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yatengLG avatar yatengLG commented on May 23, 2024 1
  1. col 损失只计算正样本的，负样本的不算也没法算。
  2. cls损失在计算时也不是算所有的正负样本，只计算所有的正样本以及3倍正样本数量的负样本的损失。
  3. cls损失只除了正样本数，在代码逻辑上算是个疏忽，但是影响不大。完整的逻辑应该是cls损失除以（num_pos*4）。

from retinanet-pytorch.

pangkun248 avatar pangkun248 commented on May 23, 2024

好的，谢谢解答

from retinanet-pytorch.

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