Hybrid RGSA and Support Vector Machine Framework for Three-Dimensional Magnetic Resonance Brain Tumor Classification

Table 1

Thirteen directions and offset for 3D images.

Sl. number	Offset	Degree, direction (, )
1	0, 1, 0	0°, 0°
2	−1, 1, 0	45°, 0°
3	−1, 0, 0	90°, 0°
4	−1, −1, 0	135°, 0°
5	0, 1, −1	0°, 45°
6	0, 0, −1	0°, 90°
7	0, −1, −1	0°, 135°
8	−1, 0, −1	90°, 45°
9	1, 0, −1	90°, 135°
10	−1, 1, −1	45°, 45°
11	1, −1, −1	45°, 135°
12	−1, −1, −1	135°, 45°
13	1, 1, −1	135°, 135°