Distance metric learning based on structural neighborhoods for dimensionality reduction and classification performance improvement.
Mostafa Razavi GhodsMohammad Hossein MoattarYahya ForghaniPublished in: CoRR (2019)
Keyphrases
- distance metric learning
- distance metric
- metric learning
- image classification
- gender classification
- semi supervised
- semidefinite programming
- nonlinear dimensionality reduction
- distance function
- euclidean space
- kernel learning
- pairwise constraints
- preprocessing step
- machine learning
- image annotation
- multi class
- pairwise
- pattern recognition