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» Advanced High Performance Algorithms for Data Processing
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ICDE
2006
IEEE
144views Database» more  ICDE 2006»
16 years 7 months ago
Approximately Processing Multi-granularity Aggregate Queries over Data Streams
Aggregate monitoring over data streams is attracting more and more attention in research community due to its broad potential applications. Existing methods suffer two problems, 1...
Shouke Qin, Weining Qian, Aoying Zhou
ICDM
2010
IEEE
125views Data Mining» more  ICDM 2010»
15 years 4 months ago
Evolving Ensemble-Clustering to a Feedback-Driven Process
Abstract--Data clustering is a highly used knowledge extraction technique and is applied in more and more application domains. Over the last years, a lot of algorithms have been pr...
Martin Hahmann, Dirk Habich, Wolfgang Lehner
DGO
2008
170views Education» more  DGO 2008»
15 years 7 months ago
Natural language processing and e-Government: crime information extraction from heterogeneous data sources
Much information that could help solve and prevent crimes is never gathered because the reporting methods available to citizens and law enforcement personnel are not optimal. Dete...
Chih Hao Ku, Alicia Iriberri, Gondy Leroy
ICALP
2005
Springer
15 years 12 months ago
Computational Bounds on Hierarchical Data Processing with Applications to Information Security
Motivated by the study of algorithmic problems in the domain of information security, in this paper, we study the complexity of a new class of computations over a collection of va...
Roberto Tamassia, Nikos Triandopoulos
ICDE
2007
IEEE
182views Database» more  ICDE 2007»
16 years 7 months ago
DIKNN: An Itinerary-based KNN Query Processing Algorithm for Mobile Sensor Networks
Current approaches to K Nearest Neighbor (KNN) search in mobile sensor networks require certain kind of indexing support. This index could be either a centralized spatial index or...
Shan-Hung Wu, Kun-Ta Chuang, Chung-Min Chen, Ming-...