Extending Load Forecasting from Zonal Aggregates to Individual Nodes for Transmission System Operators. - Oskar Triebe; Fletcher Passow; Simon Wittner; Leonie Wagner; Julio Arend; Tao Sun; Chad Zanocco; Marek Miltner; Arezou Ghesmati; Chen-Hao Tsai; Christoph Bergmeir; Ram Rajagopal (CoRR, 2025)