diagonally weighted least squares (DWLS, with optional weight matrix input) generalized least squares (GLS, with optional weight matrix input) maximum likelihood (ML, for multivariate normal data); this is the default method unweighted least squares (ULS) weighted least squares or asymptotically distribution-free method (WLS or ADF, with optional weight matrix input) 这是SAS中对SEM的方法,根本没有pls, |