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General Method for Extending Discrete Global Grid Systems to Three Dimensions [PDF]
ISPRS International Journal of Geo-Information, 2020 Geospatial sensors are generating increasing amounts of three-dimensional (3D) data. While Discrete Global Grid Systems (DGGS) are a useful tool for integrating geospatial data, they provide no native support for 3D data.
Benjamin Ulmer +2 more
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EASE-DGGS: a hybrid discrete global grid system for Earth sciences
Big Earth Data, 2022 Although we live in an era of unprecedented quantities and access to data, deriving actionable information from raw data is a hard problem. Earth observation systems (EOS) have experienced rapid growth and uptake in recent decades, and the rate at which ...
Jeffery A. Thompson +4 more
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Intelligent geospatial maritime risk analytics using the Discrete Global Grid System [PDF]
Big Earth Data, 2021 Each year, accidents involving ships result in significant loss of life, environmental pollution and economic losses. The promotion of navigation safety through risk reduction requires methods to assess the spatial distribution of the relative likelihood
Andrew Rawson +2 more
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A five-dimensional geometric uniformity framework for spherical diamond grids [PDF]
Scientific ReportsDiscrete Global Grid Systems (DGGS), as a next-generation framework for the digital Earth, inevitably suffer from geometric non-uniformity, which impacts the accuracy of data representation and analysis.
YuanZheng Duan +4 more
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ISPRS International Journal of Geo-Information, 2021 With the rapid development of earth observation, satellite navigation, mobile communication, and other technologies, the order of magnitude of the spatial data we acquire and accumulate is increasing, and higher requirements are put forward for the ...
Yue Ma +6 more
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THE TRANSFORM BETWEEN GEOGRAPHIC COORDINATES AND LOCATION CODES OF APERTURE 4 HEXAGONAL GRID SYSTEM [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017 Discrete global grid system is a new data model which supports the fusion processing of multi-source geospatial data. In discrete global grid systems, all cell operations can be completed by codes theoretically, but most of current spatial data are in ...
R. Wang, J. Ben, J. Ben, Y. Li, L. Du
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An Information Fusion Model between GeoSOT Grid and Global Hexagonal Equal Area Grid
ISPRS International Journal of Geo-Information, 2022 In order to cope with the rapid growth of spatiotemporal big data, data organization models based on discrete global grid systems have developed rapidly in recent years.
Qingmei Li +4 more
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InundatEd-v1.0: a height above nearest drainage (HAND)-based flood risk modeling system using a discrete global grid system [PDF]
Geoscientific Model Development, 2021 Despite the high historical losses attributed to flood events, Canadian flood mitigation efforts have been hindered by a dearth of current, accessible flood extent/risk models and maps.
C. Chaudhuri, A. Gray, C. Robertson
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GENERATION ALGORITHM OF DISCRETE LINE IN MULTI-DIMENSIONAL GRIDS [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017 Discrete Global Grids System (DGGS) is a kind of digital multi-resolution earth reference model, in terms of structure, it is conducive to the geographical spatial big data integration and mining.
L. Du, J. Ben, Y. Li, R. Wang
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Lattice Quad-Tree Indexing Algorithm for a Hexagonal Discrete Global Grid System
ISPRS International Journal of Geo-Information, 2020 Hexagonal discrete global grid systems are the preferred data models supporting multisource geospatial information fusion. Related research has aroused widespread concern in the academic community, and hierarchical indexing algorithms are one of the main
Jianbin Zhou +4 more
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