Table 1 Model performance statistics

From: Sub-surface thermal measurement in additive manufacturing via machine learning-enabled high-resolution fiber optic sensing

ROI

Training size

Training loss

Average correlation

Training iterations

Relative error

Max absolute error (°C)

Mean absolute error (°C)

IOU

FULL Range

26000

0.003

0.996

5000

0.089

43.443

15.289

0.915

C-FBG Range

0.041

39.976

12.708

0.967

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