Table 1. Results of k-means clustering applied to GA-derived wavelengths. Centroid positions are reported along with within-cluster standard deviations of point-to-centroid distances, all rounded to the nearest integer.
| k | Centroid wavelengths ± within-cluster standard deviations (nm) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 3 | 785 ± 8 | 833 ± 7 | 885 ± 10 | ||||||
| 4 | 785 ± 1 | 809 ± 6 | 849 ± 3 | 889 ± 3 | |||||
| 5 | 784 ± 1 | 810 ± 5 | 847 ± 5 | 869 ± 2 | 891 ± 4 | ||||
| 8 | 784 ± 0 | 800 ± 3 | 818 ± 3 | 835 ± 4 | 851 ± 6 | 868 ± 5 | 881 ± 1 | 894 ± 1 | |