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Maëva L'Hôtellier

@maevalhotellier.bsky.social
197 followers 168 following 14 posts

Studying learning and decision-making in humans | HRL team - ENS Ulm |

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Constance Destais @constancedestais.bsky.social · 10/03/2026
I’m delighted to be speaking at Semaine du Cerveau in Paris about the science of everyday decision-making — the hidden mechanisms shaping how we think, choose, and learn, from confirmation bias to confidence. 🧠 Join us Wed March 18 18:30 at École normale supérieure ! tinyurl.com/ywamh75a
semaineducerveau.fr
Libres ou biaisé·es? La science des décisions du quotidien - Semaine du Cerveau
Entre liberté et automatismes, nos décisions du quotidien sont souvent influencées par une force discrète : le biais de confirmation. Autrement dit, nous sommes plus sensibles à ce qui nous donne rais...
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Ali Shiravand @alishiravand.bsky.social · 09/02/2026
💡 Our new #preprint is available online! How do people adapt their decisions when priorities change? In our new study, we examine how the way people represent value shapes their ability to adjust in multi-goal environments. 🔗 OSF link: doi.org/10.31234/osf... It's a thread 🧵
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Caroline Pioger @carolinepioger.bsky.social · 17/11/2025
I recently attended the Center for Decision Sciences Summer School at Royal Holloway 🇬🇧 a fantastic week exploring computational approaches to decision-making 🤖🧠 I wrote a recap of what we learned each day, for anyone curious about the content or experience ✨ center-decision-sciences.com/feedback/
center-decision-sciences.com
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Program Registration Schedule Directions Survey Responses Home Blog written by Caroline Pioger PhD student at Ecole Normale Supérieure, Paris, France The first edition of the Center for Decision Sc…
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Ali Shiravand @alishiravand.bsky.social · 16/11/2025
🧠Our new preprint is out on PsyArXiv! We study how getting more feedback (seeing what you could have earned) and facing gains vs losses change the way people choose between risky and safe options. 🖇️Link: doi.org/10.31234/osf... It's a thread🧶:
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Steven @stevengeysen.bsky.social · 22/10/2025
‼️New preprint‼️ There does not seem to be an effect of ghrelin on risky decision-making in probability discounting. Not in behaviour, underlying computational processes, or neural activity. More details ⬇️
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bioRxiv Neuroscience @biorxiv-neursci.bsky.social · 28/06/2025
Interoception vs. Exteroception: Cardiac interoception competes with tactile perception, yet also facilitates self-relevance encoding www.biorxiv.org/content/10.1101/202…
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Stefano Palminteri @stepalminteri.bsky.social · 11/06/2025
Lucky for you, lazy people at #RLDM2025, two of the best posters have apparently been put side-by-side: go check @maevalhotellier.bsky.social and @constancedestais.bsky.social posters!
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Romane Cecchi @romanececchi.bsky.social · 22/04/2025
🧵 New preprint out! 📄 "Elucidating attentional mechanisms underlying value normalization in human reinforcement learning" 👁️ We show that visual attention during learning causally shapes how values are encoded w/ @sgluth.bsky.social & @stepalminteri.bsky.social 🔗 doi.org/10.31234/osf...
doi.org
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fabiencerrotti.bsky.social @fabiencerrotti.bsky.social · 16/04/2025
🚨 New preprint on bioRxiv! We investigated how the brain supports forward planning & structure learning during multi-step decision-making using fMRI 🧠 With A. Salvador, S. Hamroun, @mael-lebreton.bsky.social & @stepalminteri.bsky.social 📄 Preprint: submit.biorxiv.org/submission/p...
submit.biorxiv.org
bioRxiv Manuscript Processing System
Manuscript Processing System for bioRxiv.
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LSP-ENS @lsp-ens.bsky.social · 17/02/2025
@magdalenasabat.bsky.social used 🔌 ephys to show that ferret auditory cortex neurons integrate sounds within fixed windows (~15–150 ms) that increase in non-primary auditory cortex, independent of information rate. ▶️ www.biorxiv.org/content/10.1... #Neuroscience
biorxiv.org
Neurons in auditory cortex integrate information within constrained temporal windows that are invariant to the stimulus context and information rate
Much remains unknown about the computations that allow animals to flexibly integrate across multiple timescales in natural sounds. One key question is whether multiscale integration is accomplished by...
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Ali Shiravand @alishiravand.bsky.social · 16/02/2025
🎉 I'm excited to share that 2 of our papers got accepted to #RLDM2025! 📄 NORMARL: A multi-agent RL framework for adaptive social norms & sustainability. 📄 Selective Attention: When attention helps vs. hinders learning under uncertainty. Grateful to my amazing co-authors! *-*
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Charley Wu @thecharleywu.bsky.social · 10/02/2025
🚨 Finally out! My new @annualreviews.bsky.social in Psychology paper: www.annualreviews.org/content/jour... We unpack why psych theories of generalization keep cycling from rigid rule-based models to flexible similarity-based ones, then culminating in Bayesian hybrids. Let's break it down 👉 🧵
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Stefano Palminteri @stepalminteri.bsky.social · 23/01/2025
Epistemic biases in human reinforcement learning: behavioral evidence, computational characterization, normative status and possible applications. A quite self-centered review, but with a broad introduction and conclusions and very cool figures. Few main takes will follow osf.io/preprints/ps...
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Maëva L'Hôtellier @maevalhotellier.bsky.social · 10/12/2024
New preprint! 🚨 Performance of standard reinforcement learning (RL) algorithms depends on the scale of the rewards they aim to maximize. Inspired by human cognitive processes, we leverage a cognitive bias to develop scale-invariant RL algorithms: reward range normalization. Curious? Have a read!👇
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Stefano Palminteri @stepalminteri.bsky.social · 05/12/2024
🚨New preprint alert!🚨 Achieving Scale-Invariant Reinforcement Learning Performance with Reward Range Normalization. Where we show that things we discover in psychology can be useful for machine learning. By the amazing @maevalhotellier.bsky.social and Jeremy Perez. doi.org/10.31234/osf...
osf.io
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