Discrete Laplacian Operator and Its Applications in Signal Processing.

Waseem Waheed Guang Deng Bo Liu

Published in: IEEE Access (2020)

Keyphrases

laplacian operator
signal processing
range data
regular grid
multiscale
b spline
edge detector
anisotropic diffusion
image processing
pattern recognition
edge detection
range images
fourier transform
zero crossing
three dimensional
linear combination
image data