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Table 4

Reevaluation performance parameters for the full random forest model based on texture parameters: mean absolute deviation (MAD), root mean squared error (RMSE) and coefficient of determination (R2) for the three frequency ranges.

Frequency range MAD (full) [dB] RMSE (full) [dB] R 2
Low 0.25 0.33 0.95
Mid 0.18 0.24 0.93
High 0.31 0.41 0.91

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