Linear Time Kernel Matrix Approximation via Hyperspherical Harmonics.
John Paul RyanAnil DamlePublished in: CoRR (2022)
Keyphrases
- kernel matrix
- kernel methods
- kernel function
- low rank
- feature space
- input space
- model selection
- metric learning
- kernel learning
- positive semidefinite
- ls svm
- training samples
- closed form
- support vector
- kernel matrices
- matrix factorization
- reproducing kernel hilbert space
- high dimensional
- active learning
- linear combination
- artificial neural networks
- cross validation