Contact: [email protected]
<script type="module"> import * as Plot from "https://cdn.jsdelivr.net/npm/@observablehq/[email protected]/+esm"; const data_activities = [ {name: "Romain Vuillemot", start: "2018-10", end: "2028-09", type: "Assistant Prof.", people: ["Romain Vuillemot"]}, {name: "Aymeric Erades", start: "2022-09", end: "2025-10", type: "PhD Student", people: ["Aymeric Erades"]} ]; // Convert dates to ISO strings for plotting const parsed = data_activities.map(d => ({ ...d, start: new Date(d.start), end: new Date(d.end) })); const chart = Plot.plot({ marginLeft: 120, width: 800, height: 300, y: { label: null, domain: [...new Set(parsed.map(d => d.name))].reverse() }, x: { type: "utc", label: "Date" }, marks: [ Plot.ruleX(parsed, {x: "start", stroke: "#ccc"}), Plot.barX(parsed, { x1: "start", x2: "end", y: "name", fill: "type", title: d => `${d.name} (${d.type}): ${d.start.toISOString().slice(0, 10)} → ${d.end.toISOString().slice(0, 10)}` }) ] }); // document.getElementById("timeline").appendChild(chart); </script>We are a team of researchers at Centrale Lyon (French Engineering School) and LIRIS (Reaserch Laboratory) working on sports data analysis and visualization to improve athletes performances. We focus on various sports, from swimming to table tennis, in close collaboration with athletes and coaches. Our approach is the following:
- Data Collection - we gather data from various sources, with a focus on video footage, but also experiment / benchmark tracking devices (e.g. Motion capture, IMUs) and publicly available datasets.
- Exploratory Data Analysis - we calculate and visualize exploratory statistics, data distributions to create visual dashboard so we can better grasp the collected data properties (and quality) to create models and new statistics.
- Data Visualization - we also build custom, advanced visualizations to help us understand complex data patterns and trends from collected data and statistics. We also use visualization to communicate our findings to athletes and coaches.
As a research group our activity is centered as follows:
- Publishing research academic publications in sports-specific venues (e.g. MLSA workshop) but also general Vis/HCI (IEEE Vis, EuroGraphics, CHI).
- Developing tools and methods for data collection and analysis.
- Collaborating with other researchers and institutions in the field of sports analytics.
- Disseminating our findings through conferences, workshops, and online platforms.
Team:
- Romain Vuillemot (Assistant professor, Centrale Lyon, LIRIS) principal investigator
- Aymeric Erades (PhD student, Centrale Lyon, LIRIS)
Collaborators: Pierre Ripoll, Sylvain Lesage, Marc Plantevit, Céline Robardet, Pierre-Etienne Martin, Anais Servais, Christophe Hurter, Riad Attou, Marin Mathé, Lou Peuch, Thomas Papon, Pierre-Etienne Martin, Gabin Calmet, Pierre Duluard, Xinqing Li.
Aymeric Erades. Visual Analysis of Tactics in Table Tennis, PhD Thesis, Centrale Lyon, 2025.
Video
Aymeric Erades, Romain Vuillemot. How Camera Angle Impact Table Tennis Ball Bounce Tracking. Sports Physics, 2025.
Riad Attou, Marin Mathé, Aymeric Eradès, Romain Vuillemot. Analysis of Service Returns in Table Tennis 12th Workshop on Machine Learning and Data Mining for Sports Analytics (ECML/PKDD 2025), Sep 2025, Porto, Portugal.
Aymeric Erades, Romain Vuillemot. Player-Centric Shot Maps in Table Tennis. Computer Graphics Forum, 2025, pp.10.
Aymeric Erades, Lou Peuch, Romain Vuillemot. Investigating Control Areas in Table Tennis. Sixteenth International EuroVis Workshop on Visual Analytics (EuroVA), Jun 2025, Luxembourg, France.
Aymeric Erades, Thomas Papon, Romain Vuillemot. Characterizing Serves in Table Tennis. Machine Learning and Data Mining for Sports Analytics, Sep 2024, Vilnius (Lituanie), Lithuania.
Aymeric Erades, Anais Servais, Christophe Hurter, Romain Vuillemot. Un design space de vidéos augmentées de matches de tennis de table. Journée Visu, 2024.
Aymeric Erades, Pierre-Etienne Martin, Romain Vuillemot, Boris Mansencal, Renaud Péteri, Julien Morlier, Stefan Duffner, Jenny Benois-Pineau. SportsVideo: A Multimedia Dataset for Sports Event and Position Detection in Table Tennis and Swimming. MediaEval 2023 Workshop collocated with MMM 2024, Feb 2024, Amsterdam, Netherlands.
Gabin Calmet, Aymeric Erades, Romain Vuillemot. Exploring Table Tennis Analytics: Domination, Expected Score and Shot Diversity. Machine Learning and Data Mining for Sports Analytics, Sep 2023, Turin, Italy.
Aymeric Erades, Romain Vuillemot. Visual Analysis of Table Tennis Game Tactics.
Journée VISU 2023.
Pierre Duluard, Xinqing Li, Marc Plantevit, Céline Robardet, Romain Vuillemot. Discovering and Visualizing Tactics in a Table Tennis Game Based on Subgroup Discovery. ECML/PKDD 2022 Workshop, Grenoble, France, 2022.
Code: in general see our tools repository:
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Table Tennis Serves: A tool to analyze table tennis serves.
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Table Tennis Returns: A tool to analyze table tennis returns.
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Table Tennis Analytics: Game metrics and statistics for table tennis.
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Investigating Control Areas in Table Tennis: A tool to analyze control areas in table tennis.
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Player‐Centric Shot Maps in Table Tennis: A tool to analyze bounce positions in relation to player positions.
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Virtual reality to explore table tennis data in Amigo Platform
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Discovering and visualizing tactics in a table tennis game based on subgroup discovery
Data:
- SportsVideo: A multimedia dataset for sports event and position detection in table tennis and swimming, part of the MediaEval 2023 challenge
- PhD Defense - Aymeric Erades - Visual Analysis of Tactics in Table Tennis (December 2025, Lyon) Video
- EuroVis 2025 (June 2025, Luxembourg) https://eurovis2025.eu/
- EuroVA 2025 (June 2025, Luxembourg) https://x.com/euro_va/status/1929559822128619915
- Challenge Sciences 2024 (8 juin 2023 à Lyon) https://clm202423.sciencesconf.org/
- Journée Visu 2023 (le 22 juin 2023, à Orsay) https://journee-visu.github.io/2023/
- Ecole d'été 2023 https://sciences2024-2e2.sciencesconf.org/program
- Ecole d'été 2025 https://2e4.sciencesconf.org/
- Pint of Science 2024 (le 21 mai 2024, à Lyon) https://pintofscience.fr/event/quand-la-science-performe-aux-jeux-olympiques
FFTT : L'école Centrale de Lyon et la Fédération Française de Tennis de Table signent une convention de partenariat https://www.fftt.com/site/actualites/2024-02-15/l-ecole-centrale-de-lyon-et-federation-francaise-de-tennis-de-table-signent-convention-de-partenariat
JO : des athlètes performent grâce aux chercheurs de l’École centrale de Lyon: https://www.leprogres.fr/science-et-technologie/2024/09/07/jo-des-athletes-performent-grace-aux-chercheurs-de-l-ecole-centrale-de-lyon
Un doctorant de l'ECL et du laboratoire LIRIS-CNRS aux côtés de l'équipe de France de tennis de table: https://www.centraliens-lyon.net/technica/article/jo-paris-2024-un-doctorant-de-l-ecl-et-du-laboratoire-liris-cnrs-aux-cotes-de-l-equipe-de-france-de-tennis-de-table/487
JO Paris 2024 : un doctorant de l’ECL et du laboratoire LIRIS CNRS aux côtés de l’Équipe de France de Tennis de Table https://www.technica-magazine.fr/technica/article/ jo-paris-2024-un-doctorant-de-l-ecl-et-du-laboratoire-liris-cnrs-aux-cotes-de-l-equipe-de-france-de-tennis-de-table/487
Accompagner l'équipe de France de tennis de table dans sa quête de médaille grâce à l'IA: https://www.ec-lyon.fr/centrale-lyon/actualites/jo-2024-accompagner-lequipe-de-france-de-tennis-de-table-dans-sa-quete-de-medaille-grace-lia
Chronique RCF Lyon L'intelligence artificielle au service de l'équipe de France de tennis de table https://www.rcf.fr/economie-et-societe/dis-pourquoi-rcf-lyon?episode=379406
L'analyse vidéo, la nouvelle arme des pongistes bleus à l'approche des JO de Paris. https://www.lequipe.fr/Tennis-de-table/Article/L-analyse-video-la-nouvelle-arme-des-pongistes-bleus-a-l-approche-des-jo-de-paris/1448752
La technique et la compétition: https://www.eniseen.com/news/la-technique-et-la-competition-1978
Aymeric Erades et Félix Lebrun https://aspctt.com/2024/08/08/aymeric-et-felix/
La science au service de la performance sportive: https://www.polytechnique-insights.com/tribunes/science/la-science-au-service-de-la-performance-sportive/
Fait marquant du LIRIS 2023 https://liris.cnrs.fr/sites/default/files/Documents/faits_marquants/2023.pdf
JO 2024 : l’École Centrale de Lyon et la Fédération Française de Tennis de Table signent une convention de partenariat https://www.ec-lyon.fr/centrale-lyon/actualites/jo-2024-lecole-centrale-de-lyon-et-la-federation-francaise-de-tennis-de-table-signent-une-convention
LIRIS: https://liris.cnrs.fr/
Centrale Lyon: https://www.ec-lyon.fr/
Sciences 2024: https://sciences2024.polytechnique.fr/
FFTT: https://www.fftt.com/