Results 81 to 90 of about 10,435,031 (361)

Dynamic layer-span connecting spiking neural networks with backpropagation training

open access: yesComplex & Intelligent Systems, 2023
Spiking Neural Network (SNN) is one of the mainstream frameworks for brain-like computing and neuromorphic computing, which has the potential to overcome current AI challenges, for example, low-power learning dynamic processes.
Zijjian Wang   +4 more
doaj   +1 more source

Neuronal Synchronization Can Control the Energy Efficiency of Inter-Spike Interval Coding [PDF]

open access: yes, 2018
The role of synchronous firing in sensory coding and cognition remains controversial. While studies, focusing on its mechanistic consequences in attentional tasks, suggest that synchronization dynamically boosts sensory processing, others failed to find ...
Ghavami, Siavash   +3 more
core   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Differential role of pre- and postsynaptic neurons in the activity-dependent control of synaptic strengths across dendrites.

open access: yesPLoS Biology, 2019
Neurons receive a large number of active synaptic inputs from their many presynaptic partners across their dendritic tree. However, little is known about how the strengths of individual synapses are controlled in balance with other synapses to ...
Mathieu Letellier   +3 more
doaj   +1 more source

Detachable and Reusable: Reinforced π‐Ion Film for Modular Synaptic Reservoir Computing

open access: yesAdvanced Materials, EarlyView.
This study presents a reinforced π‐ion film for organic electrochemical transistors (OECTs), addressing the rapid degradation of organic semiconductor layers. By introducing a mesh support and utilizing a scalable solvent exchange method, the π‐ion film enhances detachability and stability.
Gyu Won Woo   +8 more
wiley   +1 more source

Molecular and structural bases for postsynaptic signal processing: interaction between postsynaptic density and postsynaptic membrane rafts

open access: yesJournal of Neurorestoratology, 2013
Tatsuo Suzuki,1 Wei-Dong Yao21Department of Neuroplasticity, Shinshu University Graduate School of Medicine, Matsumoto, Japan; 2Department of Psychiatry, Beth Israel Deaconess Medical Center, and Division of Neuroscience, New England Primate Research ...
Suzuki T, Yao WD
doaj  

Alterations in brain connectivity due to plasticity and synaptic delay

open access: yes, 2017
Brain plasticity refers to brain's ability to change neuronal connections, as a result of environmental stimuli, new experiences, or damage. In this work, we study the effects of the synaptic delay on both the coupling strengths and synchronisation in a ...
Batista, A. M.   +8 more
core   +1 more source

Hardware Implementation of On‐Chip Hebbian Learning Through Integrated Neuromorphic Architecture

open access: yesAdvanced Materials, EarlyView.
This work presents a neuromorphic hardware platform that integrates presynaptic transistors, threshold switching neurons, and adaptive feedback synapses. The architecture enables on‐chip Hebbian learning through correlation‐based weight updates without external training circuits.
Seonkwon Kim   +6 more
wiley   +1 more source

Imbalance of Excitation and Inhibition at Threshold Level In the Auditory Cortex

open access: yesFrontiers in Neural Circuits, 2015
The interplay of cortical excitation and inhibition is a fundamental feature of cortical information processing. Excitation and inhibition in single cortical neurons are balanced in their response to optimal sensory stimulation due to thalamocortical ...
Yan eZhao   +6 more
doaj   +1 more source

Synaptic partner prediction from point annotations in insect brains

open access: yes, 2018
High-throughput electron microscopy allows recording of lar- ge stacks of neural tissue with sufficient resolution to extract the wiring diagram of the underlying neural network.
A Kreshuk   +8 more
core   +1 more source

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