add a ranking model DIEN,
add a ranking model BST,
add a ranking model AFM
add a new parameter for ctr trainer
correct and add parameter descriptions
In order to maintain consistency with the DIN model of examples to call data, the create_seq_features method has been temporarily restored in ./utils/data.py
add a ranking model DIEN, add a ranking model BST, add a ranking model AFM
add a new parameter for ctr trainer correct and add parameter descriptions