Toward Unsupervised Activity Discovery Using Multi-Dimensional Motif Detection in Time Series.
Alireza VahdatpourNavid AminiMajid SarrafzadehPublished in: IJCAI (2009)
Keyphrases
- multi dimensional
- motif discovery
- motif discovery algorithm
- automatic detection
- false alarms
- knowledge discovery
- false positives
- detection accuracy
- activity analysis
- detection method
- dna sequences
- object detection
- biological sequences
- detection rate
- event detection
- human activities
- supervised learning
- data mining
- data cube
- range queries
- data mining tasks
- symbolic representation
- multivariate time series
- face detection
- multiple dimensions
- chronic hepatitis
- association rules