Keyphrases
- gait recognition
- distance metric learning
- distance metric
- metric learning
- image classification
- semi supervised
- gender classification
- human motion
- nonlinear dimensionality reduction
- semidefinite programming
- background subtraction
- principal component analysis
- active learning
- data points
- dimensionality reduction
- distance function
- feature extraction
- preprocessing step
- pattern recognition
- euclidean distance
- manifold learning
- image annotation
- pattern classification
- human body
- visual features
- moving objects
- pairwise
- support vector