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A simple approximation algorithm to obtain sequences with nonnegative Fourier transforms.
Coimbatore S. Ramalingam
Richard J. Vaccaro
Published in:
IEEE Trans. Signal Process. (1991)
Keyphrases
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fourier transform
objective function
dynamic programming
detection algorithm
np hard
fast fourier transform
similarity measure
computational complexity
linear programming
frequency domain
feature extraction
matching algorithm
distance transform
fourier domain
discrete fourier transform