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Supporting Complex Thematic, Spatial and Temporal Queries over Semantic Web Data

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GeoSpatial Semantics (GeoS 2007)

Part of the book series: Lecture Notes in Computer Science ((LNISA,volume 4853))

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Abstract

Spatial and temporal data are critical components in many applications. This is especially true in analytical domains such as national security and criminal investigation. Often, the analytical process requires uncovering and analyzing complex thematic relationships between disparate people, places and events. Fundamentally new query operators based on the graph structure of Semantic Web data models, such as semantic associations, are proving useful for this purpose. However, these analysis mechanisms are primarily intended for thematic relationships. In this paper, we describe a framework built around the RDF metadata model for analysis of thematic, spatial and temporal relationships between named entities. We discuss modeling issues and present a set of semantic query operators. We also describe an efficient implementation in Oracle DBMS and demonstrate the scalability of our approach with a performance study using a large synthetic dataset from the national security domain.

This work is partially funded by NSF-ITRIDM Award #0325464 & #0714441 entitled “SemDIS: Discovering Complex Relationships in the Semantic Web.”

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Frederico Fonseca M. Andrea Rodríguez Sergei Levashkin

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Perry, M., Sheth, A.P., Hakimpour, F., Jain, P. (2007). Supporting Complex Thematic, Spatial and Temporal Queries over Semantic Web Data. In: Fonseca, F., Rodríguez, M.A., Levashkin, S. (eds) GeoSpatial Semantics. GeoS 2007. Lecture Notes in Computer Science, vol 4853. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-540-76876-0_15

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  • DOI: https://doi.org/10.1007/978-3-540-76876-0_15

  • Publisher Name: Springer, Berlin, Heidelberg

  • Print ISBN: 978-3-540-76875-3

  • Online ISBN: 978-3-540-76876-0

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