Understanding plasticity in neural networks

C Lyle, Z Zheng, E Nikishin, BA Pires… - International …, 2023 - proceedings.mlr.press
… The robustness of existing optimizers across a wide range of datasets and network
architectures has played a key role in the widespread adoption of deep learning methods. For …

Perineuronal nets: plasticity, protection, and therapeutic potential

AC Reichelt, DJ Hare, TJ Bussey, LM Saksida - Trends in neurosciences, 2019 - cell.com
… Defining molecular targets that modify PNN structure may aid development of interventions
for individuals experiencing cognitive decline linked to aberrant neural plasticity, such as in …

Cerebellar plasticity and associative memories are controlled by perineuronal nets

D Carulli, R Broersen, F de Winter… - Proceedings of the …, 2020 - National Acad Sciences
nets (PNNs) are assemblies of extracellular matrix molecules, which surround the cell body
and dendrites of many types of neuron and regulate neural plasticity. … observed a wide range …

An extracellular perspective on CNS maturation: perineuronal nets and the control of plasticity

D Carulli, J Verhaagen - International Journal of Molecular Sciences, 2021 - mdpi.com
… of perineuronal nets (PNNs). In this review, we address the role of PNNs in restricting
critical period plasticity. Next, we discuss the modulation of PNNs during adult brain plasticity, …

Evidence for exercise-related plasticity in functional and structural neural network connectivity

J Won, DD Callow, GS Pena, MA Gogniat… - Neuroscience & …, 2021 - Elsevier
… on the brain are better represented by network dynamics. Here, we reviewed the … network
integrity. This review will provide a comprehensive understanding of trends in exercise-network

Local plasticity rules can learn deep representations using self-supervised contrastive predictions

B Illing, J Ventura, G Bellec… - Advances in neural …, 2021 - proceedings.neurips.cc
… yt = ±1 is a network-wide broadcast signal (self-awareness) indicating a saccade (−1) or a
fixation (+1) and Ht 2 {0, 7} is a layer-wide broadcast signal indicating whether the saccade or …

Structural maturation of cortical perineuronal nets and their perforating synapses revealed by superresolution imaging

YM Sigal, H Bae, LJ Bogart… - Proceedings of the …, 2019 - National Acad Sciences
net (PNN) tightly enwrapping subsets of PV+ neurons, both acting as a molecular brake on
plasticity … We observed a wide range of PNN structures surrounding PV+ cells even within …

Synaptic plasticity dynamics for deep continuous local learning (DECOLLE)

J Kaiser, H Mostafa, E Neftci - Frontiers in Neuroscience, 2020 - frontiersin.org
… using half of the features per layer (see Appendix for network layers). We note that the C3D
network is deeper and wider than the DECOLLE network. We found that 16 × 32 × 32 frames, …

Synaptic plasticity and mental health: methods, challenges and opportunities

LG Appelbaum, MA Shenasa, L Stolz… - …, 2023 - nature.com
… Dysfunctional plasticity, in turn, underlies a wide spectrum of neuropsychiatric disorders
including depression, schizophrenia, addiction, and posttraumatic stress disorder. From a …

Cognitive and neural plasticity in old age: A systematic review of evidence from executive functions cognitive training

L Nguyen, K Murphy, G Andrews - Ageing research reviews, 2019 - Elsevier
… cognitive plasticity (changed patterns of cognitive behavior such as reduced susceptibility
to distractors) and neural plasticity (neuronal-level changes including neurogenesis, network