Xiaofang Zhai

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This paper adopts an approach for querying spatial semantic by building the Web Ontology language (OWL) format ontology and introducing extended SPARQL Protocol and RDF Query Language (SPARQL) to search spatial semantic relations. Semantic approaches need to be developed by ontology, so we use OWL to describe spatial information extracted by the large-scale(More)
Traditionally, CA is a discrete dynamical system. Our study usually focused on the rule-making and initial conditions, without discussing about its different topologies structure of cellular space or its neighborhood. Therefore, our study mainly concerns about the dividing and comparison of cellular space and we extend it to the sphere and construct the(More)
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