297 search results - page 57 / 60 » On the Decidability of Consistent Query Answering |
COMPGEOM
2003
ACM
14 years 18 days ago
2003
ACM
Given a scene consisting of objects, ray shooting queries answer with the first object encountered by a given ray, and are used in ray tracing and radiosity for rendering photo-r...
SAC
2004
ACM
14 years 23 days ago
2004
ACM
Integrity constraints are valuable tools for enforcing consistency of data in a database. Global integrity constraints ensure integrity and consistency of data spanning multiple d...
MIDDLEWARE
2007
Springer
2007
Springer
AVMEM - Availability-Aware Overlays for Management Operations in Non-cooperative Distributed Systems
14 years 1 months ago
Monitoring and management operations that query nodes based on their availability can be extremely useful in a variety of largescale distributed systems containing hundreds to thou...
ESWS
2008
Springer
13 years 9 months ago
2008
Springer
We present SHIRI-Annot an automatic ontology-driven and unsupervised approach for the semantic annotation of documents which contain well structured parts and not well structured o...
INTERNET
2008
13 years 7 months ago
2008
through suitable abstractions and tools is a viable option for improving servicebased computations. T he past few years have witnessed end users' increasing involve ment in th...