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» Preferences for Queries in a Mediator Approach
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ECIR
2007
Springer
13 years 9 months ago
Feature- and Query-Based Table of Contents Generation for XML Documents
The availability of a document’s logical structure in XML retrieval allows retrieval systems to return document portions (elements) instead of whole documents. This helps searche...
Zoltán Szlávik, Anastasios Tombros, ...
ICDE
2003
IEEE
114views Database» more  ICDE 2003»
14 years 9 months ago
Ranked Join Indices
A plethora of data sources contain data entities that could be ordered according to a variety of attributes associated with the entities. Such orderings result effectively in a ra...
Panayiotis Tsaparas, Themistoklis Palpanas, Yannis...
ICDE
2010
IEEE
243views Database» more  ICDE 2010»
14 years 7 months ago
Probabilistic Contextual Skylines
The skyline query returns the most interesting tuples according to a set of explicitly defined preferences among attribute values. This work relaxes this requirement, and allows us...
Anastasios Arvanitis, Dimitris Sacharidis, Timos K...
TREC
2003
13 years 9 months ago
Searching for geneRIFs: Concept-Based Query Expansion and Bayes Classification
k gene annotations. Our indexing machinery produces per indexed MEDLINE abstract a list of concepts with an accompanying weight, termed a fingerprint. Searching is done by matching...
Rob Jelier, Martijn J. Schuemie, C. Christiaan van...
ICDE
2008
IEEE
131views Database» more  ICDE 2008»
14 years 9 months ago
On Skylining with Flexible Dominance Relation
Given a set of d dimensional objects, a skyline query finds the objects ("skyline") that are not dominated by others. However, skylines do not always provide useful query...
Tian Xia, Donghui Zhang, Yufei Tao