Figure 5
From: Component retention in principal component analysis with application to cDNA microarray data
Cattell's scree test. Cattell's scree test using eigenvalues obtained from (a) the correlation matrix and from (b) the covariance matrix of the yeast cdc15 cell-cycle data set. Since the first inflection point occurs between the fourth and fifth eigenvalues, the implied dimension is five. Cattell's scree test using eigenvalues obtained from (a) the correlation matrix and from (b) the covariance matrix of the yeast cdc15 cell-cycle data set. Since the first inflection point occurs between the fourth and fifth eigenvalues, the implied dimension is five.