{"id":202932,"date":"2025-05-22T10:20:45","date_gmt":"2025-05-22T02:20:45","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202932\/"},"modified":"2025-05-22T10:20:45","modified_gmt":"2025-05-22T02:20:45","slug":"%e5%9b%be%e5%83%8f%e5%a4%84%e7%90%86%e7%ae%97%e6%b3%95%e4%b8%ad%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e7%9a%84%e6%9c%80%e4%bd%b3%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202932\/","title":{"rendered":"\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u4e3b\u8981\u662f\u7ed3\u5408\u6211\u4e4b\u524d\u9762\u8bd5\u7684\u5404\u79cd\u7ecf\u5386\u548c\u5b9e\u6218\u5f00\u53d1\u4e2d\u9047\u5230\u7684\u95ee\u9898\u89e3\u51b3\u7ecf\u9a8c\u6574\u7406\u7684\uff0c\u5e0c\u671b\u8fd9\u7bc7\u300a\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5\u300b\u5bf9\u4f60\u6709\u5f88\u5927\u5e2e\u52a9\uff01\u6b22\u8fce\u6536\u85cf\uff0c\u5206\u4eab\u7ed9\u66f4\u591a\u7684\u9700\u8981\u7684\u670b\u53cb\u5b66\u4e60~<\/p>\n<p>\u51fd\u6570\u5f0f\u7f16\u7a0b\u5728\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u63d0\u4f9b\u4e86\u53ef\u7ec4\u5408\u6027\u3001\u53ef\u8bfb\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u6700\u4f73\u5b9e\u8df5\u5305\u62ec\uff1a\u4f7f\u7528\u7eaf\u51fd\u6570\u907f\u514d\u526f\u4f5c\u7528\u3002\u4f7f\u7528\u60f0\u6027\u6c42\u503c\u63d0\u9ad8\u6548\u7387\u3002\u907f\u514d\u53ef\u53d8\u72b6\u6001\u4fdd\u6301\u6570\u636e\u5b8c\u6574\u6027\u3002\u5229\u7528\u51fd\u6570\u7ec4\u5408\u589e\u5f3a\u4ee3\u7801\u53ef\u8bfb\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002\u5229\u7528\u9ad8\u7ea7\u51fd\u6570\u7b80\u5316\u4ee3\u7801\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730001043671db893e5ac3.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p>\u51fd\u6570\u5f0f\u7f16\u7a0b\u662f\u4e00\u79cd\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u5f3a\u8c03\u4e0d\u53d8\u6027\u3001\u7eaf\u51fd\u6570\u548c\u60f0\u6027\u6c42\u503c\u3002\u5728\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u91c7\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u4f18\u52bf\uff1a<\/p>\n<ul>\n<li><strong>\u53ef\u7ec4\u5408\u6027\uff1a<\/strong> \u51fd\u6570\u4f5c\u4e3a\u4e00\u7b49\u516c\u6c11\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u7ec4\u5408\u5728\u4e00\u8d77\u521b\u5efa\u590d\u6742\u7684\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u53ef\u8bfb\u6027\uff1a<\/strong> \u51fd\u6570\u5f0f\u4ee3\u7801\u901a\u5e38\u66f4\u7b80\u6d01\u4e14\u66f4\u5bb9\u6613\u7406\u89e3\uff0c\u56e0\u4e3a\u5b83\u4eec\u6ca1\u6709\u526f\u4f5c\u7528\u6216\u53ef\u53d8\u72b6\u6001\u3002<\/li>\n<li><strong>\u53ef\u91cd\u7528\u6027\uff1a<\/strong> \u51fd\u6570\u53ef\u4ee5\u8f7b\u677e\u5730\u91cd\u7528\u4e8e\u4e0d\u540c\u7684\u56fe\u50cf\u5904\u7406\u7ba1\u9053\u3002<\/li>\n<\/ul>\n<p><strong>\u6700\u4f73\u5b9e\u8df5<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7eaf\u51fd\u6570\uff1a<\/strong> \u786e\u4fdd\u51fd\u6570\u4e0d\u4f1a\u4ea7\u751f\u526f\u4f5c\u7528\u6216\u4fee\u6539\u5176\u53c2\u6570\u3002<\/li>\n<li><strong>\u4f7f\u7528\u60f0\u6027\u6c42\u503c\uff1a<\/strong> \u4ec5\u5728\u9700\u8981\u65f6\u8ba1\u7b97\u503c\uff0c\u4ee5\u63d0\u9ad8\u6548\u7387\u3002<\/li>\n<li><strong>\u907f\u514d\u53ef\u53d8\u72b6\u6001\uff1a<\/strong> \u4f7f\u7528\u4e0d\u53ef\u53d8\u6570\u636e\u7c7b\u578b\uff08\u5982\u5f20\u91cf\uff09\uff0c\u4ee5\u907f\u514d\u610f\u5916\u4fee\u6539\u3002<\/li>\n<li><strong>\u5229\u7528\u51fd\u6570\u7ec4\u5408\uff1a<\/strong> \u7ec4\u5408\u7b80\u5355\u51fd\u6570\u4ee5\u6784\u5efa\u590d\u6742\u7684\u64cd\u4f5c\uff0c\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u91cd\u7528\u6027\u3002<\/li>\n<li><strong>\u5229\u7528\u9ad8\u7ea7\u51fd\u6570\uff1a<\/strong> \u5229\u7528\u9ad8\u7ea7\u51fd\u6570\uff08\u5982\u6620\u5c04\u3001\u8fc7\u6ee4\u5668\u548c\u5f52\u7ea6\uff09\u7b80\u5316\u4ee3\u7801\u5e76\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8ba9\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u5728\u56fe\u50cf\u4e0a\u5e94\u7528\u5747\u503c\u6ee4\u6ce2\u5668\u7684\u7b80\u5355\u6848\u4f8b\uff1a<\/p>\n<p><strong>Python \u811a\u672c<\/strong><\/p>\n<pre>import numpy as np\n\ndef mean_filter(image):\n    kernel = np.ones((3, 3)) \/ 9\n    return np.convolve(image, kernel)\n\n# \u8bfb\u53d6\u56fe\u50cf\nimage = cv2.imread('input.png')\n\n# \u5e94\u7528\u5747\u503c\u6ee4\u6ce2\u5668\nfiltered_image = mean_filter(image)\n\n# \u663e\u793a\u7ed3\u679c\ncv2.imshow('Filtered Image', filtered_image)\ncv2.waitKey(0)\ncv2.destroyAllWindows()<\/pre>\n<p>\u5728\u8fd9\u4e2a\u811a\u672c\u4e2d\uff0c<code>mean_filter<\/code> \u51fd\u6570\u5b9e\u73b0\u4e86\u4e00\u4e2a\u7eaf\u51fd\u6570\uff0c\u5b83\u5e94\u7528\u5747\u503c\u6ee4\u6ce2\u5668\u800c\u4e0d\u4fee\u6539\u8f93\u5165\u56fe\u50cf\u3002\u6211\u4eec\u4f7f\u7528 <code>np.convolve<\/code> \u51fd\u6570\u6267\u884c\u5377\u79ef\u64cd\u4f5c\uff0c\u8be5\u64cd\u4f5c\u4f7f\u7528\u4e86\u4e00\u4e2a\u60f0\u6027\u8bc4\u4f30\u7684\u5377\u79ef\u5185\u6838\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u9075\u5faa\u4e86\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5\uff0c\u786e\u4fdd\u4e0d\u53d8\u6027\u3001\u7eaf\u51c0\u6027\u548c\u4ee3\u7801\u7684\u53ef\u7ec4\u5408\u6027\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e\u8df5\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u56fe\u50cf\u5904\u7406\u7b97\u6cd5\u4e2d\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6700\u4f73\u5b9e&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-202932","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202932"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202932\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}