Mark Nicholas
@markolas.bsky.social
260 followers
200 following
11 posts
PhD candidate in Neuroscience in the @yttrilab.bsky.social at @CMU_Bio, retired footballer, maker of good food
https://markolas11.github.io
Posts
Media
Videos
Starter Packs
Mark Nicholas
@markolas.bsky.social
· Aug 21
A global dopaminergic learning rate enables adaptive foraging across many options
In natural environments, animals must efficiently allocate their choices across multiple concurrently available resources when foraging, a complex decision-making process not fully captured by existin...
www.biorxiv.org
Reposted by Mark Nicholas
Vinny Costa
@vincentcostaphd.bsky.social
· Jun 27
Dissociable effects of curiosity and hedonic valence on reinforcement learning
Curiosity and exploration support learning and adaptive decision-making in uncertain environments. While these processes are sensitive to motivational context, it remains unclear how outcome valence s...
www.biorxiv.org
Reposted by Mark Nicholas
Reposted by Mark Nicholas
Julie Fabre
@juliefabre.bsky.social
· Jun 13
GitHub - Julie-Fabre/bombcell: Automated quality control, curation and neuron classification of spike-sorted electrophysiology data
Automated quality control, curation and neuron classification of spike-sorted electrophysiology data - Julie-Fabre/bombcell
github.com
Mark Nicholas
@markolas.bsky.social
· Jun 10
Mark Nicholas
@markolas.bsky.social
· Jun 10
Mark Nicholas
@markolas.bsky.social
· Jun 10
Viewers Change Eye-Blink Rate by Predicting Narrative Content
Eye blinks provoke a loss of visual information. However, we are not constantly making conscious decisions about the appropriate moment to blink. The presence or absence of eye blinks also denotes lev...
pmc.ncbi.nlm.nih.gov
Mark Nicholas
@markolas.bsky.social
· Jun 10
Reposted by Mark Nicholas
Mark Nicholas
@markolas.bsky.social
· May 28
Reposted by Mark Nicholas
Mark Nicholas
@markolas.bsky.social
· Feb 12
Yttri Lab
@yttrilab.bsky.social
· Feb 12
Motor cortex is responsible for motoric dynamics in striatum and the execution of both skilled and unskilled actions
Nicholas and Yttri find that in the absence of motor cortex, the stratum alone is
not capable of producing goal-directed behavior. Lesions of motor cortex also produce
a freezing of gait-like behavior...
tinyurl.com
Mark Nicholas
@markolas.bsky.social
· Dec 17
Mark Nicholas
@markolas.bsky.social
· Nov 19