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Fig. 7.3
Eigenvectors corresponding to the smallest eigenvalues, derived from the ORL face data-
base
Fig. 7.4
ICA basis vectors derived from the ORL face database
of eigenvectors of
R
PCA. Therefore with 48 subspace dimensions
C
PCA yields
better accuracy in recognition as well as better class distinctiveness in comparison
to
R
PCA.
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