rmsd {irt} | R Documentation |
Calculate Root Mean Square Deviation (RMSD) (or Root Mean Square Error (RMSE))
Description
The formula for RMSD is:
RMSD = \sqrt{\frac{\sum_{i = 1}^n(\hat \theta - \theta)^2}{n}}
Usage
rmsd(est, true)
Arguments
est |
A numeric vector of estimated values |
true |
A numeric vector of true values |
Value
A number representing RMSD.
Author(s)
Emre Gonulates
Examples
true <- rnorm(10)
est <- true + runif(10)
[Package irt version 0.2.9 Index]