A new sparse matrix analysis of discrete Fourier transform

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摘要

This paper addresses a new representation of DFT matrix via element-wise inverse Jacket pattern, focusing on the analysis of the sparse matrix factorized by Hadamard matrix.

论文关键词：Discrete Fourier transform,Hadamard matrix,Element-wise inverse,Jacket matrix

论文评审过程：Available online 20 May 2008.

论文官网地址：https://doi.org/10.1016/j.amc.2008.05.055