User authentication via keystroke dynamics based on difference subspace and slope correlation degree.
Xuan WangFang-xia GuoJian-Feng MaPublished in: Digit. Signal Process. (2012)
Keyphrases
- user authentication
- keystroke dynamics
- identity verification
- low dimensional
- information security
- security analysis
- biometric authentication
- authentication protocol
- dimensionality reduction
- computer vision
- high dimensional
- biometric systems
- high dimensional data
- feature extraction
- feature space
- principal component analysis