• Mathematical statistics, statistical inference and asymptotic theory
• Non- and semi-parametric estimation of regression functions and surfaces, with applications to change-point detection, edge detection and surfac e reconstruction
• Structural breaks in time series analysis
• Estimation of frontiers and boundaries
• Nonparametric estimation under shape constraints
• Smoothing methods and applications
• Errors-in-measurement problems
• Study of dependencies via copulas

Recent projects

• Sabbatical Irène Gijbels: Advanced Statistical inference for contemporary data structures (15/09/2024 - 14/09/2025) - Promotor
• Post-selection inference in advanced statistical models (26/09/2022 - 26/09/2026) - Co-promotor
• Dependencies, including copula-based flexible modelling and applications (01/09/2022 - 17/07/2026) - Promotor
• Copula-based dependence between random vectors and applications (16/08/2021 - 24/04/2025) - Promotor
• Study of dependencies and post-selection inference for contemporary data structures (01/10/2020 - 30/09/2026) - Promotor
• Flexible hazard-based models and quantile regression for right-censored data using two-piece asymmetric distributions (18/09/2018 - 28/10/2022) - Promotor
• Study of multivariate asymmetric distributions using univariate two-piece distributions (16/09/2018 - 16/08/2022) - Promotor

Recent publications

• launch Debrauwer, D., Gijbels, I., Herrmann, K. with Gijbels, I. (corresp. author) (2025). On a general class of functionals: statistical inference and application to risk measures. Electronic Journal Of Statistics, 19 (1), 2456-2510. doi: 10.1214/25-EJS2391 via repository
• launch Ewnetu, W.B., Gijbels, I., Verhasselt, A. with Gijbels, I. (corresp. author) (2025). A hybrid hazard-based model using two-piece distributions. INTERNATIONAL JOURNAL OF BIOSTATISTICS. doi: 10.1515/ijb-2023-0153
• launch De Keyser, S., Gijbels, I. (sup.), Claeskens, G. (cosup.) (2025). Copula-based dependence between random vectors and applications.
• launch De Keyser, S., Gijbels, I. with De Keyser, S. (corresp. author) (2025). High-dimensional copula-based Wasserstein dependence. COMPUTATIONAL STATISTICS & DATA ANALYSIS, 204, Art.No. ARTN 108096. doi: 10.1016/j.csda.2024.108096 via repository
• launch Amato, U., Antoniadis, A., De Feis, I., Gijbels, I. with De Feis, I. (corresp. author) (2025). Functional time series forecasting: a systematic review. STATISTICAL PAPERS, 66 (1), Art.No. ARTN 21. doi: 10.1007/s00362-024-01645-y via repository
• launch Amato, U., Antoniadis, A., De Feis, I., Gijbels, I. with Gijbels, I. (corresp. author) (2024). Unsupervised curve clustering using wavelets. ADVANCES IN DATA ANALYSIS AND CLASSIFICATION. doi: 10.1007/s11634-024-00612-7 via repository
• launch Ameijeiras-Alonso, J., Gijbels, I. (2024). Smoothed circulas: nonparametric estimation of circular cumulative distribution functions and circulas. Bernoulli, 30 (4), 2747-2769. doi: 10.3150/23-BEJ1693 via repository
• launch Gijbels, I., Matterne, M. with Gijbels, I. (corresp. author) (2024). Median and quantile conditional copulas. DEPENDENCE MODELING, 12 (1), Art.No. ARTN 20240008. doi: 10.1515/demo-2024-0008 via repository
• launch De Greef, M.K., Weltje, G.J., Gijbels, I. with De Greef, M.K. (corresp. author) (2024). Estimating Rock Composition from Replicate Geochemical Analyses: Theory and Application to Magmatic Rocks of the GeoPT Database. MATHEMATICAL GEOSCIENCES, 56 (7), 1539-1604. doi: 10.1007/s11004-024-10138-5 via repository
• launch De Keyser, S., Gijbels, I. with Gijbels, I. (corresp. author) (2024). Parametric dependence between random vectors via copula-based divergence measures. Journal Of Multivariate Analysis, 203, Art.No. 105336. doi: 10.1016/j.jmva.2024.105336 via repository