Table 3: Classification accuracies of AMIs, MSA, and the proposed method for images in Figure 6 in case of affine transformation and different intensities of Gaussian noise.

Noise degree 0 0.005 0.010 0.015 0.020 0.025 0.030

AMIs 100% 32.50% 26.04% 21.82% 19.54% 17.64% 16.05%
MSA 95.31% 57.04% 45.82% 40.79% 37.39% 34.78% 32.79%
Our method 96.00% 85.57% 74.89% 63.07% 51.71% 42.89% 34.93%