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155
Voted
AGILE
2007
Springer
2007
Springer
Towards Spatial Reasoning in the Semantic Web: A Hybrid Knowledge Representation System Architecture
15 years 8 months ago
Environmental databases store a wide variety of data from heterogeneous sources which are described with domain-specific terminologies and refer to distinct locations. In order to ...
115
Voted
SIGMOD
1998
ACM
15 years 6 months ago
1998
ACM
Two new spatial join operations, distance join and distance semijoin, are introduced where the join output is ordered by the distance betweenthe spatialattribute values ofthe join...
135
Voted
KI
1994
Springer
15 years 6 months ago
1994
Springer
The paper presentsa method for terminological reasoningabout spatial objects on the basis of a KL-ONE-like framework (LOOM). We apply this method to the domain of deductive geograp...
130
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ECSCW
1993
15 years 3 months ago
1993
: We present a spatial model of group interaction in virtual environments. The model aims to provide flexible and natural support for managing conversations among large groups gath...
98
Voted
ENTCS
2007
15 years 2 months ago
2007
We discuss the tensions between intensionality and extensionality of spatial observations in distributed systems, showing that there are natural models where extensional observati...