Table 3 Forecasting the degree of collision strength from the raw and preprocessed spectroscopic data using the SVMR model.

From: Fast quantifying collision strength index of ethylene-vinyl acetate copolymer coverings on the fields based on near infrared hyperspectral imaging techniques

Methods

Calibration set

Prediction set

RMSE CV

RMSE P

RPD

Raw

83.76

2.713

79.23

2.915

1.824

SG

84.39

2.526

80.27

2.823

1.945

SNV

82.40

2.872

78.61

3.041

1.731

SG-1st-Deriv

87.35

2.460

84.08

2.698

2.383

MSC

85.15

2.493

81.68

2.754

2.152

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