From: CP-CHARM: segmentation-free image classification made accessible
High-contrast features | Polynomial decompositions | Pixel statistics | Textures | |||||
---|---|---|---|---|---|---|---|---|
Edge | Gabor | Image | Chebyshev | Chebyshev- | Moments ^{∗} (4) | Multiscale | Haralick | Tamura |
statistics (4) | features ^{∗} (2) | statistics (15) | statistics (32) | Fourier | histogram ^{∗} (24) | textures ^{∗} (104) | textures ^{∗} (6) | |
Statistics (32) | ||||||||
Mean | Gabor features computed at four angles | Max ^{∗} | 32-bins histogram of the 400 coefficients of the Chebyshev transform of the image | Modulus of the complex coefficients of the Fourier transform of the Chebyshev transform of the image | Mean (1st) | 3-bins histogram | Statistics based on the co-occurence matrix of the image | Contrast |
Max | Mean ^{∗} | Variance (2nd) | Coarseness | |||||
Variance | Percent minimal ^{∗} | 5-bins histogram | Directionality | |||||
Number of edge pixels | Skewness (3rd) | 3-bins histogram of coarseness | ||||||
Percent maximal ^{∗} | 7-bins histogram | |||||||
Kurtosis (4th) | ||||||||
Variance ^{∗} | 9-bins histogram | |||||||
Total intensity ^{∗} | ||||||||
Mean intensity after thresholding | ||||||||
Variance on thresholded image | ||||||||
Number of pixels above threshold |