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Antoine Vendeville

@avdeville.bsky.social
67 followers 84 following 6 posts

Post-doc researcher @medialab-scpo.bsky.social. Opinion dynamics, online social media, political science, regulation.

PostsRepliesMedia
Reposted by Antoine Vendeville
Max Falkenberg @maxfalken.bsky.social · 27/05/2026
Work with @gabridibo.bsky.social @emmafraxanet.bsky.social @komanderb.bsky.social Andrea Lo Sasso, Virginia Moroni, @avdeville.bsky.social and co-supervised with @galessandro.bsky.social
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Reposted by Antoine Vendeville
Max Falkenberg @maxfalken.bsky.social · 27/05/2026
"The EU's DSA has the potential to transform social media research, but only if its data access provisions are interpreted with the empirical realities of sampling bias in mind... Partial data access is, in many cases, equivalent to no meaningful access at all." New preprint: osf.io/preprints/so...
osf.io
OSF
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Reposted by Antoine Vendeville
FRIENDS satellite @signet-friends.bsky.social · 09/03/2026
🚀 The FRIENDS satellite is back with a stellar lineup of speakers! We’re excited to announce our first confirmed speaker: István Kovács (Northwestern University). Interested in presenting your work? Submit your abstract here: signet-friends.github.io/submit/
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Reposted by Antoine Vendeville
FRIENDS satellite @signet-friends.bsky.social · 18/02/2026
🕸️ Working on signed networks? Planning to attend @netsciconf.bsky.social in Boston? 🕸️ 🔥Abstract submissions for the FRIENDS satellite are open🔥 Deadline March 20th (acceptance on a rolling basis). Details: signet-friends.github.io
signet-friends.github.io
FRIENDS
Frameworks, Research and applIcations in complEx Networks with signeD edgeS
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Antoine Vendeville @avdeville.bsky.social · 16/12/2025
New paper out in Plos One ! By integrating group identities and affective polarization in opinion dynamics, we show that out-group intolerance is the main driver of ideological polarization. doi.org/10.1371/jour...
doi.org
Co-evolution of groups and opinions in an agent-based model
This study explores a model for the co-evolution of opinions and groups, related to opinion polarization and group identity in opinion dynamics. While traditional models focus on pairwise interactions...
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Reposted by Antoine Vendeville
Andreia Sofia Teixeira @asteixeira.bsky.social · 24/11/2025
Our team just released a comprehensive and accessible review of Signed Networks — two years in the making! Theory, methods, applications, all in one place. Feedback welcome. arxiv.org/abs/2511.17247
arxiv.org
Signed Networks: theory, methods, and applications
Signed networks provide a principled framework for representing systems in which interactions are not merely present or absent but qualitatively distinct: friendly or antagonistic, supportive or confl...
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Reposted by Antoine Vendeville
Emma Fraxanet @emmafraxanet.bsky.social · 04/09/2025
Happy to present at the Computational Social Science satellite, with the recent news this same paper was accepted just a few days ago. For now, you can see the updated preprint here: arxiv.org/abs/2409.13461
arxiv.org
Analyzing News Engagement on Facebook: Tracking Ideological Segregation and News Quality in the Facebook URL Dataset
The Facebook Privacy-Protected Full URLs Dataset was released to enable independent, academic research on the impact of Facebook's platform on society while ensuring user privacy. The dataset has been...
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Antoine Vendeville @avdeville.bsky.social · 01/09/2025
New X dataset is out ! A public database with measurements of multidimensional political opinions, activity and popularity for almost a million X users 🔥 Including politicians and media outlets 🌍 Preprint: hal.science/hal-05222448 Data: osf.io/at5q2/
hal.science
Mapping the political landscape from data traces: multidimensional opinions of users, politicians and media outlets on X
<div><p>Studying political activity on social media often requires defining and measuring political stances of users or content. Relevant examples include the study of opinion polarization, or the stu...
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Reposted by Antoine Vendeville
Winter Workshop on Complex Systems @wwcs.bsky.social · 26/08/2025
Applications for #WWCS26 are officially OPEN! ❄️ Join us in Mallorca for an unforgettable edition. Apply now via the link in website 🌐
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Reposted by Antoine Vendeville
Sciences Po médialab @medialab-scpo.bsky.social · 18/06/2025
Earlier this year, a DSA Ad Repository Data Sprint was held at the médialab. Organised by The Open Institute for Digital Transformations and the project ‘Putting the DSA into Practice’, the event brought together six groups to explore platform transparency from different angles. Full article 🔽
medialab.sciencespo.fr
DSA Ad Repository Data Sprint | médialab Sciences Po
A data sprint on platforms advertising registries took place at the médialab in the week of 24 February 2025. Organised by The Open Institute for Digital Transformations and by the project ‘Putting th...
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Antoine Vendeville @avdeville.bsky.social · 18/06/2025
Happy to present my latest article in @physreve.bsky.social ! In this paper, I show that the Voter Model can predict individual opinions in a large, heterogeneous online population. doi.org/10.1103/Phys...
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Reposted by Antoine Vendeville
Sciences Po médialab @medialab-scpo.bsky.social · 17/03/2025
Ce mercredi à 19h, ne manquez pas la conférence du Centre Internet et Société du @cnrs.fr et du médialab de @sciencespo.bsky.social. Au programme, des tables rondes animées par @manonberriche.bsky.social et @algoglitch.bsky.social Inscription : medialab.sciencespo.fr/actu/le-rese...
medialab.sciencespo.fr
Quel avenir pour les réseaux sociaux ? | médialab Sciences Po
Le médialab de Sciences Po et le Centre Internet et Société du CNRS s’associent à l’occasion d’une soirée pour faire dialoguer chercheurs, entrepreneurs, journalistes et experts autour d’une question ...
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Reposted by Antoine Vendeville
Sciences Po médialab @medialab-scpo.bsky.social · 17/03/2025
Ne manquez pas l’intervention de Gabriele de Seta lors du séminaire du mardi 18 mars. Au programme, un échange autour de la créativité à l’ère de l’intelligence artificielle et une analyse des discours autour du concept. Plus d’infos : medialab.sciencespo.fr/actu/creativ...
medialab.sciencespo.fr
Creativity is a trading zone: Charting the everyday co-construction of algorithmic agency | médialab Sciences Po
Le médialab accueille Gabriele de Seta pour le prochain séminaire du 18 mars 2025. Il présentera ses travaux sur les communautés de créateurs d'IA générative et analysera le statut du discours sur la ...
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Reposted by Antoine Vendeville
Sciences Po médialab @medialab-scpo.bsky.social · 03/03/2025
Retrouvez le séminaire "Expressing One's Identity Online: Left-Right and cross EU-country variation in self-representation in social media" avec @santagiustina.bsky.social Explorez les identités sociopolitiques sur les réseaux sociaux dans 8 pays l'UE. Disponible sur le compte Vimeo du médialab ⬇️
vimeo.com
Expressing One's Identity Online Left-Right and cross EU-country variation in self-representation in social media
This seminar will explore how left- and right-wing users express their sociopolitical identities on social media in eight EU countries, revealing notable variations…
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Reposted by Antoine Vendeville
Women in Network Science (WiNS) Society @wins-society.bsky.social · 03/03/2025
📅Save the date! Join us next Monday (Mar 10th, 11 AM ET) for our next seminar by @emmafraxanet.bsky.social from Pompeu Fabra University, who will discuss polarization in online communities. Don't miss out! ✨
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Antoine Vendeville @avdeville.bsky.social · 12/02/2025
Super proud of this work ! I show that the ubiquitous voter model can effectively predict individual opinions of Twitter users 😎 This marks a new step in the study of the empirical validity of theoretical models for opinion dynamics ! arxiv.org/abs/2501.13215
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Reposted by Antoine Vendeville
Fernando Diaz-Diaz @fernandodiazdiaz.bsky.social · 05/02/2025
🚨New paper alert! 🚨 How do echo chambers form in signed networks? 🤔 A new study by @avdeville.bsky.social and myself explores the role of structural balance in shaping information flows and inducing echo chambers. 🧵👇
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