Papers › OCTIS: Comparing and Optimizing Topic models is Simple!

OCTIS: Comparing and Optimizing Topic models is Simple!

19 Apr 2021EACL 2021 2archive 2025-07-28

Silvia Terragni, Elisabetta Fersini, Bruno Giovanni Galuzzi, Pietro Tropeano, Antonio Candelieri

In this paper, we present OCTIS, a framework for training, analyzing, and comparing Topic Models, whose optimal hyper-parameters are estimated using a Bayesian Optimization approach. The proposed solution integrates several state-of-the-art topic models and evaluation metrics. These metrics can be targeted as objective by the underlying optimization procedure to determine the best hyper-parameter configuration. OCTIS allows researchers and practitioners to have a fair comparison between topic models of interest, using several benchmark datasets and well-known evaluation metrics, to integrate novel algorithms, and to have an interactive visualization of the results for understanding the behavior of each model. The code is available at the following link: https://github.com/MIND-Lab/OCTIS.

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Tasks

Bayesian OptimisationBayesian OptimizationTopic Models

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Methods

AdamAttentionAttention DropoutBERTContextualized Topic ModelsDense ConnectionsDropoutLDALayer NormalizationLinear LayerLinear Warmup With Linear DecayMulti-Head AttentionResidual ConnectionSoftmaxWeight DecayWordPiece

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