Macroscopic Rock Texture Image Classification Using a Hierarchical Neuro-Fuzzy Class Method

Table 2

Classification results obtained with the NFHB-Class¹ (fixed selection strategy) and NFHB-Class² (adaptive selection strategy) methods, for subclass classification of gneiss, basalt, diabase, and rhyolite rocks.

Model	Database test	Training set correct percentage	Validation set correct percentage	Rules generated (number)	Decomposition Rate	Attributes used order
NFHB-Class^1	Gneiss1	98%	96%	32	0.03	5, 9, 1
NFHB-Class^2		98%	96%	17	0.08
NFHB-Class^1	Gneiss2	100%	98%	52	0.01	8, 12, 7, 6, 10, 11, 3, 2, 4
NFHB-Class^2		96%	94%	12	0.1
NFHB-Class^1	Gneiss3	94%	96%	52	0.01	8, 12, 7, 5, 6, 10, 9, 11, 3
NFHB-Class^2		100%	98%	54	0.008
NFHB-Class^1	Gneiss4	100%	98%	81	0.01	13, 23, 19, 22, 21, 14, 17, 18, 15, 20, 16
NFHB-Class^2		98%	96%	9	0.1
NFHB-Class^1	Basalt1	79%	59%	73	0.006	1, 5, 9
NFHB-Class^2		90%	65%	118	0.0009
NFHB-Class^1	Basalt2	95%	87%	81	0.006	10, 12, 11, 2, 8, 4, 3, 7, 6
NFHB-Class^2		88%	84%	25	0.003
NFHB-Class^1	Basalt3	79%	83%	96	0.004	2, 8, 9, 12, 11, 6, 5, 3, 1, 10, 7, 4
NFHB-Class^2		98%	81%	61	0.009
NFHB-Class^1	Basalt4	87%	74%	81	0.01	14, 15, 13, 16, 17, 18, 19, 20, 22, 21, 23
NFHB-Class^2		91%	75%	41	0.006
NFHB-Class^1	Diabase1	65.6%	56%	26	0.03	1, 5, 9
NFHB-Class^2		90.4%	56.8%	87	0.009
NFHB-Class^1	Diabase2	81.6%	71.2%	110	0.006	4, 7, 6, 3, 8, 2, 12, 10, 11
NFHB-Class^2		92%	73.6%	83	0.002
NFHB-Class^1	Diabase3	89.6%	70.4%	62	0.003	4, 7, 6, 5, 3, 1, 8, 2, 9, 10, 11, 12
NFHB-Class^2		85.6%	69.6%	63	0.0003
NFHB-Class^1	Diabase4	70.4%	67.2%	64	0.008	19, 21, 16, 17, 22, 14, 15, 23, 18, 20, 13
NFHB-Class^2		75.2%	67.2%	35	0.009
NFHB-Class^1	Rhyolite1	68.8%	58.4%	97	0.008	5, 9, 1
NFHB-Class^2		88%	60.8%	133	0.005
NFHB-Class^1	Rhyolite2	88%	75.2%	68	0.008	7, 8, 6, 11, 10, 4, 12, 2, 3
NFHB-Class^2		96%	78.4%	56	0.007
NFHB-Class^1	Rhyolite3	93.6%	78.4%	225	0.002	7, 8, 5, 6, 11, 10, 4, 9, 12, 2, 3, 1
NFHB-Class^2		100%	76.8%	108	0.007
NFHB-Class^1	Rhyolite4	76%	67.2%	85	0.009	7, 8, 5, 6, 11, 10, 4, 9, 12, 2, 3, 1
NFHB-Class^2		64.8%	69.6%	17	0.01