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GIS
2000
ACM
13 years 8 months ago
Modeling part-whole relationships for spatial data
Spatialapplications must managepartwhole (PW) relationships between spatial objects, for example, the division of an administrative region into zones based on land use. Support fo...
Rosanne Price, Nectaria Tryfona, Christian S. Jens...
KR
2000
Springer
14 years 1 days ago
A Logic Based Language for Parametric Inheritance
Though overriding as a single and default mode of inheritance is adequate for most knowledge bases, a large class of applications naturally requires several inheritance modes and ...
Hasan M. Jamil
IFIP12
2007
13 years 10 months ago
Semantic Multimedia Analysis based on Region Types and Visual Context
In this paper previous work on the detection of high-level concepts within multimedia documents is extended by introducing a mid-level ontology as a means of exploiting the visual ...
Evaggelos Spyrou, Phivos Mylonas, Yannis S. Avrith...
ER
2003
Springer
550views Database» more  ER 2003»
14 years 1 months ago
A UML Based Approach for Modeling ETL Processes in Data Warehouses
Data warehouses (DWs) are complex computer systems whose main goal is to facilitate the decision making process of knowledge workers. ETL (Extraction-Transformation-Loading) proces...
Juan Trujillo, Sergio Luján-Mora
WSC
1998
13 years 9 months ago
Assessment of Simulation Models Based on Trace-File Analysis: A Metamodeling Approach
Many important characteristics of simulation models, including queuing models, can be investigated by the use of metamodels. Problems in qualitative analysis such as analyzing mod...
Juri Tolujev, Peter Lorenz, Daniel Beier, Thomas J...