Pooler
如何將anchors的box映射到對應(yīng)的feature map level上?因為box scale是按照feature map level分配大小的,所以可以根據(jù)box的size來認為它屬于某個level,通過torch.log2遍歷,依次映射
scale[0.25,0.125,0.0625,0.03125] --->[2.0......5.0]
map_levels(box)->[0...1....2...3]
Pooler
如何將anchors的box映射到對應(yīng)的feature map level上?因為box scale是按照feature map level分配大小的,所以可以根據(jù)box的size來認為它屬于某個level,通過torch.log2遍歷,依次映射
scale[0.25,0.125,0.0625,0.03125] --->[2.0......5.0]
map_levels(box)->[0...1....2...3]