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General Rule

There is rarely a closed form expression for the optimal window in practice. The most important task is to formulate an ideal error criterion. Given the right error criterion, it is usually straightforward to minimize it numerically with respect to the window samples $ w$ .


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``Spectral Audio Signal Processing'', by Julius O. Smith III, W3K Publishing, 2011, ISBN 978-0-9745607-3-1.
Copyright © 2016-07-18 by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
CCRMA