Research Article
Improved Distance Functions for Instance-Based Text Classification
Table 5
Comparing ISCDM and CISCDM with Bayesian-based text classifiers.
| Dataset | MNB vs. ISCDM | MNB vs. CISCDM | CNB vs. ISCDM | CNB vs. CISCDM | OVA vs. ISCDM | OVA vs. CISCDM | MNB | ISCDM | MNB | CISCDM | CNB | ISCDM | CNB | CISCDM | OVA | ISCDM | OVA | CISCDM |
| fbis.wc | 73.81 | 70.60 | 73.81 | 74.02 | 73.56 | 70.60 | 73.56 | 74.02 | 79.17 | 70.60 | 79.17 | 74.02 | la1s.wc | 89.08 | 87.05 | 89.08 | 89.33 | 86.20 | 87.05 | 86.20 | 89.33 | 86.39 | 87.05 | 86.39 | 89.33 | la2s.wc | 89.04 | 87.54 | 89.04 | 89.72 | 87.61 | 87.54 | 87.61 | 89.72 | 87.84 | 87.54 | 87.84 | 89.72 | oh0.wc | 92.92 | 91.63 | 92.92 | 91.63 | 92.32 | 91.63 | 92.32 | 91.63 | 90.92 | 91.63 | 90.92 | 91.63 | oh5.wc | 88.78 | 88.02 | 88.78 | 88.02 | 88.46 | 88.02 | 88.46 | 88.02 | 84.97 | 88.02 | 84.97 | 88.02 | oh10.wc | 83.71 | 80.95 | 83.71 | 81.33 | 82.00 | 80.95 | 82.00 | 81.33 | 80.76 | 80.95 | 80.76 | 81.33 | oh15.wc | 86.53 | 85.54 | 86.53 | 85.76 | 85.77 | 85.54 | 85.77 | 85.76 | 81.50 | 85.54 | 81.50 | 85.76 | ohscal.wc | 75.41 | 74.11 | 75.41 | 76.68 | 77.55 | 74.11 | 77.55 | 76.68 | 76.98 | 74.11 | 76.98 | 76.68 | re0.wc | 73.87 | 80.12 | 73.87 | 81.18 | 77.47 | 80.12 | 77.47 | 81.18 | 75.15 | 80.12 | 75.15 | 81.18 | re1.wc | 81.41 | 84.25 | 81.41 | 85.94 | 78.69 | 84.25 | 78.69 | 85.94 | 72.29 | 84.25 | 72.29 | 85.94 | tr11.wc | 84.06 | 88.41 | 84.06 | 90.10 | 84.52 | 88.41 | 84.52 | 90.10 | 80.17 | 88.41 | 80.17 | 90.10 | tr12.wc | 94.89 | 92.01 | 94.89 | 91.69 | 86.92 | 92.01 | 86.92 | 91.69 | 76.67 | 92.01 | 76.67 | 91.69 | tr21.wc | 74.40 | 93.75 | 74.40 | 93.15 | 85.09 | 93.75 | 85.09 | 93.15 | 80.03 | 93.75 | 80.03 | 93.15 | tr23.wc | 56.86 | 92.16 | 56.86 | 92.16 | 80.95 | 92.16 | 80.95 | 92.16 | 85.38 | 92.16 | 85.38 | 92.16 | tr31.wc | 92.77 | 94.39 | 92.77 | 96.44 | 97.19 | 94.39 | 97.19 | 96.44 | 94.71 | 94.39 | 94.71 | 96.44 | tr41.wc | 91.00 | 90.89 | 91.00 | 94.08 | 92.15 | 90.89 | 92.15 | 94.08 | 89.30 | 90.89 | 89.30 | 94.08 | tr45.wc | 84.93 | 90.43 | 84.93 | 92.61 | 87.25 | 90.43 | 87.25 | 92.61 | 82.17 | 90.43 | 82.17 | 92.61 | wap.wc | 82.76 | 81.67 | 82.76 | 83.72 | 76.60 | 81.67 | 76.60 | 83.72 | 73.91 | 81.67 | 73.91 | 83.72 | Average | 83.13 | 86.31 | 83.13 | 87.65 | 84.46 | 86.31 | 84.46 | 87.65 | 82.13 | 86.31 | 82.13 | 87.65 | Better | 11 | 7 | 5 | 13 | 9 | 9 | 6 | 12 | 4 | 14 | 2 | 16 | Sig Better | 6 | 6 | 1 | 9 | 3 | 8 | 1 | 10 | 2 | 10 | 1 | 13 |
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