Sciweavers

1265 search results - page 133 / 253
» Metadata management and relational databases
Sort
View
EEE
2004
IEEE
15 years 1 months ago
Spreading Activation Models for Trust Propagation
Semantic Web endeavors have mainly focused on issues pertaining to knowledge representation and ontology design. However, besides understanding information metadata stated by subj...
Cai-Nicolas Ziegler, Georg Lausen
BTW
2007
Springer
191views Database» more  BTW 2007»
15 years 4 months ago
The Information Integrator: Using Semantic Technology to provide a single view to distributed data
: For the integration of data that resides in autonomous data sources Software AG uses ontologies. Data source ontologies describe the data sources themselves. Business ontologies ...
Jürgen Angele, Michael Gesmann
SSDBM
2002
IEEE
149views Database» more  SSDBM 2002»
15 years 2 months ago
A Cost Model for Interval Intersection Queries on RI-Trees
The efficient management of interval data represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tree1 ), an effi...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
DASFAA
2004
IEEE
158views Database» more  DASFAA 2004»
15 years 1 months ago
A Cost Model for Spatial Intersection Queries on RI-Trees
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
ER
2004
Springer
92views Database» more  ER 2004»
15 years 3 months ago
XBiT: An XML-Based Bitemporal Data Model
Abstract. Past research work on modeling and managing temporal information has, so far, failed to elicit support in commercial database systems. The increasing popularity of XML oï...
Fusheng Wang, Carlo Zaniolo