A mass-conserving sparse grid combination technique with biorthogonal hierarchical basis functions for kinetic simulations.
Theresa PollingerJohannes RentropDirk PflügerKatharina KormannPublished in: CoRR (2022)
Keyphrases
- basis functions
- wavelet bases
- signal reconstruction
- linear combination
- wavelet basis
- b spline
- basis vectors
- wavelet analysis
- spherical harmonics
- state space
- radial basis function
- vector valued
- image compression
- linear approximation
- matching pursuit
- lapped transforms
- machine learning
- sparse coding
- wavelet transform
- high dimensional
- filter bank
- learning algorithm
- orthonormal basis
- compressive sensing
- nonlinear functions
- wavelet coefficients
- small number
- neural network