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CBMS
2007
IEEE
14 years 2 months ago
Conceptual Graphs Based Information Retrieval in HealthAgents
This paper focuses on the problem of representing, in a meaningful way, the knowledge involved in the HealthAgents project. Our work is motivated by the complexity of representing...
Madalina Croitoru, Bo Hu, Srinandan Dasmahapatra, ...
VLDB
2004
ACM
128views Database» more  VLDB 2004»
14 years 1 months ago
An Annotation Management System for Relational Databases
We present an annotation management system for relational databases. In this system, every piece of data in a relation is assumed to have zero or more annotations associated with ...
Deepavali Bhagwat, Laura Chiticariu, Wang Chiew Ta...
AMR
2006
Springer
119views Multimedia» more  AMR 2006»
13 years 9 months ago
The Potential of User Feedback Through the Iterative Refining of Queries in an Image Retrieval System
Inaccurate or ambiguous expressions in queries lead to poor results in information retrieval. We assume that iterative user feedback can improve the quality of queries. To this end...
Maher Ben Moussa, Marco Pasch, Djoerd Hiemstra, Pa...
GVD
2004
107views Database» more  GVD 2004»
13 years 9 months ago
Conflation Methods and Spelling Mistakes - A Sensitivity Analysis in Information Retrieval
In some information retrieval scenarios, for example internal help desk systems, texts are entered into the document collection without proofreading. This can result in a relative...
Philipp Dopichaj, Theo Härder
DASFAA
2009
IEEE
96views Database» more  DASFAA 2009»
13 years 11 months ago
A Revisit of Query Expansion with Different Semantic Levels
Abstract. Query expansion has received extensive attention in information retrieval community. Although semantic based query expansion appears to be promising in improving retrieva...
Ce Zhang, Bin Cui, Gao Cong, Yu-Jing Wang