Block Convolution Using Discrete Trigonometric Transforms and Discrete Fourier Transform.

K. Suresh Thippur V. Sreenivas

Published in: IEEE Signal Process. Lett. (2008)

Keyphrases

discrete fourier transform
fourier transform
frequency domain
fourier series
radon transform
discrete cosine transform
fourier coefficients
spatial domain
neural network
similarity measure
high quality
pattern recognition
super resolution
computationally efficient
fast fourier transform
hartley transform