MGraph: multimodal event summarization in social media using topic models and graph-based ranking.
Manos SchinasSymeon PapadopoulosYiannis KompatsiarisPericles A. MitkasPublished in: Int. J. Multim. Inf. Retr. (2016)
Keyphrases
- topic models
- social media
- topic modeling
- latent dirichlet allocation
- heterogeneous information networks
- relevance model
- event detection
- ranking algorithm
- text documents
- text mining
- probabilistic model
- latent semantics
- generative model
- latent variables
- latent topics
- latent topic models
- co occurrence
- text streams
- social networks
- gibbs sampling
- web search
- news articles
- microblog posts
- hierarchical bayesian model
- text corpora
- multi document summarization
- text classification
- semi supervised
- keywords