Table 1 Accuracy of segmentation results for the natural scene.
From: Invariant representation for spectral reflectance images and its application
Method and representation | Similarity measure (%) | Quality rate (%) |
|---|---|---|
Segmentation result based on the original spectral reflectance data | 95.76 | 95.26 |
Segmentation result based on the proposed invariant representation | 98.03 | 97.90 |
K-means using the original spectral reflectance data | 91.86 | 79.80 |
K-means using the proposed invariant representation | 93.85 | 92.64 |
PCA + Ncut using the original spectral reflectance data | 92.11 | 90.26 |
PCA + Ncut using the proposed invariant representation | 94.11 | 93.87 |