{"action":"created","issue":{"url":"https://api.github.com/repos/liuruoze/EasyPR/issues/119","repository_url":"https://api.github.com/repos/liuruoze/EasyPR","labels_url":"https://api.github.com/repos/liuruoze/EasyPR/issues/119/labels{/name}","comments_url":"https://api.github.com/repos/liuruoze/EasyPR/issues/119/comments","events_url":"https://api.github.com/repos/liuruoze/EasyPR/issues/119/events","html_url":"https://github.com/liuruoze/EasyPR/issues/119","id":163977601,"number":119,"title":"SVM预测异常","user":{"login":"liuruoze","id":8255297,"avatar_url":"https://avatars.githubusercontent.com/u/8255297?v=3","gravatar_id":"","url":"https://api.github.com/users/liuruoze","html_url":"https://github.com/liuruoze","followers_url":"https://api.github.com/users/liuruoze/followers","following_url":"https://api.github.com/users/liuruoze/following{/other_user}","gists_url":"https://api.github.com/users/liuruoze/gists{/gist_id}","starred_url":"https://api.github.com/users/liuruoze/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/liuruoze/subscriptions","organizations_url":"https://api.github.com/users/liuruoze/orgs","repos_url":"https://api.github.com/users/liuruoze/repos","events_url":"https://api.github.com/users/liuruoze/events{/privacy}","received_events_url":"https://api.github.com/users/liuruoze/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"login":"liuruoze","id":8255297,"avatar_url":"https://avatars.githubusercontent.com/u/8255297?v=3","gravatar_id":"","url":"https://api.github.com/users/liuruoze","html_url":"https://github.com/liuruoze","followers_url":"https://api.github.com/users/liuruoze/followers","following_url":"https://api.github.com/users/liuruoze/following{/other_user}","gists_url":"https://api.github.com/users/liuruoze/gists{/gist_id}","starred_url":"https://api.github.com/users/liuruoze/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/liuruoze/subscriptions","organizations_url":"https://api.github.com/users/liuruoze/orgs","repos_url":"https://api.github.com/users/liuruoze/repos","events_url":"https://api.github.com/users/liuruoze/events{/privacy}","received_events_url":"https://api.github.com/users/liuruoze/received_events","type":"User","site_admin":false},"assignees":[{"login":"liuruoze","id":8255297,"avatar_url":"https://avatars.githubusercontent.com/u/8255297?v=3","gravatar_id":"","url":"https://api.github.com/users/liuruoze","html_url":"https://github.com/liuruoze","followers_url":"https://api.github.com/users/liuruoze/followers","following_url":"https://api.github.com/users/liuruoze/following{/other_user}","gists_url":"https://api.github.com/users/liuruoze/gists{/gist_id}","starred_url":"https://api.github.com/users/liuruoze/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/liuruoze/subscriptions","organizations_url":"https://api.github.com/users/liuruoze/orgs","repos_url":"https://api.github.com/users/liuruoze/repos","events_url":"https://api.github.com/users/liuruoze/events{/privacy}","received_events_url":"https://api.github.com/users/liuruoze/received_events","type":"User","site_admin":false}],"milestone":null,"comments":1,"created_at":"2016-07-06T00:57:43Z","updated_at":"2016-07-16T03:34:07Z","closed_at":null,"body":"Opencv 3.0的可能问题，虽然1.5版能够训练成功，但用训练好的文件去预测时，效果比原先的有大幅度下降。\r\n目前推测问题可能原因在3.0的svm的写入文件函数：\r\n![svm](https://cloud.githubusercontent.com/assets/8255297/16604406/71b1006e-4357-11e6-9fd5-4c47ce29bb7f.jpg)\r\n可以看到，直接训练后模型预测结果跟2.x一致。但是写入文件以后，文件内容跟2.x的差异很大，导致在预测时也会有问题。例如raw output形式跟2.x差异很大。2.x预测为正的文件的rawoutput值为负，而3.0值都是正的，非常奇怪。"},"comment":{"url":"https://api.github.com/repos/liuruoze/EasyPR/issues/comments/233105739","html_url":"https://github.com/liuruoze/EasyPR/issues/119#issuecomment-233105739","issue_url":"https://api.github.com/repos/liuruoze/EasyPR/issues/119","id":233105739,"user":{"login":"xmycll","id":20434884,"avatar_url":"https://avatars.githubusercontent.com/u/20434884?v=3","gravatar_id":"","url":"https://api.github.com/users/xmycll","html_url":"https://github.com/xmycll","followers_url":"https://api.github.com/users/xmycll/followers","following_url":"https://api.github.com/users/xmycll/following{/other_user}","gists_url":"https://api.github.com/users/xmycll/gists{/gist_id}","starred_url":"https://api.github.com/users/xmycll/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/xmycll/subscriptions","organizations_url":"https://api.github.com/users/xmycll/orgs","repos_url":"https://api.github.com/users/xmycll/repos","events_url":"https://api.github.com/users/xmycll/events{/privacy}","received_events_url":"https://api.github.com/users/xmycll/received_events","type":"User","site_admin":false},"created_at":"2016-07-16T03:34:07Z","updated_at":"2016-07-16T03:34:07Z","body":"我也遇到了这样的问题，怎么解决啊"}}
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