Figure 4.

A plot of value of the first and second axis of each complete coding region in COA. The first axis (f'1) accounts for22.89% of the total variation, and the second axis (f'2) accounts for 17.64% of the total variation.

A plot of value of the first and second axis of each complete coding region in COA. The first axis (f'1) accounts for22.89% of the total variation, and the second axis (f'2) accounts for 17.64% of the total variation.