Sciweavers

3588 search results - page 565 / 718
» Semantic web in eHealth
Sort
View
CLOUDCOM
2010
Springer
15 years 4 months ago
A Token-Based Access Control System for RDF Data in the Clouds
The Semantic Web is gaining immense popularity-and with it, the Resource Description Framework (RDF) broadly used to model Semantic Web content. However, access control on RDF sto...
Arindam Khaled, Mohammad Farhan Husain, Latifur Kh...
SEMWEB
2010
Springer
15 years 4 months ago
Using Reformulation Trees to Optimize Queries over Distributed Heterogeneous Sources
Abstract. In order to effectively and quickly answer queries in environments with distributed RDF/OWL, we present a query optimization algorithm to identify the potentially relevan...
Yingjie Li, Jeff Heflin
WEBDB
2010
Springer
208views Database» more  WEBDB 2010»
15 years 4 months ago
XML-Based RDF Data Management for Efficient Query Processing
The Semantic Web, which represents a web of knowledge, offers new opportunities to search for knowledge and information. To harvest such search power requires robust and scalable ...
Mo Zhou, Yuqing Wu
IEEECGIV
2009
IEEE
15 years 4 months ago
TagReel: A Visualization of Tag Relations among User Interests in the Social Tagging System
Social tagging systems provide users with the ability to share information and extend their field of knowledge. The purpose of this paper is to explore the tag relations of user in...
Joohee Bae, Kyungwon Lee
ICML
2000
IEEE
16 years 7 months ago
Learning to Probabilistically Identify Authoritative Documents
We describe a model of document citation that learns to identify hubs and authorities in a set of linked documents, such as pages retrieved from the world wide web, or papers retr...
David Cohn, Huan Chang