Research Article
Identification of Cognitive Distraction Using Physiological Features for Adaptive Driving Safety Supporting System
Table 3
Enhancement of performance by adding another feature to visual information.
| | Selected features | Learning method | Cognitive load | Average accuracy | value |
| | Gaze + head + pupil | SVM | Conversation | 89.4 | 89.9 | | Arithmetic | 85.6 | 86.7 | | AdaBoost | Conversation | 89.4 | 90.6 | | Arithmetic | 89.8 | 87.7 |
| | Gaze + head + RRI | SVM | Conversation | 90.1 | 90.2 | | Arithmetic | 88.1 | 87.9 | | AdaBoost | Conversation | 88.3 | 90.0 | | Arithmetic | 89.3 | 90.3 |
| | Gaze + head + pupil + RRI | SVM | Conversation | 92.4 | 92.2 | | Arithmetic | 91.8 | 92.0 | | AdaBoost | Conversation | 91.0 | 92.3 | | Arithmetic | 92.0 | 93.1 |
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