Encyclopedia > F > Factor graph
Factor graph
In mathematics, a factor graph is an X,F-bipartite graph where X={X_1,X_2,dots,X_n} is a set of variables and F={f_1,f_2,dots,f_m} is a set of factors. A factor f_j is a function mapping from a subset of variables X_jsubseteq X to some range (such as the real numbers).
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