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» Conceptual Modeling for Data Integration
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ER
1998
Springer
147views Database» more  ER 1998»
15 years 2 months ago
An Active Conceptual Model for Fixed Income Securities Analysis for Multiple Financial Institutions
The practical implementation and use of a mediator for fixed income securities analysis demonstrated the potential for extending the application of conceptual modeling from the sys...
Allen Moulton, Stéphane Bressan, Stuart E. ...
ICDE
1993
IEEE
158views Database» more  ICDE 1993»
15 years 1 months ago
Unification of Temporal Data Models
To add time su port to the relational model, both first normal form (fNF and non-INF appmches have maining within 1NF when time support is added may introduce data redundancy. The...
Christian S. Jensen, Michael D. Soo, Richard T. Sn...
ER
2004
Springer
103views Database» more  ER 2004»
15 years 3 months ago
Modeling Default Induction with Conceptual Structures
Our goal is to model the way people induce knowledge from rare and sparse data. This paper describes a theoretical framework for inducing knowledge from these incomplete data descr...
Julien Velcin, Jean-Gabriel Ganascia
ICCS
2004
Springer
15 years 3 months ago
Clustering of Conceptual Graphs with Sparse Data
This paper gives a theoretical framework for clustering a set of conceptual graphs characterized by sparse descriptions. The formed clusters are named in an intelligible manner thr...
Jean-Gabriel Ganascia, Julien Velcin
DATE
1999
IEEE
100views Hardware» more  DATE 1999»
15 years 2 months ago
The Rugby Model: A Conceptual Frame for the Study of Modelling, Analysis and Synthesis Concepts of Electronic Systems
We propose a conceptual framework, called the Rugby Model, in which designs, design processes and design tools can be studied. It is an extension of the Y chart and adds two dimen...
Axel Jantsch, Shashi Kumar, Ahmed Hemani