Sciweavers

1183 search results - page 42 / 237
» Exploiting Conceptual Knowledge for Querying Information Sys...
Sort
View
CORR
2010
Springer
218views Education» more  CORR 2010»
13 years 5 months ago
User Centered and Ontology Based Information Retrieval System for Life Sciences
Because of the increasing number of electronic data, designing efficient tools to retrieve and exploit documents is a major challenge. Current search engines suffer from two main d...
Sylvie Ranwez, Vincent Ranwez, Mohameth-Fran&ccedi...
AAAI
2007
13 years 11 months ago
Mining Web Query Hierarchies from Clickthrough Data
In this paper, we propose to mine query hierarchies from clickthrough data, which is within the larger area of automatic acquisition of knowledge from the Web. When a user submits...
Dou Shen, Min Qin, Weizhu Chen, Qiang Yang, Zheng ...
SIGMOD
2007
ACM
120views Database» more  SIGMOD 2007»
14 years 9 months ago
Xpath on steroids: exploiting relational engines for xpath performance
A lot of research has been conducted by the database community on methods and techniques for efficient XPath processing, with great success. Despite the progress made, significant...
Haris Georgiadis, Vasilis Vassalos
AOSD
2006
ACM
14 years 3 months ago
Expressing different conceptual models of join point selections in aspect-oriented design
When specifying pointcuts, i.e. join point selections, in AspectOriented Software Development, developers have in different situations different conceptual models in mind. Aspect-...
Dominik Stein, Stefan Hanenberg, Rainer Unland
ECAI
2008
Springer
13 years 10 months ago
Privacy-Preserving Query Answering in Logic-based Information Systems
Abstract. We study privacy guarantees for the owner of an information system who wants to share some of the information in the system with clients while keeping some other informat...
Bernardo Cuenca Grau, Ian Horrocks