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» Using Semantics to Improve the Design of Game Worlds
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COSIT
2009
Springer
133views GIS» more  COSIT 2009»
16 years 5 days ago
A Metric Conceptual Space Algebra
Abstract. The modeling of concepts from a cognitive perspective is important for designing spatial information systems that interoperate with human users. Concept representations t...
Benjamin Adams, Martin Raubal
164
Voted
MOBIDE
2006
ACM
15 years 11 months ago
Boosting location-based services with a moving object database engine
Composition of temporal and spatial properties of real world objects in a unified data framework results into Moving Object Databases (MOD). MODs are able to process, manage and a...
Nikos Pelekis, Yannis Theodoridis
DOOD
1995
Springer
124views Database» more  DOOD 1995»
15 years 9 months ago
Querying Semistructured Heterogeneous Information
Abstract. Semistructured data has no absolute schema xed in advance and its structure may be irregular or incomplete. Such data commonly arises in sources that do not impose a rigi...
Dallan Quass, Anand Rajaraman, Yehoshua Sagiv, Jef...
PODS
2010
ACM
197views Database» more  PODS 2010»
15 years 5 months ago
When data dependencies over SQL tables meet the logics of paradox and S-3
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
Sven Hartmann, Sebastian Link
176
Voted
WSC
2000
15 years 7 months ago
Teaching system modeling, simulation and validation
Simulation is used in the design process of dynamic systems. The results of simulation are employed for validating a model, and they are helpful for the improvement of the design ...
Jörg Desel