{"id":25817,"date":"2025-04-18T18:02:10","date_gmt":"2025-04-18T10:02:10","guid":{"rendered":"http:\/\/139.9.1.231\/?p=25817"},"modified":"2025-04-21T10:16:28","modified_gmt":"2025-04-21T02:16:28","slug":"gigaspeech-2-data-asr","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2025\/04\/18\/gigaspeech-2-data-asr\/","title":{"rendered":"GigaSpeech 2\uff1a\u4e09\u4e07\u5c0f\u65f6\u4e1c\u5357\u4e9a\u591a\u8bed\u79cd\u8bed\u97f3\u8bc6\u522b\u5f00\u6e90\u6570\u636e\u96c6\u53d1\u5e03"},"content":{"rendered":"\n<p class=\"has-light-pink-background-color has-background\"><strong>\u4e0b\u8f7d\uff1a<\/strong><a href=\"https:\/\/huggingface.co\/datasets\/speechcolab\/gigaspeech2\"><strong><em>https:\/\/huggingface.co\/datasets\/speechcolab\/gigaspeech2<\/em><\/strong><\/a><\/p>\n\n\n\n<ul class=\"has-light-blue-background-color has-background\"><li><strong><em>GigaSpeech 2 \u6570\u636e\u96c6\u4e0b\u8f7d\u5730\u5740\uff1a<a href=\"https:\/\/huggingface.co\/datasets\/speechcolab\/gigaspeech2\">https:\/\/huggingface.co\/datasets\/speechcolab\/gigaspeech2<\/a><\/em><\/strong><\/li><li><strong><em>\u5927\u89c4\u6a21\u8bed\u97f3\u8bc6\u522b\u6570\u636e\u96c6\u81ea\u52a8\u5316\u6784\u5efa\u6d41\u7a0b\u4ee3\u7801\uff1a<a href=\"https:\/\/github.com\/SpeechColab\/GigaSpeech2\">https:\/\/github.com\/SpeechColab\/GigaSpeech2<\/a><\/em><\/strong><\/li><li><strong><em>\u9884\u5370\u7248\u8bba\u6587\uff1a<a href=\"https:\/\/arxiv.org\/pdf\/2406.11546\">https:\/\/arxiv.org\/pdf\/2406.11546<\/a><\/em><\/strong><\/li><\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">\u8bed\u8a00\uff1a\u6cf0\u8bed\u3001\u5370\u5c3c\u8bed\u3001\u8d8a\u5357\u8bed\nGigaSpeech 2 raw\uff1a30,000 \u5c0f\u65f6\u7684\u6cf0\u8bed\u3001\u5370\u5c3c\u8bed\u548c\u8d8a\u5357\u8bed\u81ea\u52a8\u8f6c\u5f55\u8bed\u97f3\u3002\nGigaSpeech 2 \u7cbe\u70bc\uff1a\u6cf0\u8bed 10,000 \u5c0f\u65f6\uff0c\u5370\u5c3c\u8bed\u548c\u8d8a\u5357\u8bed\u5404 6,000 \u5c0f\u65f6\u3002\nGigaSpeech 2 DEV \u548c TEST\uff1a\u6bcf\u79cd\u8bed\u8a00\u7684 DEV \u65f6\u95f4\u4e3a 10 \u5c0f\u65f6\uff0cTEST \u65f6\u95f4\u4e3a 10 \u5c0f\u65f6\uff0c\u7531\u4e13\u4e1a\u4eba\u5de5\u6ce8\u91ca\u5458\u8f6c\u5f55\uff0c\u5bcc\u6709\u6311\u6218\u6027\u548c\u73b0\u5b9e\u6027\u3002<\/pre>\n\n\n\n<p>\u201cGiga\u201d\u4e00\u8bcd\u6e90\u4e8e\u201c<strong>gigantic<\/strong>\u201d[&#8220;\u5de8\u5927&#8221;]\uff0c\u4e92\u8054\u7f51\u4e0a\u5177\u6709\u6d77\u91cf\u97f3\u9891\u8d44\u6e90\uff0c\u4f46\u8bed\u97f3\u8d28\u91cf\u826f\u83a0\u4e0d\u9f50\uff0c\u9ad8\u8d28\u91cf\u97f3\u9891\u6587\u672c\u5bf9\u6570\u636e\u5341\u5206\u7a00\u7f3a\u4e14\u6807\u6ce8\u6210\u672c\u9ad8\u6602\uff0c\u7279\u522b\u662f\u5728\u5c0f\u8bed\u79cd\u9886\u57df\u3002GigaSpeech \u662f\u4e00\u4e2a\u975e\u5e38\u6210\u529f\u7684\u82f1\u6587\u5f00\u6e90\u6570\u636e\u96c6\uff0c\u4ee5 YouTube \u548c Podcast \u4e3a\u97f3\u9891\u6765\u6e90\uff0c\u63d0\u4f9b\u4e86\u4e0a\u4e07\u5c0f\u65f6\u7684\u9ad8\u8d28\u91cf\u6587\u672c\u6807\u6ce8\u8bed\u97f3\u6570\u636e\u96c6\uff0c\u83b7\u5f97\u4e86\u5e7f\u6cdb\u5173\u6ce8\u548c\u5e94\u7528\u3002\u9488\u5bf9\u591a\u8bed\u8a00\u9886\u57df\u4ecd\u5b58\u5728\u7684\u8bed\u97f3\u8bc6\u522b\u6027\u80fd\u8f83\u5dee\u3001\u53ef\u7528\u9ad8\u8d28\u91cf\u6807\u6ce8\u6570\u636e\u7f3a\u4e4f\u7b49\u95ee\u9898\uff0c\u6211\u4eec\u63d0\u51fa\u4e86\u5229\u7528 in-the-wild \u65e0\u6807\u6ce8\u97f3\u9891\uff0c\u6784\u5efa\u9ad8\u8d28\u91cf\u5927\u89c4\u6a21\u8bed\u97f3\u8bc6\u522b\u6570\u636e\u96c6\u7684\u65b0\u8303\u5f0f\uff0c\u5236\u4f5c\u51fa\u9762\u5411\u771f\u5b9e\u573a\u666f\u7684\u5927\u89c4\u6a21\u3001\u591a\u9886\u57df\u3001\u591a\u8bed\u8a00\u7684\u8bed\u97f3\u8bc6\u522b\u6570\u636e\u96c6 <strong>GigaSpeech 2<\/strong>\u3002<strong>\u57fa\u4e8eGigaspeech 2 \u6570\u636e\u96c6\u8bad\u7ec3\u7684\u8bed\u97f3\u8bc6\u522b\u6a21\u578b\u5728\u4e09\u4e2a\u4e1c\u5357\u4e9a\u8bed\u79cd\uff08\u6cf0\u8bed\u3001\u5370\u5c3c\u8bed\u3001\u8d8a\u5357\u8bed\uff09\u4e0a\u8fbe\u5230\u4e86\u5ab2\u7f8e\u5546\u4e1a\u8bed\u97f3\u8bc6\u522b\u670d\u52a1\u7684\u6027\u80fd<\/strong>\u3002\u6211\u4eec\u6000\u63e3\u7740\u6280\u672f\u5e94\u5f53\u666e\u60e0\u5927\u4f17\u7684\u7406\u5ff5\uff0c\u81f4\u529b\u4e8e\u5f00\u6e90\u9ad8\u8d28\u91cf\u8bed\u97f3\u8bc6\u522b\u6570\u636e\u96c6\u548c\u6a21\u578b\uff0c\u4fc3\u8fdb\u591a\u8bed\u8a00\u6587\u5316\u6c9f\u901a\u3002<\/p>\n\n\n\n<p>GigaSpeech 2 \u662f\u4e00\u4e2a\u6301\u7eed\u6269\u5c55\u7684\u3001\u591a\u9886\u57df\u591a\u8bed\u8a00\u7684\u5927\u89c4\u6a21\u8bed\u97f3\u8bc6\u522b\u8bed\u6599\u5e93\uff0c\u65e8\u5728\u4fc3\u8fdb\u4f4e\u8d44\u6e90\u8bed\u8a00\u8bed\u97f3\u8bc6\u522b\u9886\u57df\u7684\u53d1\u5c55\u548c\u7814\u7a76\u3002<strong><em>GigaSpeech 2 raw<\/em><\/strong>\u62e5\u6709 30000 \u5c0f\u65f6\u7684\u81ea\u52a8\u8f6c\u5f55\u97f3\u9891\uff0c\u6db5\u76d6<strong>\u6cf0\u8bed\u3001\u5370\u5c3c\u8bed\u3001\u8d8a\u5357\u8bed<\/strong>\u3002<strong>\u7ecf\u8fc7\u591a\u8f6e\u7cbe\u70bc\u548c\u8fed\u4ee3\uff0c<\/strong>GigaSpeech 2 refined\u62e5\u6709 <strong>10000 \u5c0f\u65f6\u6cf0\u8bed\u30016000 \u5c0f\u65f6\u5370\u5c3c\u8bed\u30016000 \u5c0f\u65f6\u8d8a\u5357\u8bed<\/strong>\u3002\u6211\u4eec\u4e5f\u5f00\u6e90\u4e86<strong>\u57fa\u4e8e GigaSpeech 2 \u6570\u636e\u8bad\u7ec3\u7684\u591a\u8bed\u79cd\u8bed\u97f3\u8bc6\u522b\u6a21\u578b\uff0c\u6a21\u578b\u6027\u80fd\u8fbe\u5230\u4e86\u5546\u4e1a\u8bed\u97f3\u8bc6\u522b\u670d\u52a1\u6c34\u5e73<\/strong>\u3002<\/p>\n\n\n\n<h2>\u6570\u636e\u96c6\u6784\u5efa\uff1a<\/h2>\n\n\n\n<p>GigaSpeech 2 \u7684\u5236\u4f5c\u6d41\u7a0b\u4e5f\u5df2\u540c\u6b65\u5f00\u6e90\uff0c\u8fd9\u662f\u4e00\u4e2a<strong>\u81ea\u52a8\u5316\u6784\u5efa\u5927\u89c4\u6a21\u8bed\u97f3\u8bc6\u522b\u6570\u636e\u96c6\u7684\u6d41\u7a0b<\/strong>\uff0c\u9762\u5411\u4e92\u8054\u7f51\u4e0a\u7684\u6d77\u91cf\u65e0\u6807\u6ce8\u97f3\u9891\uff0c<strong>\u81ea\u52a8\u5316\u5730\u722c\u53d6\u6570\u636e\u3001\u8f6c\u5f55\u3001\u5bf9\u9f50\u3001\u7cbe\u70bc<\/strong>\u3002\u8fd9\u4e00\u6d41\u7a0b\u5305\u542b\u5229\u7528 Whisper \u8fdb\u884c\u521d\u6b65\u8f6c\u5f55\uff0c\u4f7f\u7528 <strong>TorchAudio \u8fdb\u884c\u5f3a\u5236\u5bf9\u9f50<\/strong>\uff0c\u7ecf\u8fc7\u591a\u7ef4\u5ea6\u8fc7\u6ee4\u5236\u4f5c\u51fa GigaSpeech 2 raw\u3002\u968f\u540e\uff0c\u91c7\u7528\u6539\u8fdb\u7684 Noisy Student Training (NST) \u65b9\u6cd5\uff0c\u901a\u8fc7\u53cd\u590d\u8fed\u4ee3\u7cbe\u70bc\u4f2a\u6807\u7b7e\uff0c\u6301\u7eed\u63d0\u9ad8\u6807\u6ce8\u8d28\u91cf\uff0c\u6700\u7ec8\u5236\u4f5c\u51faGigaSpeech 2 refined\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-15-1024x464.png\" alt=\"\" class=\"wp-image-25827\" width=\"698\" height=\"316\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-15-1024x464.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-15-300x136.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-15-768x348.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-15.png 1228w\" sizes=\"(max-width: 698px) 100vw, 698px\" \/><\/figure>\n\n\n\n<p><strong>GigaSpeech 2 \u5728\u4e3b\u9898\u4e0a\u6db5\u76d6\u4e86\u591a\u6837\u5316\u8bdd\u9898\u9886\u57df<\/strong>\uff0c\u5305\u62ec\u519c\u4e1a\u3001\u827a\u672f\u3001\u5546\u4e1a\u3001\u6c14\u5019\u3001\u6587\u5316\u3001\u7ecf\u6d4e\u3001\u6559\u80b2\u3001\u5a31\u4e50\u3001\u5065\u5eb7\u3001\u5386\u53f2\u3001\u6587\u5b66\u3001\u97f3\u4e50\u3001\u653f\u6cbb\u3001\u4e24\u6027\u5173\u7cfb\u3001\u8d2d\u7269\u3001\u793e\u4f1a\u3001\u4f53\u80b2\u3001\u79d1\u6280\u548c\u65c5\u884c\u3002\u540c\u65f6\uff0c\u5728\u5185\u5bb9\u5f62\u5f0f\u4e0a\u6db5\u76d6\u4e86\u591a\u79cd\u7c7b\u578b\uff0c\u5305\u542b\u58f0\u4e66\u3001\u89e3\u8bf4\u3001\u8bb2\u5ea7\u3001\u72ec\u767d\u3001\u7535\u5f71\u7535\u89c6\u5267\u3001\u65b0\u95fb\u3001\u8bbf\u8c08\u3001\u89c6\u9891\u535a\u5ba2\u3002<\/p>\n\n\n\n<h3>GigaSpeech 2 raw: Automated Crawling and Transcription<\/h3>\n\n\n\n<p><strong>\u97f3\u9891\u6536\u96c6<\/strong><\/p>\n\n\n\n<p>\u7531\u4e8e\u4f4e\u8d44\u6e90\u8bed\u8a00\u4e2d\u4eba\u5de5\u6807\u6ce8\u6570\u636e\u7684\u7a00\u7f3a\u6027\uff0c\u6211\u4eec\u7684<strong>\u6570\u636e\u96c6\u91c7\u96c6\u7b56\u7565\u4ec5\u5173\u6ce8\u97f3\u9891\u5185\u5bb9\uff0c\u800c\u4e0d\u8003\u8651\u662f\u5426\u5b58\u5728\u6216\u6587\u672c\u914d\u5bf9\u7684\u8d28\u91cf\u3002<\/strong>\u8fd9\u79cd\u7b56\u7565\u4f7f\u6211\u4eec\u80fd\u591f\u6536\u96c6\u66f4\u5e7f\u6cdb\u8303\u56f4\u7684\u97f3\u9891\u6570\u636e\u3002\u8003\u8651\u5230\u4f4e\u8d44\u6e90\u8bed\u8a00\u7684\u8d44\u6e90\u7a00\u7f3a\u6027\u548c\u5206\u5e03\u4e0d\u5747\uff0c\u6211\u4eec\u6709\u7b56\u7565\u5730<strong>\u91cd\u70b9\u722c\u53d6 YouTube \u9891\u9053\u4e2d\u7684\u89c6\u9891<\/strong>\uff0c\u57fa\u4e8e\u4e24\u4e2a\u5173\u952e\u5047\u8bbe\uff1a<\/p>\n\n\n\n<ol><li>\u4f18\u5148\u9009\u62e9<strong>\u70ed\u95e8\u9891\u9053<\/strong>\u53ef\u4ee5<strong>\u786e\u4fdd\u4e00\u81f4\u7684\u9886\u57df\u7279\u5f81\u548c\u97f3\u9891\u8d28\u91cf<\/strong>\uff1b<\/li><li>\u4e0d\u540c\u9891\u9053\u4e4b\u95f4<strong>\u6ca1\u6709\u8bf4\u8bdd\u4eba\u91cd\u53e0<\/strong>\uff0c\u4ece\u800c\u7b80\u5316\u540e\u7eed\u7684\u6570\u636e\u5212\u5206\u3002<\/li><\/ol>\n\n\n\n<p>\u6570\u636e\u6536\u96c6\u6d41\u7a0b\u9996\u5148\u7531\u4eba\u5de5\u5b9a\u4e49\u611f\u5174\u8da3\u7684\u5185\u5bb9\u7c7b\u522b\uff0c<strong>\u6240\u9009\u4e3b\u9898<\/strong>\u5305\u62ec\uff1a\u519c\u4e1a\u3001\u827a\u672f\u3001\u5546\u4e1a\u3001\u6c14\u5019\u3001\u6587\u5316\u3001\u7ecf\u6d4e\u3001\u6559\u80b2\u3001\u5a31\u4e50\u3001\u5065\u5eb7\u3001\u5386\u53f2\u3001\u6587\u5b66\u3001\u97f3\u4e50\u3001\u653f\u6cbb\u3001\u4eba\u9645\u5173\u7cfb\u3001\u8d2d\u7269\u3001\u793e\u4f1a\u3001\u4f53\u80b2\u3001\u79d1\u6280\u548c\u65c5\u6e38\u3002\u9664\u4e86\u591a\u6837\u7684\u4e3b\u9898\u5916\uff0c\u6211\u4eec\u8fd8\u8003\u8651\u4e86\u4e0d\u540c\u7684<strong>\u5185\u5bb9\u683c\u5f0f<\/strong>\uff0c\u5305\u62ec\uff1a\u6709\u58f0\u4e66\u3001\u8bc4\u8bba\u3001\u8bb2\u5ea7\u3001\u72ec\u767d\u3001\u7535\u5f71\u3001\u65b0\u95fb\u3001\u8bbf\u8c08\u548c vlog\u3002\u8fd9\u79cd\u5e7f\u6cdb\u7684\u9009\u62e9\u786e\u4fdd\u4e86\u6570\u636e\u96c6\u5728\u591a\u4e2a\u9886\u57df\u7684\u5168\u9762\u6027\uff0c\u53ef\u652f\u6301\u7814\u7a76\u4e0e\u5206\u6790\u3002<\/p>\n\n\n\n<p>\u5728\u51c6\u5907\u597d <strong>YouTube \u9891\u9053\u5217\u8868\u540e\uff0c<\/strong>\u6211\u4eec\u4f7f\u7528 <a class=\"\" href=\"https:\/\/github.com\/yt-dlp\/yt-dlp\">yt-dlp<\/a> \u5de5\u5177\u4e0b\u8f7d\u6240\u6709\u97f3\u9891\u6587\u4ef6\uff0c\u683c\u5f0f\u4e3a WebM\u3002\u968f\u540e\uff0c\u8fd9\u4e9b\u6587\u4ef6\u88ab\u8f6c\u6362\u4e3a\u5355\u58f0\u9053\u7684 WAV \u683c\u5f0f\uff0c\u5e76\u91cd\u91c7\u6837\u4e3a 16 kHz \u7684\u91c7\u6837\u7387\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u8bad\u7ec3 \/ \u5f00\u53d1 \/ \u6d4b\u8bd5\u96c6\u7684\u5212\u5206<\/strong>\uff1a\u4e3a\u786e\u4fdd\u5404\u6570\u636e\u96c6\u4e4b\u95f4\u6ca1\u6709\u8bf4\u8bdd\u4eba\u91cd\u53e0\uff0c\u6211\u4eec\u901a\u8fc7\u4eba\u5de5\u65b9\u5f0f\u9a8c\u8bc1\u4e0d\u540c\u9891\u9053\u95f4\u65e0\u91cd\u53e0\u8bf4\u8bdd\u4eba\uff0c\u5e76\u5c06\u6765\u81ea\u4e0d\u540c YouTube \u9891\u9053\u7684\u6570\u636e\u5206\u914d\u81f3\u4e0d\u540c\u7684\u5b50\u96c6\u3002\u6570\u636e\u96c6\u88ab\u5212\u5206\u4e3a\u4e09\u4e2a\u72ec\u7acb\u7684\u5b50\u96c6\uff1a\u8bad\u7ec3\u96c6\uff08TRAIN\uff09\u3001\u5f00\u53d1\u96c6\uff08DEV\uff09\u548c\u6d4b\u8bd5\u96c6\uff08TEST\uff09\u3002<\/p>\n\n\n\n<p>\u5176\u4e2d\uff0cDEV \u548c TEST \u96c6\u5404\u5305\u542b 10 \u5c0f\u65f6\u5185\u5bb9\uff0c\u5747\u7531\u4e13\u4e1a\u4eba\u5458\u624b\u52a8\u8f6c\u5f55\uff0c\u5176\u4f59\u90e8\u5206\u5219\u5206\u914d\u81f3\u8bad\u7ec3\u96c6\u3002\u88681\u5c55\u793a\u4e86\u8fd9\u4e09\u79cd\u8bed\u8a00\u7684\u6570\u636e\u91cf\u5206\u5e03\u3002\u66f4\u8be6\u7ec6\u7684\u5206\u6790\u89c1\u9644\u5f55B\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u4f7f\u7528 Whisper \u8fdb\u884c\u8f6c\u5f55<\/strong>\uff1a\u6211\u4eec\u4f7f\u7528 OpenAI \u7684 <strong>Whisper large-v3<\/strong> \u6a21\u578b\u81ea\u52a8\u8f6c\u5f55\u97f3\u9891\u6587\u4ef6\u3002\u5bf9\u4e8e\u6bcf\u6bb5\u97f3\u9891\uff0c\u4ece\u4e2d\u95f4\u9009\u62e9\u4e00\u4e2a 30 \u79d2\u7684\u7247\u6bb5\u8fdb\u884c\u8bed\u8a00\u8bc6\u522b\uff0c\u4ec5\u5bf9\u4e0e\u76ee\u6807\u8bed\u8a00\u5339\u914d\u7684\u97f3\u9891\u8fdb\u884c\u8f6c\u5f55\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u4f7f\u7528 TorchAudio \u8fdb\u884c\u5f3a\u5236\u5bf9\u9f50<\/strong>\uff1a\u867d\u7136 Whisper \u53ef\u751f\u6210\u65f6\u95f4\u6233\uff0c\u4f46\u7ecf\u8fc7\u68c0\u9a8c\u53d1\u73b0\u5176\u7cbe\u5ea6\u4e0d\u8db3\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u91c7\u7528\u4e86 TorchAudio \u4e2d\u7684\u5f3a\u5236\u5bf9\u9f50\u6a21\u578b\u3010<a rel=\"noreferrer noopener\" href=\"https:\/\/pytorch.ac.cn\/audio\/stable\/tutorials\/forced_alignment_for_multilingual_data_tutorial.html\" target=\"_blank\"><em><strong>\u53c2\u8003\u591a\u8bed\u8a00\u6570\u636e\u7684\u5f3a\u5236\u5bf9\u9f50<\/strong><\/em><\/a>   <em><a rel=\"noreferrer noopener\" href=\"https:\/\/pytorch.ac.cn\/audio\/stable\/tutorials\/ctc_forced_alignment_api_tutorial.html\" target=\"_blank\"><strong>CTC \u5f3a\u5236\u5bf9\u9f50 API \u6559\u7a0b<\/strong><\/a><\/em>\u3011\uff0c\u5b83\u80fd\u4e3a\u5608\u6742\u7684<strong>\u8f6c\u5f55\u6587\u672c\u63d0\u4f9b\u53ef\u9760\u7684\u5bf9\u9f50<\/strong>\uff0c\u652f\u6301\u5728 GPU \u4e0a\u9ad8\u6548\u5904\u7406\uff0c\u5e76\u80fd\u66f4\u597d\u5730\u5904\u7406\u8f83\u957f\u7684\u97f3\u9891\u5e8f\u5217\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"177\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-22-1024x177.png\" alt=\"\" class=\"wp-image-25873\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-22-1024x177.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-22-300x52.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-22-768x132.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-22.png 1050w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p><strong>\u6587\u672c\u6807\u51c6\u5316<\/strong>\uff1a\u5bf9\u8f6c\u5f55\u6587\u672c\u8fdb\u884c\u6807\u51c6\u5316\u5904\u7406\uff0c\u5305\u62ec\uff1a<\/p>\n\n\n\n<ul><li class=\"\">\u5e94\u7528 Unicode NFKC\uff08\u517c\u5bb9\u6027\u5206\u89e3\u4e0e\u5408\u6210\uff09\u89c4\u8303\uff1b<\/li><li class=\"\">\u5c06\u6240\u6709\u5b57\u7b26\u8f6c\u6362\u4e3a\u5927\u5199\uff1b<\/li><li class=\"\">\u53bb\u9664\u6807\u70b9\u7b26\u53f7\uff1b<\/li><li class=\"\">\u5c06\u963f\u62c9\u4f2f\u6570\u5b57\u6620\u5c04\u4e3a\u5bf9\u5e94\u8bed\u8a00\u4e2d\u7684\u6587\u672c\u6570\u5b57\u3002<\/li><\/ul>\n\n\n\n<p><strong>\u591a\u7ef4\u5ea6\u8fc7\u6ee4\uff1a<\/strong>\u4e3a\u4e86\u6392\u9664\u8d28\u91cf\u8f83\u5dee\u7684\u6837\u672c\uff0c\u6211\u4eec\u5728\u6587\u672c\u548c\u97f3\u9891\u4e24\u4e2a\u6a21\u6001\u4e0a\u8bbe\u8ba1\u4e86\u4e00\u7cfb\u5217\u542f\u53d1\u5f0f\u7684\u8fc7\u6ee4\u89c4\u5219\uff1a<\/p>\n\n\n\n<ul><li><strong>\u5b57\u7b26\u96c6\u8fc7\u6ee4\uff08Charset Filtering\uff09<\/strong>\uff1a\u4ec5\u4fdd\u7559\u90a3\u4e9b\u53ea\u5305\u542b\u76ee\u6807\u8bed\u8a00\u5b57\u7b26\u96c6\u5185\u5b57\u7b26\u7684\u7247\u6bb5\u3002<\/li><li><strong>\u8bed\u8a00\u7f6e\u4fe1\u5ea6\u8fc7\u6ee4\uff08Language Confidence Filtering\uff09<\/strong>\uff1a\u4f7f\u7528 fastText \u63d0\u4f9b\u7684\u8bed\u8a00\u8bc6\u522b\uff08LID\uff09\u6a21\u578b\uff0c<strong>\u6839\u636e\u8bed\u8a00\u8bc6\u522b\u7684\u7f6e\u4fe1\u5ea6\u5206\u6570\u8fdb\u884c\u8fc7\u6ee4<\/strong>\uff0c\u4ec5\u4fdd\u7559\u90a3\u4e9b\u7f6e\u4fe1\u5ea6\u9ad8\u4e8e\u9884\u8bbe\u9608\u503c\u7684\u7247\u6bb5\u3002\u8be5\u65b9\u6cd5\u80fd\u6709\u6548\u6392\u9664\u65e0\u610f\u4e49\u6216\u91cd\u590d\u7684\u5185\u5bb9\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u57fa\u4e8e\u97f3\u9891\u7684\u8bed\u8a00\u8bc6\u522b\u5728\u6587\u672c\u8f6c\u5f55\u4e4b\u524d\u5df2\u7ecf\u5b8c\u6210\u3002<\/li><li><strong>\u97f3\u9891\u65f6\u957f\u8fc7\u6ee4\uff08Audio Duration Filtering\uff09<\/strong>\uff1a\u6839\u636e\u97f3\u9891\u65f6\u957f\u8fdb\u884c\u8fc7\u6ee4\uff0c\u4ec5\u4fdd\u7559\u957f\u5ea6\u5728\u9884\u8bbe\u7684\u6700\u77ed\u548c\u6700\u957f\u65f6\u95f4\u9608\u503c\u4e4b\u95f4\u7684\u7247\u6bb5\u3002<\/li><li><strong>\u6837\u672c\u5e73\u8861\uff08Balancing\uff09<\/strong>\uff1a\u6211\u4eec\u5bf9\u56e0\u9891\u9053\u7279\u5b9a\u5185\u5bb9\u9020\u6210\u7684\u8f6c\u5f55\u6587\u672c\u91cd\u590d\u8fdb\u884c\u7cbe\u7ec6\u63a7\u5236\uff0c\u540c\u65f6\u5c3d\u53ef\u80fd\u4fdd\u7559\u81ea\u7136\u7684\u8bed\u8a00\u4f7f\u7528\u6a21\u5f0f\u3002<\/li><\/ul>\n\n\n\n<h3>GigaSpeech 2 \u7cbe\u70bc\uff1a\u8fed\u4ee3\u6807\u7b7e\u4f18\u5316\uff08Iterative Label Refinement\uff09<\/h3>\n\n\n\n<p>\u7531\u4e8e Whisper \u8f6c\u5f55\u7684\u4e0d\u51c6\u786e\u6027\u4ee5\u53ca\u5f3a\u5236\u5bf9\u9f50\u8fb9\u754c\u4e0d\u7cbe\u786e\uff0c\u90e8\u5206\u6837\u672c\u7684\u8d28\u91cf\u4ecd\u7136\u8f83\u4f4e\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86\u4e00\u79cd\u6539\u8fdb\u7684 <strong>\u795e\u7ecf\u81ea\u76d1\u7763\u8bad\u7ec3\uff08NST\uff09<\/strong> \u65b9\u6cd5\u3002\u5982\u56fe 1 \u53f3\u4e0b\u89d2\u6240\u793a\uff0c\u8be5\u65b9\u6cd5\u4ee5\u4e00\u90e8\u5206\u8d28\u91cf\u4e0d\u4f73\u7684\u4f2a\u6807\u7b7e\u6837\u672c\u4e3a\u8d77\u70b9\u8bad\u7ec3\u4e00\u4e2a\u6559\u5e08\u6a21\u578b\uff0c\u5e76\u901a\u8fc7\u8fed\u4ee3\u65b9\u5f0f\u4e0d\u65ad\u6269\u5c55\u8bad\u7ec3\u96c6\u3001\u751f\u6210\u65b0\u7684\u4f2a\u6807\u7b7e\uff0c\u5e76\u5bf9\u5176\u8fdb\u884c\u8fc7\u6ee4\u3002\u968f\u540e\u8bad\u7ec3\u4e00\u4e2a\u4e0e\u6559\u5e08\u6a21\u578b\u7b49\u5927\u6216\u66f4\u5927\u7684\u5b66\u751f\u6a21\u578b\uff0c\u4f7f\u7528\u4f18\u5316\u540e\u7684\u4f2a\u6807\u7b7e\u8fdb\u884c\u8bad\u7ec3\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u65b0\u7684\u6559\u5e08\u6a21\u578b\u3002<\/p>\n\n\n\n<p>\u5728\u6bcf\u6b21 NST \u6b65\u9aa4\u4e2d\uff0c\u6211\u4eec\u5f15\u5165\u4e86 <strong>SpecAugment<\/strong>\u3001<strong>Bypass<\/strong>\u548c <strong>\u7279\u5f81\u906e\u76d6\uff08feature mask\uff09<\/strong>\u6765\u6ce8\u5165\u566a\u58f0\u3002\u5176\u4e2d\uff1a<\/p>\n\n\n\n<ul><li class=\"\"><strong>Bypass<\/strong> \u662f\u4e00\u79cd\u968f\u673a\u6df1\u5ea6\u673a\u5236\uff0c\u5b83\u901a\u8fc7\u5b66\u4e60\u901a\u9053\u7ea7\u7684\u6807\u91cf\u6743\u91cd\uff0c\u5728\u6a21\u5757\u8f93\u5165\u4e0e\u8f93\u51fa\u4e4b\u95f4\u8fdb\u884c\u52a0\u6743\u7ec4\u5408\uff1b<\/li><li class=\"\"><strong>Feature mask<\/strong> \u5728\u524d\u9988\u5c42\u548c\u5377\u79ef\u5c42\u7684\u9690\u85cf\u7ef4\u5ea6\u4e0a\u6267\u884c Dropout\uff0c\u4f46\u5728\u65f6\u95f4\u7ef4\u5ea6\u4e0a\u4fdd\u6301\u5171\u4eab\u3002<\/li><\/ul>\n\n\n\n<p>\u8fd9\u79cd\u6709\u610f\u8bc6\u5730\u52a0\u5165\u566a\u58f0\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u4f7f\u5b66\u751f\u6a21\u578b\u5b66\u4e60\u5728\u6709\u566a\u58f0\u6270\u52a8\u4e0b\u4ecd\u80fd\u4fdd\u6301\u4e0e\u6559\u5e08\u6a21\u578b\u4e00\u81f4\u7684\u884c\u4e3a\uff0c\u800c\u6559\u5e08\u6a21\u578b\u5728\u751f\u6210\u4f2a\u6807\u7b7e\u65f6\u5219\u4e0d\u4f1a\u53d7\u5230\u8fd9\u4e9b\u6270\u52a8 \u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u6837\u7684\u8fed\u4ee3\u8fc7\u7a0b\uff0c\u6570\u636e\u8d28\u91cf\u5c06\u9010\u6b65\u5f97\u5230\u63d0\u5347\u3002\u8be6\u7ec6\u7684\u7b97\u6cd5\u6b65\u9aa4\u89c1\u9644\u5f55 A \u4e2d\u7684\u7b97\u6cd5 1\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"755\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-23-1024x755.png\" alt=\"\" class=\"wp-image-25881\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-23-1024x755.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-23-300x221.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-23-768x567.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-23.png 1140w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2>\u6570\u636e\u96c6\u7ec4\u6210\uff1a<\/h2>\n\n\n\n<p>GigaSpeech 2 \u63d0\u4f9b\u4e86\u4e24\u4e2a\u7248\u672c\u7684\u6570\u636e\u96c6\uff0c\u5206\u522b\u4e3a raw \u548c refined \u7248\u672c\uff0c\u9002\u7528\u4e8e\u6709\u76d1\u7763\u8bad\u7ec3\u4efb\u52a1\u3002\u8bad\u7ec3\u96c6\u65f6\u957f\u8be6\u60c5\u5982\u4e0b\u8868\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"906\" height=\"270\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-17.png\" alt=\"\" class=\"wp-image-25831\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-17.png 906w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-17-300x89.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-17-768x229.png 768w\" sizes=\"(max-width: 906px) 100vw, 906px\" \/><\/figure>\n\n\n\n<p>GigaSpeech 2 \u5f00\u53d1\u96c6\u548c\u6d4b\u8bd5\u96c6\u7531\u6d77\u5929\u745e\u58f0\u7684\u4e13\u4e1a\u4eba\u5458\u5bf9\u8bed\u97f3\u6570\u636e\u4eba\u5de5\u6807\u6ce8\u5f97\u5230\uff0c\u65f6\u957f\u8be6\u60c5\u5982\u4e0b\u8868\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"880\" height=\"253\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-18.png\" alt=\"\" class=\"wp-image-25832\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-18.png 880w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-18-300x86.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-18-768x221.png 768w\" sizes=\"(max-width: 880px) 100vw, 880px\" \/><\/figure>\n\n\n\n<p>\u4e3b\u9898\u548c\u5185\u5bb9\u5206\u5e03\u8be6\u60c5\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u5916\u5708\u8868\u793a\u4e3b\u9898\u9886\u57df\uff0c\u5185\u5708\u8868\u793a\u5185\u5bb9\u5f62\u5f0f\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"446\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-19-1024x446.png\" alt=\"\" class=\"wp-image-25833\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-19-1024x446.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-19-300x131.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-19-768x335.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-19.png 1212w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2>\u5b9e\u9a8c\u7ed3\u679c\uff1a<\/h2>\n\n\n\n<p class=\"has-light-pink-background-color has-background\">\u6211\u4eec\u5c06\u4f7f\u7528 GigaSpeech 2 \u6570\u636e\u96c6\u8bad\u7ec3\u7684\u8bed\u97f3\u8bc6\u522b\u6a21\u578b\u4e0e\u4e1a\u754c\u9886\u5148\u7684 OpenAI Whisper (large-v3\u3001large-v2\u3001base)\u3001Meta MMS L1107\u3001Azure Speech CLI 1.37.0 \u548c Google USM Chirp v2 \u6a21\u578b\u5728<strong><em>\u6cf0\u8bed\u3001\u5370\u5c3c\u8bed\u548c\u8d8a\u5357\u8bed<\/em><\/strong>\u4e0a\u8fdb\u884c\u6bd4\u8f83\u3002\u6027\u80fd\u8bc4\u4f30\u57fa\u4e8e GigaSpeech 2\u3001Common Voice 17.0 \u4ee5\u53ca FLEURS \u4e09\u4e2a\u6d4b\u8bd5\u96c6\uff0c\u901a\u8fc7\u5b57\u7b26\u9519\u8bef\u7387\uff08CER\uff09\u6216\u5355\u8bcd\u9519\u8bef\u7387\uff08WER\uff09\u6307\u6807\u8fdb\u884c\u8bc4\u4f30\u3002\u7ed3\u679c\u8868\u660e\uff1a<\/p>\n\n\n\n<p>1\uff09\u5728\u6cf0\u8bed\u4e0a\uff0c\u6211\u4eec\u7684\u6a21\u578b\u5c55\u73b0\u51fa\u5353\u8d8a\u7684\u6027\u80fd\uff0c\u5168\u9762\u8d85\u8d8a\u4e86\u6240\u6709\u7ade\u4e89\u5bf9\u624b\uff0c\u5305\u62ec\u5fae\u8f6f\u548c\u8c37\u6b4c\u5546\u7528\u63a5\u53e3\u3002\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u6211\u4eec\u7684\u6a21\u578b\u5728\u8fbe\u5230\u8fd9\u4e00\u663e\u8457\u6210\u679c\u7684\u540c\u65f6\uff0c\u53c2\u6570\u91cf\u4ec5\u4e3a Whisper large-v3 \u7684\u5341\u5206\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>2\uff09\u5728\u5370\u5c3c\u8bed\u548c\u8d8a\u5357\u8bed\u4e0a\uff0c\u6211\u4eec\u7684\u7cfb\u7edf\u4e0e\u73b0\u6709\u7684\u57fa\u7ebf\u6a21\u578b\u76f8\u6bd4\u8868\u73b0\u51fa\u5177\u6709\u7ade\u4e89\u529b\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"811\" height=\"724\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-20.png\" alt=\"\" class=\"wp-image-25836\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-20.png 811w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-20-300x268.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2025\/04\/image-20-768x686.png 768w\" sizes=\"(max-width: 811px) 100vw, 811px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u8f7d\uff1ahttps:\/\/huggingface.co\/datasets\/speechcolab\/gigaspee &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2025\/04\/18\/gigaspeech-2-data-asr\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">GigaSpeech 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