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» Efficient Evaluation of All-Nearest-Neighbor Queries
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TKDE
2008
146views more  TKDE 2008»
15 years 1 months ago
Toward Managing Uncertain Spatial Information for Situational Awareness Applications
Situational awareness (SA) applications monitor the real world and the entities therein to support tasks such as rapid decision making, reasoning, and analysis. Raw input about unf...
Yiming Ma, Dmitri V. Kalashnikov, Sharad Mehrotra
ICDE
2007
IEEE
122views Database» more  ICDE 2007»
16 years 3 months ago
Put a Tree Pattern in Your Algebra
To address the needs of data intensive XML applications, a number of efficient tree pattern algorithms have been proposed. Still, most XQuery compilers do not support those algori...
George A. Mihaila, Jérôme Simé...
SIGMOD
2003
ACM
150views Database» more  SIGMOD 2003»
16 years 2 months ago
Capturing both Types and Constraints in Data Integration
We propose a framework for integrating data from multiple relational sources into an XML document that both conforms to a given DTD and satisfies predefined XML constraints. The f...
Michael Benedikt, Chee Yong Chan, Wenfei Fan, Juli...
ER
2008
Springer
140views Database» more  ER 2008»
15 years 3 months ago
Managing the History of Metadata in Support for DB Archiving and Schema Evolution
Modern information systems, and web information systems in particular, are faced with frequent database schema changes, which generate the necessity to manage them and preserve the...
Carlo Curino, Hyun Jin Moon, Carlo Zaniolo
ECIR
2007
Springer
15 years 3 months ago
Similarity Measures for Short Segments of Text
Measuring the similarity between documents and queries has been extensively studied in information retrieval. However, there are a growing number of tasks that require computing th...
Donald Metzler, Susan T. Dumais, Christopher Meek