The Annals of Statistics, Vol. 38, No. 2 (April 2010), pp. 1094-1121 (28 pages) We consider dimension reduction for regression or classification in which the predictors are matrix- or array-valued.

This is a preview. Log in through your library . Abstract Regressions in which the fixed number of predictors p exceeds the number of independent observational units n occur in a variety of scientific ...