Does MMDet have BIFPN?

[RangeKing]

Does MMDet have BIFPN?
MMDet 有BIFPN的实现吗？

[RangeKing]

No.
But there are third-party implementations,

1. https://github.com/SwinTransformer/Swin-Transformer-Object-Detection/blob/master/mmdet/models/necks/bifpn.py
2. https://github.com/yuyijie1995/my_mmdetection/blob/master/mmdetection/mmdet/models/necks/bifpn_official.py
3. Related PR: Bifpn prac jw #2534

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暂时没有。
但是有第三方实现，

1. https://github.com/SwinTransformer/Swin-Transformer-Object-Detection/blob/master/mmdet/models/necks/bifpn.py
2. https://github.com/yuyijie1995/my_mmdetection/blob/master/mmdetection/mmdet/models/necks/bifpn_official.py
3. 相关 PR：Bifpn prac jw #2534