Feature Column | Function | Encoding Method
--- | --- | ---
Year | Represents overall trends and annual variations in power generation over time. | Encoded as numerical features: 2022, 2023
Season | Provides critical clues about seasonal changes. | Spring: 1, Summer: 2, Autumn: 3, Winter: 4
Month | Captures monthly variation patterns and periodic characteristics of power generation. | Encoded as numerical features: 1 to 12
Day | Describes fluctuations in power generation on different days of the month. | Date encoding: 1 to 31
Hour | Represents power generation variations across different times of the day. | 1. Numerical features: 0 to 23 2. Converted to sine and cosine values
Minute | Provides detailed information on fine-grained fluctuations in distributed photovoltaic power generation. | 0min，15min，30min，45min