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It seems OHEM is not used in focal loss according to author

Open basaltzhang opened this issue 5 years ago • 0 comments

All the boxes are calculated in focal loss, function MineHardExamples should be modified to cover all boxes. Another tricky way is set pos_neg_ratio into a very large number, but takes more time.

basaltzhang avatar Feb 13 '19 10:02 basaltzhang