Spatial Analysis Based on Data Field and Its Application to Land Grade
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Graphical Abstract
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Abstract
The characteristics of spatial data field are investigated.The land grade dada field is established.The methods of spatial analysis based on spatial data field are discussed.A land grading model is proposed according to the overlay analysis of spatial data field.Taking Wuhan as an example,several methods are tested in commercial land grade of Wuhan city.The results are proved to be reasonable.
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