EEPC-GNN stands for Energy Efficient Power Control using Graph Neural Network. This repository contains the data of our paper "Bigraph GNN-Aided Energy Efficiency Maximization for Cell-Free Massive MIMO", in IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN), 2025. The code is available at https://github.com/Nokia-Bell-Labs/energy-efficient-power-control-graph-neural-network