Table 5: Statistical information about the best class number for the simulated phantom data set, tumour 3.

CN SNR CP

1 1.002889 0.250000 4.011556 0.407105
2 14.616784 6.508255 2.245883 0.207151
3 25.914234 8.984076 2.884462 0.223710
4 47.367310 18.536074 2.555412 0.136315
5 141.792551 60.934125 2.326980 0.025720