Search Results for author: Jason Z. Kim

Found 10 papers, 4 papers with code

Shaping dynamical neural computations using spatiotemporal constraints

no code implementations27 Nov 2023 Jason Z. Kim, Bart Larsen, Linden Parkes

Here, we discuss how neural systems use dynamics for computation, and claim that the biological constraints that shape brain networks may be leveraged to improve the implementation of artificial neural networks.

Compression supports low-dimensional representations of behavior across neural circuits

no code implementations29 Nov 2022 Dale Zhou, Jason Z. Kim, Adam R. Pines, Valerie J. Sydnor, David R. Roalf, John A. Detre, Ruben C. Gur, Raquel E. Gur, Theodore D. Satterthwaite, Dani S. Bassett

Using a large sample of youth ($n=1, 040$), we test predictions in two ways: by measuring the dimensionality of spontaneous activity from sensorimotor to association cortex, and by assessing the representational capacity for 24 behaviors in neural circuits and 20 cognitive variables in recurrent neural networks.

Dimensionality Reduction

Curiosity as filling, compressing, and reconfiguring knowledge networks

1 code implementation3 Apr 2022 Shubhankar P. Patankar, Dale Zhou, Christopher W. Lynn, Jason Z. Kim, Mathieu Ouellet, Harang Ju, Perry Zurn, David M. Lydon-Staley, Dani S. Bassett

We formalize curiosity as the process of building a growing knowledge network to quantitatively investigate information gap theory, compression progress theory, and the conformational change theory of curiosity.

The information content of brain states is explained by structural constraints on state energetics

1 code implementation26 Oct 2021 Leon Weninger, Pragya Srivastava, Dale Zhou, Jason Z. Kim, Eli J. Cornblath, Maxwell A. Bertolero, Ute Habel, Dorit Merhof, Dani S. Bassett

These activity patterns define global brain states and contain information in accordance with their expected probability of occurrence.

Learning Continuous Chaotic Attractors with a Reservoir Computer

no code implementations16 Oct 2021 Lindsay M. Smith, Jason Z. Kim, Zhixin Lu, Dani S. Bassett

Neural systems are well known for their ability to learn and store information as memories.

Variability in higher order structure of noise added to weighted networks

1 code implementation11 Jan 2021 Ann S. Blevins, Jason Z. Kim, Danielle S. Bassett

We address this problem by examining the higher-order structure of noisy, weak edges added to model networks.

Management

Teaching Recurrent Neural Networks to Modify Chaotic Memories by Example

no code implementations3 May 2020 Jason Z. Kim, Zhixin Lu, Erfan Nozari, George J. Pappas, Danielle S. Bassett

Here we demonstrate that a recurrent neural network (RNN) can learn to modify its representation of complex information using only examples, and we explain the associated learning mechanism with new theory.

Time Series Time Series Analysis

Path-dependent connectivity, not modularity, consistently predicts controllability of structural brain networks

no code implementations16 Feb 2020 Shubhankar P. Patankar, Jason Z. Kim, Fabio Pasqualetti, Danielle S. Bassett

Yet, the precise relationship between community structure in structural brain networks and the communication dynamics that can emerge therefrom is not well-understood.

Linear Dynamics & Control of Brain Networks

1 code implementation8 Feb 2019 Jason Z. Kim, Danielle S. Bassett

The brain is an intricately structured organ responsible for the rich emergent dynamics that support the complex cognitive functions we enjoy as humans.

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