3 papers
stat.ME2021
Regression Models for Order-of-Addition Experiments
Hans-Peter Piepho, Emlyn R. Williams
The purpose of order-of-addition (OofA) experiments is to identify the best order in a sequence of m components in a system or treatment. Such experiments may be analysed by variou…
stat.AP2020
Optimizing the allocation of trials to sub-regions in multi-environment crop variety testing
Maryna Prus, Hans-Peter Piepho
New crop varieties are extensively tested in multi-environment trials in order to obtain a solid empirical basis for recommendations to farmers. When the target population of envir…
stat.ME2018
A Coefficient of Determination (R2) for Linear Mixed Models
Hans-Peter Piepho
Extensions of linear models are very commonly used in the analysis of biological data. Whereas goodness of fit measures such as the coefficient of determination (R2) or the adjuste…