Spatial Topology and its Structural Analysis based on the Concept of Simplicial Complex

@misc{citeulike:1444016, abstract = {This paper introduces a model that identifies spatial relationships for a structural analysis based on the concept of simplicial complex. The spatial relationships are identified through overlapping two map layers, namely a primary layer and a contextual layer. The identified spatial relationships are represented as a simplical complex, in which simplices and vertices respectively represent two layers of objects. The model relies on the simplical complex for structural representation and analysis. To quantify structural properties of individual primary objects (or equivalently simplices), and the simplicial complex as a whole, we define a set of centrality measures by considering multidimensional chains of connectivity, i.e. the number of contextual objects shared by a pair of primary objects. With the model, the interaction and relationships with a geographic system are modeled from both local and global perspectives. The structural properties and modeling capabilities are illustrated with a simple example and a case study applied to the structural analysis of an urban system.}, author = {Jiang, Bin and Omer, Itzhak }, citeulike-article-id = {1444016}, eprint = {0707.0920}, keywords = {simplicial, spatial, topology}, month = {Jul}, posted-at = {2007-07-09 13:00:36}, priority = {2}, title = {Spatial Topology and its Structural Analysis based on the Concept of Simplicial Complex}, url = {http://arxiv.org/abs/0707.0920}, year = {2007} }

TY - ELEC ID - citeulike:1444016 L3 - citeulike-article-id:1444016 TI - Spatial Topology and its Structural Analysis based on the Concept of Simplicial Complex N2 - This paper introduces a model that identifies spatial relationships for a structural analysis based on the concept of simplicial complex. The spatial relationships are identified through overlapping two map layers, namely a primary layer and a contextual layer. The identified spatial relationships are represented as a simplical complex, in which simplices and vertices respectively represent two layers of objects. The model relies on the simplical complex for structural representation and analysis. To quantify structural properties of individual primary objects (or equivalently simplices), and the simplicial complex as a whole, we define a set of centrality measures by considering multidimensional chains of connectivity, i.e. the number of contextual objects shared by a pair of primary objects. With the model, the interaction and relationships with a geographic system are modeled from both local and global perspectives. The structural properties and modeling capabilities are illustrated with a simple example and a case study applied to the structural analysis of an urban system. KW - simplicial KW - spatial KW - topology AU - Jiang, Bin AU - Omer, Itzhak PY - 2007/Jul/06/ UR - http://arxiv.org/abs/0707.0920 ER -