{"id":375863,"date":"2021-02-20T18:48:52","date_gmt":"2021-02-20T10:48:52","guid":{"rendered":"http:\/\/4563.org\/?p=375863"},"modified":"2021-02-20T18:48:52","modified_gmt":"2021-02-20T10:48:52","slug":"%e7%94%a8-deeplab-v3%ef%bc%8c%e8%ae%ad%e7%bb%83%e5%9c%9f%e5%9c%b0%e4%b8%83%e5%88%86%e7%b1%bb%e6%a8%a1%e5%9e%8b","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=375863","title":{"rendered":"\u7528 DeepLab-v3+\uff0c\u8bad\u7ec3\u571f\u5730\u4e03\u5206\u7c7b\u6a21\u578b"},"content":{"rendered":"<div>\n<div>\n<div>\n<h1>                  \u7528 DeepLab-v3+\uff0c\u8bad\u7ec3\u571f\u5730\u4e03\u5206\u7c7b\u6a21\u578b               <\/h1>\n<p> <\/p>\n<div>\n<div> <span>\u8cc7\u6df1\u5927\u4f6c : OpenBayesroll <\/span>  <span><i><\/i> 9<\/span> <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div isfirst=\"1\"> 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FCN \u3001SegNet \u548c DeepLab \u3002<\/p>\n<p>1 \u3001\u5168\u5377\u79ef\u7f51\u7edc\uff08 FCN \uff09<\/p>\n<p>\u7279\u6027\uff1a\u7aef\u5230\u7aef\u8bed\u4e49\u5206\u5272 \u4f18\u70b9\uff1a\u4e0d\u9650\u5236\u56fe\u50cf\u5c3a\u5bf8\uff0c\u5177\u6709\u901a\u7528\u6027\u548c\u9ad8\u6548\u7387<\/p>\n<p>\u7f3a\u70b9\uff1a\u65e0\u6cd5\u5feb\u901f\u8fdb\u884c\u5b9e\u65f6\u63a8\u7406\uff0c\u5904\u7406\u7ed3\u679c\u4e0d\u591f\u7cbe\u7ec6\uff0c\u5bf9\u56fe\u50cf\u7ec6\u8282\u4e0d\u654f\u611f<\/p>\n<p>2 \u3001SegNet\u00a0<\/p>\n<p>\u7279\u6027\uff1a\u5c06\u6700\u5927\u6c60\u5316\u6307\u6570\u8f6c\u79fb\u81f3\u89e3\u7801\u5668\u4e2d\uff0c\u6539\u5584\u4e86\u5206\u5272\u5206\u8fa8\u7387 \u4f18\u70b9\uff1a\u8bad\u7ec3\u901f\u5ea6\u5feb\u3001\u6548\u7387\u9ad8\uff0c\u5360\u7528\u5185\u5b58\u5c11 \u7f3a\u70b9\uff1a\u6d4b\u8bd5\u65f6\u4e0d\u662f\u524d\u9988\uff08 feed-forward \uff09\uff0c\u9700\u8981\u4f18\u5316\u6765\u786e\u5b9a MAP \u6807\u7b7e<\/p>\n<p>3 \u3001DeepLab\u00a0<\/p>\n<p>DeepLab \u7531 Google AI \u53d1\u5e03\uff0c\u4e3b\u5f20\u7528 DCNN \u6765\u89e3\u51b3\u8bed\u4e49\u5206\u5272\u4efb\u52a1\uff0c\u5171\u5305\u62ec v1 \u3001v2 \u3001v3 \u3001v3+ \u56db\u4e2a\u7248\u672c\u3002<\/p>\n<p>DeepLab-v1 \u4e3a\u4e86\u89e3\u51b3\u6c60\u5316\u5f15\u8d77\u7684\u4fe1\u606f\u4e22\u5931\u95ee\u9898\uff0c\u63d0\u51fa\u4e86\u7a7a\u6d1e\u5377\u79ef\u7684\u65b9\u5f0f\uff0c\u5728\u589e\u5927\u611f\u53d7\u91ce\u7684\u540c\u65f6\u4e0d\u589e\u52a0\u53c2\u6570\u6570\u91cf\uff0c\u540c\u65f6\u4fdd\u8bc1\u4fe1\u606f\u4e0d\u4e22\u5931\u3002<\/p>\n<p>DeepLab-v2 \u5728 v1 \u7684\u57fa\u7840\u4e0a\uff0c\u589e\u52a0\u4e86\u591a\u5c3a\u5ea6\u5e76\u884c\uff0c\u89e3\u51b3\u4e86\u5bf9\u4e0d\u540c\u5927\u5c0f\u7269\u4f53\u7684\u540c\u65f6\u5206\u5272\u95ee\u9898\u3002<\/p>\n<p>DeepLab-v3 \u5c06\u7a7a\u6d1e\u5377\u79ef\u5e94\u7528\u5728\u4e86\u7ea7\u8054\u6a21\u5757\uff0c\u5e76\u4e14\u6539\u8fdb\u4e86 ASPP \u6a21\u5757\u3002<\/p>\n<p>DeepLab-v3+\u00a0\u5728 encoder-decoder \u7ed3\u6784\u4e0a\u91c7\u7528 SPP \u6a21\u5757\uff0c\u53ef\u4ee5\u6062\u590d\u7cbe\u7ec6\u7684\u7269\u4f53\u8fb9\u7f18\u3002\u7ec6\u5316\u5206\u5272\u7ed3\u679c\u3002<\/p>\n<h3>\u6a21\u578b\u8bad\u7ec3\u51c6\u5907<\/h3>\n<p>\u76ee\u7684\uff1a\u5728 DeepLab-v3+ \u57fa\u7840\u4e0a\uff0c\u5f00\u53d1\u7528\u4e8e\u571f\u5730\u5206\u7c7b\u7684\u00a07 \u5206\u7c7b\u6a21\u578b \u6570\u636e\uff1a\u6e90\u81ea Google Earth \u7684\u00a0304 \u5f20\u67d0\u5730\u533a\u9065\u611f\u56fe\u50cf\u3002\u9664\u539f\u56fe\u5916\uff0c\u8fd8\u5305\u62ec\u7ecf\u8fc7\u4e13\u4e1a\u6807\u6ce8\u7684\u914d\u5957 7 \u5206\u7c7b\u56fe\u30017 \u5206\u7c7b mask \u300125 \u5206\u7c7b\u56fe\u300125 \u5206\u7c7b mask \u56fe\u50cf\u3002\u56fe\u50cf\u5206\u8fa8\u7387\u4e3a 560*560\uff0c\u7a7a\u95f4\u5206\u914d\u7387\u4e3a 1.2m \u3002<\/p>\n<p>\u539f\u56fe\u53ca\u5bf9\u5e94\u00a07 \u5206\u7c7b\u56fe\u62fc\u63a5\u793a\u4f8b\uff0c\u4e0a\u534a\u90e8\u5206\u4e3a\u539f\u56fe\uff0c\u4e0b\u534a\u90e8\u5206\u4e3a\u00a07 \u5206\u7c7b\u56fe<\/p>\n<h3>\u8c03\u53c2\u4ee3\u7801\u5982\u4e0b\uff1a<\/h3>\n<pre><code>net = DeepLabV3Plus(backbone = 'xception') criterion = CrossEntropyLoss() optimizer = optim.SGD(net.parameters(), lr=0.05, momentum=0.9,weight_decay=0.00001)  lr_fc=lambda iteration: (1-iteration\/400000)**0.9 exp_lr_scheduler = lr_scheduler.LambdaLR(optimizer,lr_fc,-1)  <\/code><\/pre>\n<p>\u8bad\u7ec3\u8be6\u60c5<\/p>\n<p>\u7b97\u529b\u9009\u62e9\uff1aNVIDIA T4<\/p>\n<p>\u8bad\u7ec3\u6846\u67b6\uff1aPyTorch V1.2<\/p>\n<p>\u8fed\u4ee3\u6b21\u6570\uff1a600 epoch<\/p>\n<p>\u8bad\u7ec3\u65f6\u957f\uff1a\u7ea6\u4e3a 50h<\/p>\n<p>IoU\uff1a0.8285 \uff08\u8bad\u7ec3\u6570\u636e\uff09<\/p>\n<p>AC\uff1a0.7838 \uff08\u8bad\u7ec3\u6570\u636e\uff09<\/p>\n<p>\u6570\u636e\u96c6\u94fe\u63a5\uff1a<\/p>\n<p>https:\/\/openbayes.com\/console\/openbayes\/datasets\/qiBDWcROayo<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" referrerpolicy=\"no-referrer\" rel=\"noreferrer\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2021\/03\/20210310_60494c4c3cd48.png\" alt=\"\u7528 DeepLab-v3+\uff0c\u8bad\u7ec3\u571f\u5730\u4e03\u5206\u7c7b\u6a21\u578b\" \/><\/p>\n<p>\u8be6\u7ec6\u8bad\u7ec3\u8fc7\u7a0b\u76f4\u8fbe\u94fe\u63a5\uff1a<\/p>\n<p>https:\/\/openbayes.com\/console\/openbayes\/containers\/dOPqM4QBeM6<\/p>\n<h3>\u9065\u611f\u56fe\u50cf\u571f\u5730\u4e03\u5206\u7c7b\u516c\u5171\u6559\u7a0b\u8be6\u60c5<\/h3>\n<p>\u6559\u7a0b\u4f7f\u7528\u00a0<\/p>\n<p>\u6559\u7a0b\u4e2d\u7684\u6837\u4f8b\u5c55\u793a\u6587\u4ef6\u662f predict.ipynb\uff0c\u8fd0\u884c\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4f1a\u5b89\u88c5\u73af\u5883\uff0c\u5e76\u5c55\u793a\u5df2\u6709\u6a21\u578b\u7684\u8bc6\u522b\u6548\u679c\u3002<\/p>\n<p>\u9879\u76ee\u8def\u5f84\u00a0<\/p>\n<ul>\n<li>\u6d4b\u8bd5\u56fe\u7247\u8def\u5f84\uff1a<\/li>\n<\/ul>\n<p>semantic_pytorch\/out\/result\/pic3<\/p>\n<ul>\n<li>\u63a9\u819c\u56fe\u7247\u8def\u5f84\uff1a<\/li>\n<\/ul>\n<p>semantic_pytorch\/out\/result\/label<\/p>\n<ul>\n<li>\u9884\u6d4b\u56fe\u7247\u8def\u5f84\uff1a<\/li>\n<\/ul>\n<p>semantic_pytorch\/out\/result\/predict<\/p>\n<ul>\n<li>\u8bad\u7ec3\u6570\u636e\u5217\u8868\uff1atrain.csv<\/li>\n<\/ul>\n<p>&#8211;\u00a0\u6d4b\u8bd5\u6570\u636e\u5217\u8868\uff1atest.csv<\/p>\n<ul>\n<li>\u4f7f\u7528\u8bf4\u660e\u00a0<\/li>\n<\/ul>\n<p>\u8bad\u7ec3\u6a21\u578b\u8fdb\u5165 semantic_pytorch\uff0c\u8bad\u7ec3\u7684\u6a21\u578b\u88ab\u4fdd\u5b58\u5728 model\/new_deeplabv3_cc.pt \u3002\u00a0<\/p>\n<p>\u6a21\u578b\u91c7\u7528 DeepLabV3plus\uff0c\u8bad\u7ec3\u53c2\u6570\u4e2d\uff0cLoss \u91c7\u7528\u4e8c\u8fdb\u5236\u4ea4\u53c9\u71b5\u3002Epoch \u4e3a 600\uff0c\u521d\u59cb\u5b66\u4e60\u7387 0.05 \u3002<\/p>\n<ul>\n<li>\u8bad\u7ec3\u6307\u4ee4\uff1a<\/li>\n<\/ul>\n<p>python main.py<\/p>\n<p>\u5982\u679c\u4f7f\u7528\u6211\u4eec\u5df2\u7ecf\u8bad\u7ec3\u597d\u7684\u6a21\u578b\uff0c\u5219\u4f7f\u7528\u4fdd\u5b58\u5728 model \u6587\u4ef6\u5939\u4e2d fix_deeplab_v3_cc.pt \uff0c\u5728 predict.py \u4e2d\u76f4\u63a5\u8c03\u7528\u5373\u53ef\u3002<\/p>\n<ul>\n<li>\u9884\u6d4b\u6307\u4ee4\uff1a<\/li>\n<\/ul>\n<p>python predict.py<\/p>\n<ul>\n<li>\u6559\u7a0b\u5730\u5740\uff1a<\/li>\n<\/ul>\n<p>https:\/\/openbayes.com\/console\/openbayes\/containers\/dOPqM4QBeM6<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" referrerpolicy=\"no-referrer\" rel=\"noreferrer\" src=\"http:\/\/4563.org\/wp-content\/uploads\/2021\/03\/20210310_60494c52dcea4.png\" alt=\"\u7528 DeepLab-v3+\uff0c\u8bad\u7ec3\u571f\u5730\u4e03\u5206\u7c7b\u6a21\u578b\" \/><\/p>\n<h3>\u4f5c\u8005 Q&amp;A<\/h3>\n<ul>\n<li>\u95ee\u9898 1\uff1a\u4e3a\u4e86\u5f00\u53d1\u8fd9\u4e2a\u6a21\u578b\uff0c\u4f60\u90fd\u901a\u8fc7\u54ea\u4e9b\u6e20\u9053\uff0c\u67e5\u9605\u4e86\u54ea\u4e9b\u8d44\u6599\uff1f<\/li>\n<\/ul>\n<p>\u738b\u5ca9\u946b\uff1a\u4e3b\u8981\u662f\u901a\u8fc7\u6280\u672f\u793e\u533a\u3001GitHub \u7b49\u6e20\u9053\uff0c\u67e5\u770b\u4e86\u4e00\u4e9b DeepLab-v3+ \u7684\u8bba\u6587\u548c\u76f8\u5173\u9879\u76ee\u6848\u4f8b\uff0c\u63d0\u524d\u4e86\u89e3\u4e86\u4e00\u4e0b\u90fd\u6709\u54ea\u4e9b\u5751\u3001\u600e\u4e48\u514b\u670d\uff0c\u4e3a\u540e\u7eed\u6a21\u578b\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u968f\u65f6\u9047\u5230\u95ee\u9898\u968f\u65f6\u67e5\u8be2\u89e3\u51b3\uff0c\u505a\u4e86\u6bd4\u8f83\u5145\u5206\u7684\u51c6\u5907\u3002<\/p>\n<ul>\n<li>\u95ee\u9898 2\uff1a\u8fc7\u7a0b\u4e2d\u9047\u5230\u4e86\u54ea\u4e9b\u969c\u788d\uff1f\u600e\u4e48\u514b\u670d\u7684\uff1f<\/li>\n<\/ul>\n<p>\u738b\u5ca9\u946b\uff1a\u6570\u636e\u91cf\u4e0d\u662f\u5f88\u591f\uff0c\u5bfc\u81f4 IoU \u548c AC \u7684\u8868\u73b0\u4e00\u822c\uff0c\u4e0b\u6b21\u53ef\u4ee5\u7528\u6570\u636e\u91cf\u66f4\u4e30\u5bcc\u7684\u516c\u5f00\u9065\u611f\u6570\u636e\u96c6\u8bd5\u8bd5\u3002<\/p>\n<ul>\n<li>\u95ee\u9898 3\uff1a\u5173\u4e8e\u9065\u611f\u8fd8\u60f3\u5c1d\u8bd5\u54ea\u4e9b\u65b9\u5411\uff1f<\/li>\n<\/ul>\n<p>\u738b\u5ca9\u946b\uff1a\u8fd9\u4e00\u6b21\u662f\u5bf9\u571f\u5730\u8fdb\u884c\u5206\u7c7b\uff0c\u63a5\u4e0b\u6765\u6211\u60f3\u5229\u7528\u7ed3\u5408\u673a\u5668\u5b66\u4e60\u548c\u9065\u611f\u6280\u672f\uff0c\u5bf9\u6d77\u6d0b\u666f\u89c2\u548c\u6d77\u6d0b\u8981\u7d20\u8fdb\u884c\u5206\u6790\uff0c\u53c8\u6216\u8005\u7ed3\u5408\u58f0\u5b66\u6280\u672f\u5c1d\u8bd5\u5bf9\u6d77\u5e95\u5730\u5f62\u8fdb\u884c\u8bc6\u522b\u548c\u5224\u65ad\u3002<\/p>\n<p>\u6b64\u6b21\u8bad\u7ec3\u6240\u7528\u6570\u636e\u91cf\u8f83\u5c0f\uff0c\u5728\u8bad\u7ec3\u96c6\u4e0a IoU \u53ca AC \u8868\u73b0\u4e00\u822c\uff0c\u5927\u5bb6\u4e5f\u53ef\u4ee5\u5c1d\u8bd5\u7528\u5df2\u6709\u516c\u5171\u9065\u611f\u6570\u636e\u96c6\u8fdb\u884c\u6a21\u578b\u8bad\u7ec3\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u8bad\u7ec3\u8d8a\u5145\u5206\u3001\u8bad\u7ec3\u6570\u636e\u8d8a\u4e30\u5bcc\uff0c\u6a21\u578b\u8868\u73b0\u8d8a\u597d\u3002<\/p>\n<p>\u53c2\u8003\uff1a<\/p>\n<p>http:\/\/tb.sinomaps.com\/CN\/0494-0911\/home.shtml<\/p>\n<p>https:\/\/zhuanlan.zhihu.com\/p\/75333140<\/p>\n<p>http:\/\/www.mnr.gov.cn\/zt\/zh\/zljc\/201106\/t20110619_2037196.html<\/p>\n<\/p><\/div>\n<div> <b>\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (<span>0<\/span>)        <\/div>\n<div> <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<ul>\n<li>\n","protected":false},"excerpt":{"rendered":"<p>\u7528 DeepLab-v3+\uff0c\u8bad\u7ec3\u571f&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/375863"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=375863"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/375863\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=375863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=375863"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=375863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}