Table 1 Data set collection conditions.

From: The real-time shadow detection of the PV module by computer vision based on histogram matching and gamma transformation method

Shadow generation conditions

Sunny

(direct solar radiation > 300 W/m2)

Cloudy

(direct solar radiation < 300 W/m2)

Shadow percentage < 50%

Shadow percentage > 50%

Shadow percentage < 50%

Shadow percentage > 50%

Number of videos

recorded (unit: min)

2461

1678

115

28

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