813 search results - page 79 / 163 » The Spatial Semantic Hierarchy |
FOIS
2010
13 years 9 months ago
2010
Abstract. The paper examines the semantics of the terms `environment' and `habitat' and presents a semi-formalised ontological framework in which these concepts are relat...
SCANGIS
2003
13 years 9 months ago
2003
Topographic data sets produced by the National Mapping Agencies (NMAs) are an essential part of Spatial Data Infrastructures (SDIs). Both global and European developments will deno...
AAAI
1998
13 years 9 months ago
1998
Physical systemsoften exhibit complexnonlinear behaviors in continuoustime at multiple temporaland spatial scales. Abstractionssimplify behavioralanalysis and help focus on domina...
TACAS
1997
Springer
13 years 12 months ago
1997
Springer
We present a highly polymorphic tool for the construction, synthesis, structuring, manipulation, investigation, and (symbolic) execution of graphs. The exibility of this tool, whic...
CSL
2007
Springer
13 years 11 months ago
2007
Springer
We compare the expressive power of a class of well-structured transition systems that includes relational automata, Petri nets, lossy channel systems, and constrained multiset rewr...