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Fast Fourier transforms over finite groups by multiprocessor systems
Journal article

Fast Fourier transforms over finite groups by multiprocessor systems

T.D Roziner, M.G Karpovsky and L.A Trachtenberg
IEEE transactions on acoustics, speech, and signal processing, v 38(2), pp 226-240
Feb 1990

Abstract

Algorithm design and analysis Arithmetic Communication networks Computer networks Discrete Fourier transforms Fast Fourier transforms Fourier transforms Hardware Multiprocessing systems Spectral analysis
The authors present a method for an optimal implementation of general discrete Fourier transform (GDFT) algorithms over finite groups (Abelian and non-Abelian) in a multiprocessor environment. Tradeoffs between hardware complexity/speed and computation time are investigated for different multiprocessor implementations with local nonshared memories (unibus, complete communication network). Formulas are presented for the number of arithmetic operations, for the number of interprocessor data transfers, and for the number of communication links among the processors.< >

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Collaboration types
Domestic collaboration
Web of Science research areas
Acoustics
Engineering, Electrical & Electronic
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