Efficient Document Filtering Using Vector Space Topic Expansion and Pattern-Mining: The Case of Event Detection in Microposts.
Julia ProskurniaRuslan MavlyutovCarlos CastilloKarl AbererPhilippe Cudré-MaurouxPublished in: CIKM (2017)
Keyphrases
- event detection
- vector space
- pattern mining
- vector space model
- document representation
- mining algorithm
- data mining
- retrieval model
- video event detection
- interesting patterns
- frequent patterns
- itemsets
- sequential pattern mining
- document collections
- frequent pattern mining
- pattern discovery
- distance measure
- feature vectors
- information retrieval
- activity recognition
- document clustering
- high dimensional
- information retrieval systems
- text streams
- keywords
- sequential patterns
- similarity search
- databases
- periodic patterns
- feature space
- topic models