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DEXA
2006
Springer
139views Database» more  DEXA 2006»
15 years 8 months ago
Distributed Continuous Range Query Processing on Moving Objects
Recent work on continuous queries has focused on processing queries in very large, mobile environments. In this paper, we propose a system leveraging the computing capacities of mo...
Haojun Wang, Roger Zimmermann, Wei-Shinn Ku
ICWE
2007
Springer
15 years 11 months ago
Integrating Databases, Search Engines and Web Applications: A Model-Driven Approach
This paper addresses conceptual modeling and automatic code generation for search engine integration with data intensive Web applications. We have analyzed the similarities (and di...
Alessandro Bozzon, Tereza Iofciu, Wolfgang Nejdl, ...
PODS
1999
ACM
133views Database» more  PODS 1999»
15 years 9 months ago
Processing and Optimization of Multiway Spatial Joins Using R-Trees
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
Dimitris Papadias, Nikos Mamoulis, Yannis Theodori...
GIS
2004
ACM
16 years 6 months ago
Supporting spatial aggregation in sensor network databases
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
Mehdi Sharifzadeh, Cyrus Shahabi
DEXAW
1999
IEEE
146views Database» more  DEXAW 1999»
15 years 9 months ago
SIM - A System for Semi-Automatic Indexing of Multilingual Documents
With the growing significance of digital libraries and the Internet, more and more electronic texts become accessible to a wide and geographically disperse public. This requires a...
Ulrich Schiel, Ianna M. S. F. de Sousa, Edberto Fe...