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ECSQARU
2005
Springer
16 years 4 days ago
Default Clustering from Sparse Data Sets
Categorization with a very high missing data rate is seldom studied, especially from a non-probabilistic point of view. This paper proposes a new algorithm called default clusterin...
Julien Velcin, Jean-Gabriel Ganascia
ER
2005
Springer
170views Database» more  ER 2005»
16 years 4 days ago
Conceptual Neighbourhood Diagrams for Representing Moving Objects
The idea of Conceptual Neighbourhood Diagram (CND) has proved its relevance in the areas of qualitative reasoning about time and qualitative reasoning about space. In this work, a ...
Nico Van de Weghe, Philippe De Maeyer
ESWS
2005
Springer
16 years 4 days ago
Querying RDF Data from a Graph Database Perspective
Abstract. This paper studies the RDF model from a database perspective. From this point of view it is compared with other database models, particularly with graph database models, ...
Renzo Angles, Claudio Gutiérrez
MRCO
2005
Springer
16 years 3 days ago
An Architecture for Developing Context-Aware Systems
This paper proposes a component-based architecture and development methodology for context-aware systems. A context is formally defined from relational point of view. The architec...
Kaiyu Wan, Vasu S. Alagar, Joey Paquet
OTM
2005
Springer
16 years 3 days ago
A Fact-Oriented Approach to Activity Modeling
In this paper we investigate the idea of using an ORM model as a starting point to derive an activity model, essentially providing an activity view on the original ORM model. When ...
Henderik Alex Proper, Stijn Hoppenbrouwers, Theo P...