A Comparison between Block and Smooth Modeling in Finite Element Simulations of TDCS

Indahlastari, Aprinda ;   Sadleir, Rosalind

Tags Neural stimulation - Transcranial direct current stimulation (tDCS)Brain functional imaging - SegmentationBrain physiology and modeling

Current density distributions in five selected structures, namely, anterior superior temporal gyrus (ASTG), hippocampus (HIP), inferior frontal...

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A Model of Injury Potential for Myelinated Nerve Fiber

Zhang, Guanghao ;   Huo, Xiaolin ;   Wang, Aihua ;   Zhang, Cheng ;   Wu, Changzhe

Tags Rehabilitation - Spinal injuryBrain physiology and modelingNeurological disorders - Traumatic brain injury

Excellent models have been described in the literature which relate membrane potential to extracellular electrical or magnetic stimulation and...

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A Saliency based Motion Detection Model of Visual System Considering Visual Adaptation Properties

Kodama, Mitsuhiro ;   Kohama, Takeshi ;   Yoshida, Hisashi

Tags Human performance - DrivingBrain physiology and modelingNeural stimulation

The purpose of this study is to construct a math- ematical model which predicts saliency regions in high-speed egocentric-motion movies,...

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Anesthesia Effect on Single Local Field Potentials Variability in Rat Barrel Cortex: Preliminary Results

Cecchetto, Claudia ;   Mahmud, Mufti ;   Vassanelli, Stefano

Tags Brain physiology and modelingNeural signals - CodingBrain physiology and modeling - Anesthesia

The rat barrel cortex is a widely used model of information processing in the somatosensory area, thanks to its precise and easily...

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Carotid Baroreceptor Stimulation by Neck Suction during FMRI Investigation: Methodological Issues

Calcagnini, Giovanni ;   Mattei, Eugenio ;   Bozzali, Marco ;   Triventi, Michele ;   Mancini, Matteo ;   Censi, Federica ;   Barbieri, Riccardo

Tags Brain physiology and modelingBrain functional imaging - fMRI

Non-invasive stimulation of carotid baroreceptor using neck suction has been used to investigate the autonomic nervous system. fMRI allows...

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Causal Brain Correlates of Autonomic Nervous System Outflow

Duggento, Andrea ;   Bianciardi, Marta ;   Wald, Lawrence L. ;   Passamonti, Luca ;   Guerrisi, Maria ;   Barbieri, Riccardo ;   Toschi, Nicola

Tags Brain functional imaging - fMRIBrain functional imaging - Connectivity and information flowBrain physiology and modeling

We use 7T fMRI with simultaneous physiological signals acquisitions to investigate the causal interactions between resting state brain activity...

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Combining Sudomotor Nerve Impulse Estimation with FMRI to Investigate the Central Sympathetic Response to Nausea

Sclocco, Roberta ;   Citi, Luca ;   Garcia, Ronald ;   Cerutti, Sergio ;   Bianchi, Anna Maria ;   Kuo, Braden ;   Napadow, Vitaly ;   Barbieri, Riccardo

Tags Brain physiology and modelingBrain functional imaging - fMRIBrain functional imaging - Spatial-temporal dynamics

The skin conductance (SC) signal is one of the most important non-invasive indirect measures of autonomic outflow. Several mathematical...

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Cortical Neural Excitations in Rats in Vivo with using a Prototype of a Wireless Multi-Channel Microstimulation System

Hayashida, Yuki ;   Umehira, Yuuichi ;   Takatani, Kouki ;   Futami, Shigetoshi ;   Kameda, Seiji ;   Kamata, Takatsugu ;   Khan, Arif Ullah ;   Takeuchi, Yoshinori ;   Imai, Masaharu ;   Yagi, Tetsuya

Tags Sensory neuroprosthesesBrain physiology and modelingNeural interfaces - Implantable systems

Understanding neural responses to multi-site electrical stimuli would be of essential importance for developing cortical neural prostheses. In...

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Grand Challenges in Brain Research in Europe and in USA

Cerutti, Sergio ;   Bonato, Paolo

Tags Brain physiology and modelingBrain functional imagingBrain-computer/machine interface

This MiniSymposium will discuss the relevant motivations of two important research projects with major funding at the two shores of the...

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Healthy and Pathological Cerebellar Spiking Neural Networks in Vestibulo-Ocular Reflex

Antonietti, Alberto ;   Casellato, Claudia ;   Geminiani, Alice ;   D'Angelo, Egidio ;   Pedrocchi, Alessandra

Tags Brain physiology and modelingBrain physiology and modeling - Neural circuitsBrain physiology and modeling - Neural dynamics and computation

Since the Marr-Albus model, computational neuroscientists have been developing a variety of models of the cerebellum, with different...

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Investigating Autonomic Correlates of Continuous Pain in the Brainstem through High-Field FMRI

Sclocco, Roberta ;   Beissner, Florian ;   Polimeni, Jonathan ;   Desbordes, Gaelle ;   Wald, Lawrence L. ;   Cerutti, Sergio ;   Bianchi, Anna Maria ;   Barbieri, Riccardo ;   Napadow, Vitaly

Tags Brain functional imaging - fMRIBrain physiology and modelingBrain functional imaging - Spatial-temporal dynamics

The brainstem is a fundamental brain structure that includes afferent and efferent pathways and regulatory nuclei. However, it is still poorly...

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Modeling Cerebellar Transcranial Direct Current Stimulation in Children: Potential for Future Applications

Fiocchi, Serena ;   Liorni, Ilaria ;   Ravazzani, Paolo ;   Parazzini, Marta

Tags Neural stimulation - Transcranial direct current stimulation (tDCS)Brain physiology and modeling

There is an increasing interest in the possible use of the cerebellar transcranial direct current stimulation also in pediatric age. However,...

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Phase Locking and Its Spatiotemporal Dynamics of ? Oscillation in Electrocorticography (ECoG) in the Monkey Motor Cortex at the Onset of EMGs and 3D Reaching Movements

Watanabe, Hidenori ;   Takahashi, Kazutaka ;   Isa, Tadashi

Tags Brain physiology and modelingBrain functional imaging - Spatial-temporal dynamicsNeural signal processing

? oscillations in local field potentials, electrocorticography (ECoG), and electroencephalograms (EEG) are ubiquitous in the motor cortex of...

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Recovering HRFs from Overlapping ROIs in FMRI Data using Thresholding Correlations for Sparse Dictionary Learning

Shah, Adnan ;   Khalid, Muhammad Usman ;   Seghouane, Abd-krim

Tags Brain functional imaging - fMRIBrain physiology and modelingNeural signals - Blind source separation (PCA, ICA, etc.)

Recovering region-specific hemodynamic response function (HRF) in noisy fMRI data is essential to characterize the temporal dynamics of...

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Recurrence Network Analysis of Multiple Local Field Potential Bands from the Orofacial Portion of Primary Motor Cortex

Puthanmadam Subramaniyam, Narayan ;   Hyttinen, Jari ;   Hatsopoulos, Nicholas ;   Ross, Callum ;   Takahashi, Kazutaka

Tags Brain physiology and modelingBrain physiology and modeling - Neural dynamics and computationNeural signals - Time-frequency analysis

Local field potentials (LFPs), which have been considered as aggregate signals that reflect activities of a large number of neurons in the...

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Reliability of Phantom Pain Relief in Neurorehabilitation using a Multimodal Virtual Reality System

Sano, Yuko ;   Ichinose, Akimichi ;   Wake, Naoki ;   Osumi, Michihiro ;   Sumitani, Masahiko ;   Kumagaya, Shin-ichiro ;   Kuniyoshi, Yasuo

Tags Rehabilitation - Virtual realityRehabilitationBrain physiology and modeling

The objective of this study is to demonstrate the reliability of relief from phantom limb pain in neurorehabilitation using a multimodal virtual...

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Revealing Brain Correlates of Autonomic Modulation by Combining Point Process Models of Heartbeat Dynamics with FMRI

Barbieri, Riccardo ;   Sclocco, Roberta ;   Napadow, Vitaly

Tags Brain physiology and modelingBrain functional imaging - fMRIBrain functional imaging - Spatial-temporal dynamics

Autonomic nervous system (ANS) responses to internal and external stimuli have been investigated by multiple studies. However, the brain...

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Subject-Specific Optimization of Channel Currents for Multichannel Transcranial Magnetic Stimulation

Cline, Christopher ;   Johnson, Nessa ;   He, Bin

Tags Neural stimulation - Transcranial magnetic stimulation (TMS)Brain physiology and modeling

The goal of this work is to develop a focal transcranial magnetic stimulation (TMS) system using a multichannel coil array for high-resolution...

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Tracking of the Speech Envelope by Neural Activity during Speech Production is Not Limited to Broca's Area in the Dominant Frontal Lobe

Magrassi, Lorenzo ;   Cabrini, Alessandro ;   Aromataris, Giuseppe ;   Moro, Andrea ;   Annovazzi, Valerio

Tags Human performance - SpeechBrain physiology and modelingNeural signal processing

We cross-correlated the electric cortical activity of eleven patients undergoing awake neurosurgical operations with the sound envelope of...

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Transcranial Direct Current Stimulation: Personalizing the Neuromodulation

Cancelli, Andrea ;   Cottone, Carlo ;   Parazzini, Marta ;   Fiocchi, Serena ;   Truong, Dennis Q. ;   Bikson, Marom ;   Tecchio, Franca

Tags Neural stimulation - Transcranial direct current stimulation (tDCS)Brain physiology and modeling

The beneficial effects of transcranial direct current stimulation (tDCS) has been demonstrated, but the neuroscientific community is working...

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