Algorithms for multi-group PLS

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Eslami, Aïda | Qannari, El Mostafa | Kohler, Achim | Bougeard, Stéphanie

Edité par CCSD ; Wiley -

International audience. Several approaches of investigation of the relationships between two datasets where the individuals are structured into groups are discussed. These strategies fit within the framework of partial least squares (PLS) regression. Each strategy of analysis is introduced on the basis of a maximization criterion, which involves the covariances between components associated with the groups of individuals in each dataset. Thereafter, algorithms are proposed to solve these maximization problems. The strategies of analysis can be considered as extensions of multi-group principal components analysis to the context of PLS regression.

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