0.0.65

Breaking Changes

• Add new lift value and rename the old lift value to cum_lift in KS_Bucket
• Move nn.autoencoder to nn.zoo.autoencoder

Add

• Added label_smoothing, focal_loss function in nn module
• Added some features in nn.trainer
• Added default early_stopping for nn.Trainer

Changed

• Update numpy version to >=1.20
• Python 3.6 is no longer supported

Fixed

• Fixed combiner error after ScoreCard reload. #67