Overlap-Add

• Perform time varying multiplicative spectral modification before resynthesis
• Must zero pad, and window must meet COLA constraints
• Results in the convolution of the signal and a window-filtered version of the time varying impulse response (no length limit)

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written by Julius Orion Smith III
Julius Smith's background is in electrical engineering (BS Rice 1975, PhD Stanford 1983). He is presently Professor of Music and Associate Professor (by courtesy) of Electrical Engineering at Stanford's Center for Computer Research in Music and Acoustics (CCRMA), teaching courses and pursuing research related to signal processing applied to music and audio systems. See http://ccrma.stanford.edu/~jos/ for details.