**2.1 Data source**

In this study, we used the PV power data from a PV power platform in Morocco, having a total capacity of 6 KW. For the input data, we made advantage of a free data source that gives solar energy and meteorological information. The inputs used in our forecasting models are presented in **Tables 1–3**:

## **2.2 Yeo-Johnson transformation**

In general, many data include variables with a non-normal distribution (gaussian). However, they are frequently skewed in their distributions. Preprocessing the
