140 search results - page 4 / 28 » A Novel Approach to Fast Discrete Hartley Transform |
NIPS
2003
13 years 9 months ago
2003
Discrete Fourier transforms and other related Fourier methods have been practically implementable due to the fast Fourier transform (FFT). However there are many situations where ...
SODA
2008
ACM
13 years 9 months ago
2008
ACM
The Fast Johnson-Lindenstrauss Transform (FJLT) was recently discovered by Ailon and Chazelle as a novel technique for performing fast dimension reduction with small distortion fr...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
Abstract—This paper presents a systematic methodology to derive and classify fast algorithms for linear transforms. The approach is based on the algebraic signal processing theor...
IAJIT
2008
13 years 7 months ago
2008
: The recent explosion in digital video storage and delivery has presented strong motivation for high performance video compression solutions. An efficient video compression techni...
ICIP
2007
IEEE
14 years 9 months ago
2007
IEEE
A novel extension of phase correlation to subspace correlation is proposed, in which 2-D translation is decomposed into two 1-D motions thus only 1-D Fourier transform is used to ...