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SIGCSE
2008
ACM
103views Education» more  SIGCSE 2008»
13 years 7 months ago
A query simulation system to illustrate database query execution
The underlying processes that enable database query execution are fundamental to understanding database management systems. However, these processes are complex and can be difficu...
Brett Allenstein, Andrew Yost, Paul Wagner, Joline...
W2GIS
2005
Springer
14 years 1 months ago
Geo-Mobile Queries: Sketch-Based Queries in Mobile GIS-Environments
Traditional GIS tools are well suited for desktop workstations, but need to be adapted in order to satisfy the requirements of mobility. We propose a concept for sketch-based spati...
David Caduff, Max J. Egenhofer
ECIR
2009
Springer
14 years 4 months ago
Classifying and Characterizing Query Intent
Understanding the intent underlying user queries may help personalize search results and improve user satisfaction. In this paper, we develop a methodology for using ad clickthroug...
Azin Ashkan, Charles L. A. Clarke, Eugene Agichtei...
SSDBM
2010
IEEE
127views Database» more  SSDBM 2010»
14 years 21 days ago
Optimizing All-Nearest-Neighbor Queries with Trigonometric Pruning
Many applications require to determine the k-nearest neighbors for multiple query points simultaneously. This task is known as all-(k)-nearest-neighbor (AkNN) query. In this paper,...
Tobias Emrich, Franz Graf, Hans-Peter Kriegel, Mat...
ACL
2009
13 years 5 months ago
Query-Focused Summaries or Query-Biased Summaries?
In the context of the Document Understanding Conferences, the task of Query-Focused Multi-Document Summarization is intended to improve agreement in content among humangenerated m...
Rahul Katragadda, Vasudeva Varma