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Qualitative Detailed Description for Spatial Direction Relations
Spatial Information Sciences GIS Analysis Model Reasoning Spatial Direction Relations
2015/12/2
Direction relation is an important spatial relation. Descriptions and representations for direction relations have different levels of detail because of different dimensions of spatial objects and dif...
QUALITATIVE SPATIAL REASONING ABOUT INTERNAL CARDINAL DIRECTION RELATIONS
Qualitative Spatial Reasoning Internal Cardinal Direction Relation External Cardinal Direction Relation Distance Relation Topological Relation Composition Table
2015/8/10
A class of novel spatial relation, internal cardinal direction (ICD) relation, is introduced and discussed. Applying ICD-9 model, the characteristics and the simplification rule of ICD relations are d...
An approach to computing direction relations between separated object groups
computing direction relations separated object groups
2014/12/12
Direction relations between object groups play an important role in qualitative spatial reasoning, spatial computation and spatial recognition. However, none of existing models can be used to compute ...
CARDINAL DIRECTION RELATIONS QUERY MODELING BASED ON GEO-ONTOLOGY
Direction relations Query Model Digital gazetteer Spatial reasoning
2014/4/25
Direction relations, as an important spatial relationship, is simply expressed as object prosperity in traditional geo-ontology. The lacking of explicit specifications and reasoning rules of direction...