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Environmental Sciences Europe

Table 2 Descriptive statistics for soil organic carbon samples

From: Improving soil organic carbon mapping in farmlands using machine learning models and complex cropping system information

Samples

Number

Min (g/kg)

Max (g/kg)

Mean (g/kg)

SDE

Skewness

Kurtosis

All data

12,041

0.600

54.200

14.190

0.564

1.063

2.083

Calibration set

9633

0.600

54.200

14.180

0.564

1.085

2.164

Validation set

2408

1.200

52.400

14.240

0.560

0.976

1.755

  1. SDE standard deviation of the error
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