Revisiting Metric Learning for SPD Matrix Based Visual Representation.
Luping ZhouLei WangJianjia ZhangYinghuan ShiYang GaoPublished in: CVPR (2017)
Keyphrases
- metric learning
- visual representation
- positive semidefinite
- positive semi definite
- distance metric
- distance metric learning
- visual representations
- subject to linear constraints
- machine learning and pattern recognition
- dimensionality reduction
- kernel matrix
- semi supervised
- pairwise
- distance function
- learning tasks
- multi task
- user interface
- feature space
- mahalanobis metric
- semi supervised learning
- low rank
- covariance matrix
- computer vision
- singular value decomposition
- unsupervised learning
- high dimensional
- nearest neighbor
- support vector machine
- semi definite programming
- face recognition
- image processing
- knowledge base
- data points