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classification branch #48

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foralliance opened this issue Jan 6, 2019 · 2 comments

foralliance commented Jan 6, 2019

For focal loss. The classification branch uses the sigmoid function.

Why background class is considered in the classification branch?? such as coco, num_classes=80 instead of 81.

pengfeidip commented Jan 25, 2019

I think the classification layer lacks sigmoid operation ..

EvanAlbee commented Dec 18, 2019

Same here.

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