GitLab

* Refactor gat example

* Add ppi support

* Minor update

* Update

* Update

* Change valid_xxx to val_xxx

* Readme Update

* Update
Co-authored-by: Mufei Li <mufeili1996@gmail.com>

* several nn example

* appnp

* fix lint

* lint

* add dgi

* fix

* fix

* fix

* fff

* docs

* 111

* fix

* change init

* change result

* tiaocan+1

* fix

* fix lint

* fix

* fix

* upd

* rm redundancy:

* upd

* fix gat code to use latest edge softmax module

* avoid transpose

* update README

* use edge_softmax op

* mxnet edge softmax op

* mxnet gat

* update README

* fix unittest

* fix ci

* fix mxnet nn test; relax criteria for prod reducer

* Create ppi.py

* Create train_ppi.py

* Update train_ppi.py

* Update train_ppi.py

* Create gat.py

* Update train.py

* Update train_ppi.py

* Update ppi.py

* Update train_ppi.py

* Update ppi.py

* Update train_ppi.py

* Update train_ppi.py

* Update ppi.py

* Update train_ppi.py

* update docs and readme

* Update prerequisites of README

* dependencies for pytorch models

* dependencies for mxnet models

* minor

* two better GAT implementations

* update numbers

* use version switch for spmm

* add missing dropout and output heads

* fix all code tutorial links and typos in texts

* sse readme format

* fix

* sse paper link

* gat readme

* fix