Heinrich, GregorGregorHeinrichGoesele, MichaelMichaelGoesele2022-03-112022-03-112009https://publica.fraunhofer.de/handle/publica/36320310.1007/978-3-642-04617-9_212-s2.0-76649144158The article contributes a derivation of variational Bayes for a large class of topic models by generalising from the well-known model of latent Dirichlet allocation. For an abstraction of these models as systems of interconnected mixtures, variational update equations are obtained, leading to inference algorithms for models that so far have used Gibbs sampling exclusively.enartificial intelligence (AI)machine learningtopic model006400conference paper