Modeling Community Evolution Characteristics of Dynamic Networks with Evolutionary Bayesian Nonnegative Matrix Factorization

Table 1

Notations.

Symbol	Definition
	The snapshot label, and t
	The node sets of snapshot , and
	The edge sets of snapshot
	The adjacent matrix at snapshot , and
	The basis matrix at , and
	The community membership matrix at , and
	The evolution behavior matrix at snapshot , and
	The community label matrix of snapshot
	The number of communities of snapshot