Research Article
Differentially Private Kernel Support Vector Machines Based on the Exponential and Laplace Hybrid Mechanism
Table 7
The performance of the DPKSVMEL algorithm on dataset German.
| k | ɛ | Similarity | Accuracy | AUC | Mean | Std | Max | Min | Mean | Std | Max | Min |
| 2 | 0.1 | 0.5 | 72.19 | 1.70 | 74.80 | 70.00 | 0.7267 | 0.0296 | 0.7626 | 0.6690 | 0.6 | 73.08 | 1.55 | 74.30 | 69.60 | 0.7683 | 0.0112 | 0.7834 | 0.7514 | 0.7 | 73.42 | 3.75 | 77.10 | 64.30 | 0.7683 | 0.0218 | 0.7973 | 0.7352 | 0.8 | 73.30 | 2.60 | 77.90 | 70.00 | 0.7880 | 0.0123 | 0.8033 | 0.7616 | 0.9 | 77.16 | 1.27 | 79.30 | 75.60 | 0.8056 | 0.0079 | 0.8139 | 0.7910 |
| 2 | 0.5 | 0.5 | 72.91 | 3.20 | 75.90 | 64.50 | 0.7613 | 0.0192 | 0.7819 | 0.7237 | 0.6 | 71.91 | 3.25 | 75.90 | 64.40 | 0.7864 | 0.0140 | 0.8043 | 0.7694 | 0.7 | 71.56 | 7.10 | 77.90 | 55.30 | 0.8002 | 0.0103 | 0.8183 | 0.7831 | 0.8 | 74.56 | 4.12 | 78.50 | 67.00 | 0.8030 | 0.0131 | 0.8213 | 0.7814 | 0.9 | 75.52 | 3.60 | 79.50 | 68.10 | 0.8241 | 0.0128 | 0.8368 | 0.7936 |
| 2 | 1 | 0.5 | 74.70 | 3.54 | 78.40 | 66.10 | 0.8018 | 0.0105 | 0.8160 | 0.7864 | 0.6 | 73.17 | 2.63 | 77.10 | 69.10 | 0.8118 | 0.0056 | 0.8218 | 0.8051 | 0.7 | 72.84 | 4.24 | 78.10 | 65.80 | 0.8205 | 0.0064 | 0.8268 | 0.8088 | 0.8 | 77.41 | 2.33 | 79.70 | 73.00 | 0.8249 | 0.0054 | 0.8325 | 0.8153 | 0.9 | 80.27 | 0.43 | 80.80 | 79.60 | 0.8381 | 0.0040 | 0.8425 | 0.8322 |
| 3 | 0.1 | 0.5 | 71.13 | 2.39 | 74.00 | 67.50 | 0.7307 | 0.0235 | 0.7757 | 0.7025 | 0.6 | 73.49 | 1.73 | 75.80 | 71.30 | 0.7522 | 0.0240 | 0.7806 | 0.6990 | 0.7 | 74.17 | 1.03 | 75.80 | 72.70 | 0.7743 | 0.0159 | 0.7986 | 0.7496 | 0.8 | 71.69 | 6.79 | 78.00 | 54.50 | 0.7682 | 0.0310 | 0.8047 | 0.7249 | 0.9 | 76.20 | 3.03 | 79.00 | 69.50 | 0.8009 | 0.0154 | 0.8224 | 0.7737 |
| 3 | 0.5 | 0.5 | 73.67 | 1.40 | 75.20 | 71.30 | 0.7568 | 0.0208 | 0.7766 | 0.7204 | 0.6 | 72.94 | 3.62 | 77.30 | 65.50 | 0.7808 | 0.0171 | 0.8083 | 0.7524 | 0.7 | 73.90 | 2.89 | 76.90 | 69.00 | 0.7868 | 0.0235 | 0.8080 | 0.7247 | 0.8 | 71.87 | 6.70 | 78.40 | 56.00 | 0.8078 | 0.0097 | 0.8220 | 0.7929 | 0.9 | 77.81 | 1.91 | 79.80 | 73.50 | 0.8214 | 0.0112 | 0.8396 | 0.7980 |
| 3 | 1 | 0.5 | 76.16 | 1.80 | 78.70 | 73.20 | 0.8015 | 0.0138 | 0.8116 | 0.7680 | 0.6 | 74.94 | 1.83 | 77.40 | 72.20 | 0.8087 | 0.0072 | 0.8212 | 0.7983 | 0.7 | 76.63 | 1.95 | 78.70 | 72.90 | 0.8148 | 0.0073 | 0.8250 | 0.8040 | 0.8 | 78.52 | 1.13 | 80.10 | 76.10 | 0.8262 | 0.0051 | 0.8341 | 0.8142 | 0.9 | 80.17 | 1.05 | 81.80 | 77.90 | 0.8420 | 0.0052 | 0.8502 | 0.8331 |
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