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» Hierarchical analysis of GSM network performance data
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LCN
2006
IEEE
16 years 6 days ago
Performance Limits and Analysis of Contention-based IEEE 802.11 MAC
— Recent advance in IEEE 802.11 based standard has pushed the wireless bandwidth up to 600Mbps while keeping the same wireless medium access control (MAC) schemes for full backwa...
Shao-Cheng Wang, Ahmed Helmy
ICPP
2009
IEEE
15 years 3 months ago
Mediacoop: Hierarchical Lookup for P2P-VoD Services
The random seeking in P2P-VoD system requires efficient lookup for "good" suppliers. The main challenge is that good suppliers should meet two requirements: "conten...
Tieying Zhang, Jianming Lv, Xueqi Cheng
JCB
2007
198views more  JCB 2007»
15 years 6 months ago
Bayesian Hierarchical Model for Large-Scale Covariance Matrix Estimation
Many bioinformatics problems can implicitly depend on estimating large-scale covariance matrix. The traditional approaches tend to give rise to high variance and low accuracy esti...
Dongxiao Zhu, Alfred O. Hero III
ALGOSENSORS
2009
Springer
15 years 4 months ago
Brief Announcement: Universal Data Aggregation Trees for Sensor Networks in Low Doubling Metrics
Abstract. We describe a novel approach for constructing a single spanning tree for data aggregation towards a sink node. The tree is universal in the sense that it is static and in...
Srinivasagopalan Srivathsan, Costas Busch, S. Sith...
IPOM
2007
Springer
16 years 10 days ago
Measurement and Analysis of Intraflow Performance Characteristics of Wireless Traffic
It is by now widely accepted that the arrival process of aggregate network traffic exhibits self-similar characteristics which result in the preservation of traffic burstiness (hig...
Dimitrios P. Pezaros, Manolis Sifalakis, David Hut...