Nonlinear Metric Learning through Geodesic Interpolation within Lie Groups.
Zhewei WangBibo ShiCharles D. SmithJundong LiuPublished in: ICPR (2018)
Keyphrases
- metric learning
- lie group
- linear transformation
- distance metric
- semi supervised
- multi task
- learning tasks
- pairwise
- dimensionality reduction
- distance function
- infinite dimensional
- feature space
- kernel matrix
- parameter space
- geodesic distance
- vector space
- mean shift
- euclidean space
- shortest path
- covariance matrices
- kernel pca
- finite dimensional
- feature selection
- computer vision
- distance transform
- expectation maximization
- reproducing kernel hilbert space
- riemannian manifolds
- low dimensional
- face recognition