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. 2020 Jun 27;20(13):3617. doi: 10.3390/s20133617

Table 9.

Performance comparison by group & method.

Category Metric Other Group – Shuffled
(MLR)
Our Group – Shuffled
(SMART)
Our Group – Sequential
(SMART)
Before
calibration
MAE 5.8 15.1 11.4
RMSE 7.5 23.1 17.3

After
calibration
MAE 3.2 3.4 2.8
RMSE 4.1 4.8 3.7
R2 0.57 0.89 0.81