Perceiving Topic Bubbles: Local Topic Detection in Spatio-Temporal Tweet Stream.
Junsha ChenNeng GaoCong XueChenyang TuDaren ZhaPublished in: DASFAA (2) (2019)
Keyphrases
- topic detection
- spatio temporal
- hot topics
- trend analysis
- text classification
- topic segmentation
- document collections
- topic detection and tracking
- document clustering
- data streams
- text data
- social media
- document level
- data sets
- feature space
- co occurrence
- language model
- natural language
- web documents
- feature selection
- information retrieval
- data mining