Université de Lorraine | France
Joseph Ngatchou-Wandji is a Full Professor jointly appointed at Université de Rennes (EHESP) and at Université de Lorraine’s Institut Élie Cartan de Lorraine (IECL), where he leads work in the Probabilities & Statistics group. He earned his doctorate in applied mathematics/statistics from Université Paris 13 (1995) and obtained his Habilitation à Diriger des Recherches (HDR) in 2006. Prior to his current position, he was Associate Professor at Université de Caen (1997–2009). His extensive teaching portfolio spans undergraduate to postgraduate courses in probability, time series, and spatio-temporal models, at institutions in France (e.g., EHESP, Télécom Nancy, École Polytechnique) and abroad (Lebanon, Gabon, Tunisia, Benin). His research focuses on estimation and hypothesis testing in time series and spatio-temporal models, change-point detection, CHARN (Conditional Heteroscedastic Autoregressive Nonlinear) models, and nonparametric inference. He has supervised about forty master’s theses and over a dozen PhD dissertations, and has published ~ 50 research papers. He is also frequently invited abroad (e.g., South Africa, China, USA), serves on many PhD juries, and is active in national academic governance and statistical associations. In addition to his academic achievements, he authored a 204-page novel, Le vent du printemps, and holds a 4th dan in karate. According to his ResearchGate profile, he has 258 Citations and 30 Documentation an h-index ≈ 18.
Featured Publications
Ngatchou-Wandji, J., & Co-authors. (2025). Testing for the zero-altered Poisson distribution with positive data. Statistica Neerlandica.
Ngatchou-Wandji, J., & Co-authors. (2025). Goodness-of-fit tests for discrete response models with covariates. Statistical Papers.
Ngatchou-Wandji, J., & Co-authors. (2025). Omnibus diagnostic procedures for vector multiplicative errors models. Statistical Papers.