TopicNeuro

neural network modeling

2 Seminars2 ePosters

Latest

SeminarNeuroscience

Invariant neural subspaces maintained by feedback modulation

Laura Naumann
Bernstein Center for Computational Neuroscience, Berlin
Jul 14, 2022

This session is a double feature of the Cologne Theoretical Neuroscience Forum and the Institute of Neuroscience and Medicine (INM-6) Computational and Systems Neuroscience of the Jülich Research Center.

SeminarNeuroscienceRecording

Change of mind in rapid free-choice picking scenarios

Ariel Furstenberg
The Hebrew University
Nov 24, 2021

In a famous philosophical paradox, Buridan's ass perishes because he is equally hungry and thirsty, and cannot make up his mind whether to first drink or eat. We are faced daily with the need to pick between alternatives that are equally attractive (or not) to us. What are the processes that allow us to avoid paralysis and to rapidly select between such equal options when there are no preferences or rational reasons to rely on? One solution that was offered is that although on a higher cognitive level there is symmetry between the alternatives, on a neuronal level the symmetry does not maintain. What is the nature of this asymmetry of the neuronal level? In this talk I will present experiments addressing this important phenomenon using measures of human behavior, EEG, EMG and large scale neural network modeling, and discuss mechanisms involved in the process of intention formation and execution, in the face of alternatives to choose from. Specifically, I will show results revealing the temporal dynamics of rapid intention formation and, moreover, ‘change of intention’ in a free choice picking scenario, in which the alternatives are on a par for the participant. The results suggest that even in arbitrary choices, endogenous or exogenous biases that are present in the neural system for selecting one or another option may be implicitly overruled; thus creating an implicit and non-conscious ‘change of mind’. Finally, the question is raised: in what way do such rapid implicit ‘changes of mind’ help retain one’s self-control and free-will behavior?

ePosterNeuroscience

Rapid prototyping in spiking neural network modeling with NESTML and NEST Desktop

Sebastian Spreizer, Charl Linssen, Pooja Babu, Abigail Morrison, Markus Diesmann, Benjamin Weyers

Bernstein Conference 2024

ePosterNeuroscience

Deep neural network modeling of a visually-guided social behavior

Benjamin Cowley,Adam Calhoun,Nivedita Rangarajan,Jonathan Pillow,Mala Murthy

COSYNE 2022

neural network modeling coverage

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