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. 2021 Jun 1;21(11):3836. doi: 10.3390/s21113836

Table 6.

Summary of statistical indices for prototypes P01 and P02 after the calibration process.

Metrics Prototype P01 Prototype P02
Coefficients of determination (R2) 0.955 0.955
Correlation coefficients (R) 0.977 0.977
Pearson coefficient (r) 0.977 0.977
Agreement index (d) 0.953 0.950
Confidence index (c) 0.932 0.928