Sciweavers

375 search results - page 14 / 75
» Accelerated spectral approximation
Sort
View
PAMI
2011
13 years 2 months ago
Parallel Spectral Clustering in Distributed Systems
Spectral clustering algorithms have been shown to be more effective in finding clusters than some traditional algorithms such as k-means. However, spectral clustering suffers fro...
Wen-Yen Chen, Yangqiu Song, Hongjie Bai, Chih-Jen ...
JUCS
2007
137views more  JUCS 2007»
13 years 7 months ago
An Approach to Polygonal Approximation of Digital Curves Based on Discrete Particle Swarm Algorithm
: An approach to polygonal approximation of regular digital curves based on PSO algorithm is presented. In this paper, each particle corresponds to a candidate solution to the poly...
Fangmin Dong, Renbin Xiao, Yifang Zhong, Yong Liu
SIGPRO
2010
122views more  SIGPRO 2010»
13 years 6 months ago
Parameter estimation for exponential sums by approximate Prony method
The recovery of signal parameters from noisy sampled data is a fundamental problem in digital signal processing. In this paper, we consider the following spectral analysis problem...
Daniel Potts, Manfred Tasche
EJASP
2010
142views more  EJASP 2010»
13 years 2 months ago
Linear High-Order Distributed Average Consensus Algorithm in Wireless Sensor Networks
This paper presents a linear high-order distributed average consensus (DAC) algorithm for wireless sensor networks. The average consensus property and convergence rate of the high...
Gang Xiong, Shalinee Kishore
FPT
2005
IEEE
133views Hardware» more  FPT 2005»
14 years 1 months ago
FPGA-Based Conformance Testing and System Prototyping of an MPEG-4 SA-DCT Hardware Accelerator
Two FPGA implementations of a Shape Adaptive Discrete Cosine Transform (SA-DCT) accelerator are presented in this paper: one PCI-based and the other AMBA-based. The former is used...
Andrew Kinane, Alan Casey, Valentin Muresan, Noel ...