A multivariate fast discrete Walsh transform with an application to function interpolation.

Kwong-Ip Liu Josef Dick Fred J. Hickernell

Published in: Math. Comput. (2009)

Keyphrases

band limited
piecewise linear
translation invariant
finite number
multivariate data

discrete geometry
signed distance
data sets
series expansion
discrete version

interpolation algorithm
partial derivatives
linear interpolation
continuous functions

discrete fourier transform
image interpolation
learning algorithm
neural network