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ICMCS
2006
IEEE
142views Multimedia» more  ICMCS 2006»
15 years 8 months ago
FEMA: A Fast Expectation Maximization Algorithm based on Grid and PCA
EM algorithm is an important unsupervised clustering algorithm, but the algorithm has several limitations. In this paper, we propose a fast EM algorithm (FEMA) to address the limi...
Zhiwen Yu, Hau-San Wong
ESA
2006
Springer
82views Algorithms» more  ESA 2006»
15 years 5 months ago
Preemptive Online Scheduling: Optimal Algorithms for All Speeds
Our main result is an optimal online algorithm for preemptive scheduling on uniformly related machines with the objective to minimize makespan. The algorithm is deterministic, yet...
Tomás Ebenlendr, Wojciech Jawor, Jiri Sgall
WINET
2002
98views more  WINET 2002»
15 years 1 months ago
A Unified Architecture for the Design and Evaluation of Wireless Fair Queueing Algorithms
Abstract. Fair queueing in the wireless domain poses significant challenges due to unique issues in the wireless channel such as locationdependent and bursty channel errors. In thi...
Thyagarajan Nandagopal, Songwu Lu, Vaduvur Bhargha...
COMCOM
2006
114views more  COMCOM 2006»
15 years 2 months ago
A comparison of epidemic algorithms in wireless sensor networks
We consider the problem of reliable data dissemination in the context of wireless sensor networks. For some application scenarios, reliable data dissemination to all nodes is nece...
Mert Akdere, Cemal Çagatay Bilgin, Ozan Ger...
115
Voted
CVPR
2000
IEEE
16 years 4 months ago
Line Net Global Vectorization: an Algorithm and Its Performance Evaluation
In this paper, an efficient global algorithm for vectorizing line drawings is presented. It first extracts a seed segment of a graphic entity from a raster image to obtain its dir...
Jiqiang Song, Feng Su, Jibing Chen, Chiew-Lan Tai,...