Nonlinear Metric Learning through Geodesic Interpolation within Lie Groups.
Zhewei WangBibo ShiCharles D. SmithJundong LiuPublished in: CoRR (2018)
Keyphrases
- metric learning
- lie group
- linear transformation
- distance metric
- semi supervised
- pairwise
- dimensionality reduction
- kernel matrix
- learning tasks
- multi task
- distance function
- infinite dimensional
- feature space
- parameter space
- geometric structure
- vector space
- mean shift
- semi supervised learning
- kernel pca
- riemannian manifolds
- distance transform
- euclidean space
- geodesic distance
- covariance matrices
- shortest path
- machine learning
- euclidean distance
- closed curves
- objective function
- computer vision