Research
My work focuses on time series anomaly detection and model selection for machine learning. I'm particularly interested in making anomaly detection practical at scale: figuring out which model to use, when, and why.
Publications
2027
Accurate or Interpretable? Both! Joining Accuracy and Interpretability Evaluation Measures for Time Series Anomaly Detection
Doan, T. T. H., Sylligardos, E., et al.
VLDB 2027Under reviewBreaking the Model Selection Barrier? Three Learning Paradigms for Supervised Ensembling in Time Series Anomaly Detection
Rozzio, A., Sylligardos, E., Boniol, P.
ICLR 2027Under reviewToward a Scalable and Adaptive Evaluation Measure for Time Series Anomaly Detection
Sylligardos, E., Huang, M., Paparrizos, J., Senellart, P., Boniol, P.
ICDE 2027In preparationPyxida: What Do Time Series Anomaly Detection Benchmarks Really Say?
Sylligardos, E., Stanzione, R., Paparrizos, J., Senellart, P., Boniol, P.
ICDE Demo 2027In preparationAutoVUS
Sylligardos, E., Huang, M., Paparrizos, J., Senellart, P., Boniol, P.
ICDE Demo 2027In preparation
2025
MSAD: A Deep Dive into Model Selection for Time series Anomaly Detection
Sylligardos, E., Paparrizos, J., Palpanas, T., Senellart, P., Boniol, P.
The VLDB Journal, 34, article 72 2025Reproducibility badgeInterpretable Multivariate Anomaly Detector Selection for Automatic Marine Data Quality Control
Nguyen, N.-T., Skålvik, A. M., Sylligardos, E., et al.
IEEE Big Data 2025Fast or Accurate? Rethinking Time Series Anomaly Detection
Sylligardos, E.
VLDB and BDA PhD Workshops 2025
2024
ADecimo: Model Selection for Time Series Anomaly Detection
Boniol, P., Sylligardos, E., et al.
ICDE 2024Best Demonstration Runner-Up
2023
Choose Wisely: An Extensive Evaluation of Model Selection for Anomaly Detection in Time Series
Sylligardos, E., et al.
VLDB 2023Soundoulounaki, S., Sylligardos, E., et al.
Journal of Personalized Medicine 2023
2022
Baka, E., Mishra, N., Sylligardos, E., et al.
HCI International 2022
Research Experience
Research Intern
Aristotle University of Thessaloniki
Host supervisor: Prof. John Paparrizos
Associate Researcher
Data Intensive and Knowledge Oriented Systems (diNo) group · Université Paris Cité
Supervisors: Prof. Themis Palpanas, Prof. Paul Boniol
Postgraduate Research Engineer
Computational Vision and Robotics Laboratory (CVRL) · ICS, FORTH
Supervisor: Prof. Panos Trahanias
Undergraduate Research Fellow
Computational Vision and Robotics Laboratory (CVRL) · ICS, FORTH
Supervisors: Prof. Panos Trahanias, Dr. Markos Sigalas
Undergraduate Research Student
Laboratory of Energy and Photovoltaic Systems (LEPS) · TEI of Crete
Supervisors: Er. Pantelis Sylligardos, Prof. Fotis Mavromatakis
Talks
- 2025-12Interpretable Multivariate Anomaly Detector Selection for Automatic Marine Data Quality ControlIEEE Big Data 2025, Macao
- 2025-11Fast or Accurate? Rethinking Time Series Anomaly DetectionBDA 2025 PhD Workshop, Toulouse
- 2025-09Fast or Accurate? Rethinking Time Series Anomaly DetectionVLDB 2025 PhD Workshop, London (talk and poster)
- 2025-05PhD research overviewPhD students seminar, Withings, Paris
- 2025-04VUS: Effective and Efficient Accuracy Measures for Time-Series Anomaly DetectionValda team seminar, ENS Paris
- 2024-11PhD topic presentationPhD Pizza seminar, Inria