Robustly building keypoint mappings with global information on multispectral images

EURASIP Journal on Advances in Signal Processing

Table 2 The distribution of the distances between matched keypoints

	[0–2]	[2–5]	[5–10]	[10–20]	>20	[0–2]	[2–5]	[5–10]	[10–20]	>20	[0–2]	[2–5]	[5–10]	[10–20]	>20
	EOIR				Visible_nir					Country
Proposed	234	102	54	244	0	5732	0	0	0	0	875	35	9	2	0
SIFT	30	7	9	6	187	4204	44	1	0	21	379	87	47	14	224
ISS	31	16	5	13	295	1879	27	8	7	106	213	54	18	12	854
ORB	328	87	50	122	4616	12,946	563	3	0	3	195	95	59	56	6745
FREAK	11	11	5	10	358	9	2	4	11	189	12	10	15	35	9517
	Field				Forest					Indoor
Proposed	2480	99	40	60	0	2814	24	0	0	0	4803	0	0	0	0
SIFT	691	116	28	15	183	6045	1829	328	9	199	464	23	7	13	108
ISS	246	73	37	10	747	6	2	0	4	1229	299	26	16	7	155
ORB	295	168	65	49	2805	2316	763	22	6	373	391	57	17	19	598
FREAK	11	9	11	25	3946	0	0	2	5	876	69	36	36	103	5351
	Mountain				Oldbuilding					Street
Proposed	4676	20	1	38	0	6783	31	0	0	0	3369	70	5	0	0
SIFT	742	258	31	14	65	696	81	17	0	11	356	94	29	1	13
ISS	179	98	25	5	170	281	32	10	2	46	179	54	18	9	273
ORB	269	186	17	3	359	304	103	30	1	27	209	144	49	10	731
FREAK	97	13	28	58	5112	43	24	20	65	6779	37	6	20	82	6193
	Urban				Water
Proposed	12,685	0	0	0	0	1714	30	6	66	0
SIFT	735	8	4	3	16	425	44	17	11	101
ISS	389	14	0	7	67	263	35	11	16	515
ORB	366	17	10	0	8	300	122	69	78	2354
FREAK	111	34	35	115	9629	32	20	26	75	6831