Time Series Topic Modeling and Bursty Topic Detection of Correlated News and Twitter.
Daichi KoikeYusuke TakahashiTakehito UtsuroMasaharu YoshiokaNoriko KandoPublished in: IJCNLP (2013)
Keyphrases
- topic detection
- topic modeling
- text classification
- text streams
- topic models
- hot topics
- text data
- text mining
- document clustering
- text documents
- latent dirichlet allocation
- collaborative filtering
- document collections
- information retrieval
- machine learning
- text categorization
- bag of words
- information extraction
- sentiment analysis
- feature selection
- co occurrence
- named entities
- generative model
- k nearest neighbor
- language modeling
- knowledge discovery
- document level