848 search results - page 12 / 170 » A Conceptual Model for Multidimensional Data |
ICEIS
2009
IEEE
14 years 11 months ago
2009
IEEE
194
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GIS
2004
ACM
16 years 2 months ago
2004
ACM
Motivated by the increasing need to handle complex multidimensional data in location-based data warehouses, this paper proposes a powerful data model that is able to capture the c...
104
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ER
2010
Springer
15 years 2 days ago
2010
Springer
Abstract. We investigate the computational complexity of reasoning over temporal extensions of conceptual data models. The temporal conceptual models we analyse include the standar...
105
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DEXA
1998
Springer
15 years 5 months ago
1998
Springer
This paper presents a framework for a learning based approach to dynamically evolve the conceptual structure of a database in order to facilitate virtual representation of data in ...