loaloa: Loaloa prevalence data from 197 village surveys

Description Usage Format Source Examples

Description

Location and prevalence data from villages, elevation an vegetation index for the study region.

Usage

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data("loaloa")

Format

loaloa is a SpatialPolygonsDataFrame of the data, with columns N being the number of individuals tested and y being the number of positives. elevationLoa is a raster of elevation data. eviLoa is a raster of vegetation index for a specific date. ltLoa is land type. ltLoa is a raster of land types. 1 2 5 6 7 8 9 10 11 12 13 14 15 tempLoa is a raster of average temperature in degrees C.

Source

http://www.leg.ufpr.br/doku.php/pessoais:paulojus:mbgbook:datasets for the loaloa data, https://lpdaac.usgs.gov/product_search/?collections=Combined+MODIS&collections=Terra+MODIS&collections=Aqua+MODIS&view=list for EVI and land type and https://srtm.csi.cgiar.org for the elevation data.

Examples

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data("loaloa")
plot(loaloa, main="loaloa villages")

# elevation
plot(elevationLoa, col=terrain.colors(100), main="elevation")
points(loaloa)

# vegetation index
plot(eviLoa, main="evi")
points(loaloa)

plot(tempLoa, main="temperature")
points(loaloa)



# land type, a categorical variable
plot(ltLoa)
if(requireNamespace("mapmisc")){
	mapmisc::legendBreaks("bottomleft",ltLoa, bty='n')
}
points(loaloa)

geostatsp documentation built on Oct. 5, 2021, 9:10 a.m.