a root-mean-square error
accident mean square error
analysis of mean square error function
asymptotically mean square stability
atomic mean square displacement
atomic mean square velocity
average root-mean-square
Best Mean Square Predictor
blind least mean square
Conditional mean square error prediction criterion
continuity in mean square
convergence in mean square
convergence in square mean
convergent in square mean
Decision directed-least mean square
decorrelation least mean square
differential root-mean-square of half waves
effective error mean square