4382 search results - page 40 / 877 » Query by Semantic Example |
ER
2007
Springer
14 years 1 months ago
2007
Springer
Model transformations are playing a vital role in the field of model engineering. However, for non-trivial transformation issues most approaches require imperative definitions, w...
CIKM
1999
Springer
13 years 12 months ago
1999
Springer
A semantic caching scheme suitable for wrappers wrapping web sources is presented. Since the web sources have typically weaker querying capabilities than conventional databases, e...
ICDT
2007
ACM
14 years 1 months ago
2007
ACM
Abstract. We define and study formal privacy guarantees for information integration systems, where sources are related to a public schema by mappings given by source-to-target dep...
MMM
2008
Springer
14 years 2 months ago
2008
Springer
In this paper, we propose a novel query language for video indexing and retrieval that (1) enables to make queries both at the image level and at the semantic level (2) enables the...
SEMWEB
2010
Springer
13 years 5 months ago
2010
Springer
We develop query relaxation techniques for regular path queries and combine them with query approximation in order to support flexible querying of RDF data when the user lacks know...