Sciweavers

5130 search results - page 931 / 1026
» Constraint Query Languages
Sort
View
104
Voted
AMW
2010
15 years 2 months ago
Run-time Optimization for Pipelined Systems
Traditional optimizers fail to pick good execution plans, when faced with increasingly complex queries and large data sets. This failure is even more acute in the context of XQuery...
Riham Abdel Kader, Maurice van Keulen, Peter A. Bo...
BIS
2010
227views Business» more  BIS 2010»
15 years 2 months ago
Using SPARQL and SPIN for Data Quality Management on the Semantic Web
The quality of data is a key factor that determines the performance of information systems, in particular with regard (1) to the amount of exceptions in the execution of business p...
Christian Fürber, Martin Hepp
110
Voted
DBSEC
2010
162views Database» more  DBSEC 2010»
15 years 2 months ago
Distributed and Secure Access Control in P2P Databases
The intent of peer data management systems (PDMS) is to share as much data as possible. However, in many applications leveraging sensitive data, users demand adequate mechanisms to...
Angela Bonifati, Ruilin Liu, Hui (Wendy) Wang
ICWS
2010
IEEE
15 years 2 months ago
WSExpress: A QoS-aware Search Engine for Web Services
Web services are becoming prevalent nowadays. Finding desired Web services is becoming an emergent and challenging research problem. In this paper, we present WSExpress (Web Servi...
Yilei Zhang, Zibin Zheng, Michael R. Lyu
99
Voted
LREC
2010
169views Education» more  LREC 2010»
15 years 2 months ago
An Evaluation of Technologies for Knowledge Base Population
Previous content extraction evaluations have neglected to address problems which complicate the incorporation of extracted information into an existing knowledge base. Previous qu...
Paul McNamee, Hoa Trang Dang, Heather Simpson, Pat...