Research Article
Exploring an Interactive Value-Adding Data-Driven Model of Consumer Electronics Supply Chain Based on Least Squares Support Vector Machine
Table 3
Comparison of accuracies of four different models.
| Actual values of test set | Predictive values () | Primary indicator | Secondary indicator | Tertiary indicator | SVM | BP | ELM | LS-SVM | SVM | BP | ELM | LS-SVM | SVM | BP | ELM | LS-SVM |
| | 0.102 | 0.101/0.008 | 0.105/0.029 | 0.089/0.123 | 0.107/0.053 | 0.110/0.078 | 0.116/0.141 | 0.119/0.166 | 0.108/0.059 | 0.107/0.050 | 0.102/0.000 | 0.1038/0.018 | 0.109/0.071 | | 0.088 | 0.086/0.026 | 0.108/0.225 | 0.098/0.111 | 0.084/0.050 | 0.089/0.013 | 0.088/0.003 | 0.133/0.511 | 0.085/0.033 | 0.096/0.085 | 0.109/0.240 | 0.133/0.511 | 0.088/0.001 | | 0.067 | 0.079/0.179 | 0.081/0.203 | 0.099/0.480 | 0.066/0.010 | 0.075/0.115 | 0.054/0.198 | 0.056/0.166 | 0.072/0.069 | 0.074/0.109 | 0.059/0.121 | 0.058/0.134 | 0.067/0.001 | Mean error | 0.071 | 0.152 | 0.238 | 0.038 | 0.069 | 0.114 | 0.281 | 0.054 | 0.081 | 0.12 | 0.221 | 0.024 | Standard deviation | 0.094 | 0.107 | 0.210 | 0.024 | 0.052 | 0.100 | 0.200 | 0.019 | 0.030 | 0.120 | 0.258 | 0.041 |
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: is the predictive value; is the relative error.
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