Table 1. Result of the extracted features with different feature selection methods by SVM classifier under halogen and UV excitations.
Illumination source | Feature sets | Org. feature size | Feature selection methods(12features) SVM classifier | |||||
---|---|---|---|---|---|---|---|---|
Original | plusLrR | Fisher | MDS | PCA | iKICA | |||
Halogen | IR | 33 | 81.25 | 44.64 | 64.29 | 46.43 | 84.82 | 95.54 |
DIR | 32 | 93.75 | 90.18 | 90.18 | 89.29 | 94.64 | 99.11 | |
RRI | 32 | 78.57 | 64.29 | 83.04 | 73.21 | 73.21 | 100.0 | |
NDRI | 32 | 74.11 | 56.25 | 66.96 | 73.21 | 73.21 | 99.11 | |
UV | IR | 33 | 99.11 | 96.43 | 98.21 | 93.75 | 99.11 | 99.25 |
DIR | 32 | 100.0 | 99.11 | 100.0 | 100.0 | 100.0 | 100.0 | |
RRI | 32 | 100.0 | 93.75 | 100.0 | 100.0 | 100.0 | 100.0 | |
NDRI | 32 | 99.11 | 86.61 | 100.0 | 99.11 | 100.0 | 99.75 |