Human Error Prediction Using Heart Rate Variability and Electroencephalography

Figures

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  Figure 1. Position of the measuring electrodes [60] and assumed functional localization of the brain [53,54,55,56,57,58].

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  Figure 2. Experiment scene where a Kanji means “blue” is indicated on the screen in red ink.

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  Figure 3. Order of rest and task phases and their relations for correlation analysis.

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  Figure 4. Flowchart of the data analysis method.

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  Figure 5. Raw waveforms used to calculate the HRV indexes of Participant C.

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  Figure 6. Raw waveforms used to calculate the EEG indexes of Participant C. (Note that the waveforms include only EEG channels with significant correlations (AF3, AF4, P8, and F4), as summarized in Table 17).

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  Figure 7. Scatterplot between the number of errors of Task1 vs. the HRV indexes during Rest1.

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  Figure 8. Scatterplot between the number of errors of Task1 vs. the HRV indexes during Task1.

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  Figure 9. Scatterplot between the number of errors of Task2 vs. the HRV indexes during Rest2.

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  Figure 10. Scatterplot between the number of errors of Task2-Task1 vs. the HRV indexes during Rest2.

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  Figure 11. Scatterplot between the number of errors of Task1 vs. the EEG indexes during Task1. (Note that the scatterplots include only EEG channels with significant correlations (AF3, P8, and AF4) as summarized in Table 17).

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  Figure 12. Scatterplot between the number of errors of Task2 vs. the EEG indexes during Task1. (Note that the scatterplots include only EEG channels with significant correlations (AF3 and P8), as summarized in Table 17).