Leyder, SarahSarahLeyderRaymaekers, JakobJakobRaymaekersVerdonck, TimTimVerdonck2024-09-092024-04-032024-09-0920240960-3174WOS:001189140000001https://imec-publications.be/handle/20.500.12860/43766Generalized spherical principal component analysisJournal article10.1007/s11222-024-10413-9WOS:001189140000001SIGN COVARIANCE-MATRIXPROJECTION-PURSUIT APPROACHESTIMATORSASYMPTOTICSEIGENVALUES