A Statistical-Textural-Features Based Approach for Classification of Solid Drugs Using Surface Microscopic Images

Table 5

LOO results for all individual and combined datasets using top 2 features.

Datasets	Number of features	Feature name	SVM			KNN			NB
			Acc	Sn	Sp	Acc	Sn	Sp	Acc	Sn	Sp
A1	2	A189 and A226	60.71	41.18	90.91	46.43	58.82	27.27	46.43	47.06	45.45
A2	2	A189 and A226	53.33	47.06	61.54	66.67	76.47	53.85	36.67	41.18	30.77
A3	2	A189 and A226	50.00	47.06	53.85	46.67	52.94	38.46	40.00	47.06	30.77
T1	2	A189 and A226	63.33	52.94	76.92	50.00	52.94	46.15	50.00	47.06	53.85
T2	2	A189 and A226	56.25	64.71	46.67	65.63	64.71	66.67	68.75	58.82	80
T3	2	A189 and A226	66.67	58.82	73.68	75.00	70.59	78.95	66.67	64.71	68.42
W1	2	A189 and A226	80.65	70.59	92.86	61.29	70.59	50	64.52	58.82	71.43
W2	2	A189 and A226	71.88	76.47	66.67	46.88	52.94	40	62.50	58.82	66.67
W3	2	A189 and A226	75.76	76.47	75	60.61	58.82	62.5	75.76	64.71	87.5
A1, A2, and A3	2	A189 and A226	61.11	35.29	72.97	62.96	35.29	75.68	72.22	29.41	91.89
T1, T2, and T3	2	A189 and A226	68.75	52.94	74.47	79.69	47.06	91.49	75.00	35.29	89.36
W1, W2, and W3	2	A189 and A226	75.81	70.59	77.78	64.52	41.18	73.33	72.58	29.41	88.89
All	2	A189 and A226	72.60	70.59	72.87	82.88	23.53	90.7	91.10	29.41	99.22