Ioannis Kalogridis

Research Interests

• Functional data analysis
• Nonparametric and semi-parametric methods
• Robust statistics
• Computational statistics

Publications

1. Kalogridis, I. (2026). Penalized spline M-estimators for discretely sampled functional data: Existence and asymptotics. Journal of Multivariate Analysis, to appear. [arxiv | code]
2. Kalogridis, I. and Nagy, S. (2025). Robust functional regression with discretely sampled predictors. Computational Statistics & Data Analysis, to appear. DOI: 10.1016/j.csda.2025.108308 [paper | code]
3. Kalogridis, I. and Van Aelst, S. (2025). Robust penalized splines for location estimation from discretely sampled functional data. In International Workshop on Functional and Operatorial Statistics (IWFOS 2025), pp. 267–275. DOI: 10.1007/978-3-031-92383-8_33 [paper]
4. Kalogridis, I. and Van Aelst, S. (2025). Resistant dispersion estimation for nonparametric regression. TEST, 34, 660–690. DOI: 10.1007/s11749-025-00974-w [paper | code]

Full list available on University profile and Google Scholar.

Preprints

• Kalogridis, I. (2026). Generalized nonparametric regression in reproducing kernel Hilbert spaces: Consistency and rates of convergence. [paper | code]

Teaching

Currently (2026–2027 academic year):

• Inference (Level H)
• R-Programming (Online Distance Learning)

I also manage and supervise MSc dissertations in Statistics and Data Analytics.

Software & Code

• Robust-Functional-Location-Estimation: Penalized spline location M-estimators for discretely sampled functional data.
• Robust-scale-estimation-in-nonparametric-regression: Resistant nonparametric dispersion estimation.
• RobustSpline (Stanislav Nagy): Robust functional regression with discretely sampled multidimensional predictors.

View all repositories on GitHub →

Peer Review & Editorial Work

Associate Editor
Statistics and Computing (2026-)

I regularly review for major journals including:

• Journal of the American Statistical Association
• Bernoulli
• Journal of Computational and Graphical Statistics
• Computational Statistics and Data Analysis
• TEST
• Econometrics and Statistics

Contact

Email: ioannis.kalogridis@glasgow.ac.uk

Google Scholar | ORCID | Mathematics Genealogy