Research Article
A Statistical-Textural-Features Based Approach for Classification of Solid Drugs Using Surface Microscopic Images
Table 4
LOO results for all individual and combined datasets using top 15 features.
| Datasets | Number of features | FR-algorithm | SVM | KNN | NB | Acc | Sn | Sp | Acc | Sn | Sp | Acc | Sn | Sp |
| A1 | 15 | CS | 53.57 | 47.06 | 63.64 | 71.43 | 82.35 | 54.55 | 57.14 | 41.18 | 81.82 | A2 | 15 | CS | 53.33 | 47.06 | 61.54 | 56.67 | 58.82 | 53.85 | 53.33 | 41.18 | 69.23 | A3 | 15 | CS | 50.00 | 47.06 | 53.85 | 53.33 | 64.71 | 38.46 | 60.00 | 47.06 | 76.92 | T1 | 15 | CS | 70.00 | 82.35 | 53.85 | 63.33 | 70.59 | 53.85 | 53.33 | 35.29 | 76.92 | T2 | 15 | CS | 71.88 | 94.12 | 46.67 | 71.88 | 76.47 | 66.67 | 53.13 | 41.18 | 66.67 | T3 | 15 | CS | 77.78 | 94.12 | 63.16 | 75.00 | 70.59 | 78.95 | 66.67 | 52.94 | 78.95 | W1 | 15 | CS | 90.32 | 88.24 | 92.86 | 70.97 | 76.47 | 64.29 | 58.06 | 52.94 | 64.29 | W2 | 15 | CS | 78.13 | 94.12 | 60 | 71.88 | 76.47 | 66.67 | 56.25 | 35.29 | 80 | W3 | 15 | CS | 87.88 | 94.12 | 81.25 | 72.73 | 70.59 | 75 | 66.67 | 47.06 | 87.5 | A1, A2, and A3 | 15 | CS | 66.67 | 41.18 | 78.38 | 74.07 | 52.94 | 83.78 | 62.96 | 35.29 | 75.68 | T1, T2, and T3 | 15 | CS | 65.63 | 94.12 | 55.32 | 79.69 | 52.94 | 89.36 | 67.19 | 41.18 | 76.6 | W1, W2, and W3 | 15 | CS | 85.48 | 94.12 | 82.22 | 77.42 | 58.82 | 84.44 | 69.35 | 29.41 | 84.44 | All | 15 | CS | 64.38 | 94.12 | 60.47 | 86.30 | 35.29 | 93.02 | 74.66 | 29.41 | 80.62 |
| A1 | 15 | GR | 60.71 | 64.71 | 54.55 | 67.86 | 76.47 | 54.55 | 42.86 | 47.06 | 36.36 | A2 | 15 | GR | 43.33 | 47.06 | 38.46 | 56.67 | 70.59 | 38.46 | 53.33 | 47.06 | 61.54 | A3 | 15 | GR | 43.33 | 35.29 | 53.85 | 40.00 | 47.06 | 30.77 | 43.33 | 35.29 | 53.85 | T1 | 15 | GR | 60.00 | 58.82 | 61.54 | 56.67 | 58.82 | 53.85 | 56.67 | 47.06 | 69.23 | T2 | 15 | GR | 71.88 | 70.59 | 73.33 | 75.00 | 82.35 | 66.67 | 59.38 | 52.94 | 66.67 | T3 | 15 | GR | 72.22 | 88.24 | 57.89 | 63.89 | 64.71 | 63.16 | 66.67 | 82.35 | 52.63 | W1 | 15 | GR | 80.65 | 76.47 | 85.71 | 74.19 | 76.47 | 71.43 | 77.42 | 76.47 | 78.57 | W2 | 15 | GR | 71.88 | 70.59 | 73.33 | 71.88 | 70.59 | 73.33 | 62.50 | 64.71 | 60 | W3 | 15 | GR | 78.79 | 88.24 | 68.75 | 90.91 | 94.12 | 87.5 | 84.85 | 94.12 | 75 | A1, A2, and A3 | 15 | GR | 48.15 | 35.29 | 54.05 | 59.26 | 35.29 | 70.27 | 61.11 | 35.29 | 72.97 | T1, T2, and T3 | 15 | GR | 65.63 | 70.59 | 63.83 | 73.44 | 47.06 | 82.98 | 60.94 | 47.06 | 65.96 | W1, W2, and W3 | 15 | GR | 77.42 | 70.59 | 80 | 79.03 | 64.71 | 84.44 | 79.03 | 64.71 | 84.44 | All | 15 | GR | 60.96 | 64.71 | 60.47 | 82.88 | 23.53 | 90.7 | 77.40 | 47.06 | 81.4 |
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