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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.
The Annals of Statistics, Vol. 30, No. 4 (Aug., 2002), pp. 1081-1102 (22 pages) This paper analyzes whether standard covariance matrix tests work when dimensionality is large, and in particular larger ...