Table 1.
Summary of the dataset distribution.
| Features (ratio) | Training set ( ± sd) | Testing set ( ± sd) | ||||
|---|---|---|---|---|---|---|
| Positive | Negative | Whole | Positive | Negative | Whole | |
| Distance_1 | 1.164 ± 0.137 | 1.081 ± 0.137 | 1.111 ± 0.103 | 1.169 ± 0.085 | 1.073 ± 0.060 | 1.105 ± 0.083 |
| Distance_2 | 1.154 ± 0.129 | 1.078 ± 0.129 | 1.105 ± 0.098 | 1.165 ± 0.095 | 1.070 ± 0.053 | 1.102 ± 0.083 |
| Distance_3 | 1.148 ± 0.124 | 1.077 ± 0.124 | 1.103 ± 0.096 | 1.160 ± 0.099 | 1.072 ± 0.050 | 1.102 ± 0.082 |
| Distance_1_3d | 1.159 ± 0.131 | 1.079 ± 0.131 | 1.108 ± 0.100 | 1.167 ± 0.084 | 1.071 ± 0.058 | 1.103 ± 0.081 |
| Distance_2_3d | 1.150 ± 0.124 | 1.076 ± 0.124 | 1.103 ± 0.095 | 1.164 ± 0.094 | 1.069 ± 0.052 | 1.101 ± 0.082 |
| Distance_3_3d | 1.144 ± 0.120 | 1.075 ± 0.120 | 1.100 ± 0.093 | 1.159 ± 0.097 | 1.070 ± 0.048 | 1.100 ± 0.080 |
| Distance_4 | 1.112 ± 0.100 | 1.117 ± 0.100 | 1.115 ± 0.092 | 1.079 ± 0.051 | 1.065 ± 0.043 | 1.069 ± 0.046 |
| Distance_5 | 1.079 ± 0.069 | 1.068 ± 0.069 | 1.072 ± 0.059 | 1.096 ± 0.073 | 1.062 ± 0.041 | 1.074 ± 0.057 |
| Distance_6 | 1.112 ± 0.102 | 1.094 ± 0.102 | 1.100 ± 0.088 | 1.034 ± 0.024 | 1.032 ± 0.023 | 1.033 ± 0.023 |
| Distance_7 | 1.046 ± 0.040 | 1.044 ± 0.040 | 1.045 ± 0.036 | 1.051 ± 0.039 | 1.041 ± 0.029 | 1.044 ± 0.033 |
| Distance_4_3d | 1.065 ± 0.049 | 1.072 ± 0.049 | 1.070 ± 0.050 | 1.128 ± 0.097 | 1.096 ± 0.068 | 1.107 ± 0.080 |
| Distance_5_3d | 1.068 ± 0.058 | 1.057 ± 0.058 | 1.061 ± 0.049 | 1.107 ± 0.081 | 1.075 ± 0.052 | 1.085 ± 0.064 |
| Distance_6_3d | 1.034 ± 0.026 | 1.033 ± 0.026 | 1.034 ± 0.025 | 1.153 ± 0.117 | 1.087 ± 0.062 | 1.109 ± 0.090 |
| Distance_7_3d | 1.045 ± 0.039 | 1.043 ± 0.039 | 1.044 ± 0.035 | 1.052 ± 0.040 | 1.042 ± 0.029 | 1.046 ± 0.033 |
| Angle_1 | 1.109 ± 0.086 | 1.077 ± 0.086 | 1.089 ± 0.074 | 1.109 ± 0.104 | 1.063 ± 0.051 | 1.079 ± 0.076 |
| Angle_2 | 1.130 ± 0.109 | 1.071 ± 0.109 | 1.092 ± 0.087 | 1.144 ± 0.110 | 1.078 ± 0.053 | 1.100 ± 0.083 |
| Angle_3 | 1.142 ± 0.154 | 1.098 ± 0.154 | 1.114 ± 0.110 | 1.140 ± 0.075 | 1.063 ± 0.051 | 1.089 ± 0.071 |
| Angle_4 | 1.138 ± 0.125 | 1.086 ± 0.125 | 1.105 ± 0.095 | 1.160 ± 0.099 | 1.066 ± 0.045 | 1.097 ± 0.082 |
| Angle_1_3d | 1.110 ± 0.091 | 1.083 ± 0.091 | 1.093 ± 0.077 | 1.100 ± 0.097 | 1.060 ± 0.046 | 1.073 ± 0.070 |
| Angle_2_3d | 1.131 ± 0.111 | 1.077 ± 0.111 | 1.096 ± 0.088 | 1.144 ± 0.101 | 1.075 ± 0.053 | 1.098 ± 0.079 |
| Angle_3_3d | 1.135 ± 0.110 | 1.068 ± 0.110 | 1.093 ± 0.086 | 1.159 ± 0.125 | 1.070 ± 0.049 | 1.100 ± 0.093 |
| Angle_4_3d | 1.131 ± 0.109 | 1.068 ± 0.109 | 1.091 ± 0.085 | 1.169 ± 0.138 | 1.069 ± 0.050 | 1.102 ± 0.101 |