Research Article
Differentially Private Kernel Support Vector Machines Based on the Exponential and Laplace Hybrid Mechanism
Table 6
The performance of the DPKSVMEL algorithm on dataset Sonar.
| k | ɛ | Similarity | Accuracy | AUC | Mean | Std | Max | Min | Mean | Std | Max | Min |
| 2 | 0.1 | 0.5 | 69.42 | 6.08 | 76.44 | 58.17 | 0.8260 | 0.0343 | 0.8894 | 0.7751 | 0.6 | 70.72 | 7.12 | 78.37 | 59.13 | 0.8453 | 0.0254 | 0.8820 | 0.7962 | 0.7 | 76.25 | 5.00 | 83.65 | 67.31 | 0.8766 | 0.0272 | 0.9145 | 0.8246 | 0.8 | 80.05 | 3.31 | 84.13 | 73.56 | 0.8979 | 0.0175 | 0.9197 | 0.8608 | 0.9 | 81.73 | 3.79 | 85.10 | 74.52 | 0.9195 | 0.0078 | 0.9297 | 0.9062 |
| 2 | 0.5 | 0.5 | 73.56 | 3.23 | 77.88 | 66.83 | 0.8550 | 0.0280 | 0.9085 | 0.8156 | 0.6 | 72.36 | 4.77 | 79.81 | 65.38 | 0.8554 | 0.0338 | 0.9008 | 0.8127 | 0.7 | 77.88 | 4.28 | 84.62 | 70.67 | 0.8889 | 0.0160 | 0.9106 | 0.8613 | 0.8 | 80.38 | 4.41 | 84.13 | 71.63 | 0.9041 | 0.0122 | 0.9155 | 0.8808 | 0.9 | 83.94 | 3.75 | 87.98 | 77.40 | 0.9258 | 0.0114 | 0.9370 | 0.8962 |
| 2 | 1 | 0.5 | 80.14 | 3.36 | 85.58 | 75.96 | 0.8985 | 0.0175 | 0.9311 | 0.8749 | 0.6 | 79.42 | 4.73 | 84.62 | 70.67 | 0.9025 | 0.0177 | 0.9287 | 0.8751 | 0.7 | 82.55 | 2.29 | 86.06 | 79.33 | 0.9142 | 0.0120 | 0.9319 | 0.8978 | 0.8 | 83.61 | 2.66 | 85.58 | 76.92 | 0.9194 | 0.0048 | 0.9270 | 0.9126 | 0.9 | 85.34 | 1.71 | 87.50 | 81.73 | 0.9303 | 0.0075 | 0.9407 | 0.9162 |
| 3 | 0.1 | 0.5 | 70.58 | 6.17 | 80.29 | 58.17 | 0.8184 | 0.0550 | 0.8731 | 0.6990 | 0.6 | 73.80 | 6.41 | 81.73 | 59.13 | 0.8321 | 0.0472 | 0.8664 | 0.7379 | 0.7 | 73.03 | 4.91 | 77.88 | 61.54 | 0.8509 | 0.0212 | 0.8713 | 0.8076 | 0.8 | 75.38 | 6.78 | 82.21 | 60.10 | 0.8911 | 0.0208 | 0.9282 | 0.8601 | 0.9 | 82.50 | 3.10 | 87.98 | 76.44 | 0.9147 | 0.0123 | 0.9362 | 0.8951 |
| 3 | 0.5 | 0.5 | 74.33 | 6.43 | 82.69 | 59.13 | 0.8538 | 0.0352 | 0.8898 | 0.7627 | 0.6 | 77.84 | 2.82 | 83.17 | 72.12 | 0.8844 | 0.0224 | 0.9199 | 0.8499 | 0.7 | 80.19 | 3.97 | 85.10 | 73.08 | 0.8870 | 0.0237 | 0.9133 | 0.8391 | 0.8 | 81.92 | 1.33 | 83.65 | 79.81 | 0.9019 | 0.0122 | 0.9159 | 0.8808 | 0.9 | 82.45 | 3.60 | 86.06 | 76.44 | 0.9233 | 0.0059 | 0.9310 | 0.9143 |
| 3 | 1 | 0.5 | 80.34 | 3.26 | 85.10 | 75.96 | 0.9000 | 0.0139 | 0.9211 | 0.8790 | 0.6 | 81.35 | 2.67 | 85.10 | 76.92 | 0.9074 | 0.0212 | 0.9372 | 0.8705 | 0.7 | 83.51 | 1.79 | 86.06 | 81.25 | 0.9108 | 0.0119 | 0.9263 | 0.8898 | 0.8 | 84.28 | 1.81 | 86.54 | 79.81 | 0.9233 | 0.0102 | 0.9381 | 0.9049 | 0.9 | 85.77 | 1.11 | 87.98 | 84.13 | 0.9307 | 0.0039 | 0.9361 | 0.9229 |
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