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EDBT
2004
ACM
162views Database» more  EDBT 2004»
14 years 7 months ago
Non-contiguous Sequence Pattern Queries
Abstract. Non-contiguous subsequence pattern queries search for symbol instances in a long sequence that satisfy some soft temporal constraints. In this paper, we propose a methodo...
Nikos Mamoulis, Man Lung Yiu
IPPS
2003
IEEE
14 years 29 days ago
Leveraging Block Decisions and Aggregation in the ShareStreams QoS Architecture
ShareStreams (Scalable Hardware Architectures for Stream Schedulers) is a canonical architecture for realizing a range of scheduling disciplines. This paper discusses the design c...
Raj Krishnamurthy, Sudhakar Yalamanchili, Karsten ...
GIS
2009
ACM
14 years 8 months ago
On-Line Discovery of Flock Patterns in Spatio-Temporal Data
With the recent advancements and wide usage of location detection devices, large quantities of data are collected by GPS and cellular technologies in the form of trajectories. Whi...
Marcos R. Vieira, Petko Bakalov, Vassilis J. Tsotr...
IWPEC
2010
Springer
13 years 5 months ago
Partial Kernelization for Rank Aggregation: Theory and Experiments
RANK AGGREGATION is important in many areas ranging from web search over databases to bioinformatics. The underlying decision problem KEMENY SCORE is NP-complete even in case of fo...
Nadja Betzler, Robert Bredereck, Rolf Niedermeier
MOBICOM
2010
ACM
13 years 8 months ago
Differential forms for target tracking and aggregate queries in distributed networks
Consider mobile targets moving in a plane and their movements being monitored by a network such as a field of sensors. We develop distributed algorithms for in-network tracking an...
Rik Sarkar, Jie Gao