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ICC
2007
IEEE
15 years 5 months ago
Call-Level Performance Modelling of Elastic and Adaptive Service-Classes
—We propose a new teletraffic model for the calculation of link occupancy distribution and determine the call blocking probabilities and link utilization in a single-link multi-r...
Vassilios G. Vassilakis, Ioannis D. Moscholios, Mi...
ICC
2007
IEEE
109views Communications» more  ICC 2007»
15 years 5 months ago
A Study of Lightpath Rerouting Schemes in Wavelength-Routed WDM Networks
— Rerouting is a viable and cost-effective approach to decrease the blocking probability in legacy circuit-switched networks. We study lightpath rerouting in optical WDM networks...
Xiaowen Chu, Tianming Bu, Xiang-Yang Li
ICDCS
2007
IEEE
15 years 5 months ago
Defragmenting DHT-based Distributed File Systems
Existing DHT-based file systems use consistent hashing to assign file blocks to random machines. As a result, a user task accessing an entire file or multiple files needs to r...
Jeffrey Pang, Phillip B. Gibbons, Michael Kaminsky...
VTC
2007
IEEE
15 years 5 months ago
A Novel Timing and Frequency Offset Estimation Scheme for OFDM Systems
— A novel structure of training symbol is proposed for orthogonal frequency division multiplexing (OFDM) systems. With the proposed training symbol, which has repeated sample blo...
Shun-Sheng Wang, Chih-Peng Li, Chin-Liang Wang
WDAG
2007
Springer
86views Algorithms» more  WDAG 2007»
15 years 5 months ago
Cost-Aware Caching Algorithms for Distributed Storage Servers
We study replacement algorithms for non-uniform access caches that are used in distributed storage systems. Considering access latencies as major costs of data management in such a...
Shuang Liang, Ke Chen, Song Jiang, Xiaodong Zhang