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Lénaïg Cornanguer

PhD in Computer Science - Artificial Intelligence

CISPA Helmholtz Center for Information Security

Last update: 26/03/2026

About Me

PhD in Computer Science, I am currently a postdoctoral researcher at CISPA in the EDA team, working on causality discovery in time series.
My research mainly focus on exploring observational data, often with a temporal dimension, to extract models of behavior, temporal logic, and causal relationships.

Publications and talks

Causal Discovery from Interval-Based Event Sequences

Conference paper

Lénaïg Cornanguer, Joscha Cüppers, Jilles Vreeken 2026 AAAI-26 (rank A* conference) paper

Causal Discovery from Temporal Data

Invited talk

Lénaïg Cornanguer 2025 University of Illinois Chicago (UIC) Data Labs Seminar

Causal Discovery in a Non-Ideal World

Tutorial

Lénaïg Cornanguer, David Kaltenpoth, Sarah Mameche, Jilles Vreeken 2025 SDM-25 (rank A conference) website and slides

TADAM: Learning Timed Automata from Noisy Observations

Conference paper

Lénaïg Cornanguer, Pierre-François Gimenez 2025 SDM-25 (rank A conference) paper

SpaceTime: Causal Discovery from Non-Stationary Time Series

Conference paper

Sarah Mameche, Lénaïg Cornanguer, Urmi Ninad, Jilles Vreeken 2025 AAAI-25 (rank A* conference) paper

Timed automata learning from observational data

Invited talk

Lénaïg Cornanguer 2024 IRISA PIRAT team seminar

TAG: Learning Timed Automata from Logs

Invited talk

Lénaïg Cornanguer 2023 IRIF Verification seminar

Persistence-Based Discretization for Learning Discrete Event Systems from Time Series

Workshop paper

Lénaïg Cornanguer, Christine Largouët, Laurence Rozé, Alexandre Termier 2023 When Machine Learning meets Dynamical Systems: Theory and Applications (AAAI-23 Workshop) paper

TAG: Learning Timed Automata from Logs

Invited talk

Lénaïg Cornanguer 2022 Supsec Workshop Fall 2022: AI for supervision

TAG: Learning Timed Automata from Logs

Conference paper

Lénaïg Cornanguer, Christine Largouët, Laurence Rozé, Alexandre Termier 2022 AAAI-22 (rank A* conference) paper

Passive Learning of Timed Automata from Logs (Student Abstract)

Conference paper

Lénaïg Cornanguer 2021 AAAI-21 (rank A* conference) paper

Teaching

Artificial Intelligence (M1 Info Ingéniérie Logicielle / M1 Software engineering)

Université de Rennes 1
2021-2023
TD (tutorials)

Oriented-Object Programming (L2 Maths)

Université de Rennes 1
2020-2021
TP (tutorials)

Introduction to programming in Java (L1 Info / L1 Computer Science)

Université de Rennes 1
2020-2022
TD and TP (tutorials)

Database Management System (L2 Ingénieur Agroalimentaire / L2 Food science)

Institut Agro Rennes
2022-2023
CM and TD (lecture & tutorials)