{"id":17168,"date":"2023-12-26T10:23:10","date_gmt":"2023-12-26T02:23:10","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=17168"},"modified":"2023-12-26T10:23:10","modified_gmt":"2023-12-26T02:23:10","slug":"ocr%e8%af%86%e5%88%ab%e5%8e%9f%e7%90%86%e5%92%8c%e5%9c%ba%e6%99%af%e5%ba%94%e7%94%a8%e6%b5%85%e6%9e%90","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2023\/12\/26\/17168\/","title":{"rendered":"ocr\u8bc6\u522b\u539f\u7406\u548c\u573a\u666f\u5e94\u7528\u6d45\u6790"},"content":{"rendered":"<div class=\"article-desc\">\u8fd1\u4e9b\u5e74\u6765\u5f97\u76ca\u4e8eAI\u6280\u672f\u7684\u4e95\u55b7\u5f0f\u53d1\u5c55\uff0cOCR\u8fdb\u5165\u65b0\u7684\u53d1\u5c55\u7eaa\u5143\uff0c\u672c\u7bc7\u4e3b\u8981\u4ecb\u7ecd\u76ee\u524dOCR\u7684\u4e3b\u6d41\u5b9e\u73b0\u65b9\u6848\u548c\u8bc4\u4f30\u6307\u6807\u3002<\/div>\n<div id=\"postspictures\" class=\"article-content\">\n<div id=\"container\" class=\"container am-engine\" data-v-1d7a5742=\"\" data-element=\"root\">\n<p><img data-dominant-color=\"113e62\" data-has-transparency=\"false\" style=\"--dominant-color: #113e62;\" loading=\"lazy\" decoding=\"async\" class=\"not-transparent alignnone size-full wp-image-17169\" src=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/d94e28614758bd08d7560575e00b3c4512cec5.jpg\" width=\"800\" height=\"419\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/d94e28614758bd08d7560575e00b3c4512cec5.jpg 800w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/d94e28614758bd08d7560575e00b3c4512cec5-300x157.jpg 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/d94e28614758bd08d7560575e00b3c4512cec5-150x79.jpg 150w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/d94e28614758bd08d7560575e00b3c4512cec5-768x402.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<h3><span class=\"\">Labs \u5bfc\u8bfb<\/span><\/h3>\n<p>\u65e5\u5e38\u751f\u6d3b\u7684\u622a\u56fe\u63d0\u53d6\u3001\u62cd\u7167\u641c\u9898\uff0c\u90fd\u7528\u5230\u4e86\u6587\u5b57\u8bc6\u522b\u9886\u57df\u5360\u636e\u91cd\u8981\u5730\u4f4d\u7684OCR\uff08\u5149\u5b66\u5b57\u7b26\u8bc6\u522b\uff09\u6280\u672f\u3002<\/p>\n<h3><span class=\"\">Part 01\u3001<\/span><span class=\"\">\u00a0\u4ec0\u4e48\u662fOCR<\/span><\/h3>\n<p>OCR\uff08\u5149\u5b66\u5b57\u7b26\u8bc6\u522b\uff09\u662f\u8ba1\u7b97\u673a\u6587\u5b57\u8bc6\u522b\u7684\u4e00\u79cd\u65b9\u6cd5\uff0c\u5229\u7528\u5149\u5b66\u6280\u672f\u548c\u8ba1\u7b97\u673a\u6280\u672f\u5c06\u5370\u5237\u6216\u624b\u5199\u5728\u7eb8\u5f20\u7b49\u4ecb\u8d28\u7684\u6587\u5b57\u5f71\u50cf\u8f6c\u6362\u6210\u51c6\u786e\u53ef\u8bfb\u7684\u6587\u672c\u683c\u5f0f\uff0c\u4f9b\u8ba1\u7b97\u673a\u8bc6\u522b\u548c\u5e94\u7528\u3002OCR\u8bc6\u522b\u662f\u5b9e\u73b0\u6587\u5b57\u5185\u5bb9\u5feb\u901f\u5f55\u5165\u8ba1\u7b97\u673a\u7684\u5173\u952e\u6280\u672f\uff0c\u5728\u73b0\u4ee3\u751f\u6d3b\u5404\u884c\u5404\u4e1a\u4e2d\u5f97\u5230\u8d8a\u6765\u8d8a\u5e7f\u6cdb\u7684\u5e94\u7528\u3002<\/p>\n<h3><span class=\"\">Part 02\u3001<\/span><span class=\"\">\u00a0OCR\u6280\u672f\u539f\u7406\u00a0<\/span><\/h3>\n<p>OCR\u6280\u672f\u4e3b\u8981\u5206\u4e3a\u4f20\u7edfOCR\u548c\u6df1\u5ea6\u5b66\u4e60OCR\u4e24\u4e2a\u6d41\u6d3e\u3002<\/p>\n<p>\u5728OCR\u6280\u672f\u53d1\u5c55\u65e9\u671f\uff0c\u6280\u672f\u4eba\u5458\u4f7f\u7528\u5982\u4e8c\u503c\u5316\u3001\u8fde\u901a\u57df\u5206\u6790\u548c\u6295\u5f71\u5206\u6790\u7b49\u56fe\u50cf\u5904\u7406\u6280\u672f\uff0c\u7ed3\u5408\u7edf\u8ba1\u673a\u5668\u5b66\u4e60\uff08\u5982Adaboost\u548cSVM\uff09\u6765\u63d0\u53d6\u56fe\u50cf\u6587\u672c\u5185\u5bb9\uff0c\u6211\u4eec\u5c06\u5176\u7edf\u4e00\u5f52\u7c7b\u4e3a\u4f20\u7edf\u578bOCR\uff0c\u5176\u4e3b\u8981\u7279\u5f81\u5728\u4e8e\u4f9d\u8d56\u7e41\u6742\u7684\u6570\u636e\u9884\u5904\u7406\u64cd\u4f5c\u6765\u5bf9\u56fe\u50cf\u8fdb\u884c\u77eb\u6b63\u548c\u964d\u566a\uff0c\u9762\u5bf9\u590d\u6742\u573a\u666f\u9002\u5e94\u6027\u8f83\u5dee\uff0c\u51c6\u786e\u7387\u548c\u54cd\u5e94\u901f\u5ea6\u4e5f\u4e0d\u5c3d\u5982\u4eba\u610f\u3002<\/p>\n<p>\u5f97\u76ca\u4e8eAI\u6280\u672f\u4e0d\u65ad\u53d1\u5c55\uff0c\u57fa\u4e8e\u7aef\u5230\u7aef\u6df1\u5ea6\u5b66\u4e60OCR\u6280\u672f\u9010\u6e10\u6210\u719f\uff0c\u8be5\u65b9\u6cd5\u4f18\u52bf\u5728\u4e8e\u65e0\u9700\u660e\u786e\u5730\u5f15\u5165\u56fe\u50cf\u9884\u5904\u7406\u9636\u6bb5\u4e2d\u7684\u6587\u5b57\u5207\u5272\u73af\u8282\uff0c\u800c\u662f\u5c06\u6587\u5b57\u8bc6\u522b\u8f6c\u5316\u4e3a\u5e8f\u5217\u5b66\u4e60\u95ee\u9898\uff0c\u4f7f\u6587\u5b57\u5206\u5272\u878d\u5165\u6df1\u5ea6\u5b66\u4e60\u4e2d\uff0c\u5bf9OCR\u6280\u672f\u5b8c\u5584\u548c\u672a\u6765\u53d1\u5c55\u65b9\u5411\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/p>\n<h4>2.1 \u4f20\u7edfOCR\u8bc6\u522b\u6d41\u7a0b<\/h4>\n<p>\u4f20\u7edfOCR\u6280\u672f\u5904\u7406\u6d41\u7a0b\u56fe\u5982\u4e0b\uff1a<\/p>\n<p><img data-dominant-color=\"673e53\" data-has-transparency=\"true\" style=\"--dominant-color: #673e53;\" loading=\"lazy\" decoding=\"async\" class=\"has-transparency alignnone size-full wp-image-17170\" src=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/08c036877e20e4c5290205ce99084dab74a577.png\" width=\"821\" height=\"136\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/08c036877e20e4c5290205ce99084dab74a577.png 821w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/08c036877e20e4c5290205ce99084dab74a577-300x50.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/08c036877e20e4c5290205ce99084dab74a577-150x25.png 150w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/08c036877e20e4c5290205ce99084dab74a577-768x127.png 768w\" sizes=\"auto, (max-width: 821px) 100vw, 821px\" \/><\/p>\n<p><strong>\u56fe\u50cf\u9884\u5904\u7406<\/strong>\uff1a\u6587\u672c\u5f71\u50cf\u7ecf\u8fc7\u8bbe\u5907\u626b\u63cf\u4e4b\u540e\u8fdb\u5165\u9884\u5904\u7406\u9636\u6bb5\uff0c\u7531\u4e8e\u5404\u79cd\u6587\u672c\u4ecb\u8d28\u5b58\u5728\u5e72\u6270\u56e0\u7d20\uff0c\u5982\u7eb8\u5f20\u7684\u5149\u6d01\u5ea6\u548c\u5370\u5237\u8d28\u91cf\uff0c\u5c4f\u5e55\u7684\u5149\u7ebf\u660e\u6697\u7b49\u90fd\u4f1a\u9020\u6210\u6587\u5b57\u7578\u53d8\uff0c\u56e0\u6b64\u9700\u8981\u5bf9\u56fe\u50cf\u8fdb\u884c\u4eae\u5ea6\u8c03\u6574\u3001\u56fe\u50cf\u589e\u5f3a\u548c\u566a\u58f0\u6ee4\u6ce2\u7b49\u9884\u5904\u7406\u624b\u6bb5\u3002<\/p>\n<p><strong>\u6587\u672c\u533a\u57df\u5b9a\u4f4d<\/strong>\uff1a\u5bf9\u4e8e\u6587\u672c\u533a\u57df\u8fdb\u884c\u5b9a\u4f4d\u63d0\u53d6\uff0c\u65b9\u6cd5\u4e3b\u8981\u5305\u62ec\u8fde\u901a\u57df\u68c0\u6d4b\u548cMSER\u68c0\u6d4b\u3002<\/p>\n<p><strong>\u6587\u672c\u56fe\u50cf\u77eb\u6b63<\/strong>\uff1a\u5bf9\u4e8e\u503e\u659c\u6587\u672c\u8fdb\u884c\u77eb\u6b63\uff0c\u786e\u4fdd\u6c34\u5e73\uff0c\u77eb\u6b63\u7684\u529e\u6cd5\u4e3b\u8981\u5305\u62ec\u6c34\u5e73\u77eb\u6b63\u548c\u900f\u89c6\u77eb\u6b63\u3002<\/p>\n<p><strong>\u884c\u5217\u5355\u5b57\u5207\u5206<\/strong>\uff1a\u4f20\u7edf\u7684\u6587\u672c\u8bc6\u522b\u90fd\u662f\u57fa\u4e8e\u5355\u5b57\u7b26\u7684\u8bc6\u522b\uff0c\u5206\u5272\u65b9\u6cd5\u4e3b\u8981\u5229\u7528\u8fde\u901a\u57df\u8f6e\u5ed3\u548c\u5782\u76f4\u6295\u5f71\u5207\u5272\u3002<\/p>\n<p><strong>\u5206\u7c7b\u5668\u5b57\u7b26\u8bc6\u522b<\/strong>\uff1a\u8fd0\u7528HOG\u3001Sift\u7b49\u7279\u5f81\u63d0\u53d6\u7b97\u6cd5\u5bf9\u5b57\u7b26\u8fdb\u884c\u5411\u91cf\u4fe1\u606f\u63d0\u53d6\uff0c\u4f7f\u7528SVM\u7b97\u6cd5\u3001\u903b\u8f91\u56de\u5f52\u3001\u652f\u6301\u5411\u91cf\u673a\u7b49\u8fdb\u884c\u8bad\u7ec3\u3002<\/p>\n<p><strong>\u540e\u5904\u7406<\/strong>\uff1a\u7531\u4e8e\u5206\u7c7b\u5668\u7684\u5206\u7c7b\u4e0d\u4e00\u5b9a\u5b8c\u5168\u6b63\u786e\uff0c\u6216\u8005\u5728\u5b57\u7b26\u5207\u5272\u8fc7\u7a0b\u5f53\u4e2d\u5b58\u5728\u5931\u8bef\uff0c\u6240\u4ee5\u9700\u8981\u57fa\u4e8e\u7edf\u8ba1\u8bed\u8a00\u6a21\u578b\uff08\u5982\u9690\u9a6c\u5c14\u79d1\u592b\u94fe\uff0cHMM\uff09\u6216\u8005\u4eba\u4e3a\u63d0\u53d6\u89c4\u5219\u8bbe\u8ba1\u8bed\u8a00\u89c4\u5219\u6a21\u578b\u5bf9\u6587\u672c\u7ed3\u679c\u8fdb\u884c\u8bed\u4e49\u7ea0\u9519\u3002<\/p>\n<h4>2.2 \u6df1\u5ea6\u5b66\u4e60OCR<\/h4>\n<p><img data-dominant-color=\"143333\" data-has-transparency=\"true\" style=\"--dominant-color: #143333;\" loading=\"lazy\" decoding=\"async\" class=\"has-transparency alignnone size-full wp-image-17171\" src=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/69c085996464d1b89108522abdeb72530309c8.png\" width=\"506\" height=\"294\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/69c085996464d1b89108522abdeb72530309c8.png 506w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/69c085996464d1b89108522abdeb72530309c8-300x174.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2023\/12\/69c085996464d1b89108522abdeb72530309c8-150x87.png 150w\" sizes=\"auto, (max-width: 506px) 100vw, 506px\" \/><span class=\"data-image-title\">\u56fe\u7247<\/span><\/p>\n<p>\u5f53\u524d\u4e3b\u6d41\u7684\u6df1\u5ea6\u5b66\u4e60OCR\u7b97\u6cd5\u5c06\u6587\u672c\u68c0\u6d4b\u548c\u6587\u672c\u8bc6\u522b\u4e24\u4e2a\u9636\u6bb5\u5206\u522b\u5efa\u6a21\u3002<\/p>\n<p>\u6587\u672c\u68c0\u6d4b\u5206\u4e3a\u57fa\u4e8e\u56de\u5f52\u7684\u6587\u672c\u68c0\u6d4b\u6cd5\u548c\u57fa\u4e8e\u5206\u5272\u7684\u68c0\u6d4b\u65b9\u6cd5\uff0c\u56de\u5f52\u68c0\u6d4b\u6cd5\u4e3b\u8981\u6709CTPN\u3001Textbox\u548cEAST\u7b49\u7b97\u6cd5\uff0c\u80fd\u68c0\u6d4b\u56fe\u50cf\u4e2d\u5e26\u65b9\u5411\u7684\u6587\u5b57\uff0c\u4f46\u662f\u4f1a\u53d7\u5230\u6587\u672c\u533a\u57df\u4e0d\u89c4\u5219\u7684\u5f71\u54cd\uff1b\u57fa\u4e8e\u5206\u5272\u7684\u68c0\u6d4b\u6cd5\u5982PSENet\u7b97\u6cd5\uff0c\u80fd\u5904\u7406\u5404\u79cd\u5f62\u72b6\u548c\u5927\u5c0f\u7684\u6587\u672c\uff0c\u4f46\u662f\u8ddd\u79bb\u8f83\u8fd1\u7684\u6587\u672c\u5bb9\u6613\u51fa\u73b0\u7c98\u884c\uff0c\u4e0d\u540c\u65b9\u6cd5\u5404\u6709\u4f18\u7565\u3002<\/p>\n<p>\u6587\u672c\u8bc6\u522b\u9636\u6bb5\u4e3b\u8981\u4f7f\u7528CRNN\u3001ATTENTION\u4e24\u5927\u7c7b\u6280\u672f\uff0c\u5c06\u6587\u5b57\u8bc6\u522b\u8f6c\u5316\u4e3a\u5e8f\u5217\u5b66\u4e60\u95ee\u9898\uff0c\u4e24\u79cd\u6280\u672f\u5728\u5176\u7279\u5f81\u5b66\u4e60\u9636\u6bb5\u90fd\u91c7\u7528\u4e86 CNN+RNN \u7684\u7f51\u7edc\u7ed3\u6784\uff0c\u4e0d\u540c\u4e4b\u5904\u5728\u4e8e\u6700\u540e\u7684\u8f93\u51fa\u5c42\uff08\u7ffb\u8bd1\u5c42\uff09\uff0c\u5373\u5982\u4f55\u628a\u7f51\u7edc\u5b66\u4e60\u5230\u7684\u5e8f\u5217\u7279\u5f81\u4fe1\u606f\u8f6c\u5316\u4e3a\u6700\u7ec8\u7684\u8bc6\u522b\u7ed3\u679c\u3002<\/p>\n<p>\u8fd8\u6709\u4e00\u79cd\u6700\u65b0\u7684\u7aef\u5230\u7aef\u7b97\u6cd5\u76f4\u63a5\u5c06\u6587\u672c\u68c0\u6d4b\u548c\u6587\u672c\u8bc6\u522b\u878d\u5408\u5230\u5355\u4e2a\u7f51\u7edc\u6a21\u578b\u8fdb\u884c\u5b66\u4e60\uff0c\u5982FOTS\u3001Mask TextSpotter\u7b49\u7b97\u6cd5\uff0c\u4e0e\u72ec\u7acb\u4e24\u7aef\u6cd5\u76f8\u6bd4\uff0c\u8bc6\u522b\u901f\u5ea6\u66f4\u5feb\uff0c\u7cbe\u5ea6\u76f8\u5bf9\u8f83\u5f31\u3002<\/p>\n<h4>2.3\u65b9\u6848\u5bf9\u6bd4<\/h4>\n<table class=\"data-table\" data-transient-attributes=\"class\" data-width=\"1428.27px\">\n<colgroup data-id=\"c7104f7d-U2ODcaDS\">\n<col span=\"1\" width=\"475.733\" data-id=\"cd89ecb0-Qa0d3BZO\" \/>\n<col span=\"1\" width=\"475.733\" data-id=\"cd89ecb0-FF3AUP4N\" \/>\n<col span=\"1\" width=\"476.8\" data-id=\"cd89ecb0-OPoIcnne\" \/><\/colgroup>\n<tbody data-id=\"t6d5e859-8LTmc9YX\">\n<tr data-id=\"t31e458f-RZgmAG71\">\n<td data-id=\"t6267798-KY4NmDJB\" data-transient-attributes=\"table-cell-selection\"><\/td>\n<td data-id=\"t6267798-haUCRSEW\" data-transient-attributes=\"table-cell-selection\">\u4f20\u7edf\u578b\u8bc6\u522b<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-PccQEmcR\" data-transient-attributes=\"table-cell-selection\">\u6df1\u5ea6\u5b66\u4e60\u8bc6\u522b<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-h9LCk2lT\">\n<td data-id=\"t6267798-fgifmANc\" data-transient-attributes=\"table-cell-selection\">\u5e95\u5c42<\/p>\n<p>\u7b97\u6cd5<\/td>\n<td data-id=\"t6267798-hQF26D2q\" data-transient-attributes=\"table-cell-selection\">\u6587\u672c\u68c0\u6d4b\u3001\u8bc6\u522b\u5206\u4e3a\u591a\u4e2a\u9636\u6bb5\u548c\u5b50\u8fc7\u7a0b\uff0c\u4f7f\u7528\u4e0d\u540c\u7b97\u6cd5\u7ec4\u5408<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-Te3SZ225\" data-transient-attributes=\"table-cell-selection\">\u6a21\u578b\u4ee5\u878d\u5408\u68c0\u6d4b\u548c\u8bc6\u522b\u8fc7\u7a0b\u4e3a\u76ee\u6807\uff0c\u5b9e\u73b0\u7aef\u5230\u7aef<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-CRbaHFV7\">\n<td data-id=\"t6267798-blfisrSR\" data-transient-attributes=\"table-cell-selection\">\u7a33\u5b9a\u6027<\/td>\n<td data-id=\"t6267798-d88NlHF8\" data-transient-attributes=\"table-cell-selection\">\u591a\u9636\u6bb5\u6574\u4f53\u7a33\u5b9a\u6027\u8f83\u5dee<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-qjN5hrA4\" data-transient-attributes=\"table-cell-selection\">\u7aef\u5230\u7aef\u7a33\u5b9a\u6027\u8f83\u5f3a<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-3ckMLGLp\">\n<td data-id=\"t6267798-Y2drEl27\" data-transient-attributes=\"table-cell-selection\">\u8bc6\u522b<\/p>\n<p>\u7cbe\u5ea6<\/td>\n<td data-id=\"t6267798-95t6Mwum\" data-transient-attributes=\"table-cell-selection\">\u7cbe\u5ea6\u4e0d\u9ad8\uff0c\u5c0f\u6837\u672c\u4f20\u7edf\u573a\u666f\u6709\u4e00\u5b9a\u4f18\u52bf<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-gYBmvbX9\" data-transient-attributes=\"table-cell-selection\">\u7cbe\u5ea6\u8f83\u9ad8\uff0c\u878d\u5408\u8d8a\u6df1\u7cbe\u5ea6\u9010\u6e10\u964d\u4f4e<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-IQWkF4DZ\">\n<td data-id=\"t6267798-X47ahgsH\" data-transient-attributes=\"table-cell-selection\">\u8bc6\u522b<\/p>\n<p>\u901f\u5ea6<\/td>\n<td data-id=\"t6267798-i7yJhxhm\" data-transient-attributes=\"table-cell-selection\">\u8bc6\u522b\u8f83\u6162<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-5YrY2XXi\" data-transient-attributes=\"table-cell-selection\">\u8bc6\u522b\u8f83\u5feb<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-4g15HbXR\">\n<td data-id=\"t6267798-7Zo64t39\" data-transient-attributes=\"table-cell-selection\">\u573a\u666f<\/p>\n<p>\u9002\u5e94\u6027<\/td>\n<td data-id=\"t6267798-M32tASTU\" data-transient-attributes=\"table-cell-selection\">\u5f31\uff0c\u9002\u7528\u6807\u51c6\u5370\u5237\u683c\u5f0f<\/td>\n<td class=\"table-last-row\" data-id=\"t6267798-Fr4vkSqx\" data-transient-attributes=\"table-cell-selection\">\u5f3a\uff0c\u517c\u5bb9\u590d\u6742\u573a\u666f\uff0c\u4f9d\u8d56\u6a21\u578b\u8bad\u7ec3<\/td>\n<\/tr>\n<tr data-id=\"t31e458f-rda7oMRD\">\n<td class=\"table-last-column\" data-id=\"t6267798-bW0ytjEP\" data-transient-attributes=\"table-cell-selection\">\u6297\u5e72\u6270\u6027<\/td>\n<td class=\"table-last-column\" data-id=\"t6267798-IDdMNZBf\" data-transient-attributes=\"table-cell-selection\">\u5f31\uff0c\u5bf9\u4e8e\u8f93\u5165\u56fe\u50cf\u8981\u6c42\u8f83\u9ad8<\/td>\n<td class=\"table-last-column table-last-row\" data-id=\"t6267798-1DMlXekh\" data-transient-attributes=\"table-cell-selection\">\u5f3a\uff0c\u4f9d\u8d56\u6a21\u578b\u8bad\u7ec3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"\">Part 03\u3001<\/span>\u00a0OCR\u5e38\u7528\u8bc4\u4f30\u6307\u6807<span class=\"\">\u00a0\u00a0<\/span><\/h3>\n<p>\u53ec\u56de\u7387\uff1a\u6307OCR\u7cfb\u7edf\u6b63\u786e\u8bc6\u522b\u51fa\u7684\u5b57\u7b26\u6570\u91cf\u4e0e\u5b9e\u9645\u5b57\u7b26\u6570\u91cf\u7684\u6bd4\u4f8b\uff0c\u7528\u4e8e\u8861\u91cf\u7cfb\u7edf\u662f\u5426\u6f0f\u8bc6\u522b\u4e86\u4e00\u4e9b\u5b57\u7b26\u3002\u8be5\u503c\u8d8a\u9ad8\uff0c\u8868\u660e\u7cfb\u7edf\u5bf9\u5b57\u7b26\u7684\u8986\u76d6\u80fd\u529b\u8d8a\u597d\u3002<\/p>\n<p>\u7cbe\u786e\u7387\uff1a\u6307OCR\u7cfb\u7edf\u6b63\u786e\u8bc6\u522b\u51fa\u7684\u5b57\u7b26\u6570\u91cf\u4e0e\u7cfb\u7edf\u603b\u8bc6\u522b\u51fa\u7684\u5b57\u7b26\u6570\u91cf\u7684\u6bd4\u4f8b\uff0c\u7528\u4e8e\u8861\u91cf\u7cfb\u7edf\u7684\u8bc6\u522b\u7ed3\u679c\u4e2d\u6709\u591a\u5c11\u662f\u771f\u6b63\u6b63\u786e\u7684\uff0c\u8be5\u503c\u8d8a\u9ad8\uff0c\u8868\u660e\u7cfb\u7edf\u7684\u8bc6\u522b\u7ed3\u679c\u66f4\u53ef\u9760\u3002<\/p>\n<p>F1\u503c\uff1a\u7efc\u5408\u4e86\u53ec\u56de\u7387\u548c\u7cbe\u786e\u7387\u7684\u8bc4\u4ef7\u6307\u6807\uff0cF1 \u503c\u4ecb\u4e8e 0 \u5230 1 \u4e4b\u95f4\uff0c\u8be5\u503c\u8d8a\u9ad8\uff0c\u8868\u793a\u7cfb\u7edf\u5728\u51c6\u786e\u7387\u548c\u53ec\u56de\u7387\u4e4b\u95f4\u53d6\u5f97\u4e86\u66f4\u597d\u7684\u5e73\u8861\u3002<\/p>\n<p>\u5e73\u5747\u7f16\u8f91\u8ddd\u79bb\uff08Average Edit Distance\uff09\uff1a\u7f16\u8f91\u8ddd\u79bb\u7528\u4e8e\u8861\u91cfOCR\u8bc6\u522b\u7ed3\u679c\u548c\u771f\u5b9e\u6587\u672c\u95f4\u7684\u5dee\u5f02\u7a0b\u5ea6\u3002<\/p>\n<h3><span class=\"\">Part 04\u3001<\/span>\u00a0\u5e94\u7528\u548c\u5c55\u671b<span class=\"\">\u00a0\u00a0<\/span><\/h3>\n<p>OCR\u4f5c\u4e3a\u6587\u5b57\u8bc6\u522b\u9886\u57df\u7684\u4e3b\u8981\u5206\u652f\u4e4b\u4e00\uff0c\u672a\u6765\u4ecd\u7136\u6709\u5f88\u5e7f\u9614\u7684\u7814\u7a76\u65b9\u5411\u548c\u53d1\u5c55\u7a7a\u95f4\u3002\u5728\u8bc6\u522b\u51c6\u786e\u7387\u65b9\u9762\uff0c\u7814\u7a76\u66f4\u667a\u80fd\u7684\u56fe\u50cf\u5904\u7406\u6280\u672f\u548c\u66f4\u5f3a\u5927\u7684\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u4ecd\u7136\u8feb\u5207\uff1b\u5728\u591a\u8bed\u79cd\u591a\u5b57\u4f53\u7684\u8986\u76d6\u4e0a\u8981\u6c42\u8bc6\u522b\u66f4\u5177\u6709\u666e\u9002\u6027\uff0c\u5e76\u589e\u5f3a\u590d\u6742\u573a\u666f\u9002\u914d\u80fd\u529b\uff1b\u5728\u5b9e\u65f6\u8bc6\u522b\u65b9\u9762\uff0c\u5bfb\u627e\u66f4\u591a\u4e0e\u865a\u62df\u73b0\u5b9e\u6280\u672f\u548c\u589e\u5f3a\u73b0\u5b9e\u6280\u672f\u76f8\u7ed3\u5408\u7684\u5e94\u7528\u70b9\uff0c\u5982AR\u7ffb\u8bd1\u3001\u6587\u672c\u6570\u636e\u7684\u81ea\u52a8\u7ea0\u9519\u548c\u6570\u636e\u6821\u6b63\u7b49\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_17168\" class=\"pvc_stats total_only  \" data-element-id=\"17168\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" version=\"1.0\" viewBox=\"0 0 502 315\" preserveAspectRatio=\"xMidYMid meet\"><g transform=\"translate(0,332) scale(0.1,-0.1)\" fill=\"\" stroke=\"none\"><path d=\"M2394 3279 l-29 -30 -3 -207 c-2 -182 0 -211 15 -242 39 -76 157 -76 196 0 15 31 17 60 15 243 l-3 209 -33 29 c-26 23 -41 29 -80 29 -41 0 -53 -5 -78 -31z\"\/><path d=\"M3085 3251 c-45 -19 -58 -50 -96 -229 -47 -217 -49 -260 -13 -295 52 -53 146 -42 177 20 16 31 87 366 87 410 0 70 -86 122 -155 94z\"\/><path d=\"M1751 3234 c-13 -9 -29 -31 -37 -50 -12 -29 -10 -49 21 -204 19 -94 39 -189 45 -210 14 -50 54 -80 110 -80 34 0 48 6 76 34 21 21 34 44 34 59 0 14 -18 113 -40 219 -37 178 -43 195 -70 221 -36 32 -101 37 -139 11z\"\/><path d=\"M1163 3073 c-36 -7 -73 -59 -73 -102 0 -56 133 -378 171 -413 34 -32 83 -37 129 -13 70 36 67 87 -16 290 -86 209 -89 214 -129 231 -35 14 -42 15 -82 7z\"\/><path d=\"M3689 3066 c-15 -9 -33 -30 -42 -48 -48 -103 -147 -355 -147 -375 0 -98 131 -148 192 -74 13 15 57 108 97 206 80 196 84 226 37 273 -30 30 -99 39 -137 18z\"\/><path d=\"M583 2784 c-38 -19 -67 -74 -58 -113 9 -42 211 -354 242 -373 16 -10 45 -18 66 -18 51 0 107 52 107 100 0 39 -1 41 -124 234 -80 126 -108 162 -133 173 -41 17 -61 16 -100 -3z\"\/><path d=\"M4250 2784 c-14 -9 -74 -91 -133 -183 -95 -150 -107 -173 -107 -213 0 -55 33 -94 87 -104 67 -13 90 8 211 198 130 202 137 225 78 284 -27 27 -42 34 -72 34 -22 0 -50 -8 -64 -16z\"\/><path d=\"M2275 2693 c-553 -48 -1095 -270 -1585 -649 -135 -104 -459 -423 -483 -476 -23 -49 -22 -139 2 -186 73 -142 361 -457 571 -626 285 -228 642 -407 990 -497 242 -63 336 -73 660 -74 310 0 370 5 595 52 535 111 1045 392 1455 803 122 121 250 273 275 326 19 41 19 137 0 174 -41 79 -309 363 -465 492 -447 370 -946 591 -1479 653 -113 14 -422 18 -536 8z m395 -428 c171 -34 330 -124 456 -258 112 -119 167 -219 211 -378 27 -96 24 -300 -5 -401 -72 -255 -236 -447 -474 -557 -132 -62 -201 -76 -368 -76 -167 0 -236 14 -368 76 -213 98 -373 271 -451 485 -162 444 86 934 547 1084 153 49 292 57 452 25z m909 -232 c222 -123 408 -262 593 -441 76 -74 138 -139 138 -144 0 -16 -233 -242 -330 -319 -155 -123 -309 -223 -461 -299 l-81 -41 32 46 c18 26 49 83 70 128 143 306 141 649 -6 957 -25 52 -61 116 -79 142 l-34 47 45 -20 c26 -10 76 -36 113 -56z m-2057 25 c-40 -58 -105 -190 -130 -263 -110 -324 -59 -707 132 -981 25 -35 42 -64 37 -64 -19 0 -241 119 -326 174 -188 122 -406 314 -532 468 l-58 71 108 103 c185 178 428 349 672 473 66 33 121 60 123 61 2 0 -10 -19 -26 -42z\"\/><path d=\"M2375 1950 c-198 -44 -350 -190 -395 -379 -18 -76 -8 -221 19 -290 114 -284 457 -406 731 -260 98 52 188 154 231 260 27 69 37 214 19 290 -38 163 -166 304 -326 360 -67 23 -215 33 -279 19z\"\/><\/g><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd1\u4e9b\u5e74\u6765\u5f97\u76ca\u4e8eAI\u6280\u672f\u7684\u4e95\u55b7\u5f0f\u53d1\u5c55\uff0cOCR\u8fdb\u5165\u65b0\u7684\u53d1\u5c55\u7eaa\u5143\uff0c\u672c\u7bc7\u4e3b\u8981\u4ecb\u7ecd\u76ee\u524dOCR\u7684\u4e3b\u6d41\u5b9e\u73b0\u65b9\u6848\u548c\u8bc4\u4f30\u6307\u6807\u3002  [&hellip;]<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_17168\" class=\"pvc_stats total_only  \" data-element-id=\"17168\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" version=\"1.0\" viewBox=\"0 0 502 315\" preserveAspectRatio=\"xMidYMid meet\"><g transform=\"translate(0,332) scale(0.1,-0.1)\" fill=\"\" stroke=\"none\"><path d=\"M2394 3279 l-29 -30 -3 -207 c-2 -182 0 -211 15 -242 39 -76 157 -76 196 0 15 31 17 60 15 243 l-3 209 -33 29 c-26 23 -41 29 -80 29 -41 0 -53 -5 -78 -31z\"\/><path d=\"M3085 3251 c-45 -19 -58 -50 -96 -229 -47 -217 -49 -260 -13 -295 52 -53 146 -42 177 20 16 31 87 366 87 410 0 70 -86 122 -155 94z\"\/><path d=\"M1751 3234 c-13 -9 -29 -31 -37 -50 -12 -29 -10 -49 21 -204 19 -94 39 -189 45 -210 14 -50 54 -80 110 -80 34 0 48 6 76 34 21 21 34 44 34 59 0 14 -18 113 -40 219 -37 178 -43 195 -70 221 -36 32 -101 37 -139 11z\"\/><path d=\"M1163 3073 c-36 -7 -73 -59 -73 -102 0 -56 133 -378 171 -413 34 -32 83 -37 129 -13 70 36 67 87 -16 290 -86 209 -89 214 -129 231 -35 14 -42 15 -82 7z\"\/><path d=\"M3689 3066 c-15 -9 -33 -30 -42 -48 -48 -103 -147 -355 -147 -375 0 -98 131 -148 192 -74 13 15 57 108 97 206 80 196 84 226 37 273 -30 30 -99 39 -137 18z\"\/><path d=\"M583 2784 c-38 -19 -67 -74 -58 -113 9 -42 211 -354 242 -373 16 -10 45 -18 66 -18 51 0 107 52 107 100 0 39 -1 41 -124 234 -80 126 -108 162 -133 173 -41 17 -61 16 -100 -3z\"\/><path d=\"M4250 2784 c-14 -9 -74 -91 -133 -183 -95 -150 -107 -173 -107 -213 0 -55 33 -94 87 -104 67 -13 90 8 211 198 130 202 137 225 78 284 -27 27 -42 34 -72 34 -22 0 -50 -8 -64 -16z\"\/><path d=\"M2275 2693 c-553 -48 -1095 -270 -1585 -649 -135 -104 -459 -423 -483 -476 -23 -49 -22 -139 2 -186 73 -142 361 -457 571 -626 285 -228 642 -407 990 -497 242 -63 336 -73 660 -74 310 0 370 5 595 52 535 111 1045 392 1455 803 122 121 250 273 275 326 19 41 19 137 0 174 -41 79 -309 363 -465 492 -447 370 -946 591 -1479 653 -113 14 -422 18 -536 8z m395 -428 c171 -34 330 -124 456 -258 112 -119 167 -219 211 -378 27 -96 24 -300 -5 -401 -72 -255 -236 -447 -474 -557 -132 -62 -201 -76 -368 -76 -167 0 -236 14 -368 76 -213 98 -373 271 -451 485 -162 444 86 934 547 1084 153 49 292 57 452 25z m909 -232 c222 -123 408 -262 593 -441 76 -74 138 -139 138 -144 0 -16 -233 -242 -330 -319 -155 -123 -309 -223 -461 -299 l-81 -41 32 46 c18 26 49 83 70 128 143 306 141 649 -6 957 -25 52 -61 116 -79 142 l-34 47 45 -20 c26 -10 76 -36 113 -56z m-2057 25 c-40 -58 -105 -190 -130 -263 -110 -324 -59 -707 132 -981 25 -35 42 -64 37 -64 -19 0 -241 119 -326 174 -188 122 -406 314 -532 468 l-58 71 108 103 c185 178 428 349 672 473 66 33 121 60 123 61 2 0 -10 -19 -26 -42z\"\/><path d=\"M2375 1950 c-198 -44 -350 -190 -395 -379 -18 -76 -8 -221 19 -290 114 -284 457 -406 731 -260 98 52 188 154 231 260 27 69 37 214 19 290 -38 163 -166 304 -326 360 -67 23 -215 33 -279 19z\"\/><\/g><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":56,"featured_media":17169,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,23,80],"tags":[933,113],"class_list":["post-17168","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai","category-23","category-80","tag-ocr","tag-113"],"_links":{"self":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/17168","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/comments?post=17168"}],"version-history":[{"count":1,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/17168\/revisions"}],"predecessor-version":[{"id":17172,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/posts\/17168\/revisions\/17172"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/media\/17169"}],"wp:attachment":[{"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/media?parent=17168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/categories?post=17168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aif.amtbbs.org\/index.php\/wp-json\/wp\/v2\/tags?post=17168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}