A Local-Global LDA Model for Discovering Geographical Topics from Social Media.

Siwei Qiang Yongkun Wang Yaohui Jin

Published in: APWeb/WAIM (1) (2017)

Keyphrases

lda model
latent dirichlet allocation
social media
topic models
topic discovery
topic modeling
gibbs sampling
generative model
social networks
latent topics
information retrieval
variational inference
text mining
least squares
probabilistic model
expectation maximization
co occurrence
data analysis
machine learning