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official/vision/keras_cv/README.md

+# keras-cv
+
+## Losses
+
+*   [FocalLoss](losses/focal_loss.py) implements Focal loss as described in
+    ["Focal Loss for Dense Object Detection"](https://arxiv.org/abs/1708.02002).
+
+
+## Ops
+
+Ops are used in data pipeline for pre-compute labels, weights.
+
+*   [IOUSimilarity](ops/iou_similarity.py) implements Intersection-Over-Union.