Unsupervised Tensor based Feature Extraction and Outlier Detection for Multivariate Time Series.
Kiyotaka MatsueMahito SugiyamaPublished in: DSAA (2021)
Keyphrases
- outlier detection
- multivariate time series
- feature extraction
- dimension reduction
- multivariate time series data
- unsupervised learning
- detection algorithm
- temporal data
- data streams
- detecting outliers
- knowledge discovery
- feature selection
- image processing
- face recognition
- principal component analysis
- image classification
- support vector machine svm
- categorical data
- preprocessing
- semi supervised
- detect outliers
- linear discriminant analysis
- supervised learning
- high dimensional
- pattern recognition
- human motion
- temporal patterns
- spatial outliers
- high dimensional data
- data structure
- spatio temporal
- spatial structure
- dimensionality reduction
- support vector machine
- machine learning