DISTIL: A Design Support Environment for Conceptual Modeling of Spatio-temporal Requirements

  • Authors:
  • Sudha Ram;Richard Thomas Snodgrass;Vijay Khatri;Yousub Hwang

  • Affiliations:
  • -;-;-;-

  • Venue:
  • ER '01 Proceedings of the 20th International Conference on Conceptual Modeling: Conceptual Modeling
  • Year:
  • 2001

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Abstract

We describe DISTIL (DIstributed design of SpaTIo-temporaL data), a web-based conceptual modeling prototype system that can help capture the semantics of spatio-temporal data. Via DISTIL, we describe an annotation-based approach that divides spatio-temporal conceptual design into two steps: first capture the current reality of an application using a conventional conceptual model without considering the spatial aspects, and only then annotate the schema with the spatio-temporal semantics of the application. A database development team can use DISTIL to capture and validate their spatio-temporal data requirements. Using DISTIL we demonstrate that the annotation-based approach for capturing spatio-temporal requirements is straightforward to implement, satisfies ontology-based and cognition-based requirements, and integrates seamlessly into the existing database design methodologies.