Keyphrases
- topic detection
- short texts
- document collections
- clustering method
- clustering algorithm
- data clustering
- k means
- data points
- self organizing maps
- document clustering
- hierarchical clustering
- social media
- unsupervised learning
- anomaly detection
- short text
- categorical data
- knowledge base
- information theoretic
- cluster analysis
- data sets
- topic discovery
- microblog posts