Keyphrases
- distance metric learning
- distance metric
- metric learning
- image classification
- semi supervised
- gender classification
- sparse representation
- semidefinite programming
- nonlinear dimensionality reduction
- preprocessing step
- high dimensional
- euclidean distance
- semi supervised learning
- data sets
- multi task
- machine learning
- learning algorithm
- nearest neighbor classification
- kernel learning
- random projections
- distance measure
- pairwise