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. 2023 Nov 24;5:1301019. doi: 10.3389/fdgth.2023.1301019

Table 2.

Statistical analysis of RoR calculations for different tone mapping settings across four phone models.

Device Pixel 4 Pixel 7 Galaxy S22 Moto G 2022 Mean STD
Correlation MAE Default automatic 0.19 0.21 0.16 0.38 0.24 0.10
Uncalibrated linear 0.18 0.16 0.14 0.13 0.15 0.02
Calibrated linear 0.079 0.058 0.054 0.05 0.06 0.01
R2 Default automatic 0.86 0.84 0.78 0.77 0.81 0.04
Uncalibrated linear 0.73 0.63 0.7 0.8 0.72 0.07
Calibrated linear 0.97 0.93 0.99 0.98 0.97 0.03
Bland-Altman Bias Default automatic 0.14 0.055 0.23 0.099 0.13 0.07
Uncalibrated linear −0.049 0.041 0.013 −0.0022 0.00 0.04
Calibrated linear −0.078 −0.0093 −0.037 −0.053 −0.04 0.03
LoA lower Default automatic −0.48 −0.63 −1.1 −0.5 −0.68 0.29
Uncalibrated linear −0.61 −0.81 −0.5 −0.59 −0.63 0.13
Calibrated linear −0.2 −0.23 −0.14 −0.12 -0.17 0.05
LoA upper Default automatic 0.76 0.74 1.5 0.69 0.92 0.39
Uncalibrated linear 0.51 0.89 0.52 0.58 0.63 0.18
Calibrated linear 0.047 0.21 0.061 0.015 0.08 0.09

The table includes Mean Absolute Error (MAE), R2 values for correlation analysis, Bias, and Limits of Agreement (LoA) for Bland-Altman analysis for Default Automatic, Uncalibrated Linear, and Calibrated Linear settings. Mean and standard deviation (STD) values are also included.