{"id":27021,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/18406\/revisions\/27021"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=18406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=18406"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=18406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}