Sciweavers

848 search results - page 79 / 170
» A Conceptual Model for Multidimensional Data
Sort
View
111
Voted
DEXAW
1999
IEEE
120views Database» more  DEXAW 1999»
15 years 8 months ago
Dynamic Data Delivery to Mobile Users
We propose an information push model information dissemination to mobile users, called dynamic channel model. It is a set of extensions to the conceptual models developed for info...
Ana Paula Afonso, Francisco S. Regateiro, Má...
110
Voted
ER
2004
Springer
103views Database» more  ER 2004»
15 years 9 months ago
Querying Heterogeneous Spatial Databases: Combining an Ontology with Similarity Functions
This paper uses a knowledge-based approach to querying heterogeneous spatial databases based on an ontology and conceptual and attribute similarities. The ontology, which may be in...
Mariella Gutiérrez, M. Andrea Rodríg...
120
Voted
DAWAK
2003
Springer
15 years 9 months ago
CPM: A Cube Presentation Model for OLAP
On-Line Analytical Processing (OLAP) is a trend in database technology, based on the multidimensional view of data. In this paper we introduce the Cube Presentation Model (CPM), a ...
Andreas S. Maniatis, Panos Vassiliadis, Spiros Ski...
127
Voted
DOLAP
2004
ACM
15 years 9 months ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman
167
Voted
BXML
2003
15 years 5 months ago
Rule-Based Generation of XML Schemas from UML Class Diagrams
We present an approach of how to automatically extract an XML document structure from a conceptual data model that describes the content of the document. We use UML class diagrams ...
Tobias Krumbein, Thomas Kudrass