Learning Network Embedding with Community Structural Information

Implementation of Learning Network Embedding with Community Structural Information, ijcai2019.

Fix some errors in the paper:

Computation cost for U, V, W and H: \mathcal{O}(n_{2}d+nd_{2}+nkd+kd_{2}), \mathcal{O}(n_{2}d+nd_{2}), \mathcal{O}(nkd+d_{2}k+nd_{2}), \mathcal{O}(n_{2}k+nk_{2}+ndk)