Giordani, Paolo; Rocci, Roberto - In: Psychometrika 78 (2013) 4, pp. 669-684
diverging and uninterpretable components. To avoid degeneracy, orthogonality constraints are usually applied to one of the … underlying the data is not guaranteed. For this purpose, we consider some variants of the CP model where the orthogonality … constraints are relaxed either by constraining only a pair, or a subset, of components or by stimulating the CP solution to be …