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» The Impact of Global Clustering on Spatial Database Systems
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VLDB
2000
ACM
229views Database» more  VLDB 2000»
15 years 3 months ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
ICDCSW
2008
IEEE
15 years 6 months ago
Real-Time Data Services for Cyber Physical Systems
Cyber Physical Systems (CPSs) have grand visions with great socio-economic impacts such as blackout-free electricity supply and real-time disaster recovery. A key challenge is pro...
Kyoung-Don Kang, Sang Hyuk Son
GIS
2010
ACM
14 years 10 months ago
Decentralized querying of topological relations between regions without using localization
This paper proposes an efficient, decentralized algorithm for determining the topological relationship between two regions monitored by a geosensor network. Many centralized algo...
Matt Duckham, Myeong Hun Jeong, Sanjiang Li, Joche...
CLUSTER
2002
IEEE
15 years 4 months ago
I/O Analysis and Optimization for an AMR Cosmology Application
In this paper, we investigate the data access patterns and file I/O behaviors of a production cosmology application that uses the adaptive mesh refinement (AMR) technique for it...
Jianwei Li, Wei-keng Liao, Alok N. Choudhary, Vale...
SSD
1999
Springer
158views Database» more  SSD 1999»
15 years 4 months ago
Capturing the Uncertainty of Moving-Object Representations
Spatiotemporal applications, such as fleet management and air traffic control, involving continuously moving objects are increasingly at the focus of research efforts. The repres...
Dieter Pfoser, Christian S. Jensen