Convex Hull Convolutive Non-Negative Matrix Factorization for Uncovering Temporal Patterns in Multivariate Time-Series Data.
Colin VazAsterios ToutiosShrikanth S. NarayananPublished in: INTERSPEECH (2016)
Keyphrases
- negative matrix factorization
- convex hull
- temporal patterns
- multivariate time series
- temporal data
- temporal information
- principal component analysis
- sparse representation
- pattern discovery
- temporal constraints
- frequent patterns
- website
- training samples
- computer vision
- pattern mining
- image features
- log files
- probabilistic model
- data streams
- keywords