Alibabacloud, Machine Learning, Graph Representation, Negative Sampling.
of positive sample pairs and ensure that the inner product of negative sample pairs is smaller than the positive sample pairs by a certain threshold. The hinge loss is calculated as follows: L = max(0,E_θ (v)⋅ E_θ (x)- E_θ (u)⋅ E_θ (v)+γ) where (u,v) denotes positive sample pairs, (x,v) denotes