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yangxue0827 avatar yangxue0827 commented on June 16, 2024

都是对trainval进行训练,然后在DOTA的网站上提交txt得到的mAP结果

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dexterod avatar dexterod commented on June 16, 2024

哦哦,知道了,谢谢老哥。还有一个疑问,自己想了半天也没明白,网上也找不到:FPN网络里在RoI Pooling层的部分是将不同的RoI分配给金字塔的不同层,分配的公式使用的是FPN论文里的:levels = tf.round(4. + tf.log(tf.sqrt(w*h + 1e-8)/224.0) / tf.log(2.))。这里的224是标准ImageNet训练前的图片大小。所以我的疑问是咱们在训练自己的数据集时,比如我的输入图片大小是800×800,为啥这个公式里还是用的224而不是800呢?这个是跟ResNets用ImageNet预训练出来的有关系吗?有点懵,望老哥指点一二抱拳了

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