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ITCC
2002
IEEE
14 years 3 months ago
Analysis of Combining Multiple Query Representations with Varying Lengths in a Single Engine
We examine the issues of combining multiple query representations in a single IR engine. Differing query representations are used to retrieve different documents. Thus, when combi...
Abdur Chowdhury, Steven M. Beitzel, Eric C. Jensen
DEXAW
2007
IEEE
142views Database» more  DEXAW 2007»
14 years 6 days ago
Synopsis Data Structures for XML Databases: Models, Issues, and Research Perspectives
Due to the lack of efficient native XML database management systems, XML data manipulation and query evaluation may be resource-consuming, and represent a bottleneck for several ...
Angela Bonifati, Alfredo Cuzzocrea
SSDBM
2010
IEEE
105views Database» more  SSDBM 2010»
14 years 3 months ago
Organization of Data in Non-convex Spatial Domains
We present a technique for organizing data in spatial databases with non-convex domains based on an automatic characterization using the medial-axis transform (MAT). We define a t...
Eric A. Perlman, Randal C. Burns, Michael M. Kazhd...
GIS
2008
ACM
14 years 11 months ago
Efficient data modeling and querying system for multi-dimensional spatial data
Multi-dimensional spatial data are obtained when a number of data acquisition devices are deployed at different locations to measure a certain set of attributes of the study subje...
Wei Li, Cindy X. Chen
VLDB
2004
ACM
126views Database» more  VLDB 2004»
14 years 3 months ago
Database Challenges in the Integration of Biomedical Data Sets
The clinical and basic science research domains present exciting and difficult data integration issues. Solving these problems is crucial as current research efforts in the field ...
Rakesh Nagarajan, Mushtaq Ahmed, Aditya Phatak