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» Alternatives to the discrete fourier transform
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MVA
1992
13 years 9 months ago
The Domain of Orthogonal Transforms and the Understanding of Image Features
In this study, we explore the domain of orthogonal transforms, in order to bring an understanding on the characterization of image features, with emphasis placed on the Karhunen-L...
Malek Adjouadi, Habibie Sumargo, Jean Andrian, Fra...
SAIG
2000
Springer
14 years 4 days ago
Code Generators for Automatic Tuning of Numerical Kernels: Experiences with FFTW
Achieving peak performance in important numerical kernels such as dense matrix multiply or sparse-matrix vector multiplication usually requires extensive, machine-dependent tuning ...
Rich Vuduc, James Demmel
PRL
2006
308views more  PRL 2006»
13 years 8 months ago
Image reconstruction from a complete set of similarity invariants extracted from complex moments
Various types of moments have been used to recognize image patterns in a number of applications. However, only few works have paid attention to the completeness property of the in...
Faouzi Ghorbel, Stéphane Derrode, Rim Mezho...
CORR
2000
Springer
81views Education» more  CORR 2000»
13 years 8 months ago
Poly-locality in quantum computing
A polynomial depth quantum circuit affects, by definition, a poly-local unitary transformation of a tensor product state space. It is a reasonable belief [Fe], [L], [FKW] that, at ...
Michael H. Freedman
ICC
2007
IEEE
122views Communications» more  ICC 2007»
14 years 2 months ago
Evaluation of Clipped-OFDM and SC/FDE Alternatives for Block Transmission Using Iterative Receiver Techniques
— A CP-assisted (Cyclic Prefix) block transmission is widely accepted as a good choice for future mobile systems, taking advantage of low-cost, flexible, FFT-based (Fast Fourie...
Paulo Torres, António Gusmão