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Study on globe spatial grid reference system construction

  • Chengqi Cheng*
  • , Feilong Wu
  • , Rong Wang
  • , Yonggang Qin
  • , Xiaochong Tong
  • , Bo Chen
  • *Corresponding author for this work
  • Peking University
  • Unit 31009
  • Unit 61139
  • National University of Defense Technology
  • National Defense University
  • Institute of Mapping and Surveying

Research output: Contribution to journalArticlepeer-review

Abstract

To supplement the deficiency of the latitude and longitude existed as location code, such as complex description, non-regional characteristics and complex computation, a globe spatial grid reference system is constructed based on GeoSOT from Peking University. The grid system, built from a perfect quadtree with one degree, one minute and one second grid, could be fit for air-earth joint action. It designs a simple and practical location coding method, which also supports distance simple calculation. It could realize multi-source spatial data integrated retrieval, and develop methods of efficient code operation, framework of spatial computing, and 3D-earth grid system. Globe Spatial Grid Reference System will definitely play an important role in the future of big spatial data applications.

Original languageEnglish
Pages (from-to)1041-1049
Number of pages9
JournalBeijing Daxue Xuebao (Ziran Kexue Ban)/Acta Scientiarum Naturalium Universitatis Pekinensis
Volume52
Issue number6
DOIs
StatePublished - 20 Nov 2016
Externally publishedYes

Keywords

  • GeoSOT
  • Globe spatial grid reference system
  • Latitude and longitude
  • Quadtree

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