I am a researcher and teacher in statistics at Wageningen University. My favorite topics are statistical sampling for survey and monitoring and geostatistics
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WUR, Biometris
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SpatialSamplingwithR Public
Open source book: Spatial sampling with R
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GeodermaPaper2021_HofmanBrus Public
Rmd file and data for predicting the sampling variance of the estimated mean of nitrate-N in agricultural fields using geostatistical simulation with uncertain variograms.
1 UpdatedMar 23, 2022 -
TutorialSampling4DSM Public
R scripts for sampling for digital soil mapping
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CageoPaper2013 Public
R script for ex ante evaluation of space-time designs for estimating the temporal trend of spatial mans
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R script for computing required sample szies for estimating means and areal fractions of soil fertility variables of districts and mandals of Andhra Pradesh (India), using a frequentist, Bayesian a…