Make_Stationary
ELM-based cyclic deseasonalization for PV/GHI with phase-conditioned projection. JSON-LD & CFF included.
Cyril Voyant
Research Director — Mines Paris–PSL (O.I.E. Laboratory)
About
Domains
Solar forecasting (GHI/PV), time-series modelling (ELM, MIMO, multi-horizon), accuracy metrics (NICEk), scientific visualisation, open science.
Prior work
Medical physics (radiotherapy): radiobiology models (LQ/LQL), dose-equivalence tools (LQ-Equiv), dosimetry and software validation.
Affiliation
Mines Paris–PSL (O.I.E. Laboratory)
Contact
Via cyrilvoyant.com or profiles above and/or cyril.voyant@minesparis.psl.eu
Open-source Software
ARTU
Benchmark utilities for solar forecasting (aligned with Renewable Energy, 2022).
Data_Viz_2024
MATLAB figures for hourly energy production, diurnal/annual cycles, residual diagnostics.
DICOM-Transfer-Modify
Deterministic JPEG/J2K → Explicit VR LE DICOM pipeline (DCMTK/GDCM) incl. anonymisation + PACS.
LQ-Equiv
Radiotherapy dose-equivalence calculator based on LQ/LQL models.
Selected Publications
- Voyant C., Despotovic M., Notton G., Saint-Drenan Y.-M., Asloune M., Garcia-Gutierrez L., On the Importance of Clearsky Model in Short-Term Solar Radiation Forecasting, Solar Energy, 294:113490 (2025).
- Voyant C., Despotovic M., Garcia-Gutierrez L., Amaro e Silva R., Lauret P., Soubdhan T., Bailek N., NICEk Metrics: Unified and Multidimensional Framework for Evaluating Deterministic Solar Forecasting Accuracy, Sustainable Energy Technologies and Assessments, 83:104588 (2025).
- Voyant C., Lauret P., Notton G., Duchaud J.-L., Garcia-Gutierrez L., Faggianelli G.-A., Complex-valued time series based solar irradiance forecast, Journal of Renewable and Sustainable Energy, 14(6) (2022).
- Voyant C. et al., Benchmarks for solar radiation time series forecasting, Renewable Energy, 191:747–762 (2022). DOI: 10.1016/j.renene.2022.04.065
- Voyant C., Pinpin M., Leschi D., Prapant S., Savigny F., Acquaviva M.-A., Hybrid VMAT-3DCRT as Breast Cancer Treatment Improvement Tool, Scientific Reports, 13 (2023).
- Voyant C. et al., Machine learning methods for solar radiation forecasting: A review, Renewable Energy, 105:569–582 (2017).
- Voyant C., Soubdhan T., Lauret P., David M., Muselli M., Statistical parameters as a means to a priori assess the accuracy of solar forecasting models, Energy, 90:671–679 (2015).
- Voyant C., Haurant P., Muselli M., Paoli C., Nivet M.-L., Time series modeling and large scale global solar radiation forecasting from geostationary satellites data, Solar Energy, 102:131–142 (2014).
- Voyant C., Darras C., Muselli M., Paoli C., Nivet M.-L., Poggi P., Bayesian rules and stochastic models for high accuracy prediction of solar radiation, Applied Energy, 114:218–226 (2013).
- Voyant C., Muselli M., Paoli C., Nivet M.-L., Hybrid methodology for hourly global radiation forecasting in Mediterranean area, Renewable Energy, 53:1–11 (2013).
- Voyant C., Muselli M., Paoli C., Nivet M.-L., Numerical weather prediction (NWP) and hybrid ARMA/ANN model to predict global radiation, Energy, 39(1):341–355 (2012).
- Voyant C., Muselli M., Paoli C., Nivet M.-L., Optimization of an artificial neural network dedicated to the multivariate forecasting of daily global radiation, Energy, 36(1):348–359 (2011).
- Voyant C., Julian D., Biological effects and equivalent doses in radiotherapy: A software solution, Reports of Practical Oncology and Radiotherapy (2013). DOI: 10.1016/j.rpor.2013.08.004