Quartic Gaussian and Inverse-Quartic Gaussian radial basis functions: The importance of a nonnegative Fourier transform.
John P. BoydPhilip W. McCauleyPublished in: Comput. Math. Appl. (2013)
Keyphrases
- fourier transform
- radial basis function
- fourier analysis
- frequency domain
- correlation function
- orthogonal least squares
- signal processing
- neural network
- maximum likelihood
- fourier domain
- radon transform
- non stationary
- zero crossing
- basis functions
- discrete fourier transform
- polar coordinates
- artificial neural networks
- spectral estimation
- fourier coefficients
- feature selection