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The paper doesn't seem to mention how to convert confidence score to Focal loss factor. Is it that the lower the confidence the higher the Focal loss factor?
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### Search before asking
- [X] I have searched the YOLOv8 [issues](https://github.com/ultralytics/ultralytics/issues) and [discussions](https://github.com/ultralytics/ultralytics/discussions) and fou…
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Hello, I want to know how the weight in FocalLoss is determined according to the voxel ratio of different organs. For example, the voxel ratio of large organs and small organs is 500:1. How should the…
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[Focal loss ](https://www.tensorflow.org/addons/api_docs/python/tfa/losses/SigmoidFocalCrossEntropy) may be useful to our classification use case, where there is a significant imbalance between classe…
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Why there are two version of focal loss methods in _"class FocalLoss(nn.Module): URL: [https://github.com/kuangliu/pytorch-retinanet/blob/2199fd9711fd787ae409800a499db73e6d466fd7/loss.py](url)" ????
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# Focal loss implementation for LightGBM - Max Halford
Motivation If you’re reading this blog post, then you’re likely to be aware of LightGBM. The latter is a best of breed gradient boosting library…
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Hi,
wanted to try but I got stuck here (error, from Mac Terminal):
"File "pcPromoter.py", line 5, in
from focal_loss import BinaryFocalLoss
ModuleNotFoundError: No module named 'focal_loss'"…
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if appling focal_loss to rpn_class ,mrcnn_class ,mrcnn_mask , the performance will be better ?
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Do you plan to add focal loss to boost SSD performance?
https://arxiv.org/abs/1708.02002
Thanks,
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https://github.com/CasiaFan/tensorflow_retinanet/blob/39d53cca8bc5bdb10f57614282ed2b568e349910/loss.py#L35
Why you multiply `onehot_labels` again in this line?