187 search results - page 1 / 38 » Alternatives to the discrete fourier transform |
ICASSP
2008
IEEE
13 years 10 months ago
2008
IEEE
It is well-known that the discrete Fourier transform (DFT) of a finite length discrete-time signal samples the discrete-time Fourier transform of the same signal at equidistant p...
IEEECIT
2010
IEEE
13 years 2 months ago
2010
IEEE
This paper will show an alternative method to compute the two-dimensional Discrete Fourier Transform. While current GPU Fourier transform libraries need a large buffer for storing ...
SIAMIS
2008
13 years 4 months ago
2008
We propose, analyze and test an alternating minimization algorithm for recovering images from blurry and noisy observations with total variation (TV) regularization. This algorith...
JOT
2010
13 years 2 months ago
2010
This paper is part 6 in a series of papers about the Discrete Fourier Transform (DFT) and the Inverse Discrete Fourier Transform (IDFT). The focus of this paper is on correlation....
Book
"The Discrete Fourier Transform (DFT) can be understood as a numerical approximation to the Fourier transform. However, the DFT has its own exact Fourier theory, which is the ...