Emergency Event Topic Clustering Based on Keyword Co-occurrence.
Lyuchao LiaoChenwei WuZhijie ChenLiying QuBingyu HuangZhengyu ChenPublished in: J. Inf. Hiding Multim. Signal Process. (2019)
Keyphrases
- co occurrence
- topic models
- news articles
- news stories
- word co occurrence
- wordnet
- named entities
- keywords
- semantic similarity
- event detection
- topic modeling
- latent semantic analysis
- latent dirichlet allocation
- visual words
- semantic relations
- linguistically motivated
- pairwise
- named entity recognition
- query terms
- document set
- multi document summarization
- probabilistic latent semantic analysis
- keyword extraction
- document collections