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» Alternating Timed Automata over Bounded Time
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ICASSP
2011
IEEE
13 years 26 days ago
Detecting low-rate periodic events in Internet traffic using renewal theory
In our previous work [1, 2] we studied detection of anomalies in packet arrival times for computer networks, most detection of denialof-service (DoS) attacks in Internet traffic....
Sean McPherson, Antonio Ortega
EDBT
2006
ACM
191views Database» more  EDBT 2006»
14 years 9 months ago
Distributed Spatial Clustering in Sensor Networks
Abstract. Sensor networks monitor physical phenomena over large geographic regions. Scientists can gain valuable insight into these phenomena, if they understand the underlying dat...
Anand Meka, Ambuj K. Singh
IMC
2004
ACM
14 years 2 months ago
Robust synchronization of software clocks across the internet
Accurate, reliable timestamping which is also convenient and inexpensive is needed in many important areas including real-time network applications and network measurement. Recent...
Darryl Veitch, Satish Babu Korada, Attila Pá...
UAI
2003
13 years 10 months ago
An Empirical Study of w-Cutset Sampling for Bayesian Networks
The paper studies empirically the time-space trade-off between sampling and inference in the cutset sampling algorithm. The algorithm samples over a subset of nodes in a Bayesian ...
Bozhena Bidyuk, Rina Dechter
ICDE
2008
IEEE
127views Database» more  ICDE 2008»
14 years 10 months ago
Efficient Processing of Top-k Queries in Uncertain Databases
This work introduces novel polynomial algorithms for processing top-k queries in uncertain databases under the generally adopted model of x-relations. An x-relation consists of a n...
Ke Yi, Feifei Li, George Kollios, Divesh Srivastav...