GMOBench: a benchmark for generic moving objects

  • Authors:
  • Jianqiu Xu;Ralf Hartmut Güting

  • Affiliations:
  • Fern Universität Hagen, Germany;Fern Universität Hagen, Germany

  • Venue:
  • Proceedings of the 20th International Conference on Advances in Geographic Information Systems
  • Year:
  • 2012

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Abstract

In this paper, we introduce a benchmark called GMOBench that aims to evaluate the performance of a database system managing moving objects in different environments. In real life, people's movement can cover several environments rather than one, for example, Indoor → Walk → Bus. Consequently, the complete trip needs to be managed by a database system in order to support novel queries. Since existing methods are limited to one environment, new technologies are developed in a database system that is able to manage generic moving objects. A meaningful analysis and evaluation of such a system necessitates a comprehensive benchmark. GMOBench is settled in a realistic scenario which comprises (1) a data generator with the capability of creating a scalable set of trips representing the complete movement of humans (both indoor and outdoor); (2) a set of carefully designed and benchmark queries. We create the benchmark data in such a way that the dataset can mirror important characteristics and real world distributions of human mobility. We perform an extensive experimental study on comprehensive datasets to evaluate the performance of the system. The results demonstrate the effectiveness and efficiency of our approaches.