open3d.ml.tf.modules.losses.FocalLoss¶
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class
open3d.ml.tf.modules.losses.FocalLoss(gamma=2.0, alpha=0.25, loss_weight=1.0)¶ -
- Parameters
gamma (float, optional) – The gamma for calculating the modulating factor. Defaults to 2.0.
alpha (float, optional) – A balanced form for Focal Loss. Defaults to 0.25.
loss_weight (float, optional) – Weight of loss. Defaults to 1.0.
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__init__(gamma=2.0, alpha=0.25, loss_weight=1.0)¶ Initialize self. See help(type(self)) for accurate signature.