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

List of Figures1.1 Plot of 50 observations on two variables x 1 ,x 2 . ...... 21.2 Plot of the 50 observations from Figure 1.1 with respect totheir PCs z 1 , z 2 ........................ 31.3 Student anatomical measurements: plots of 28 students withrespect to their first two PCs. × denotes women;◦ denotes men. ........................ 42.1 Contours of constant probability based on Σ 1 = ( 80442.2 Contours of constant probability based on Σ 2 = ( 80004404480). 23). 233.1 Orthogonal projection of a two-dimensional vector onto aone-dimensional subspace. ................. 354.1 Graphical representation of the coefficients in the secondPC for sea level atmospheric pressure data. . ....... 735.1 (a). Student anatomical measurements: plot of the first twoPC for 28 students with convex hulls for men andwomen superimposed. .................... 825.1 (b). Student anatomical measurements: plot of the first twoPCs for 28 students with minimum spanningtree superimposed. ...................... 8344080