{"id":3304,"date":"2024-11-10T13:40:29","date_gmt":"2024-11-10T05:40:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3304\/"},"modified":"2024-11-10T13:40:29","modified_gmt":"2024-11-10T05:40:29","slug":"js%e5%a6%82%e4%bd%95%e8%af%86%e5%88%ab%e6%96%87%e5%ad%97","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3304\/","title":{"rendered":"js\u5982\u4f55\u8bc6\u522b\u6587\u5b57"},"content":{"rendered":"<blockquote><p>\n  javascript \u63d0\u4f9b\u4e24\u79cd\u8bc6\u522b\u6587\u5b57\u7684\u65b9\u6cd5\uff1aopencv.js\uff1a\u63d0\u4f9b\u9ad8\u7ea7\u8ba1\u7b97\u673a\u89c6\u89c9\u529f\u80fd\uff0c\u4f46\u5b66\u4e60\u548c\u4f7f\u7528\u96be\u5ea6\u8f83\u9ad8\u3002tesseract.js\uff1a\u4e13\u6ce8\u4e8e ocr\uff0c\u6613\u4e8e\u4f7f\u7528\uff0c\u4f46\u5b9a\u5236\u9009\u9879\u8f83\u5c11\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202411\/08\/2024110809251066189.jpg\" class=\"aligncenter\" title=\"js\u5982\u4f55\u8bc6\u522b\u6587\u5b57\u63d2\u56fe\" alt=\"js\u5982\u4f55\u8bc6\u522b\u6587\u5b57\u63d2\u56fe\" \/><\/p>\n<p><strong>\u5982\u4f55\u4f7f\u7528 JavaScript \u8bc6\u522b\u6587\u5b57<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>JavaScript \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u8bc6\u522b\u548c\u5904\u7406\u6587\u672c\uff0c\u5305\u62ec\u56fe\u50cf\u4e2d\u7684\u6587\u672c\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e24\u79cd\u5e38\u89c1\u7684 JavaScript \u8bc6\u522b\u6587\u5b57\u7684\u65b9\u6cd5\uff1a<\/p>\n<p><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528 OpenCV.js<\/strong><\/p>\n<p>OpenCV.js \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u8ba1\u7b97\u673a\u89c6\u89c9\u5e93\uff0c\u652f\u6301 JavaScript\u3002\u5b83\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u8bc6\u522b\u6587\u672c\u7684\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c<\/li>\n<li>\u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26<\/li>\n<li>\u63d0\u53d6\u8bc6\u522b\u7684\u6587\u672c<\/li>\n<\/ul>\n<p>\u8981\u4f7f\u7528 OpenCV.js \u8bc6\u522b\u6587\u5b57\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\u5bfc\u5165 OpenCV.js \u5e93\u3002<\/li>\n<li>\u52a0\u8f7d\u56fe\u50cf\u5230 JavaScript \u4e2d\u3002<\/li>\n<li>\u4f7f\u7528 cv.textDetection \u51fd\u6570\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c\u3002<\/li>\n<li>\u5faa\u73af\u904d\u5386\u68c0\u6d4b\u5230\u7684\u6587\u672c\u5757\u5e76\u4f7f\u7528 cv.getText \u51fd\u6570\u63d0\u53d6\u6587\u672c\u3002<\/li>\n<li>\u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6587\u672c\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ol>\n<p><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528 Tesseract.js<\/strong><\/p>\n<p>Tesseract.js \u662f\u4e00\u4e2a\u5149\u5b66\u5b57\u7b26\u8bc6\u522b (OCR) \u5f15\u64ce\uff0c\u4f7f\u7528 JavaScript \u7f16\u5199\u3002\u5b83\u53ef\u4ee5\u8bc6\u522b\u56fe\u50cf\u4e2d\u7684\u6587\u672c\uff0c\u5e76\u63d0\u4f9b\u4ee5\u4e0b\u529f\u80fd\uff1a<\/p>\n<ul>\n<li>\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c<\/li>\n<li>\u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26<\/li>\n<li>\u63d0\u53d6\u8bc6\u522b\u7684\u6587\u672c<\/li>\n<\/ul>\n<p>\u8981\u4f7f\u7528 Tesseract.js \u8bc6\u522b\u6587\u5b57\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n<ol>\n<li>\u5bfc\u5165 Tesseract.js \u5e93\u3002<\/li>\n<li>\u52a0\u8f7d\u56fe\u50cf\u5230 JavaScript \u4e2d\u3002<\/li>\n<li>\u521b\u5efa\u4e00\u4e2a Tesseract \u5bf9\u8c61\u5e76\u6307\u5b9a\u56fe\u50cf\u3002<\/li>\n<li>\u4f7f\u7528 recognize \u51fd\u6570\u8bc6\u522b\u56fe\u50cf\u4e2d\u7684\u6587\u672c\u3002<\/li>\n<li>\u83b7\u53d6\u8bc6\u522b\u7684\u6587\u672c\u4f5c\u4e3a\u6587\u672c\u5b57\u7b26\u4e32\u3002<\/li>\n<\/ol>\n<p><strong>\u4f18\u70b9\u548c\u7f3a\u70b9<\/strong><\/p>\n<p><strong>OpenCV.js<\/strong><\/p>\n<ul>\n<li>\n<p>\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>\u63d0\u4f9b\u9ad8\u7ea7\u8ba1\u7b97\u673a\u89c6\u89c9\u529f\u80fd<\/li>\n<li>\u53ef\u4ee5\u81ea\u5b9a\u4e49\u6587\u672c\u8bc6\u522b\u8fc7\u7a0b<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7f3a\u70b9\uff1a<\/p>\n<ul>\n<li>\u5b66\u4e60\u548c\u4f7f\u7528\u8d77\u6765\u8f83\u96be<\/li>\n<li>\u5904\u7406\u5927\u578b\u56fe\u50cf\u65f6\u53ef\u80fd\u4f1a\u5f88\u6162<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><strong>Tesseract.js<\/strong><\/p>\n<ul>\n<li>\n<p>\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>\u6613\u4e8e\u4f7f\u7528<\/li>\n<li>\u4e13\u6ce8\u4e8e OCR<\/li>\n<li>\u5904\u7406\u5927\u578b\u56fe\u50cf\u65f6\u901f\u5ea6\u5feb<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u7f3a\u70b9\uff1a<\/p>\n<ul>\n<li>\u5b9a\u5236\u9009\u9879\u8f83\u5c11<\/li>\n<li>\u5bf9\u4e8e\u590d\u6742\u6216\u624b\u5199\u6587\u672c\u7684\u8bc6\u522b\u53ef\u80fd\u6548\u679c\u8f83\u5dee<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fjs\u5982\u4f55\u8bc6\u522b\u6587\u5b57\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>javascript \u63d0\u4f9b\u4e24\u79cd\u8bc6\u522b\u6587\u5b57\u7684\u65b9\u6cd5\uff1aopencv.js\uff1a\u63d0\u4f9b\u9ad8\u7ea7\u8ba1\u7b97\u673a\u89c6\u89c9\u529f\u80fd\uff0c\u4f46\u5b66\u4e60\u548c\u4f7f\u7528\u96be\u5ea6\u8f83\u9ad8\u3002tesseract.js\uff1a\u4e13\u6ce8\u4e8e ocr\uff0c\u6613\u4e8e\u4f7f\u7528\uff0c\u4f46\u5b9a\u5236\u9009\u9879\u8f83\u5c11\u3002 \u5982\u4f55\u4f7f\u7528 JavaScript \u8bc6\u522b\u6587\u5b57 \u7b80\u4ecb JavaScript \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u8bc6\u522b\u548c\u5904\u7406\u6587\u672c\uff0c\u5305\u62ec\u56fe\u50cf\u4e2d\u7684\u6587\u672c\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e24\u79cd\u5e38\u89c1\u7684 JavaScript \u8bc6\u522b\u6587\u5b57\u7684\u65b9\u6cd5\uff1a \u65b9\u6cd5 1\uff1a\u4f7f\u7528 OpenCV.js OpenCV.js \u662f\u4e00\u4e2a\u6d41\u884c\u7684\u8ba1\u7b97\u673a\u89c6\u89c9\u5e93\uff0c\u652f\u6301 JavaScript\u3002\u5b83\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u8bc6\u522b\u6587\u672c\u7684\u529f\u80fd\uff1a \u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c \u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26 \u63d0\u53d6\u8bc6\u522b\u7684\u6587\u672c \u8981\u4f7f\u7528 OpenCV.js \u8bc6\u522b\u6587\u5b57\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\uff1a \u5bfc\u5165 OpenCV.js \u5e93\u3002 \u52a0\u8f7d\u56fe\u50cf\u5230 JavaScript \u4e2d\u3002 \u4f7f\u7528 cv.textDetection \u51fd\u6570\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c\u3002 \u5faa\u73af\u904d\u5386\u68c0\u6d4b\u5230\u7684\u6587\u672c\u5757\u5e76\u4f7f\u7528 cv.getText \u51fd\u6570\u63d0\u53d6\u6587\u672c\u3002 \u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6587\u672c\u5b57\u7b26\u4e32\u3002 \u65b9\u6cd5 2\uff1a\u4f7f\u7528 Tesseract.js Tesseract.js \u662f\u4e00\u4e2a\u5149\u5b66\u5b57\u7b26\u8bc6\u522b (OCR) \u5f15\u64ce\uff0c\u4f7f\u7528 JavaScript \u7f16\u5199\u3002\u5b83\u53ef\u4ee5\u8bc6\u522b\u56fe\u50cf\u4e2d\u7684\u6587\u672c\uff0c\u5e76\u63d0\u4f9b\u4ee5\u4e0b\u529f\u80fd\uff1a \u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6587\u672c \u8bc6\u522b\u6587\u672c\u4e2d\u7684\u5b57\u7b26 \u63d0\u53d6\u8bc6\u522b\u7684\u6587\u672c \u8981\u4f7f\u7528 Tesseract.js \u8bc6\u522b\u6587\u5b57\uff0c\u8bf7\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\uff1a \u5bfc\u5165 Tesseract.js \u5e93\u3002 \u52a0\u8f7d\u56fe\u50cf\u5230 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