391 search results - page 53 / 79 » An ontology based approach to the integration of entity-rela... |
WWW
2005
ACM
14 years 1 months ago
2005
ACM
In this paper, we propose an approach to materialize XML data warehouses based on the frequent query patterns discovered from historical queries issued by users. The schemas of in...
ESWS
2010
Springer
14 years 21 days ago
2010
Springer
Abstract. It has been argued that linked open data is the major benefit of semantic technologies for the web as it provides a huge amount of structured data that can be accessed i...
BMCBI
2006
13 years 8 months ago
2006
Background: This article addresses the problem of interoperation of heterogeneous bioinformatics databases. Results: We introduce BioWarehouse, an open source toolkit for construc...
AGILE
2007
Springer
2007
Springer
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
14 years 2 months ago
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
CORR
2002
Springer
13 years 7 months ago
2002
Springer
Recommender systems learn about user preferences over time, automatically finding things of similar interest. This reduces the burden of creating explicit queries. Recommender sys...