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PVLDB
2010
98views more  PVLDB 2010»
15 years 3 months ago
On-the-Fly Entity-Aware Query Processing in the Presence of Linkage
Entity linkage is central to almost every data integration and data cleaning scenario. Traditional techniques use some computed similarity among data structure to perform merges a...
Ekaterini Ioannou, Wolfgang Nejdl, Claudia Nieder&...
ICDE
2005
IEEE
134views Database» more  ICDE 2005»
15 years 10 months ago
Index Structures for Matching XML Twigs Using Relational Query Processors
Various index structures have been proposed to speed up the evaluation of XML path expressions. However, existing XML path indices suffer from at least one of three limitations: ...
Zhiyuan Chen, Johannes Gehrke, Flip Korn, Nick Kou...
MM
2005
ACM
172views Multimedia» more  MM 2005»
15 years 10 months ago
Learning the semantics of multimedia queries and concepts from a small number of examples
In this paper we unify two supposedly distinct tasks in multimedia retrieval. One task involves answering queries with a few examples. The other involves learning models for seman...
Apostol Natsev, Milind R. Naphade, Jelena Tesic
PODS
2007
ACM
151views Database» more  PODS 2007»
16 years 4 months ago
Optimization of continuous queries with shared expensive filters
We consider the problem of optimizing and executing multiple continuous queries, where each query is a conjunction of filters and each filter may occur in multiple queries. When f...
Kamesh Munagala, Utkarsh Srivastava, Jennifer Wido...
CLEF
2008
Springer
15 years 6 months ago
Overview of the WikipediaMM Task at ImageCLEF 2008
The wikipediaMM task provides a testbed for the system-oriented evaluation of ad-hoc retrieval from a collection of Wikipedia images. It became a part of the ImageCLEF evaluation ...
Theodora Tsikrika, Jana Kludas