Matrix Factorization(MF)+Factorization Machine(FM) For each meta-graph, do mF LD/P2(UB-R)2+业1U呢+bBl min Given all mf latent features L meta-graphs F dimension of me (1)p(l)p(L X =u DO FM L×F L×F 四w=m+2wx+∑∑w.v)xxMatrix Factorization (MF)+Factorization Machine (FM) • For each meta-graph, do MF: • Given all MF latent features: – L meta-graphs – F dimension of MF • Do FM: 41