A structured overview of simultaneous component based data integration

BMC Bioinformatics

Table 1 Characterization of published simultaneous component methods in function of the general framework.

	Common mode	Pre-processing	Matrix-specific weights	Identification constraint
SUM-PCA	object	Variables: auto-scaling Matrices: scaled to sum of squares one	All w_k= 1	Principal axes T^TT = I
unr. PCovR	object	Variables: auto-scaling	Minimize cross- validation error	Principal axes T^TT = I
MFA	object	Variables: auto-scaling	Inverse of largest singular value	Principal axes T^TT = I
STATIS	object		Compromise weights	Principal axes P_conc= I
SCA-P	variable	Variables: auto-scaling	All w_k= 1	Principal axes T_conc= I

ISSN: 1471-2105