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WWW
2007
ACM
14 years 9 months ago
Netprobe: a fast and scalable system for fraud detection in online auction networks
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...
Shashank Pandit, Duen Horng Chau, Samuel Wang, Chr...
PODS
2009
ACM
124views Database» more  PODS 2009»
14 years 9 months ago
Indexing uncertain data
Querying uncertain data has emerged as an important problem in data management due to the imprecise nature of many measurement data. In this paper we study answering range queries...
Pankaj K. Agarwal, Siu-Wing Cheng, Yufei Tao, Ke Y...
MOBIHOC
2007
ACM
14 years 8 months ago
A random perturbation-based scheme for pairwise key establishment in sensor networks
A prerequisite for secure communications between two sensor nodes is that these nodes exclusively share a pairwise key. Although numerous pairwise key establishment (PKE) schemes ...
Wensheng Zhang, Minh Tran, Sencun Zhu, Guohong Cao
EUROSYS
2008
ACM
14 years 5 months ago
Towards cinematic internet video-on-demand
Video-on-demand (VoD) is increasingly popular with Internet users. It gives users greater choice and more control than live streaming or file downloading. Systems such as MSN Vid...
Bin Cheng, Lex Stein, Hai Jin, Zheng Zhang
MOBICOM
2004
ACM
14 years 2 months ago
Denial of service resilience in ad hoc networks
Significant progress has been made towards making ad hoc networks secure and DoS resilient. However, little attention has been focused on quantifying DoS resilience: Do ad hoc ne...
Imad Aad, Jean-Pierre Hubaux, Edward W. Knightly