Sciweavers

1151 search results - page 132 / 231
» Scalable Continuous Query System for Web Databases
Sort
View
126
Voted
DBSEC
2010
162views Database» more  DBSEC 2010»
15 years 4 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
140
Voted
CIKM
2011
Springer
14 years 2 months ago
Semantic data markets: a flexible environment for knowledge management
We present Nyaya, a system for the management of Semantic-Web data which couples a general-purpose and extensible storage mechanism with efficient ontology reasoning and querying ...
Roberto De Virgilio, Giorgio Orsi, Letizia Tanca, ...
183
Voted
VLDB
2007
ACM
121views Database» more  VLDB 2007»
16 years 2 months ago
TRAX - Real-World Tracking of Moving Objects
A range of mobile services rely on knowing the current positions of populations of so-called moving objects. In the ideal setting, the positions of all objects are known always an...
Christian S. Jensen, Stardas Pakalnis
162
Voted
JAIR
2012
254views Hardware» more  JAIR 2012»
13 years 4 months ago
Completeness Guarantees for Incomplete Ontology Reasoners: Theory and Practice
To achieve scalability of query answering, the developers of Semantic Web applications are often forced to use incomplete OWL 2 reasoners, which fail to derive all answers for at ...
Bernardo Cuenca Grau, Boris Motik, Giorgos Stoilos...
CLEF
2005
Springer
15 years 8 months ago
Overview of WebCLEF 2005
We describe WebCLEF, the multilingual web track, that was introduced at CLEF 2005. We provide details of the tasks, the topics, and the results of WebCLEF participants. The mixed ...
Börkur Sigurbjörnsson, Jaap Kamps, Maart...