Table 2.
Comparison of the prediction results with different kernal of gaussian distribution regression (GPR) models.
| Model | Series | Parameters | Training set | Test set | |||||
|---|---|---|---|---|---|---|---|---|---|
| RMSE | R2 | MAE | RMSE | R2 | MAE | ||||
|
GPR (rbfdot) |
Total cases | sigma = 0.476 | 0.163 | 0.582 | 0.120 | 0.383 | 0.002 | 0.325 | |
| Classification | HAV | sigma = 0.476 | 0.022 | 0.574 | 0.016 | 0.029 | 0.001 | 0.025 | |
| HBV | sigma = 0.476 | 0.117 | 0.517 | 0.082 | 0.226 | 0.033 | 0.195 | ||
| HCV | sigma = 0.476 | 0.048 | 0.647 | 0.034 | 0.122 | 0.087 | 0.106 | ||
| HEV | sigma = 0.476 | 0.031 | 0.400 | 0.024 | 0.050 | 0.080 | 0.042 | ||
| Unclassified hepatitis | sigma = 0.476 | 0.005 | 0.638 | 0.004 | 0.007 | 0.089 | 0.007 | ||
| Age | 0–14 years | sigma = 0.476 | 0.003 | 0.412 | 0.003 | 0.004 | 0.000 | 0.004 | |
| 15–34 years | sigma = 0.476 | 0.055 | 0.518 | 0.042 | 0.119 | 0.000 | 0.105 | ||
| 35–64 years | sigma = 0.476 | 0.097 | 0.608 | 0.071 | 0.217 | 0.000 | 0.185 | ||
| 65- years | sigma = 0.476 | 0.034 | 0.564 | 0.027 | 0.067 | 0.024 | 0.056 | ||
|
GPR (polydot) |
Total cases | degree = 1, scale = 1, offset = 1 | 0.193 | 0.223 | 0.142 | 0.373 | 0.060 | 0.321 | |
| Classification | HAV | degree = 1, scale = 1, offset = 1 | 0.030 | 0.044 | 0.020 | 0.030 | 0.021 | 0.026 | |
| HBV | degree = 1, scale = 1, offset = 1 | 0.137 | 0.174 | 0.097 | 0.222 | 0.003 | 0.194 | ||
| HCV | degree = 1, scale = 1, offset = 1 | 0.062 | 0.218 | 0.045 | 0.118 | 0.174 | 0.101 | ||
| HEV | degree = 1, scale = 1, offset = 1 | 0.033 | 0.201 | 0.027 | 0.052 | 0.043 | 0.043 | ||
| Unclassified hepatitis | degree = 1, scale = 1, offset = 1 | 0.007 | 0.074 | 0.005 | 0.008 | 0.000 | 0.007 | ||
| Age | 0–14 years | degree = 1, scale = 1, offset = 1 | 0.004 | 0.115 | 0.003 | 0.004 | 0.009 | 0.004 | |
| 15–34 years | degree = 1, scale = 1, offset = 1 | 0.065 | 0.132 | 0.051 | 0.117 | 0.039 | 0.102 | ||
| 35–64 years | degree = 1, scale = 1, offset = 1 | 0.115 | 0.255 | 0.085 | 0.210 | 0.072 | 0.180 | ||
| 65- years | degree = 1, scale = 1, offset = 1 | 0.043 | 0.133 | 0.035 | 0.065 | 0.043 | 0.054 | ||
|
GPR (laplacedot) |
Total cases | sigma = 0.476 | 0.154 | 0.765 | 0.114 | 0.374 | 0.037 | 0.319 | |
| Classification | HAV | sigma = 0.476 | 0.021 | 0.722 | 0.014 | 0.029 | 0.001 | 0.025 | |
| HBV | sigma = 0.476 | 0.109 | 0.763 | 0.077 | 0.218 | 0.014 | 0.188 | ||
| HCV | sigma = 0.476 | 0.047 | 0.741 | 0.033 | 0.121 | 0.148 | 0.106 | ||
| HEV | sigma = 0.476 | 0.028 | 0.651 | 0.023 | 0.050 | 0.067 | 0.042 | ||
| Unclassified hepatitis | sigma = 0.476 | 0.005 | 0.794 | 0.004 | 0.007 | 0.052 | 0.007 | ||
| Age | 0–14 years | sigma = 0.476 | 0.003 | 0.679 | 0.002 | 0.004 | 0.002 | 0.004 | |
| 15–34 years | sigma = 0.476 | 0.051 | 0.769 | 0.041 | 0.117 | 0.000 | 0.105 | ||
| 35–64 years | sigma = 0.476 | 0.092 | 0.770 | 0.068 | 0.210 | 0.045 | 0.180 | ||
| 65- years | sigma = 0.476 | 0.033 | 0.729 | 0.026 | 0.065 | 0.069 | 0.055 | ||
|
GPR (besseldot) |
Total cases | sigma = 1, order = 1, degree = 1 | 0.192 | 0.276 | 0.142 | 0.366 | 0.151 | 0.307 | |
| Classification | HAV | sigma = 1, order = 1, degree = 1 | 0.028 | 0.197 | 0.019 | 0.031 | 0.000 | 0.027 | |
| HBV | sigma = 1, order = 1, degree = 1 | 0.135 | 0.248 | 0.097 | 0.211 | 0.022 | 0.184 | ||
| HCV | sigma = 1, order = 1, degree = 1 | 0.058 | 0.338 | 0.041 | 0.120 | 0.202 | 0.106 | ||
| HEV | sigma = 1, order = 1, degree = 1 | 0.033 | 0.235 | 0.027 | 0.049 | 0.085 | 0.042 | ||
| Unclassified hepatitis | sigma = 1, order = 1, degree = 1 | 0.006 | 0.361 | 0.005 | 0.007 | 0.010 | 0.007 | ||
| Age | 0–14 years | sigma = 1, order = 1, degree = 1 | 0.004 | 0.286 | 0.003 | 0.005 | 0.000 | 0.004 | |
| 15–34 years | sigma = 1, order = 1, degree = 1 | 0.065 | 0.213 | 0.051 | 0.117 | 0.046 | 0.105 | ||
| 35–64 years | sigma = 1, order = 1, degree = 1 | 0.115 | 0.306 | 0.084 | 0.204 | 0.150 | 0.171 | ||
| 65- years | sigma = 1, order = 1, degree = 1 | 0.041 | 0.282 | 0.032 | 0.063 | 0.133 | 0.053 | ||