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Federico Tomasi

3 accepted papers

2022

Efficient inference for dynamic topic modeling with large vocabularies

UAI 2022poster

Dynamic topic modeling is a well established tool for capturing the temporal dynamics of the topics of a corpus. In this work, we develop a scalable dynamic topic model by utilizing the correlation among the words in the vocabulary. By correlating previously independent temporal processes for words,…

Cited by 3SourcePDFScholar
2020

Stochastic Variational Inference for Dynamic Correlated Topic Models

UAI 2020poster

Correlated topic models (CTM) are useful tools for statistical analysis of documents. They explicitly capture the correlation between topics associated with each document. We propose an extension to CTM that models the evolution of both topic correlation and word co-occurrence over time. This all…

Cited by 14SourcePDFScholar