期刊
INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SCIENCE
卷 35, 期 12, 页码 2517-2539出版社
TAYLOR & FRANCIS LTD
DOI: 10.1080/13658816.2021.1912349
关键词
Spatial-social network; location-based social network (lbsn); indoor space; graph database; simplex
This paper presents a simplex-based enriched graph data model that integrates a discrete and place-based indoor spatial model with a spatial-social network. The model incorporates similarity and relevance measures from Q-analysis of simplicial complexes, along with an indoor-specific metric for processing spatial-social queries. Experimental implementation demonstrates the quantitative advantage of using graph-based representation and the qualitative superiority of simplex-based enrichment in handling spatial-social queries in indoor environments.
This paper introduces a simplex-based enriched graph data model integrating a discrete and place-based indoor spatial model with a spatial-social network. The proposed model incorporates similarity and relevance measures, exhibited from Q-analysis of simplicial complexes, facilitating data manipulation and revealing latent relations in a spatial-social network. It also uses an indoor-specific metric representing the ease of access to process spatial-social queries in indoor environments. The proposed model's experimental implementation shows the quantitative advantage of using graph-based representation and the qualitative superiority of simplex-based enrichment in processing spatial-social queries in indoor environments.
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