Table 6 Change of the goodness of fita as the model size changes
ModelModel sizeYieldTillerGrainKGW
a10.51480.60520.72800.8980
a+d20.70010.60520.77980.9350
a+d+aa30.87690.85090.92270.9783
a+d+aa+dd40.91720.85090.93420.9890
a+d+aa+dd+ad50.99000.85000.99500.9890
a+d+aa+dd+ad+da60.99800.98600.99500.9960
  • a The goodness of fit is defined as the squared correlation coefficient between observed and predicted phenotypic values.