Results 21 to 30 of about 754,796 (322)

Reversed Polarity bi-tDCS over M1 during a Five Days Motor Task Training Did Not Influence Motor Learning. A Triple-Blind Clinical Trial

open access: yesBrain Sciences, 2021
Transcranial direct current stimulation (tDCS) has been investigated as a way of improving motor learning. Our purpose was to explore the reversal bilateral tDCS effects on manual dexterity training, during five days, with the retention component ...
Laura Flix-Díez   +5 more
doaj   +1 more source

Inference in neural networks using conditional mean-field methods [PDF]

open access: yesInternational Conference on Neural Information Processing 2021, 2021
We extend previous mean-field approaches for non-equilibrium neural network models to estimate correlations in the system. This offers a powerful tool for approximating the system dynamics as well as a fast method to infer network parameters from observations.
arxiv   +1 more source

In Search for the Avian Trigeminal Magnetic Sensor: Distribution of Peripheral and Central Terminals of Ophthalmic Sensory Neurons in the Night-Migratory Eurasian Blackcap (Sylvia atricapilla)

open access: yesFrontiers in Neuroanatomy, 2022
In night-migratory songbirds, neurobiological and behavioral evidence suggest the existence of a magnetic sense associated with the ophthalmic branch of the trigeminal nerve (V1), possibly providing magnetic positional information. Curiously, neither the
Katrin Haase   +8 more
doaj   +1 more source

A Fully Integrated Sensor-Brain-Machine Interface System for Restoring Somatosensation [PDF]

open access: yesIEEE Sensors Journal, 2020, 2020
Sensory feedback is critical to the performance of neural prostheses that restore movement control after neurological injury. Recent advances in direct neural control of paralyzed arms present new requirements for miniaturized, low-power sensor systems.
arxiv   +1 more source

Comparison of Phase Synchronization Measures for Identifying Stimulus-Induced Functional Connectivity in Human Magnetoencephalographic and Simulated Data

open access: yesFrontiers in Neuroscience, 2020
Phase synchronization measures are widely used for investigating inter-regional functional connectivity (FC) of brain oscillations, but which phase synchronization measure should be chosen for a given experiment remains unclear. Using neuromagnetic brain
Kenji Yoshinaga   +8 more
doaj   +1 more source

Encoding of tactile stimuli by mechanoreceptors and interneurons of the medicinal leech

open access: yesFrontiers in Physiology, 2016
For many animals processing of tactile information is a crucial task in behavioral contexts like exploration, foraging and stimulus avoidance. The leech, having infrequent access to food, developed an energy efficient reaction to tactile stimuli ...
Jutta Kretzberg   +6 more
doaj   +1 more source

Seven properties of self-organization in the human brain [PDF]

open access: yesBig Data and Cognitive Computing, 2020; 4, article10, 2020
The principle of self-organization has acquired a fundamental significance in the newly emerging field of computational philosophy. Self-organizing systems have been described in various domains in science and philosophy including physics, neuroscience, biology and medicine, ecology, and sociology.
arxiv   +1 more source

Development of human somatosensory cortical functions – what have we learned from magnetoencephalography: A review

open access: yesFrontiers in Human Neuroscience, 2014
The mysteries of early development of cortical processing in humans have started to unravel with the help of new noninvasive brain research tools like multichannel magnetoencephalography (MEG).
Päivi eNevalainen   +4 more
doaj   +1 more source

The problem of perfect predictors in statistical spike train models [PDF]

open access: yesNeurons, Behavior, Data analysis, and Theory, Vol. 5, Issue 3, 2021, 2021
Generalized Linear Models (GLMs) have been used extensively in statistical models of spike train data. However, the maximum likelihood estimates of the model parameters and their uncertainty, can be challenging to compute in situations where response and non-response can be separated by a single predictor or a linear combination of multiple predictors.
arxiv   +1 more source

Dominant Patterns of Information Flow in the Propagation of the Neuromagnetic Somatosensory Steady-State Response

open access: yesFrontiers in Neural Circuits, 2019
Methods of functional connectivity are applied ubiquitously in studies involving non-invasive whole-brain signals, but may be not optimal for exploring the propagation of the steady-state responses, which are strong oscillatory patterns of neurodynamics ...
Vasily A. Vakorin   +9 more
doaj   +1 more source

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