I am an Assistant Professor at the Department of Computer Science at the University of Helsinki. I lead the Algorithmic Data Science research group.

RESEARCH INTERESTS
Data management for machine learning (ML), optimization of ML pipelines, ML model management and materialization, learned and workload-aware indexing, graph processing.

To see what kind of research I’m currently interested in, see the articles below:

• “Certifiable Machine Unlearning for Linear Models“. Ananth Mahadevan, Michael Mathioudakis. Pre-print: https://arxiv.org/abs/2106.15093.
• “Workload-Aware Materialization of Junction Trees“. Martino Ciaperoni, Cigdem Aslay, Aristides Gionis, Michael Mathioudakis. EDBT 2022. Pre-print: https://arxiv.org/abs/2110.03475
• “Workload-Aware Materialization for Efficient Variable Elimination on Bayesian Networks“. Cigdem Aslay, Martino Ciaperoni, Aristides Gionis, Michael Masthioudakis. ICDE 2021. DOI: 10.1109/ICDE51399.2021.00104

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Short Bio Before Helsinki, I taught at INSA Lyon for one semester (2017) and spent four years (2013-2017) as a postdoctoral researcher at Aalto University. I completed my doctoral studies at the University of Toronto and undergraduate studies at the National Technical University of Athens.