Time series anomaly discovery with grammar-based compression.
Pavel SeninJessica LinXing WangTim OatesSunil GandhiArnold P. BoedihardjoCrystal ChenSusan FrankensteinPublished in: EDBT (2015)
Keyphrases
- anomaly detection
- compression algorithm
- image compression
- dynamic time warping
- detect anomalies
- intrusion detection
- compression ratio
- motif discovery
- compression scheme
- multi dimensional time series
- pattern discovery
- data compression
- stock market
- non stationary
- knowledge discovery
- speech understanding
- autoregressive
- context free grammars
- discovery process
- compression rate
- multivariate time series
- data analysis
- test generation
- scientific discovery
- image processing
- abnormal patterns
- data sets