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Boots.sf.

Source: R/spqdep-package.R
Boots.sf.Rd

A simple features object square regular lattice 16x16. from Fig. 3.3 in Upton and Fingleton (1985). In this figure, the cells coded black/white correspond to quadrats where the perennial shrub Atriplex hymenelytra is present/absent in a sample area in Death Valley, California.

Usage

data(Boots.sf)

Format

A simple features dataframe with 256 rows and 1 column:

BW

A factor with two levels: Black and White

Source

Boots, B. (2003) Developing local measures of spatial association for categorical data, Journal of Geographical Systems, 5(2), 139-160. doi:10.1007/s10109-003-0110-3

References

  • Boots, B. (2003). Developing local measures of spatial association for categorical data. Journal of Geographical Systems, 5(2), 139-160. doi:10.1007/s10109-003-0110-3

  • Upton G., Fingleton B. (1985) Spatial data analysis by example. Volume 1: Point pattern and quantitative data. John Wiley & Sons, Chichester

Examples

 data(Boots.sf)
 summary(Boots.sf)
#>  BW           hexs    
#>  B: 66   POLYGON:256  
#>  W:190   epsg:NA:  0