van Ruitenbeek, Robin Enrico; Koole, Ger; Bhulai, Sandjai - 2023
predefined business groups from the business and aggregation using hierarchical agglomerative clustering on the sales history to … outdoor sports articles, we show that forecasting on a daily level can benefit from clustering depending on the time series … characteristics. We show that the clustering approach outperforms the predefined product groups in almost all situations …