{"id":258,"date":"2025-07-21T17:42:38","date_gmt":"2025-07-21T09:42:38","guid":{"rendered":"http:\/\/anyone.anuoblog.cn\/?p=258"},"modified":"2025-07-21T18:55:05","modified_gmt":"2025-07-21T10:55:05","slug":"scattnet-semantic-segmentation-network-with-spatial-and-channel-attention-mechanism-for-high-resolution-remote-sensing-images","status":"publish","type":"post","link":"http:\/\/anyone.anuoblog.cn\/index.php\/2025\/07\/21\/scattnet-semantic-segmentation-network-with-spatial-and-channel-attention-mechanism-for-high-resolution-remote-sensing-images\/","title":{"rendered":"SCAttNet: Semantic Segmentation Network with Spatial and Channel Attention Mechanism for High-Resolution Remote Sensing Images"},"content":{"rendered":"\n

SCAttNet\uff1a\u5177\u6709\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u673a\u5236\u7684\u9ad8\u5206\u8fa8\u7387\u9065\u611f\u56fe\u50cf\u8bed\u4e49\u5206\u5272\u7f51\u7edc\uff08[Submitted on 19 Dec 2019 (<\/em>v1<\/a>), last revised 7 May 2020 (this version, v2)]<\/em>\uff09<\/p>\n\n\n\n

\u8bba\u6587\u5730\u5740<\/a><\/p>\n\n\n\n

1\u6458\u8981\uff08\u7b80\u4ecb\uff09<\/h1>\n\n\n\n

\u9ad8\u5206\u8fa8\u7387\u9065\u611f\u56fe\u50cf\uff08HRRSIs\uff09\u5305\u542b\u5927\u91cf\u7684\u5730\u7269\u4fe1\u606f\uff0c\u5982\u7eb9\u7406\u3001\u5f62\u72b6\u548c\u7a7a\u95f4\u4f4d\u7f6e\u3002\u8bed\u4e49\u5206\u5272\u662f\u5143\u7d20\u63d0\u53d6\u7684\u91cd\u8981\u4efb\u52a1\uff0c\u5728\u5904\u7406\u5927\u91cfHRRSI\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7136\u800c\uff0c\u7531\u4e8e\u80cc\u666f\u5bf9\u8c61\u7684\u591a\u6837\u6027\u548c\u590d\u6742\u6027\uff0cHRRSI\u901a\u5e38\u8868\u73b0\u51fa\u8f83\u5927\u7684\u7c7b\u5185\u65b9\u5dee\u548c\u8f83\u5c0f\u7684\u7c7b\u95f4\u65b9\u5dee\uff0c\u4ece\u800c\u7ed9\u8bed\u4e49\u5206\u5272\u4efb\u52a1\u5e26\u6765\u4e86\u5de8\u5927\u7684\u6311\u6218<\/strong>\uff08\u52a8\u673a\uff09\u3002<\/p>\n\n\n\n

\u8bba\u6587\u6838\u5fc3\u5de5\u4f5c\uff1a<\/strong><\/p>\n\n\n\n

1\u3001\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u57fa\u4e8e\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u7684\u8bed\u4e49\u5206\u5272\u7f51\u7edcSCAttNet\uff0c\u7f51\u7edc\u96c6\u6210\u4e86\u8f7b\u91cf\u7ea7\u7684\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\uff0c\u80fd\u591f\u81ea\u9002\u5e94\u5730\u7ec6\u5316\u7279\u5f81\u3002<\/p>\n\n\n\n

2\u3001\u5c06\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u5b66\u4e60\u5230\u7684\u7279\u5f81\u5f62\u8c61\u5316\uff0c\u4ee5\u89e3\u91ca\u4e3a\u4ec0\u4e48\u6211\u4eec\u7684\u65b9\u6cd5\u6709\u6548\u3002<\/p>\n\n\n\n

3\u3001\u5728Vaihingen\u548cPotsdam\u6570\u636e\u96c6\u4e0a\u7684\u5b9e\u9a8c\u8868\u660e\uff0c\u901a\u8fc7\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u6765\u5b66\u4e60HRRSIs\u7684\u7279\u5f81\uff0c\u5728\u5c0f\u76ee\u6807\u4e0a\u83b7\u5f97\u7684\u7ed3\u679c\u5f97\u5230\u4e86\u663e\u8457\u6027\u63d0\u5347\u3002<\/p>\n\n\n\n

2.1 Introduction<\/h1>\n\n\n\n

1\u3001\u9065\u611f\u56fe\u50cf\u7684\u8bed\u4e49\u5206\u5272\u662f\u5c06\u56fe\u50cf\u4e2d\u7684\u6bcf\u4e2a\u50cf\u7d20\u5206\u7c7b\u5230\u6307\u5b9a\u7684\u7c7b\u522b\u7684\u4e00\u9879\u57fa\u672c\u4efb\u52a1\uff1b<\/p>\n\n\n\n

2\u3001\u4f20\u7edf\u65b9\u6cd5\u4f7f\u7528\u5bf9\u8c61\u7684\u989c\u8272\u3001\u7eb9\u7406\u3001\u5f62\u72b6\u548c\u7a7a\u95f4\u4f4d\u7f6e\u5173\u7cfb\u6765\u63d0\u53d6\u7279\u5f81\uff0c\u7136\u540e\u4f7f\u7528\u805a\u7c7b\u3001\u5206\u7c7b\u548c\u9608\u503c\u7b97\u6cd5\u6765\u5206\u5272\u56fe\u50cf\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4f9d\u8d56\u4e8e\u4eba\u5de5\u8bbe\u8ba1\u7279\u5f81\uff0c\u5e76\u663e\u793a\u51fa\u4e00\u4e9b\u74f6\u9888\u3002\u6700\u8fd1\uff0c\u57fa\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u65b9\u6cd5\u88ab\u8ba4\u4e3a\u662f\u89e3\u51b3\u56fe\u50cf\u8bed\u4e49\u5206\u5272\u95ee\u9898\u7684\u4e00\u79cd\u6709\u524d\u666f\u7684\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u57fa\u4e8e\u5168\u5377\u79ef\u7f51\u7edc\uff08FCN\uff09\u7684\u65b9\u6cd5\u5728\u8bb8\u591a\u81ea\u7136\u56fe\u50cf\u6570\u636e\u96c6\u4e0a\u5b9e\u73b0\u4e86\u6700\u5148\u8fdb\u7684\u5206\u5272\u7ed3\u679c\uff08\u5982PASCAL VOC\uff09\uff1b<\/p>\n\n\n\n

3\u3001\u9065\u611f\u56fe\u50cf\u4e0d\u540c\u4e8e\u81ea\u7136\u56fe\u50cf\uff0c\u901a\u5e38\u4ece\u9ad8\u7a7a\u89d2\u5ea6\u89c2\u770b\u3002\u56e0\u6b64\uff0c\u6210\u50cf\u8303\u56f4\u5e7f\uff0c\u80cc\u666f\u590d\u6742\u591a\u6837\u3002\u7279\u522b\u662f\u5728HRRSI\u4e2d\uff0c\u5730\u9762\u7269\u4f53\u7684\u5dee\u5f02\u53d8\u5f97\u66f4\u52a0\u663e\u8457\u3002\u4e3a\u4e86\u6709\u6548\u5730\u5206\u5272HRRSI\uff0c\u5df2\u7ecf\u63d0\u51fa\u4e86\u8bb8\u591a\u5148\u8fdb\u7684\u65b9\u6cd5\uff1b<\/p>\n\n\n\n

4\u3001\u8fd1\u5e74\u6765\uff0c\u6ce8\u610f\u529b\u673a\u5236\u5df2\u7ecf\u6210\u529f\u5730\u5e94\u7528\u4e8e\u8bed\u4e49\u5206\u5272\u3002\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u5206\u4e3a\u4e24\u7c7b\uff1a\u4e00\u79cd\u662f\u5229\u7528\u6ce8\u610f\u529b\u673a\u5236\u5728\u901a\u9053\u7ef4\u5ea6\u4e0a\u9009\u62e9\u6709\u610f\u4e49\u7684\u7279\u5f81<\/strong>\uff08\u4f8b\u5982\uff0cPAN[14]\u5728\u660e\u667a\u5730\u9009\u62e9\u7cbe\u786e\u7684\u7279\u5f81\u9891\u9053\u4e4b\u524d\uff0c\u4f7f\u7528\u5168\u5c40\u6ce8\u610f\u529b\u6a21\u5757\u4f5c\u4e3a\u4e0a\u4e0b\u6587\u3002\u6ce8\u610fU-net[15]\u4f7f\u7528\u901a\u9053\u6ce8\u610f\u6a21\u5757\u6765\u63a7\u5236\u901a\u9053\u7ef4\u5ea6\u4e0a\u9ad8\u7ea7\u548c\u4f4e\u7ea7\u7279\u5f81\u7684\u878d\u5408\uff09\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5e76\u6ca1\u6709\u8003\u8651\u5230\u5728\u7a7a\u95f4\u7ef4\u5ea6\u4e0a\u589e\u5f3a\u7279\u5f81\u8868\u793a\u3002\u53e6\u4e00\u79cd\u662f\u81ea\u6211\u6ce8\u610f\u673a\u5236<\/strong>\uff0c\u5b83\u901a\u8fc7\u52a0\u6743\u548c\u6240\u6709\u5176\u4ed6\u4f4d\u7f6e\u7684\u7279\u5f81\u6765\u8ba1\u7b97\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u7279\u5f81\u8868\u793a\u3002\u8fd9\u6837\u5c31\u53ef\u4ee5\u5bf9\u4efb\u52a1\u7684\u8bed\u4e49\u4fe1\u606f\u8fdb\u884c\u957f\u8303\u56f4\u7684\u5206\u5272\u3002\u4e0d\u8fc7\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u5728\u6a21\u578b\u5c3a\u5bf8\u4e0a\u6bd4\u8f83\u590d\u6742\uff0c\u8ba1\u7b97\u6548\u7387\u4f4e\u4e0b\uff0c\u8fd9\u5c06\u7ed9\u6d77\u91cf\u9065\u611f\u56fe\u50cf\u7684\u5904\u7406\u5e26\u6765\u5f88\u5927\u7684\u6311\u6218\u3002<\/p>\n\n\n\n

5\u3001\u6587\u4e2d\u91c7\u7528\u4e24\u4e2a\u5305\u542b\u7a7a\u95f4\u6ce8\u610f\u548c\u901a\u9053\u6ce8\u610f\u7684\u8f7b\u91cf\u7ea7\u6ce8\u610f\u6a21\u5757\u5bf9HRRSIs\u8fdb\u884c\u8bed\u4e49\u5206\u5272\u3002\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u5bf9HRRSIs\u7684\u7a7a\u95f4\u7279\u5f81\u8fdb\u884c\u5efa\u6a21\uff0c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u6355\u83b7\u9700\u8981\u589e\u5f3a\u7684\u5185\u5bb9\u3002\u6574\u5408\u8fd9\u4e24\u4e2a\u6ce8\u610f\u6a21\u5757\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u8bed\u4e49\u5207\u5206\u7684\u51c6\u786e\u6027\u3002<\/p>\n\n\n\n

2.2 Method<\/h1>\n\n\n\n

2.2.1 SCAttNet\u7ed3\u6784<\/h2>\n\n\n\n

\u6240\u63d0\u51fa\u7684\u8bed\u4e49\u5206\u5272\u7f51\u7edc\u5982\u56fe\u6240\u793a\u3002<\/p>\n\n\n\n

\u5b83\u7531\u4e24\u90e8\u5206\u7ec4\u6210\uff1a\u7279\u5f81\u63d0\u53d6\u4e3b\u5e72\u548c\u6ce8\u610f\u529b\u6a21\u5757\u3002\u6ce8\u610f\u6a21\u5757\u7531\u901a\u9053\u6ce8\u610f\u6a21\u5757\u548c\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u7ea7\u8054\u800c\u6210\u3002\u5bf9\u4e8e\u8f93\u5165\u7684\u9065\u611f\u56fe\u50cf\u6570\u636e\uff0c\u9996\u5148\u4f7f\u7528\u9aa8\u5e72\u7f51\u8fdb\u884c\u7279\u5f81\u63d0\u53d6\u3002\u7136\u540e\u5c06\u63d0\u53d6\u51fa\u6765\u7684\u7279\u5f81\u6620\u5c04\u8f93\u5165\u5230\u901a\u9053\u6ce8\u610f\u6a21\u5757\u4e2d\uff0c\u5bf9\u901a\u9053\u4e2d\u7684\u7279\u5f81\u8fdb\u884c\u7ec6\u5316\u3002\u7136\u540e\uff0c\u5c06\u6539\u8fdb\u540e\u7684\u901a\u9053\u7279\u5f81\u56fe\u9988\u9001\u5230\u7a7a\u95f4\u6ce8\u610f\u529b\u6a21\u5757\u4e2d\uff0c\u5728\u7a7a\u95f4\u8f74\u4e0a\u8fdb\u884c\u7ec6\u5316\u3002\u6700\u540e\u901a\u8fc7\u5377\u79ef\u548cSoftMax\u64cd\u4f5c\u5f97\u5230\u8bed\u4e49\u5206\u5272\u7ed3\u679c\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

2.2.2 \u7279\u5f81\u63d0\u53d6\u67b6\u6784<\/h2>\n\n\n\n

\u8bba\u6587\u4f7f\u7528\u4e86\u4e24\u4e2a\u5177\u6709\u4ee3\u8868\u6027\u7684\u4e3b\u5e72\u8fdb\u884c\u7279\u5f81\u63d0\u53d6\uff1aSegNet\u548cResNet50\uff0c\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u63d0\u51fa\u4e86\u4e24\u79cd\u7f51\u7edc\uff1a\u4ee5SegNet\u4e3a\u4e3b\u5e72\u7684SCAttNet V1\u548c\u4ee5ResNet50\u4e3a\u4e3b\u5e72\u7684SCAttNet V2\u3002<\/p>\n\n\n\n

\u5bf9\u4e8eSegNet\u7f51\u7edc\uff0c\u5b83\u4f5c\u4e3a\u9065\u611f\u56fe\u50cf\u8bed\u4e49\u5206\u5272\u7684\u57fa\u672c\u6a21\u578b\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\uff0c\u53d6\u5f97\u4e86\u826f\u597d\u7684\u8bed\u4e49\u5206\u5272\u6548\u679c\uff1b\uff08\u4f8b\u5982\uff0cAudebert\u7b49\u4eba[11]\u57fa\u4e8eSegNet\u7f51\u7edc\uff0c\u7ed3\u5408\u591a\u6a21\u6001\u6570\u636e\uff0c\u5728ISPRS Vaihingen\u6570\u636e\u96c6\u4e0a\u5b9e\u73b0\u4e86\u6700\u5148\u8fdb\u7684\u8bed\u4e49\u5206\u5272\u7ed3\u679c\uff09<\/p>\n\n\n\n

ResNet50\u4e5f\u662f\u8bed\u4e49\u5206\u5272\u4efb\u52a1\u4e2d\u7684\u5e38\u89c1\u67b6\u6784\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u6784\u5efa\u4e00\u4e2a\u5177\u6709\u5e7f\u6cdb\u63a5\u53d7\u57df\u7684\u6df1\u5c42\u6a21\u578b\u3002\u5728\u8bba\u6587\u4e2d\u7684\u5de5\u4f5c\u4e2d\uff0c\u5bf9ResNet50\u4f7f\u7528\u4e868\u6b21\u4e0b\u91c7\u6837\u3002<\/p>\n\n\n\n

\u4e0eSegNet\u548cResNet50\u7f51\u7edc\u4e0d\u540c\uff0c\u8bba\u6587\u4e0d\u76f4\u63a5\u5229\u7528\u6700\u540e\u4e00\u5c42\u7684\u7279\u5f81\u8fdb\u884c\u8bed\u4e49\u63a8\u7406\uff0c\u800c\u662f\u5c06\u6700\u540e\u4e00\u5c42\u7684\u7279\u5f81\u6620\u5c04\u8f93\u5165\u5230\u6ce8\u610f\u529b\u6a21\u5757\u8fdb\u884c\u7279\u5f81\u7ec6\u5316\uff0c\u7136\u540e\u8fdb\u884c\u8bed\u4e49\u63a8\u7406\u3002\uff08\u6709\u5229\u4e8e\u5b66\u4e60\u66f4\u597d\u7684\u7279\u5f81\u8868\u8fbe\uff09<\/p>\n\n\n\n

2.2.3 \u6ce8\u610f\u529b\u6a21\u5757<\/h2>\n\n\n\n

1\u3001\u901a\u9053\u6ce8\u610f\u529b\u6a21\u5757<\/strong><\/p>\n\n\n\n

\u7ed9\u51fa\u4e00\u5e45\u9ad8\u5206\u8fa8\u7387\u9065\u611f\u56fe\u50cf\uff0c\u7ecf\u8fc7\u51e0\u4e2a\u5377\u79ef\u5c42\u4e4b\u540e\uff0c\u5b83\u5c06\u4ea7\u751f\u4e00\u5e45\u591a\u901a\u9053\u7279\u5f81\u56fe<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\uff08\u5176\u4e2dC\uff0cH\uff0cW\u8868\u793a\u901a\u9053\u6570\uff0c\u7279\u5f81\u56fe\u9ad8\u5ea6\u548c\u5bbd\u5ea6)\u3002\u6bcf\u4e2a\u901a\u9053\u7684\u7279\u5f81\u56fe\u6240\u8868\u8fbe\u7684\u4fe1\u606f\u662f\u4e0d\u540c\u7684\u3002<\/p>\n\n\n\n

\u6ce8\u610f\u529b\u901a\u9053\u7684\u76ee\u7684<\/strong>\uff1a\u662f\u5229\u7528\u6bcf\u4e2a\u901a\u9053\u4e4b\u95f4\u7684\u5173\u7cfb\u7279\u5f81\u6620\u5c04\u5b66\u4e60\u4e00\u4e2a1D\u6743\u503c\uff08\u901a\u9053\u6ce8\u610f\u529b\u673a\u5236<\/strong>\uff0c\u4e00\u79cd\u8ba9\u6a21\u578b\u81ea\u52a8\u5b66\u4e60\u5404\u7279\u5f81\u901a\u9053\u91cd\u8981\u6027\u7684\u6280\u672f\uff09<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u7136\u540e\u5c06\u5176\u4e58\u4ee5\u76f8\u5e94\u7684\u901a\u9053\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5b83\u5c31\u53ef\u4ee5\u66f4\u52a0\u5173\u6ce8\u5f53\u524d\u4efb\u52a1\u4e2d\u6709\u610f\u4e49\u7684\u8bed\u4e49\u4fe1\u606f\u3002\u4e3a\u4e86\u5b66\u4e60\u6709\u6548\u7684\u6743\u91cd\u8868\u793a\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7\u5168\u5c40\u5e73\u5747\u6c60\u548c\u5168\u5c40\u6700\u5927\u6c60\u6765\u805a\u5408\u7a7a\u95f4\u7ef4\u5ea6\u4fe1\u606f\uff0c\u4e3a\u6bcf\u4e2a\u901a\u9053\u751f\u6210\u4e24\u4e2a\u7279\u5f81\u63cf\u8ff0\u7b26\u3002<\/p>\n\n\n\n

\u7136\u540e\u5c06\u8fd9\u4e24\u4e2a\u7279\u5f81\u63cf\u8ff0\u5668\u8f93\u5165\u4e00\u4e2a\u5177\u6709\u4e00\u4e2a\u9690\u85cf\u5c42\uff08\u5176\u4e2d\u9690\u85cf\u5c42\u5355\u5143\u6570\u4e3aC\/8\uff09\u7684\u5171\u4eab\u591a\u5c42\u611f\u77e5\u5668\uff0c\u751f\u6210\u66f4\u5177\u4ee3\u8868\u6027\u7684\u7279\u5f81\u5411\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u901a\u8fc7\u5143\u7d20\u6c42\u548c\u8fd0\u7b97\u5408\u5e76\u8f93\u51fa\u7279\u5f81\u5411\u91cf\u3002\u6700\u540e\uff0c\u5229\u7528sigmoid\u51fd\u6570\uff0c\u5f97\u5230\u6700\u7ec8\u7684\u901a\u9053\u6ce8\u610f\u56fe\u3002\u5176\u6d41\u7a0b\u56fe\u3001\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

2\u3001\u7a7a\u95f4\u6ce8\u610f\u529b\u6a21\u5757<\/strong><\/p>\n\n\n\n

\u5bf9\u4e8e\u7a7a\u95f4\u6ce8\u610f\uff0c\u5b83\u4fa7\u91cd\u4e8e\u5bf9\u5f53\u524d\u4efb\u52a1\u6709\u4ef7\u503c\u7684\u5730\u65b9\u3002\u5728\u9ad8\u5206\u8fa8\u7387\u9065\u611f\u5f71\u50cf\u4e2d\uff0c\u5730\u7269\u7684\u8868\u73b0\u5f62\u5f0f\u591a\u6837\uff0c\u5206\u5e03\u590d\u6742\u3002\u56e0\u6b64\uff0c\u5229\u7528\u7a7a\u95f4\u6ce8\u610f\u6709\u52a9\u4e8e\u805a\u96c6\u7a7a\u95f4\u4fe1\u606f\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u5c0f\u578b\u5730\u9762\u7269\u4f53\u3002\u7a7a\u95f4\u6ce8\u610f\u5229\u7528\u4e0d\u540c\u7a7a\u95f4\u4f4d\u7f6e\u4e4b\u95f4\u7684\u5173\u7cfb\u6765\u5b66\u4e60\u4e8c\u7ef4\u7a7a\u95f4\u6743\u91cd\u56feWs\uff0c\u7136\u540e\u5c06\u5176\u4e58\u4ee5\u76f8\u5e94\u7684\u7a7a\u95f4\u4f4d\u7f6e\u4ee5\u5b66\u4e60\u66f4\u5177\u4ee3\u8868\u6027\u7684\u7279\u5f81\u3002\u4e3a\u4e86\u6709\u6548\u5730\u5b66\u4e60\u7a7a\u95f4\u6743\u91cd\u5173\u7cfb\uff0c\u9996\u5148\u901a\u8fc7\u5168\u5c40\u5e73\u5747\u6c60\u548c\u5168\u5c40\u6700\u5927\u6c60\u64cd\u4f5c\u4e3a\u6bcf\u4e2a\u7a7a\u95f4\u4f4d\u7f6e\u751f\u6210\u4e24\u4e2a\u7279\u5f81\u63cf\u8ff0\u7b26\u3002\u7136\u540e\u5c06\u4e24\u4e2a\u7279\u5f81\u63cf\u8ff0\u5b50\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u901a\u8fc77\u00d77\u5377\u79ef\u8fd0\u7b97\u751f\u6210\u7a7a\u95f4\u6ce8\u610f\u56fe\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2asigmoid\u51fd\u6570\u5c06\u7a7a\u95f4\u6ce8\u610f\u6620\u5c04\u7f29\u653e\u52300\u223c1\u3002\u5176\u6d41\u7a0b\u56fe\u3001\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u5176\u4e2d\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u4e0a\u56fe\u4ee3\u88687\u00d77\u5377\u79ef\u6838\u5927\u5c0f\u7684\u5377\u79ef\u64cd\u4f5c<\/p>\n\n\n\n

\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u8ba1\u7b97\u51fa\uff0c\u5bf9\u4e8e\u6211\u4eec\u7684scattnetv1\u548cscattnetv2\uff0c\u6ce8\u610f\u6a21\u5757\u7684\u53c2\u6570\u6570\u76ee\u975e\u5e38\u5c0f\uff0c\u4ee5\u81f3\u4e8e\u53ef\u4ee5\u5ffd\u7565\u5b83\u4eec\u3002\u5177\u4f53\u800c\u8a00\uff0c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u7684\u53c2\u6570\u4e2a\u6570\u4e3aC\u00d7C\/4\uff08C\u4e3a\u901a\u9053\u6570\uff09\uff0c\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u7684\u53c2\u6570\u4e2a\u6570\u4e3a98\u3002\u53e6\u5916\uff0c\u6211\u4eec\u53ea\u5728\u4e3b\u5e72\u7f51\u7684\u7ec8\u7aef\u5c42\u589e\u52a0\u4e86\u6ce8\u610f\u6a21\u5757\uff0c\u56e0\u6b64\u5f88\u5c11\u7ed9\u6211\u4eec\u7684\u7f51\u7edc\u5e26\u6765\u8ba1\u7b97\u590d\u6742\u5ea6\u3002<\/p>\n\n\n\n

\u5728\u672c\u7814\u7a76\u4e2d\uff0c\u6211\u4eec\u9075\u5faaWoo\u7684\u65b9\u6cd5\u5bf9\u8fd9\u4e24\u4e2a\u6ce8\u610f\u6a21\u5757\u8fdb\u884c\u6574\u5408\u3002\u9996\u5148\uff0c\u5229\u7528\u901a\u9053\u6ce8\u610f\u5728\u6bcf\u4e00\u5c42\u9009\u62e9\u6709\u610f\u4e49\u7684\u7279\u5f81\u6620\u5c04\uff0c\u7136\u540e\u5229\u7528\u7a7a\u95f4\u6ce8\u610f\u5728\u6bcf\u4e2a\u7279\u5f81\u6620\u5c04\u4e2d\u9009\u62e9\u76f8\u5f53\u6570\u91cf\u7684\u795e\u7ecf\u5143\u6d3b\u52a8\uff0c\u6709\u5229\u4e8e\u63d0\u53d6\u66f4\u6709\u4ef7\u503c\u7684\u7279\u5f81\u8868\u8fbe\u3002<\/p>\n\n\n\n

2.3 \u5b9e\u9a8c<\/h1>\n\n\n\n

\u5728\u672c\u8282\u4e2d\uff0c\u5c06\u8bc4\u4f30\u4e86\u8bba\u6587\u7684\u7f51\u7edc\u5728ISPRS Vaihingen\u548cISPRS Potsdam\u6570\u636e\u96c6\u4e2d\u7684\u6027\u80fd<\/p>\n\n\n\n

2.3.1 \u6570\u636e\u96c6\u548c\u8bc4\u4f30\u6307\u6807<\/h2>\n\n\n\n

ISPRS Vaihingen\u6570\u636e\u96c6\u5305\u542b33\u4e2a\u6b63\u5c04\u5f71\u50cf\u56fe\u548c\u76f8\u5173\u7684DSMs\uff08DSMs\u89e3\u91ca\u5728\u6587\u7ae0\u4e0b\u65b9\uff09\u3002\u5176\u4e2d16\u4e2a\u88ab\u8d34\u4e0a\u6807\u7b7e\u3002\u56fe\u50cf\u5e73\u5747\u5c3a\u5bf8\u4e3a2494\u00d72064\uff0c\u5206\u8fa8\u7387\u4e3a9cm\u3002\u6bcf\u5e45\u56fe\u50cf\u5305\u542b\u4e09\u4e2a\u6ce2\u6bb5\uff1a\u8fd1\u7ea2\u5916\u6ce2\u6bb5\u3001\u7ea2\u8272\u6ce2\u6bb5\u548c\u7eff\u8272\u6ce2\u6bb5\u3002\u6b64\u5916\uff0c\u5b83\u8fd8\u5305\u62ec\u516d\u4e2a\u7c7b\u522b\uff1a\u4e0d\u900f\u6c34\u7684\u8868\u9762\u3001\u5efa\u7b51\u7269\u3001\u4f4e\u690d\u88ab\u3001\u6811\u6728\u3001\u6c7d\u8f66\u548c\u6742\u7269\/\u80cc\u666f\u3002<\/p>\n\n\n\n

ISPRS Potsdam\u6570\u636e\u96c6\u5305\u542b38\u4e2a\u6b63\u5c04\u5f71\u50cf\u56fe\u548c\u76f8\u5173\u7684\u6807\u51c6\u5316DSMs\u3002\u5176\u4e2d24\u4e2a\u88ab\u8d34\u4e0a\u6807\u7b7e\u3002\u6bcf\u5e45\u56fe\u50cf\u5c3a\u5bf8\u4e3a6000\u00d76000\uff0c\u5206\u8fa8\u7387\u4e3a5cm\u3002\u6bcf\u5e45\u56fe\u50cf\u5305\u542b\u56db\u4e2a\u6ce2\u6bb5\uff1a\u8fd1\u7ea2\u5916\u3001\u7ea2\u8272\u3001\u7eff\u8272\u548c\u84dd\u8272\u6ce2\u6bb5\u3002\u5b83\u6709\u4e0eISPRS Vaihingen\u6570\u636e\u96c6\u76f8\u4f3c\u7684\u7c7b\u522b\u3002<\/p>\n\n\n\n

\u4e3a\u4e86\u8bc4\u4f30\u6240\u63d0\u51fa\u7684\u6a21\u578b\uff0c\u4f7f\u7528\u4e09\u4e2a\u8bc4\u4f30\u6307\u6807\u6765\u8bc4\u4f30\u8bed\u4e49\u5206\u5272\u7684\u6027\u80fd\uff0c\u5305\u62ec\u5e73\u5747\u4ea4\u53c9\u5408\u5e76\u533a\u95f4\uff08MIoU\uff09\u3001\u5e73\u5747F1\u5206\u6570\uff08AF\uff09\u548c\u603b\u4f53\u51c6\u786e\u5ea6\uff08OA\uff09\u3002<\/p>\n\n\n\n

2.3.2 \u5b9e\u65bd\u7ec6\u8282<\/h2>\n\n\n\n

\u8003\u8651\u5230\u5b9e\u9645\u4e2d\u5f88\u591a\u9065\u611f\u6570\u636e\u96c6\u90fd\u6ca1\u6709DSMs\uff0c\u6211\u4eec\u5728\u5b9e\u9a8c\u4e2d\u6ca1\u6709\u4f7f\u7528\u8fd9\u4e9b\u6570\u636e\u96c6\uff0c\u56e0\u4e3a\u5b83\u4eec\u5177\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u4ef7\u503c\u3002\u5bf9\u4e8eISPRS Vaihingen\u6570\u636e\u96c6\uff0c\u6211\u4eec\u5c06\u6807\u8bb0\u6570\u636e\u96c6\u5206\u4e3a\u4e24\u90e8\u5206\uff0c\u5176\u4e2d\uff08ID 30\u300132\u300134\u300137\uff09\u7528\u4e8e\u8bc4\u4f30\u7f51\u7edc\u6027\u80fd\uff0c\u5176\u4f5912\u5e45\u56fe\u50cf\u7528\u4e8e\u8bad\u7ec3\u3002\u7531\u4e8eVaihingen\u6570\u636e\u96c6\u7684\u6570\u91cf\u8f83\u5c11\uff0c\u4e3a\u4e86\u9632\u6b62\u8fc7\u5ea6\u62df\u5408\uff0c\u6211\u4eec\u9996\u5148\u5c06\u8bad\u7ec3\u6570\u636e\u96c6\u968f\u673a\u88c1\u526a\u6210256\u00d7256\u5927\u5c0f\uff0c\u7136\u540e\u901a\u8fc7\u65cb\u8f6c\u548c\u5e73\u79fb\u64cd\u4f5c\u5bf9\u6570\u636e\u8fdb\u884c\u6269\u5c55\uff0c\u6700\u540e\u5f97\u523012000\u4e2apatch\u7528\u4e8e\u8bad\u7ec3\u3002Potsdam\u6570\u636e\u96c6\u4e5f\u5206\u4e3a\u4e24\u90e8\u5206\uff0c\u5176\u4e2d\uff08ID 2_12\u30013_12\u30014_12\u30015_12\u30016_12\u30017_12\uff09\u7528\u4e8e\u6d4b\u8bd5\uff0c\u5176\u4f5918\u5e45\u56fe\u50cf\u7528\u4e8e\u8bad\u7ec3\u3002\u4e4b\u540e\uff0c\u6211\u4eec\u968f\u673a\u88c1\u526a\u5f97\u523027000\u4e2a256\u00d7256\u7684patch\u7528\u4e8e\u8bad\u7ec3\u3002<\/p>\n\n\n\n

\u6211\u4eec\u4ece\u5934\u5f00\u59cb\u8bad\u7ec3\u6240\u6709\u7684\u6a21\u578b\uff0c\u6ca1\u6709\u4efb\u4f55\u9644\u52a0\u7684\u529f\u80fd\u3002\u5305\u62ecFCN-32s\u3001FCN-8s\u3001Unet\u3001SegNet\u3001G-FRNet\u7b49\u578b\u53f7\u5747\u91c7\u7528VGG-16\u4f5c\u4e3a\u6846\u67b6\u3002\u5bf9\u4e8eRefineNet\u548cDeepLabv3+\uff0c\u91c7\u7528ResNet50\u4e3a\u4e3b\u5e72\uff0cRefineNet\u964d\u91c7\u683732\u6b21\uff0cDeepLabv3+\u91c7\u75288\u6b21\u4e0b\u91c7\u6837\u4f5c\u4e3a\u539f\u7a3f\u3002\u6211\u4eec\u8fd8\u91c7\u7528ResNet50\u4f5c\u4e3a\u4e3b\u5e72\uff0c\u5bf9CBAM\u8fdb\u884c\u4e868\u6b21\u7684\u964d\u91c7\u6837\u3002\u4e3a\u4e86\u8bad\u7ec3\u6240\u63d0\u51fa\u7684SCAttNet V1\uff0c\u6211\u4eec\u5c06Vaihingen\u548cPotsdam\u6570\u636e\u96c6\u4e0a\u7684SCAttNet V1\u7684\u5b66\u4e60\u901f\u7387\u5206\u522b\u8bbe\u7f6e\u4e3a1e-3\u548c1e-4\u3002\u4e3a\u4e86\u8bad\u7ec3SCAttNet V2\uff0c\u6211\u4eec\u5c06\u4e24\u4e2a\u6570\u636e\u96c6\u4e0a\u7684SCAttNet V2\u7684\u5b66\u4e60\u901f\u7387\u8bbe\u7f6e\u4e3a1e-3\u3002\u6a21\u578b\u5747\u91c7\u7528Adam\u4f5c\u4e3a\u4f18\u5316\u5668\uff0c\u4ea4\u53c9\u71b5\u4f5c\u4e3a\u635f\u5931\u51fd\u6570\u3002\u8bad\u7ec3\u671f\u8bbe\u7f6e\u4e3a50\u3002\u8003\u8651\u5230\u8ba1\u7b97\u8d44\u6e90\u6709\u9650\uff0c\u6279\u5927\u5c0f\u8bbe\u7f6e\u4e3a16\u3002\u4e3a\u4e86\u6d4b\u8bd5\u4ee5\u4e0a\u7684\u6240\u6709\u6a21\u578b\uff0c\u6211\u4eec\u53ea\u4f7f\u7528\u4e00\u4e2a\u4e0d\u91cd\u53e0\u7684\u6ed1\u52a8\u7a97\u53e3\u6765\u88c1\u526a\u56fe\u50cf\uff0c\u7136\u540e\u7f1d\u5408\u5728\u4e00\u8d77\u3002\u6211\u4eec\u5728Tensorflow\u5e73\u53f0\u4e0a\uff0c\u7528NVIDIA 1080Ti GPU\u8fdb\u884c\u4e86\u6240\u6709\u5b9e\u9a8c\u3002<\/p>\n\n\n\n

2.3.3 Vaihingen\u6570\u636e\u96c6\u4e0a\u7684\u7ed3\u679c<\/h2>\n\n\n\n

\u4e0b\u8868\u8bb0\u5f55\u4e86ISPRS Vaihingen\u6570\u636e\u96c6\u7684\u8bed\u4e49\u5206\u5272\u3002\u6211\u4eec\u91c7\u7528\u7684\u505a\u6cd5\uff0c\u4e0d\u62a5\u544a\u6742\u6ce2\/\u80cc\u666f\u7c7b\u7684\u51c6\u786e\u6027\uff0c\u56e0\u4e3aVaihingen\u6570\u636e\u96c6\u6709\u8f83\u5c11\u7684\u6742\u6ce2\/\u80cc\u666f\u3002\u4ece\u88681\u7684\u5b9e\u9a8c\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u8fc7\u4fe1\u9053\u6ce8\u610f\u6a21\u5757\uff0cMIoU\u3001AF\u3001OA\u8f83\u539f\u59cbSegNet\u589e\u52a0\u4e861.4%\u30011.25%\u30010.56%\u3002\u8fd9\u8bf4\u660e\u4fe1\u9053\u6ce8\u610f\u6a21\u5757\u6355\u83b7\u6709\u610f\u4e49\u8bed\u4e49\u4fe1\u606f\u7684\u6709\u6548\u6027;\u5728\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u7684\u5e2e\u52a9\u4e0b\uff0c\u6c7d\u8f66\u7b49\u5c0f\u7269\u4f53\u7684IoU\u3001 f1\u5f97\u5206\u63d0\u9ad8\u4e863.08%\u30013.21%\u3002\u8fd9\u8bf4\u660e\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u5728\u539f\u59cb\u56fe\u50cf\u5c0f\u76ee\u6807\u4e3a32\u500d\u4e0b\u91c7\u6837\u7684\u60c5\u51b5\u4e0b\uff0c\u4ecd\u80fd\u805a\u5408\u66f4\u591a\u7684\u4f4d\u7f6e\u4fe1\u606f\u3002\u867d\u7136\u4e0d\u900f\u6c34\u8868\u9762\u3001\u5efa\u7b51\u7269\u548c\u6811\u6728\u7c7b\u7684\u7cbe\u5ea6\u7565\u6709\u4e0b\u964d\uff0c\u4f46\u5c06\u901a\u9053\u7ec6\u5316\u7279\u5f81\u8f93\u5165\u7a7a\u95f4\u6ce8\u610f\u6a21\u5757\u540e\uff0cMIoU\u3001AF\u4ecd\u6bd4\u539f\u59cbSegNet\u589e\u52a0\u4e862.9%\u30012.59%\u3002\u6b64\u5916\uff0c\u5728SCAttNet V2\u4e2d\uff0cMIoU\u3001AF\u3001OA\u8f83\u57fa\u7ebf\u6a21\u578bResNet50\u589e\u52a01.21%\u30010.83%\u30010.90%\u3002\u6b64\u5916\uff0c\u6211\u4eec\u53d1\u73b0\u5728FCN-32s\u4e2d\uff0ccarcategory\u7684\u51c6\u786e\u7387\u8f83\u4f4e\uff0c\u4f46\u662fFCN-8s\u4e2d\u7684carcategory\u76f8\u6bd4FCN-32s\u6709\u4e86\u5f88\u5927\u7684\u63d0\u9ad8\uff0c\u8fd9\u8bf4\u660e\u4e86\u4f4e\u5c42\u7279\u5f81\u5bf9\u4e8e\u5c0f\u76ee\u6807\u5206\u5272\u7684\u91cd\u8981\u6027\u3002<\/p>\n\n\n\n

\u4e3a\u4e86\u6bd4\u8f83\u8bed\u4e49\u5206\u5272\u7ed3\u679c\uff0c\u6211\u4eec\u5bf9ID32\u7684\u8bed\u4e49\u5206\u5272\u7ed3\u679c\u8fdb\u884c\u53ef\u89c6\u5316\u3002\u53ef\u89c6\u5316\u7ed3\u679c\u4e0b\u56fe\u7b2c\u4e00\u884c\u6240\u793a\u3002\u6211\u4eec\u53ef\u4ee5\u770b\u5230\uff0c\u6211\u4eec\u7684SCAttNet V1\u6bd4\u539f\u59cb\u7684SegNet\u6a21\u578b\u83b7\u5f97\u4e86\u66f4\u591a\u7684\u76f8\u5e72\u7ed3\u679c\u3002\u6b64\u5916\uff0c\u6211\u4eec\u7684\u6a21\u578b\u53ef\u4ee5\u66f4\u51c6\u786e\u5730\u63a8\u65ad\u51fa\u5c0f\u7684\u76ee\u6807\u533a\u57df\uff0c\u6bd4\u5982\u56fe\u50cf\u4e2d\u95f4\u7684\u6c7d\u8f66\u3002\u6211\u4eec\u8fd8\u6d4b\u8bd5\u4e86ID32\u533a\u57df\u7684\u51c6\u786e\u6027\u3002SegNet\u7684MIoU\u3001AF\u3001OA\u4e3a60.57%\u300174.01%\u300182.78%\uff0c\u800c\u6211\u4eec\u7684SCAttNet V1\u7684\u4e3a64.92%\u300177.74%\u300185.49%\u3002\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u6211\u4eec\u7684\u7f51\u7edc\u53ef\u4ee5\u901a\u8fc7\u6709\u6548\u5730\u52a0\u5165\u6ce8\u610f\u6a21\u5757\u6765\u63d0\u9ad8\u8bed\u4e49\u5206\u5272\u7684\u51c6\u786e\u7387\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

2.3.4\u00a0Potsdam\u6570\u636e\u96c6\u4e0a\u7684\u7ed3\u679c<\/h2>\n\n\n\n

\u4e0b\u8868\u8bb0\u5f55\u4e86ISPRS Potsdam\u6570\u636e\u96c6\u7684\u8bed\u4e49\u5206\u5272\u7ed3\u679c\u3002\u4ece\u8bed\u4e49\u5206\u5272\u7ed3\u679c\u6765\u770b\uff0c\u63d0\u51fa\u7684SCAttNet V2\u6a21\u578b\u4f18\u4e8e\u6bd4\u8f83\u6a21\u578b\u3002\u6b64\u5916\uff0c\u5b83\u5728MIoU\u3001AF\u3001OA\u6307\u6807\u4e0a\u6bd4ResNet50\u4f5c\u4e3a\u57fa\u51c6\u6a21\u578b\u9ad8\u51fa1.12%\u30011.08%\u30011.03%\u3002\u5728SCAttNet V1\u4e2d\uff0cMIoU\u3001AF\u3001OA\u4e0e\u4f5c\u4e3a\u57fa\u51c6\u6a21\u578b\u7684SegNet\u76f8\u6bd4\u5206\u522b\u589e\u52a0\u4e862.08%\u30011.74%\u548c1.35%\u3002\u4ece\u800c\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86\u6ce8\u610f\u6a21\u5757\u7684\u6709\u6548\u6027\u3002<\/p>\n\n\n\n

\u4e0a\u56fe\u7684\u7b2c\u4e8c\u884c\u662fISPRS Potsdam\u6570\u636e\u96c6ID 5_12\u533a\u57df\u7684\u53ef\u89c6\u5316\u7ed3\u679c\u3002\u4e0e\u6bd4\u8f83\u6a21\u578b\u76f8\u6bd4\uff0c\u6211\u4eec\u63d0\u51fa\u7684\u7f51\u7edc\u5728\u5efa\u7b51\u533a\u57df\u53d6\u5f97\u4e86\u8f83\u597d\u7684\u5206\u5272\u6548\u679c\uff0c\u7279\u522b\u662f\u5728\u907f\u514d\u80cc\u666f\u5e72\u6270\u65b9\u9762\u3002\u6211\u4eec\u8fd8\u6d4b\u8bd5\u4e86\u8bed\u4e49\u5206\u5272\u7684\u6027\u80fd\u3002SegNet\u7f51\u7edc\u7684MIoU\u3001AF\u3001OA\u4e3a57.19%\u300168.87%\u300183.81%\uff0c\u800cSCAttNet V1\u7f51\u7edc\u7684MIoU\u3001AF\u3001OA\u4e3a59.50%\u300171.16%\u300185.04%\u3002\u6211\u4eec\u53d1\u73b0\uff0c\u4e0e\u6bd4\u8f83\u6a21\u578b\u76f8\u6bd4\uff0c\u6211\u4eec\u7684\u7f51\u7edc\u5728\u6240\u6709\u4e09\u4e2a\u6307\u6807\u4e0a\u90fd\u8fbe\u5230\u4e86\u66f4\u9ad8\u7684\u7cbe\u5ea6\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

2.3.5 \u63d0\u9ad8\u53ef\u89e3\u91ca\u6027\u7684\u5b9a\u91cf\u5206\u6790<\/h2>\n\n\n\n

\u4e3a\u4e86\u5206\u6790\u6ce8\u610f\u529b\u6a21\u5757\u5bf9\u7f51\u7edc\u7684\u589e\u5f3a\uff0c\u6211\u4eec\u5728ISPRS Vaihingen\u6570\u636e\u96c6\u4e0a\u53ef\u89c6\u5316\u4e86SegNet\u7f51\u7edc\u548cSCAttNet V1\u7f51\u7edc\u7684\u7279\u5f81\u8868\u8fbe\u3002\u6211\u4eec\u53ef\u4ee5\u7b80\u5355\u5730\u8986\u76d6\u5728SoftMax\u64cd\u4f5c\u4e4b\u524d\u7684\u7f51\u7edc\u70ed\u56fe\u4e0e\u539f\u59cb\u56fe\u50cf\uff0c\u76f8\u5173\u7684\u533a\u57df\u53ef\u4ee5\u7a81\u51fa\u4e00\u4e2a\u7279\u5b9a\u7684\u7c7b\u522b\u3002\u53ef\u89c6\u5316\u7ed3\u679c\u4e0b\u56fe\u6240\u793a\u3002\u5728\u52a0\u5165\u6ce8\u610f\u6a21\u5757\u540e\uff0c\u6211\u4eec\u7684\u7f51\u7edc\u53ef\u4ee5\u805a\u7126\u4e8e\u8f83\u597d\u5730\u76ee\u6807\u548c\u6291\u5236\u4e86\u5176\u4ed6\u7c7b\u522b\u7684\u5f71\u54cd\u3002\u5982\u56fe3\u7b2c\u4e00\u5217\u6240\u793a\uff0c\u5728\u52a0\u5165attention\u6a21\u5757\u540e\uff0c\u6211\u4eec\u7684\u7f51\u7edc\u53ea\u5728\u6c7d\u8f66\u7c7b\u4e2d\u6709\u8f83\u5f3a\u7684\u54cd\u5e94\uff0c\u800c\u5176\u4ed6\u533a\u57df\u90fd\u662f\u51b7\u8272\u8c03\uff0c\u8fd9\u610f\u5473\u7740\u5176\u4ed6\u533a\u57df\u7684\u76f8\u5173\u6027\u5f88\u4f4e\u3002\u7136\u800c\uff0c\u5728\u539f\u6709\u7684SegNet\u7f51\u7edc\u4e2d\uff0c\u4e0d\u900f\u6c34\u533a\u57df\u4e5f\u8868\u73b0\u51fa\u4e00\u5b9a\u7684\u54cd\u5e94\uff0c\u53ef\u80fd\u4f1a\u5bf9car\u7c7b\u4ea7\u751f\u5e72\u6270\u3002\u6b64\u5916\uff0c\u5982\u56fe3\u7b2c\u4e09\u5217\u7684\u5efa\u7b51\u7c7b\u522b\u6240\u793a\uff0c\u5728\u52a0\u5165attention\u6a21\u5757\u540e\uff0c\u4e0d\u900f\u6c34\u8868\u9762\u79ef\u88ab\u6291\u5236\u3002\u8fd9\u6837\uff0c\u4e0d\u900f\u6c34\u8868\u9762\u79ef\u5c31\u907f\u514d\u5f52\u5165\u5efa\u7b51\u7c7b\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

2.4 \u7ed3\u8bba<\/h1>\n\n\n\n

\u5728\u672c\u7814\u7a76\u4e2d\uff0c\u6211\u4eec\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u57fa\u4e8e\u6ce8\u610f\u6a21\u5757\u7684\u8bed\u4e49\u5206\u5272\u7f51\u7edc\uff0c\u53ef\u4ee5\u81ea\u9002\u5e94\u5730\u7ec6\u5316\u7279\u5f81\u3002\u5728ISPRS Vaihingen\u548cPotsdam\u6570\u636e\u96c6\u4e0a\u7684\u5b9e\u9a8c\u8bc1\u660e\u4e86\u8be5\u65b9\u6cd5\u7684\u6709\u6548\u6027\u3002<\/p>\n\n\n\n

\u7136\u800c\uff0c\u4ecd\u7136\u5b58\u5728\u4e00\u4e9b\u7f3a\u70b9\u3002\u8fd9\u9879\u7814\u7a76\u53ea\u4f7f\u7528\u4e86\u4e24\u4e2a\u5e38\u89c1\u7684\u6ce8\u610f\u6a21\u5757\u3002\u56e0\u6b64\uff0c\u5982\u4f55\u6709\u6548\u5730\u8bbe\u8ba1\u6ce8\u610f\u6a21\u5757\uff0c\u6355\u6349\u66f4\u591a\u7684\u8bed\u4e49\u63a8\u7406\u7279\u5f81\u662f\u672a\u6765\u7814\u7a76\u7684\u4e00\u4e2a\u65b9\u5411\u3002<\/p>\n\n\n\n

3 \u603b\u7ed3<\/h1>\n\n\n\n

1\u3001\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u57fa\u4e8e\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u7684\u8bed\u4e49\u5206\u5272\u7f51\u7edcSCAttNet\uff0c\u7f51\u7edc\u96c6\u6210\u4e86\u8f7b\u91cf\u7ea7\u7684\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\uff0c\u80fd\u591f\u81ea\u9002\u5e94\u5730\u7ec6\u5316\u7279\u5f81\u3002<\/p>\n\n\n\n

2\u3001\u5c06\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u5b66\u4e60\u5230\u7684\u7279\u5f81\u5f62\u8c61\u5316\uff0c\u4ee5\u89e3\u91ca\u4e3a\u4ec0\u4e48\u6211\u4eec\u7684\u65b9\u6cd5\u6709\u6548\u3002<\/p>\n\n\n\n

3\u3001\u5728Vaihingen\u548cPotsdam\u6570\u636e\u96c6\u4e0a\u7684\u5b9e\u9a8c\u8868\u660e\uff0c\u901a\u8fc7\u7a7a\u95f4\u548c\u901a\u9053\u6ce8\u610f\u6a21\u5757\u6765\u5b66\u4e60HRRSIs\u7684\u7279\u5f81\uff0c\u5728\u5c0f\u76ee\u6807\u4e0a\u83b7\u5f97\u7684\u7ed3\u679c\u5f97\u5230\u4e86\u663e\u8457\u6027\u63d0\u5347\u3002<\/p>\n\n\n\n

DSMs<\/h1>\n\n\n\n

\u5728\u9065\u611f\u9886\u57df\uff0cDSMs \u662f\u6307\u6570\u5b57\u8868\u9762\u6a21\u578b\uff08Digital Surface Model\uff09\u3002\u5b83\u662f\u4e00\u79cd\u4e09\u7ef4\u5730\u8868\u6a21\u578b\uff0c\u63cf\u8ff0\u4e86\u5730\u8868\u53ca\u5730\u8868\u4ee5\u4e0a\u7269\u4f53\u9876\u90e8\u7684\u9ad8\u7a0b\u4fe1\u606f\uff0c\u5305\u542b\u4e86\u5730\u8868\u5efa\u7b51\u7269\u3001\u6865\u6881\u3001\u6811\u6728\u7b49\u8981\u7d20\u7684\u9ad8\u5ea6\u3002<\/p>\n\n\n\n

DSMs \u901a\u5e38\u7531\u6fc0\u5149\u96f7\u8fbe\uff08LiDAR\uff09\u6570\u636e\u6216\u901a\u8fc7\u56fe\u50cf\u5339\u914d\u6280\u672f\u4ece\u822a\u7a7a\u5f71\u50cf\u3001\u536b\u661f\u5f71\u50cf\u7b49\u63a8\u5bfc\u751f\u6210\u3002\u4e0e\u53ea\u5305\u542b\u5730\u5f62\u9ad8\u7a0b\u4fe1\u606f\u7684\u6570\u5b57\u9ad8\u7a0b\u6a21\u578b\uff08DEM\uff09\u4e0d\u540c\uff0cDSMs \u80fd\u66f4\u771f\u5b9e\u5730\u53cd\u6620\u5730\u8868\u7684\u5b9e\u9645\u5f62\u6001\uff0c\u53ef\u7528\u4e8e\u57ce\u5e02\u4e09\u7ef4\u5efa\u6a21\u3001\u901a\u4fe1\u57fa\u7ad9\u89c4\u5212\u3001\u690d\u88ab\u8986\u76d6\u5206\u6790\u3001\u592a\u9633\u80fd\u6f5c\u529b\u8bc4\u4f30\u7b49\u9886\u57df<\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

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