focal-loss-torch 0.0.4

Simple pytorch implementation of focal loss

focal_loss_torch

Simple pytorch implementation of focal loss introduced by Lin et al [1].

Usage

Install the package using pip

pip install focal_loss_torch

Focal loss is now accessible in your pytorch environment:

from focal_loss.focal_loss import FocalLoss

...
criterion = FocalLoss(alpha=2, gamma=5)
...

Contributions

Contributions, criticism or corrections are always welcome. Just send me a pull request!

References

[1] Lin, T. Y., et al. "Focal loss for dense object detection." arXiv 2017." arXiv preprint arXiv:1708.02002 (2002).