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Jolliffe I. Principal Component Analysis (2ed., Springer, 2002)(518s)

Jolliffe I. Principal Component Analysis (2ed., Springer, 2002)(518s)

Jolliffe I. Principal Component Analysis (2ed., Springer, 2002)(518s)

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256 10. Outlier Detection, Influential Observations and Robust EstimationTable 10.3. Artistic qualities of painters: comparisons between estimated (empirical) and actual (sample) influence of individualobservations for the first two PCs, based on the correlation matrix.<strong>Component</strong> number 1 2InfluenceInfluenceEigenvalue Eigenvector Eigenvalue EigenvectorEstimated Actual Obs. no. Estimated Actual Obs. no. Estimated Actual Obs. no. Estimated Actual Obs. no.−0.075 −0.084 34 1.406 1.539 26 0.075 0.080 34 5.037 7.546 340.068 0.074 31 1.255 1.268 44 0.064 0.070 44 4.742 6.477 43−0.067 −0.073 43 0.589 0.698 42 0.061 0.062 43 4.026 4.333 260.062 0.067 28 0.404 0.427 22 0.047 0.049 39 1.975 2.395 42............−0.003 −0.003 6 0.001 0.001 33 −0.001 −0.002 45 0.011 0.012 21−0.001 −0.001 32 0.000 0.000 53 −0.001 −0.001 14 0.010 0.012 380.001 0.001 11 0.000 0.000 30 −0.000 −0.001 42 0.001 0.001 300.001 0.001 13 0.000 0.000 21 −0.000 −0.000 11 0.001 0.001 53

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