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- W4225103688 abstract "(Neal and Hinton, 1998) recast maximum likelihood estimation of any given latent variable model as the minimization of a free energy functional $F$, and the EM algorithm as coordinate descent applied to $F$. Here, we explore alternative ways to optimize the functional. In particular, we identify various gradient flows associated with $F$ and show that their limits coincide with $F$'s stationary points. By discretizing the flows, we obtain practical particle-based algorithms for maximum likelihood estimation in broad classes of latent variable models. The novel algorithms scale to high-dimensional settings and perform well in numerical experiments." @default.
- W4225103688 created "2022-04-30" @default.
- W4225103688 creator A5023235342 @default.
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- W4225103688 date "2022-04-27" @default.
- W4225103688 modified "2023-10-18" @default.
- W4225103688 title "Particle algorithms for maximum likelihood training of latent variable models" @default.
- W4225103688 doi "https://doi.org/10.48550/arxiv.2204.12965" @default.
- W4225103688 hasPublicationYear "2022" @default.
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