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PACT
2009
Springer
14 years 2 months ago
Parallel FFT with Eden Skeletons
The notion of Fast Fourier Transformation (FFT) describes a range of efficient algorithms to compute the discrete Fourier transformation, frequency distribution in a signal. FFT pl...
Jost Berthold, Mischa Dieterle, Oleg Lobachev, Rit...
AHS
2006
IEEE
124views Hardware» more  AHS 2006»
14 years 2 months ago
Embedded Reconfigurable Array Fabrics for Efficient Implementation of Image Compression Techniques
The discrete wavelet Transform (DWT), as defined by the Image Compression Standard JPEG-2000, is one of the most time-consuming computations which cannot be efficiently executed o...
Sajid Baloch, Tughrul Arslan, Adrian Stoica
VMV
2001
161views Visualization» more  VMV 2001»
13 years 9 months ago
Regularized Quadrature Filters for Local Frequency Estimation: Application to Multimodal Volume Image Registration
Multimodal image registration is a fundamental problem in medical image analysis. In this paper, we propose a novel algorithm to compute the local frequency representations of the...
Jundong Liu
IPPS
2007
IEEE
14 years 2 months ago
Coarse-grain Parallel Execution for 2-dimensional PDE Problems
This paper presents a new approach for the execution of coarse-grain (tiled) parallel SPMD code for applications derived from the explicit discretization of 2-dimensional PDE prob...
Georgios I. Goumas, Nikolaos Drosinos, Vasileios K...
ICIP
1999
IEEE
14 years 9 months ago
Region-Based Video Segmentation Using DCT Coefficients
A region-based video segmentation algorithm, which is based on 8 x 8 block, is proposed to segment moving objects in a video sequence. The proposed video segmentation can be perfo...
S. Ji, Heung-Won Park