4084 search results - page 80 / 817 » Constraints in spatial structures |
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CORR
2011
Springer
14 years 8 months ago
2011
Springer
We investigate (quantifier-free) spatial constraint languages with equality, contact and connectedness predicates, as well as Boolean operations on regions, interpreted over low-...
109
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SIGIR
2008
ACM
15 years 1 months ago
2008
ACM
Address geocoding, the process of finding the map location for a structured postal address, is a relatively well-studied problem. In this paper we consider the more general proble...
170
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SIGMOD
2007
ACM
16 years 1 months ago
2007
ACM
An important problem for many location-based applications is the continuous evaluation of proximity relations among moving objects. These relations express whether a given set of ...
CAIP
2007
Springer
15 years 5 months ago
2007
Springer
In this paper, we analyse mathematical properties of spatial optical-flow computation algorithm. First by numerical analysis, we derive the convergence property on variational opti...
ITS
2004
Springer
15 years 6 months ago
2004
Springer
Abstract. In this paper, we present an approach for supporting spatial awareness in an intelligent tutoring system, the purpose of which is to train astronauts to operating tasks o...