Papaioannou, Dikaiakos, Dramountanis, Papaioannou, 2016. Analysis and Modeling for Short- to Medium-Term Load Forecasting Using a Hybrid Manifold Learning Principal Component Model and Comparison with Classical Statistical Models (SARIMAX, Exponential Smoothing) and Artificial Intelligence Models (ANN, SVM): The Case of Greek Electricity Market.. https://doi.org/10.3390/en9080635