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GLOBECOM
2007
IEEE
16 years 28 days ago
Clustered K-Center: Effective Replica Placement in Peer-to-Peer Systems
Abstract— Peer-to-Peer (P2P) systems provide decentralization, self-organization, scalability and failure-resilience, but suffer from high worst-case latencies. Researchers have ...
Jian Zhou, Xin Zhang, Laxmi N. Bhuyan, Bin Liu
ICC
2007
IEEE
121views Communications» more  ICC 2007»
16 years 27 days ago
BER Analysis in A Generalized UWB Frequency Selective Fading Channel With Randomly Arriving Clusters and Rays
— In this paper, we present an analytical method to evaluate the bit error rate (BER) of the ultra-wideband (UWB) system in the IEEE 802.15.4a standardized channel model. The IEE...
Wei-Cheng Liu, Li-Chun Wang
ICEBE
2007
IEEE
79views Business» more  ICEBE 2007»
16 years 27 days ago
Partition-based Profit Optimisation for Multi-class Requests in Clusters of Servers
This paper investigates profit optimisation by the partitioning of server pools. Different types of web requests are considered in this paper: best-effort requests and multi-class...
Ligang He, James Wen Jun Xue, Stephen A. Jarvis
VTC
2007
IEEE
16 years 26 days ago
Energy-Optimized Low-Complexity Control of Power and Rate in Clustered CDMA Sensor Networks with Multirate Constraints
—In this paper, we propose a low-complexity scheme for minimizing energy consumption in a clustered multirate CDMA sensor network with multiple receive antennas by jointly contro...
Chun-Hung Liu
GFKL
2007
Springer
139views Data Mining» more  GFKL 2007»
16 years 22 days ago
The Noise Component in Model-based Cluster Analysis
The so-called noise-component has been introduced by Banfield and Raftery (1993) to improve the robustness of cluster analysis based on the normal mixture model. The idea is to ad...
Christian Hennig, Pietro Coretto