{"id":298790,"date":"2024-05-20T17:01:35","date_gmt":"2024-05-20T09:01:35","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/298790.html"},"modified":"2024-05-20T17:01:54","modified_gmt":"2024-05-20T09:01:54","slug":"matlab-%e5%a6%82%e4%bd%95%e6%8f%90%e5%8f%96%e5%9b%be%e5%83%8f%e4%b8%ad%e7%9a%84%e7%89%b9%e5%be%81%e7%82%b9","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/298790.html","title":{"rendered":"MAtlab \u5982\u4f55\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9"},"content":{"rendered":"

\"MAtlab<\/p>\n

\u5728MATLAB\u73af\u5883\u4e0b\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\u4e3b\u8981\u6d89\u53ca\u5230\u56fe\u50cf\u5904\u7406\u548c\u8ba1\u7b97\u673a\u89c6\u89c9\u7684\u6280\u672f\uff0c\u4e3b\u8981\u7684\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528Harris\u89d2\u70b9\u68c0\u6d4b\u5668\u3001FAST\u7279\u5f81\u70b9\u68c0\u6d4b\u5668\u3001SURF\uff08\u52a0\u901f\u7a33\u5065\u7279\u5f81\uff09\u3001SIFT\uff08\u5c3a\u5ea6\u4e0d\u53d8\u7279\u5f81\u8f6c\u6362\uff09\u7b49\u7b97\u6cd5<\/strong>\u3002\u6bcf\u79cd\u65b9\u6cd5\u6709\u5176\u72ec\u7279\u7684\u5e94\u7528\u573a\u666f\u548c\u4f18\u7f3a\u70b9\uff0c\u4f46\u4ee5SIFT\u7b97\u6cd5\u4e3a\u4f8b<\/strong>\uff0c\u5b83\u901a\u8fc7\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6781\u503c\u70b9\u6765\u786e\u5b9a\u7279\u5f81\u70b9\uff0c\u5e76\u751f\u6210\u4e00\u4e2a\u72ec\u7279\u7684\u63cf\u8ff0\u7b26\u4e3a\u6bcf\u4e2a\u7279\u5f81\u70b9\uff0c\u8fd9\u4e0d\u4ec5\u4f7f\u5f97\u7279\u5f81\u70b9\u5bf9\u65cb\u8f6c\u3001\u5c3a\u5ea6\u7f29\u653e\u3001\u4eae\u5ea6\u53d8\u5316\u4fdd\u6301\u4e0d\u53d8\u6027\uff0c\u800c\u4e14\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5bf9\u89c6\u89d2\u53d8\u5316\u3001\u4eff\u5c04\u53d8\u6362\u7b49\u4e5f\u5177\u6709\u826f\u597d\u7684\u7a33\u5b9a\u6027\uff0c\u662f\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u548c\u5e7f\u6cdb\u4f7f\u7528\u7684\u7279\u5f81\u70b9\u63d0\u53d6\u6280\u672f\u3002<\/p>\n<\/p>\n

\u4e00\u3001HARRIS\u89d2\u70b9\u68c0\u6d4b\u5668<\/h2>\n<\/p>\n

Harris\u89d2\u70b9\u68c0\u6d4b\u5668\u4fa7\u91cd\u4e8e\u5728\u56fe\u50cf\u4e2d\u627e\u5230\u89d2\u70b9\uff0c\u56e0\u4e3a\u89d2\u70b9\u7531\u4e8e\u5176\u5728\u4e24\u4e2a\u65b9\u5411\u7684\u53d8\u5316\u800c\u53d8\u5f97\u6613\u4e8e\u8bc6\u522b\u548c\u8ffd\u8e2a\u3002<\/p>\n<\/p>\n

    \n
  • \u539f\u7406<\/strong>\uff1aHarris\u89d2\u70b9\u68c0\u6d4b\u901a\u8fc7\u5206\u6790\u56fe\u50cf\u7a97\u53e3\u7684\u5c0f\u79fb\u52a8\u5f15\u8d77\u7684\u5f3a\u5ea6\u53d8\u5316\u6765\u8bc6\u522b\u89d2\u70b9\u3002\u5982\u679c\u5bf9\u6240\u6709\u65b9\u5411\u7684\u79fb\u52a8\uff0c\u5f3a\u5ea6\u53d8\u5316\u90fd\u5f88\u5927\uff0c\u5219\u8ba4\u4e3a\u8fd9\u4e00\u70b9\u662f\u89d2\u70b9\u3002<\/li>\n
  • \u5e94\u7528<\/strong>\uff1a\u53ef\u4ee5\u7528\u4e8e\u8ffd\u8e2a\u89c6\u9891\u4e2d\u7684\u79fb\u52a8\u5bf9\u8c61\u30013D\u5efa\u6a21\u4e2d\u7684\u5173\u952e\u70b9\u63d0\u53d6\u7b49\u573a\u666f\u3002<\/li>\n<\/ul>\n

    \u4e8c\u3001FAST\u7279\u5f81\u70b9\u68c0\u6d4b\u5668<\/h2>\n<\/p>\n

    FAST\u7b97\u6cd5\u4e3b\u8981\u7528\u4e8e\u8ba1\u7b97\u673a\u89c6\u89c9\u4e2d\u7684\u89d2\u70b9\u68c0\u6d4b\uff0c\u4ee5\u5176\u9ad8\u901f\u7684\u7279\u6027\u5e7f\u53d7\u6b22\u8fce\uff0c\u7279\u522b\u9002\u5408\u5b9e\u65f6\u89c6\u9891\u5904\u7406\u3002<\/p>\n<\/p>\n

      \n
    • \u539f\u7406<\/strong>\uff1aFAST\u68c0\u6d4b\u5668\u901a\u8fc7\u68c0\u67e5\u67d0\u50cf\u7d20\u5468\u56f4\u5706\u5f62\u533a\u57df\u5185\u662f\u5426\u6709\u8db3\u591f\u6570\u91cf\u7684\u50cf\u7d20\u4e0e\u4e2d\u5fc3\u50cf\u7d20\u6709\u663e\u8457\u4e0d\u540c\u7684\u4eae\u5ea6\u503c\u6765\u5224\u65ad\u8be5\u50cf\u7d20\u662f\u5426\u4e3a\u89d2\u70b9\u3002<\/li>\n
    • \u7279\u70b9<\/strong>\uff1a\u5feb\u901f\u4e14\u9ad8\u6548\uff0c\u7279\u522b\u9002\u7528\u4e8e\u9700\u8981\u5feb\u901f\u54cd\u5e94\u7684\u5b9e\u65f6\u7cfb\u7edf\u3002<\/li>\n<\/ul>\n

      \u4e09\u3001SURF\uff08\u52a0\u901f\u7a33\u5065\u7279\u5f81\uff09<\/h2>\n<\/p>\n

      SURF\u7b97\u6cd5\u662f\u4e00\u79cd\u88ab\u5e7f\u6cdb\u4f7f\u7528\u7684\u89c6\u89c9\u7279\u5f81\u63cf\u8ff0\u7b97\u6cd5\uff0c\u5c24\u5176\u662f\u5728\u56fe\u50cf\u914d\u51c6\u548c\u5bf9\u8c61\u8bc6\u522b\u4e2d\u8868\u73b0\u7a81\u51fa\u3002<\/p>\n<\/p>\n

        \n
      • \u539f\u7406<\/strong>\uff1aSURF\u901a\u8fc7\u6784\u5efa\u56fe\u50cf\u7684Hessian\u77e9\u9635\u6765\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684blob\u7279\u5f81\uff0c\u5e76\u901a\u8fc7\u8ba1\u7b97\u5468\u56f4\u533a\u57df\u7684\u6d77\u68ee\u6ce2\u5f62\u7279\u5f81\u6765\u6784\u5efa\u7279\u5f81\u63cf\u8ff0\u7b26\u3002<\/li>\n
      • \u4f18\u52bf<\/strong>\uff1a\u4e0eSIFT\u76f8\u6bd4\uff0cSURF\u5728\u8ba1\u7b97\u901f\u5ea6\u548c\u7279\u5f81\u68c0\u6d4b\u6548\u7387\u4e0a\u5177\u6709\u4e00\u5b9a\u7684\u4f18\u52bf\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5927\u89c4\u6a21\u56fe\u50cf\u6570\u636e\u65f6\u3002<\/li>\n<\/ul>\n

        \u56db\u3001SIFT\uff08\u5c3a\u5ea6\u4e0d\u53d8\u7279\u5f81\u8f6c\u6362\uff09<\/h2>\n<\/p>\n

        SIFT\u7b97\u6cd5\u662f\u6700\u5177\u4ee3\u8868\u6027\u7684\u56fe\u50cf\u7279\u5f81\u70b9\u63d0\u53d6\u7b97\u6cd5\u4e4b\u4e00\uff0c\u5b83\u901a\u8fc7\u6a21\u62df\u4eba\u7c7b\u89c6\u89c9\u7cfb\u7edf\u7684\u673a\u5236\u6765\u68c0\u6d4b\u548c\u63cf\u8ff0\u56fe\u50cf\u4e2d\u7684\u5173\u952e\u70b9\u3002<\/p>\n<\/p>\n

          \n
        • \u539f\u7406<\/strong>\uff1aSIFT\u7b97\u6cd5\u9996\u5148\u5728\u4e0d\u540c\u5c3a\u5ea6\u7a7a\u95f4\u4e2d\u5bfb\u627e\u6781\u503c\u70b9\uff0c\u7136\u540e\u5bf9\u8fd9\u4e9b\u6781\u503c\u70b9\u5468\u56f4\u7684\u5c40\u90e8\u56fe\u50cf\u533a\u57df\u8d4b\u4e88\u65b9\u5411\uff0c\u751f\u6210\u7279\u5f81\u70b9\u7684\u63cf\u8ff0\u7b26\u3002<\/li>\n
        • \u7279\u70b9<\/strong>\uff1aSIFT\u4e0d\u4ec5\u5bf9\u65cb\u8f6c\u3001\u5c3a\u5ea6\u7f29\u653e\u8868\u73b0\u51fa\u9ad8\u5ea6\u7684\u4e0d\u53d8\u6027\uff0c\u800c\u4e14\u5bf9\u4eae\u5ea6\u53d8\u5316\u3001\u4eff\u5c04\u6216\u4e09\u7ef4\u6295\u5f71\u53d8\u6362\u4e5f\u6709\u826f\u597d\u7684\u9c81\u68d2\u6027\u3002<\/li>\n<\/ul>\n

          \u7ed3\u8bba<\/h2>\n<\/p>\n

          MATLAB\u4e2d\u63d0\u53d6\u56fe\u50cf\u7279\u5f81\u70b9\u7684\u65b9\u6cd5\u591a\u6837\uff0c\u9009\u62e9\u9002\u5408\u7684\u7b97\u6cd5\u9700\u8981\u6839\u636e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u9700\u6c42\u6765\u51b3\u5b9a\u3002\u65e0\u8bba\u662f\u5feb\u901f\u68c0\u6d4b\u89d2\u70b9\u7684FAST\u7b97\u6cd5\uff0c\u8fd8\u662f\u9ad8\u5ea6\u7a33\u5065\u6027\u7684SIFT\u7b97\u6cd5\uff0cMATLAB\u90fd\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u51fd\u6570\u548c\u5de5\u5177\u7bb1\u6765\u652f\u6301\u8fd9\u4e9b\u9ad8\u7ea7\u7b97\u6cd5\u7684\u5b9e\u73b0\u3002\u5bf9\u4e8e\u5f00\u59cb\u8005\u6765\u8bf4\uff0c\u5efa\u8bae\u4ece\u7406\u89e3\u5404\u7b97\u6cd5\u7684\u57fa\u672c\u539f\u7406\u548c\u7279\u6027\u5f00\u59cb\uff0c\u9010\u6b65\u6df1\u5165\uff0c\u5e76\u901a\u8fc7\u5927\u91cf\u5b9e\u8df5\u6765\u719f\u6089\u8fd9\u4e9b\u5de5\u5177\u7684\u4f7f\u7528\u3002\u968f\u7740\u7ecf\u9a8c\u7684\u79ef\u7d2f\uff0c\u4f60\u5c06\u80fd\u591f\u5728\u590d\u6742\u7684\u56fe\u50cf\u5904\u7406\u548c\u8ba1\u7b97\u673a\u89c6\u89c9\u9879\u76ee\u4e2d\u6709\u6548\u5730\u8fd0\u7528\u8fd9\u4e9b\u6280\u672f\u3002<\/p>\n<\/p>\n

          \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n

          1. \u5982\u4f55\u5728MATLAB\u4e2d\u4f7f\u7528\u7279\u5f81\u68c0\u6d4b\u7b97\u6cd5\u6765\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\uff1f<\/strong><\/p>\n

          \u5728MATLAB\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u8bf8\u5982SIFT\uff08\u5c3a\u5ea6\u4e0d\u53d8\u7279\u5f81\u53d8\u6362\uff09\u6216SURF\uff08\u52a0\u901f\u7a33\u5065\u7279\u5f81\uff09\u7b49\u7279\u5f81\u68c0\u6d4b\u7b97\u6cd5\u6765\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528MATLAB\u63d0\u4f9b\u7684\u56fe\u50cf\u5904\u7406\u5de5\u5177\u7bb1\u6765\u5b9e\u73b0\u8fd9\u4e9b\u7b97\u6cd5\u3002\u9996\u5148\uff0c\u5c06\u56fe\u50cf\u52a0\u8f7d\u5230MATLAB\u4e2d\uff0c\u7136\u540e\u4f7f\u7528\u9002\u5f53\u7684\u51fd\u6570\u8c03\u7528\u6765\u6267\u884c\u7279\u5f81\u68c0\u6d4b\u3002\u60a8\u8fd8\u53ef\u4ee5\u9009\u62e9\u8c03\u6574\u7b97\u6cd5\u7684\u53c2\u6570\u4ee5\u4f18\u5316\u7279\u5f81\u70b9\u7684\u63d0\u53d6\u3002\u6700\u540e\uff0c\u4f7f\u7528\u53ef\u89c6\u5316\u5de5\u5177\u6765\u663e\u793a\u63d0\u53d6\u5230\u7684\u7279\u5f81\u70b9\uff0c\u4ee5\u4fbf\u8fdb\u4e00\u6b65\u5206\u6790\u548c\u5904\u7406\u3002<\/p>\n

          2. \u6709\u54ea\u4e9b\u7528\u4e8e\u56fe\u50cf\u7279\u5f81\u63d0\u53d6\u7684MATLAB\u5de5\u5177\u7bb1\u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\uff1f<\/strong><\/p>\n

          MATLAB\u63d0\u4f9b\u4e86\u591a\u79cd\u7528\u4e8e\u56fe\u50cf\u7279\u5f81\u63d0\u53d6\u7684\u5de5\u5177\u7bb1\u51fd\u6570\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u9009\u62e9\u9002\u5408\u7684\u51fd\u6570\uff0c\u4f8b\u5982\uff1a<\/p>\n

            \n
          • detectSURFFeatures<\/code>\uff1a\u7528\u4e8e\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684SURF\u7279\u5f81\u70b9\u3002<\/li>\n
          • detectHarrisFeatures<\/code>\uff1a\u7528\u4e8e\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684Harris\u89d2\u70b9\u3002<\/li>\n
          • detectMinEigenFeatures<\/code>\uff1a\u7528\u4e8e\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684\u6700\u5c0f\u7279\u5f81\u503c\u89d2\u70b9\u3002<\/li>\n
          • detectFASTFeatures<\/code>\uff1a\u7528\u4e8e\u68c0\u6d4b\u56fe\u50cf\u4e2d\u7684FAST\u7279\u5f81\u70b9\u3002<\/li>\n
          • extractFeatures<\/code>\uff1a\u7528\u4e8e\u4ece\u56fe\u50cf\u4e2d\u63d0\u53d6\u7279\u5f81\u63cf\u8ff0\u5b50\u3002<\/li>\n<\/ul>\n

            \u901a\u8fc7\u7ec4\u5408\u8fd9\u4e9b\u51fd\u6570\uff0c\u60a8\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u5229\u7528MATLAB\u6765\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\u3002<\/p>\n

            3. \u56fe\u50cf\u4e2d\u7279\u5f81\u70b9\u63d0\u53d6\u7684\u5e94\u7528\u9886\u57df\u6709\u54ea\u4e9b\uff1f<\/strong><\/p>\n

            \u7279\u5f81\u70b9\u63d0\u53d6\u5728\u8ba1\u7b97\u673a\u89c6\u89c9\u548c\u56fe\u50cf\u5904\u7406\u9886\u57df\u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u4e00\u4e9b\u5e38\u89c1\u7684\u5e94\u7528\u9886\u57df\u5305\u62ec\uff1a<\/p>\n

              \n
            • \u7269\u4f53\u8bc6\u522b\u548c\u5339\u914d\uff1a\u901a\u8fc7\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\uff0c\u53ef\u4ee5\u5c06\u5176\u4e0e\u6570\u636e\u5e93\u4e2d\u7684\u7279\u5f81\u70b9\u8fdb\u884c\u5339\u914d\uff0c\u4ece\u800c\u5b9e\u73b0\u7269\u4f53\u8bc6\u522b\u548c\u5339\u914d\u4efb\u52a1\u3002<\/li>\n
            • \u56fe\u50cf\u62fc\u63a5\uff1a\u5728\u56fe\u50cf\u62fc\u63a5\u4e2d\uff0c\u7279\u5f81\u70b9\u63d0\u53d6\u53ef\u4ee5\u5e2e\u52a9\u786e\u5b9a\u56fe\u50cf\u4e2d\u91cd\u53e0\u533a\u57df\u7684\u7279\u5f81\u70b9\uff0c\u4ee5\u4fbf\u8fdb\u884c\u51c6\u786e\u7684\u5bf9\u9f50\u548c\u5408\u6210\u3002<\/li>\n
            • \u4e09\u7ef4\u91cd\u5efa\uff1a\u901a\u8fc7\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\uff0c\u53ef\u4ee5\u8ba1\u7b97\u76f8\u673a\u4f4d\u59ff\u548c\u4e09\u7ef4\u70b9\u4e91\uff0c\u4ece\u800c\u5b9e\u73b0\u7cbe\u786e\u7684\u4e09\u7ef4\u91cd\u5efa\u3002<\/li>\n
            • \u89c6\u89c9SLAM\uff1a\u7279\u5f81\u70b9\u63d0\u53d6\u5728\u89c6\u89c9SLAM\u4e2d\u8d77\u5230\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u7528\u4e8e\u5b9e\u65f6\u5b9a\u4f4d\u548c\u5730\u56fe\u6784\u5efa\u3002<\/li>\n
            • \u884c\u4eba\u68c0\u6d4b\u548c\u8ddf\u8e2a\uff1a\u901a\u8fc7\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u7279\u5f81\u70b9\uff0c\u53ef\u4ee5\u5b9e\u73b0\u884c\u4eba\u68c0\u6d4b\u548c\u8ddf\u8e2a\uff0c\u4ece\u800c\u5728\u89c6\u9891\u76d1\u63a7\u7b49\u9886\u57df\u53d1\u6325\u4f5c\u7528\u3002<\/li>\n<\/ul>\n

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