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What is the difference between retinanet and rotate-retinanet? #691

Answered by yangxue0827
vansin asked this question in Q&A
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将水平框检测代码改成旋转框最简单的方式就是在head处增加一个角度参数的估计,其他模型结构可以保持不变。只是有些非模型结构的操作也需要做相应的修改,如anchor(不必要,现在主流还是用水平anchor避免引入过多旋转anchor,以减少计算量增加召回率,详细可以看R3Det文章对水平/旋转anchor的比较分析)、IoU的计算(涉及nms、label assign等)、框的编解码器、可视化。

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vansin
Jan 10, 2023
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