Table 3 The cloudy sky and clear sky cloud detection statistics on the different underlying surface types of Himawari-8.

From: Cloud detection sample generation algorithm for nighttime satellite imagery based on daytime data and machine learning application

 

Accuracy

Cloudy sky

Clear sky

FAR

CHR

N

FAR

CHR

N

Vegetable

0.7585

0.0275

0.9725

1,490,856

0.8968

0.1032

506,884

Urban

0.8085

0.0202

0.9798

13,229

0.8509

0.1491

3926

Barren

0.8152

0.017

0.983

6615

0.88

0.12

1765

Water

0.8414

0.0077

0.9923

57,750

0.9819

0.0181

10,705

All

0.8059

0.0181

0.9819

1,568,450

0.9024

0.0976

523,280

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