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127
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DPD
2002
114views more  DPD 2002»
15 years 15 days ago
Query Decomposition for a Distributed Object-Oriented Mediator System
The mediator-wrapper approach to integrate data from heterogeneous data sources has usually been centralized in the sense that a single mediator system is placed between a number o...
Vanja Josifovski, Tore Risch
152
Voted
SPIRE
2010
Springer
14 years 11 months ago
Colored Range Queries and Document Retrieval
Abstract. Colored range queries are a well-studied topic in computational geometry and database research that, in the past decade, have found exciting applications in information r...
Travis Gagie, Gonzalo Navarro, Simon J. Puglisi
ICDE
2007
IEEE
132views Database» more  ICDE 2007»
16 years 2 months ago
XPlainer: Visual Explanations of XPath Queries
The popularity of XML has motivated the development of novel XML processing tools many of which embed the XPath language for XML querying, transformation, constraint specification...
Mariano P. Consens, John W. S. Liu, Flavio Rizzolo
INFOCOM
2008
IEEE
15 years 7 months ago
Iso-Contour Queries and Gradient Descent with Guaranteed Delivery in Sensor Networks
—We study the problem of data-driven routing and navigation in a distributed sensor network over a continuous scalar field. Specifically, we address the problem of searching fo...
Rik Sarkar, Xianjin Zhu, Jie Gao, Leonidas J. Guib...
MDM
2007
Springer
195views Communications» more  MDM 2007»
15 years 6 months ago
BORA: Routing and Aggregation for Distributed Processing of Spatio-Temporal Range Queries
This work tackles the problem of answer-aggregation for continuous spatio-temporal range queries in distributed settings. We assume a grid-like coverage of the spatial universe of...
Goce Trajcevski, Hui Ding, Peter Scheuermann, Isab...