Table 4 The comparison of accuracy rates for various color spaces
From: Vehicle color classification using manifold learning methods from urban surveillance videos
Experiments | Color space | Histogram dimensions | Reduced dimensions (PCA/NFL) | Accuracy rates (%) |
|---|---|---|---|---|
I | RGB | 768 | Nil | 73.88 |
LAB | 768 | Nil | 77.79 | |
HSV | 768 | Nil | 79.31 | |
Six color spaces | 4,608 | Nil | 81.98 | |
II | RGB | 768 | 200/20 | 75.66 |
LAB | 768 | 200/20 | 82.15 | |
HSV | 768 | 200/20 | 81.63 | |
Six color spaces | 4,608 | 200/20 | 88.67 |