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DFT matrix

Known as: Discrete Fourier transform matrix, Fourier coordinates 
In applied mathematics, a DFT matrix is an expression of a discrete Fourier transform (DFT) as a transformation matrix, which can be applied to a… 
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Related topics

Related topics

13 relations
Boson samplingDiscrete Fourier transformDiscrete wavelet transformFast Fourier transform

Broader (2)

Digital signal processingFourier analysis

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2019
2019
An Intuitive Derivation of the Coherence Index Relation in Compressive Sensing
The existence and uniqueness conditions are a prerequisite for reliable reconstruction of sparse signals from reduced sets of… 
2017
2017
New pilot allocation design schemes for sparse channel estimation in OFDM system
In this paper, the problem of the deterministic pilot allocation for sparse channel estimation in Orthogonal Frequency Division… 
2016
2016
Compressed sensing with partially corrupted Fourier measurements
This paper studies an interesting open problem, given a measurement vector in compressed sensing with corruptions: b = Ax + f… 
2016
2016
Classification of non-homogeneous Fourier matrices associated with modular data up to rank 5
Modular data is an important topic of study in rational conformal field theory. A modular datum defines finite dimensional… 
2015
2015
Semi-blind channel estimation for multiuser OFDM-IDMA systems.
........................................................................................................................................... iv TABLE OF CONTENTS ........................................................................................................................ vi LIST OF ABBREVIATIONS .................................................................................................................. x LIST OF NOTATIONS ........................................................................................................................ xiii LIST OF FIGURES ................................................................................................................................ xv LIST OF TABLES ............................................................................................................................... xvii CHAPTER 1 ............................................................................................................................................. 
2014
2014
Discrete Sampling and Interpolation: Orthogonal Interpolation for Discrete Bandlimited Signals
We study the problem of finding unitary submatrices of the discrete Fourier transform matrix. This problem is related to a… 
2010
2010
In vivo whole brain susceptibility mapping using compressed sensing
Introduction Quantitative susceptibility mapping potentially allows the in vivo tissue composition to be quantitatively assessed… 
2009
2009
Improved coil sensitivity estimation for SENSE using compressed sensing
Introduction The performance of SENSE reconstruction is highly dependent on the accuracy of the coil sensitivity profiles used… 
1996
1996
Active Control of an Axial Flow Compressor via Pulsed Air Injection
This paper presents the use of pulsed air injection to control the onset of rotating stall in a low-speed, axial flow… 
Review
1990
Review
1990
Some Generalizations of Circulant Preconditioners
Recent experiments showed that the circulant preconditioners are eecient in many cases (especially if the system's matrix A is…