Calculates the Normalized mean squared error (NMSE) from observed
and predicted values.
Usage
nmse(o, p)
Arguments
o
A numeric vector. Observed values.
p
A numeric vector. Predicted values.
Value
Normalized mean squared error (NMSE)
Details
Interpretation: smaller is better.
References
Park S. J., Vlek P. L. G. 2002. Environmental correlation of
three-dimensional soil spatial variability: a comparison of three adaptive
techniques. Geoderma, 109(1-2), 117-140.