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» Indexing the Distance: An Efficient Method to KNN Processing
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ICDE
2008
IEEE
166views Database» more  ICDE 2008»
14 years 8 months ago
A Clustered Index Approach to Distributed XPath Processing
Supporting top-k queries over distributed collections of schemaless XML data poses two challenges. While XML supports expressive query languages such as XPath and XQuery, these la...
Georgia Koloniari, Evaggelia Pitoura
CIKM
2010
Springer
13 years 5 months ago
Index structures for efficiently searching natural language text
Many existing indexes on text work at the document granularity and are not effective in answering the class of queries where the desired answer is only a term or a phrase. In this...
Pirooz Chubak, Davood Rafiei
ICIP
2008
IEEE
14 years 9 months ago
Fast adaptive Mahalanobis distance-based search and retrieval in image databases
Motivated by the need to efficiently leverage user relevance feedback in content-based retrieval from image databases, we propose a fast, clustering-based indexing technique for e...
Sharadh Ramaswamy, Kenneth Rose
VLDB
2005
ACM
120views Database» more  VLDB 2005»
14 years 29 days ago
Efficiently Processing Queries on Interval-and-Value Tuples in Relational Databases
With the increasing occurrence of temporal and spatial data in present-day database applications, the interval data type is adopted by more and more database systems. For an effic...
Jost Enderle, Nicole Schneider, Thomas Seidl
SIGMOD
2009
ACM
198views Database» more  SIGMOD 2009»
14 years 7 months ago
Monitoring path nearest neighbor in road networks
This paper addresses the problem of monitoring the k nearest neighbors to a dynamically changing path in road networks. Given a destination where a user is going to, this new quer...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou, Jeffrey...