Stability parameters 


Sum Across Environments of GEI Modelled by AMMI 

AMMI Stability Index 

AMMI Based Stability Parameter 

Sum Across Environments of Absolute Value of GEI Modelled by AMMI 

Annicchiarico's D Parameter 

Zhang's D Parameter 

Averages of the Squared Eigenvector Values 

Stability Measure Based on Fitted AMMI Model 

Modified AMMI Stability Index 

Modified AMMI Stability Value 

Sums of the Absolute Value of the IPC Scores 

Absolute Value of the Relative Contribution of IPCs to the Interaction 

Simultaneous selection index 

Simultaneous Selection Indices for Yield and Stability 

Wrapper function 

Estimate multiple AMMI model Stability Parameters 

Helper functions 

Ranks in a data.frame 

Rank Slopegraph 