Skip to main content

Table 4 Davies Bouldin index for PCA, ICA and IPCA on the three data sets.

From: Independent Principal Component Analysis for biologically meaningful dimension reduction of large biological data sets

Dataset

# of components

PCA

ICA

IPCA

Liver Toxicity study

2 components

1.809

1.923

1.242

Liver Toxicity study

3 components

1.523

1.578

1.525

Prostate cancer study

2 components

4.117

1.679

1.782

Prostate cancer study

3 components

3.312

2.316

2.315

Yeast metabolomic study

2 components

1.894

1.788

2.338

Yeast metabolomic study

3 components

2.119

2.139

2.037