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Graphical model
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<p>A graphical model or probabilistic graphical model (PGM) or structured probabilistic model is a <a href="/facts/Probabilistic_model/jKkT5ftm">probabilistic model</a> for which a <a href="/facts/Graph_(discrete_mathematics)/kw3eIBUe">graph</a> expresses the <a href="/facts/Conditional_dependence/NrFCMzeg">conditional dependence</a> structure between <a href="/facts/Random_variable/TwTBXnLT">random variables</a>. Graphical models are commonly used in <a href="/facts/Probability_theory/mFBn51rE">probability theory</a>, <a href="/facts/Statistics/DNPsKGYU">statistics</a>—particularly <a href="/facts/Bayesian_statistics/9w7b1Bw4">Bayesian statistics</a>—and <a href="/facts/Machine_learning/e0w0XJTu">machine learning</a>. </p>