Search Results for author: Raymond Lau

Found 2 papers, 0 papers with code

Exploring Topic Discriminating Power of Words in Latent Dirichlet Allocation

no code implementations • COLING 2016 • Kai Yang, Yi Cai, Zhenhong Chen, Ho-fung Leung, Raymond Lau

Latent Dirichlet Allocation (LDA) and its variants have been widely used to discover latent topics in textual documents.

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Clustering tweets usingWikipedia concepts

no code implementations • LREC 2014 • Guoyu Tang, Yunqing Xia, Weizhi Wang, Raymond Lau, Fang Zheng

We address the polysemy issue with a Bayesian model, and the synonymy issue by exploiting the Wikipedia redirections.

Clustering Text Clustering

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