Contrastive predictive coding for Anomaly Detection in Multi-variate Time Series Data.
Theivendiram PranavanTerence SimArulmurugan AmbikapathiSavitha RamasamyPublished in: CoRR (2022)
Keyphrases
- anomaly detection
- multi variate
- predictive coding
- lossless compression
- binary tree
- motion compensated
- intrusion detection
- video coding
- concept drift
- entropy coding
- gaussian distribution
- detecting anomalies
- high dimensional
- intrusion detection system
- high dimensional spaces
- arithmetic coding
- unsupervised learning
- non stationary
- image compression
- motion estimation
- bit rate
- data streams
- classification algorithm
- motion field
- compression ratio
- feature selection
- image quality
- principal component analysis
- computational complexity
- image sequences