Exact bounds on the amplitude and phase of the interval discrete Fourier transform in polynomial time.

Marco de Angelis

Published in: CoRR (2022)

Keyphrases

discrete fourier transform
worst case
fourier transform
phase information
frequency domain
fourier series
lower bound
radon transform
upper bound
discrete cosine transform
neural network
computational complexity
instantaneous frequency
fourier coefficients
co occurrence
pattern recognition
high quality