v0.8.3

Change Log

Major Features and Improvements

• Add DCN V2 Chinese Introducton DCN V2：Google提出改进版DCN，用于大规模排序系统的特征交叉学习 @zanshuxun
• Add transform_fn for DenseFeat doc @workingloong

API changes

• signature ofDenseFeat changed
  • before (name, dimension, dtype)
  • now (name, dimension, dtype, transform_fn)
• The output shape of BilinearInteraction Layer used in FiBiNET changed
  • before:(batch_size, 1, filed_size*(filed_size-1)/2*embedding_size)
  • now: (batch_size, filed_size*(filed_size-1)/2, embedding_size)

Bug Fixes and Other Changes

• fix model save issues in tf 2.1.0, h5py 3.0.0. #487
• simplify methods in interaction.py