User Behavior Analysis in Masquerade Detection Using Principal Component Analysis.
Han-Ching WuShou-Hsuan Stephen HuangPublished in: ISDA (1) (2008)
Keyphrases
- behavior analysis
- crowded scenes
- principal component analysis
- anomaly detection
- user interface
- social insects
- surveillance system
- end users
- object detection
- dimensionality reduction
- computer security
- principal components
- independent component analysis
- probabilistic model
- behavior patterns
- behavioral model
- covariance matrix
- user experience
- detection algorithm
- linear discriminant analysis
- user preferences
- computer vision
- user interaction
- active learning
- feature extraction
- face recognition
- three dimensional