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» Aggregating time partitions
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WWW
2005
ACM
14 years 10 months ago
Executing incoherency bounded continuous queries at web data aggregators
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Ashish Puri, Krithi Ramamritham
KDD
2003
ACM
192views Data Mining» more  KDD 2003»
14 years 10 months ago
Efficient elastic burst detection in data streams
Burst detection is the activity of finding abnormal aggregates in data streams. Such aggregates are based on sliding windows over data streams. In some applications, we want to mo...
Yunyue Zhu, Dennis Shasha
IAT
2009
IEEE
14 years 1 months ago
Multi-a(ge)nt Graph Patrolling and Partitioning
We introduce a novel multi agent patrolling algorithm inspired by the behavior of gas filled balloons. Very low capability ant-like agents are considered with the task of patrolli...
Yotam Elor, Alfred M. Bruckstein
ICDE
2008
IEEE
122views Database» more  ICDE 2008»
14 years 11 months ago
Exponentially Decayed Aggregates on Data Streams
In a massive stream of sequential events such as stock feeds, sensor readings, or IP traffic measurements, tuples pertaining to recent events are typically more important than olde...
Graham Cormode, Flip Korn, Srikanta Tirthapura
ANTSW
2006
Springer
14 years 1 months ago
An Enhanced Aggregation Pheromone System for Real-Parameter Optimization in the ACO Metaphor
Abstract. In previous papers we proposed an algorithm for real parameter optimization called the Aggregation Pheromone System (APS). The APS replaces pheromone trails in traditiona...
Shigeyoshi Tsutsui