Fourier truncation method for high order numerical derivatives.

Zhi Qian Chu-Li Fu Xiang-Tuan Xiong Ting Wei

Published in: Appl. Math. Comput. (2006)

Keyphrases

high order
higher order
pairwise
finite difference
numerical methods
low order
fourth order
feature extraction
objective function
edge detection
image reconstruction
covariance matrix
fourier domain
fourier series