Restricted maximum likelihood (source code)

= Restricted maximum likelihood
{wiki}

= REML
{c}
{synonym}

= Residual maximum likelihood
{synonym}

Restricted maximum likelihood estimates <covariance matrix> parameters from linear combinations of the data whose distribution does not involve the fixed mean coefficients. It differs from a <restricted maximum-likelihood estimator> obtained by maximizing an ordinary <likelihood function> under a null hypothesis.