Show that the identity matrix is a generalized inverse of any projection matrix. Show also that a
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Show that the identity matrix is a generalized inverse of any projection matrix. Show also that a projection matrix, not necessarily symmetric, is its own generalized inverse satisfying (1.9) and (1.11). Under what conditions is a projection matrix self-inverse in the Moore-Penrose sense?
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Tensor Methods In Statistics Monographs On Statistics And Applied Probability
ISBN: 9781315898018
1st Edition
Authors: Peter McCullagh
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