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Posts by Alexis Pérez-Bellido

APA PsycNet

Finally, we tested whether cross-modal learning is enhanced for semantic-based stimuli vs. meaningless ones.

Does meaning make the difference? Check out the paper for the results! 📑
psycnet.apa.org/fulltext/202... #CogSci #Psychology #Multisensory

3 weeks ago 0 0 0 0

We propose two main culprits:

1️⃣ Learning may be implicit (hidden from explicit tests).
2️⃣ Intramodality grouping biases may be blocking cross-modal associations.

3 weeks ago 0 0 1 0
APA PsycNet

Can humans actually learn sequential cross-modal statistical regularities? 🧐

Past research says "maybe not," but we think there’s more to the story. Our new paper investigates the confounding factors masking multisensory learning.

psycnet.apa.org/fulltext/202...

3 weeks ago 4 0 1 0
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𝗕𝗿𝗮𝗶𝗻 𝗿𝗲𝗽𝗿𝗲𝘀𝗲𝗻𝘁𝗮𝘁𝗶𝗼𝗻𝘀
For those in favor or against, it seems like a good one to discuss in the Neuroscience & Philosophy Salon!
#neuroskyence
doi.org/10.1038/s415...

4 weeks ago 86 21 4 1
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Interpreting EEG requires understanding how the skull smears electrical fields as they propagate from the cortex. I made a browser-based simulator for my EEG class to visualize how dipole depth/orientation change the topomap.
dbrang.github.io/EEG-Dipole-D...

Github page: github.com/dbrang/EEG-D...

3 months ago 124 49 4 1
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🧠 Feature-specific predictive processing: What’s in a prediction error? 🧠

Perspective article w/ Cem Uran, @martinavinck.bsky.social & @predictivebrain.bsky.social now in @imagingneurosci.bsky.social, highlighting recent work on the nature of surprise reflected in visual prediction errors.

🧵👇

3 months ago 20 5 1 0
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Rapid computation of high-level visual surprise Health sciences

High-level visual surprise is rapidly integrated during perceptual inference!

🚨 New paper 🚨 out now in @cp-iscience.bsky.social with @paulapena.bsky.social and @mruz.bsky.social

www.cell.com/iscience/ful...

Summary 🧵 below 👇

4 months ago 34 17 2 0
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Prior knowledge changes initial sensory processing in the human spinal cord High-frequency signals at a neuronal population level reveal a cognitive influence on sensory processing in the human spinal cord.

Prior knowledge changes sensory processing in the spinal cord?! 🤯 www.science.org/doi/10.1126/... #neuroskyence

1 year ago 112 37 4 6
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Why Causal Knowledge Is Pragmatically Possible: Bridging Philosophical Skepticism and Scientific… When we observe the world, we note that events consistently follow one another. As David Hume famously argued in An Enquiry Concerning…

Great article by @kordinglab.bsky.social‬ on "why causal knowledge is pragmatically possible".

The best arguments for causation--& only one we need--is pragmatic. Here pragmatic isn't weak/subjective, but connected to actual goals, utility & outcomes in the world.

medium.com/@kording/why...

1 year ago 37 11 0 0
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Learning produces an orthogonalized state machine in the hippocampus Nature - Insight into the algorithmic form and learning principles underlying cognitive maps in the hippocampus is provided.

Learning produces an orthogonalized state machine in the hippocampus rdcu.be/d9HOD

1 year ago 45 11 1 2
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Anticipating multisensory environments: Evidence for a supra-modal predictive system Our perceptual experience is generally framed in multisensory environments abundant in predictive information. Previous research on statistical learni…

Very happy to announce that the latest work "Anticipating multisensory environments: Evidence for a supra-modal predictive system" from @alepebel.bsky.social @fuentemilla.bsky.social and myself has been published in Cognition!

www.sciencedirect.com/science/arti...

1 year ago 8 5 1 0
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Hierarchical dynamic coding coordinates speech comprehension in the brain bioRxiv - the preprint server for biology, operated by Cold Spring Harbor Laboratory, a research and educational institution

Delighted to share our new preprint! with Alec Marantz, David Poeppel and @jeanremiking.bsky.social
www.biorxiv.org/content/10.1...

"Hierarchical dynamic coding coordinates speech comprehension in the brain"
Summary below 👇

1/8

2 years ago 16 12 2 2
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Multisensory flicker modulates widespread brain networks and reduces interictal epileptiform discharges - Nature Communications Repetitive audio-visual stimulation, or sensory flicker, can modulate oscillations in a non-invasive manner. Here the authors demonstrate the potential of flicker in individuals with epilepsy undergoi...

Multisensory flicker modulates widespread brain networks and reduces interictal epileptiform discharges www.nature.com/articles/s41... "multi-sensory stimulation may modulate cortical structures to mitigate pathological activity in humans"; #BCI #NeuroTech #epilepsy

2 years ago 1 1 0 0

I recently purchased a standing desk, and it's been the best choice ever! My back is grateful :D

2 years ago 2 0 0 0

Hi everyone! I've joined BlueSky now. Although I'm not very active on these platforms (sorry, I don't have much time), I'll be reading your messages and sharing those that I find interesting! ;)

2 years ago 2 0 1 0
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