Discovering Emerging Topics in Social Streams via Link Anomaly Detection.
Toshimitsu TakahashiRyota TomiokaKenji YamanishiPublished in: ICDM (2011)
Keyphrases
- anomaly detection
- emerging topics
- social media
- intrusion detection
- hot topics
- network intrusion detection
- anomalous behavior
- detecting anomalies
- network traffic
- one class support vector machines
- statistical analysis and data mining
- novelty detection
- intrusion detection system
- network anomaly detection
- social networks
- data streams
- text streams
- detect anomalies
- public opinion
- unsupervised learning
- negative selection algorithm
- information retrieval
- text mining