Keyphrases
- metric learning
- distance metric
- distance metric learning
- semi supervised
- pairwise
- learning tasks
- dimensionality reduction
- kernel matrix
- random sampling
- machine learning and pattern recognition
- distance function
- nearest neighbor classification
- multi task
- maximum variance unfolding
- feature space
- semi supervised learning
- sample size
- high dimensional
- image processing
- data sets
- subject to linear constraints
- text categorization
- domain knowledge
- feature selection
- machine learning