Table 2.

GLRLMs along 4 main directions of the ROI example in Table 1.

V\L	1	2	3	4	5
(a) 0° horizontal
0	4	0	0	0	0
42	5	0	0	0	0
113	3	2	0	0	0
128	3	0	0	0	0
255	4	1	0	0	0
(b) 45° anti-diagonal
V\L	1	2	3	4	5
0	1	0	1	0	0
42	5	0	0	0	0
113	3	0	0	1	0
128	1	1	0	0	0
255	2	2	0	0	0
(c) 90° vertical
V\L	1	2	3	4	5
0	4	0	0	0	0
42	3	1	0	0	0
113	3	2	0	0	0
128	3	0	0	0	0
255	6	0	0	0	0
(d) 135° diagonal
V\L	1	2	3	4	5
0	4	0	0	0	0
42	5	0	0	0	0
113	3	2	0	0	0
128	3	0	0	0	0
255	6	0	0	0	0