Gumpy: a Python toolbox suitable for hybrid brain-computer interfaces.

abstract：:Functional electrical stimulation (FES), the coordinated electrical activation of multiple muscles, has been used to restore arm and hand function in people with paralysis. User interfaces for such systems typically derive commands from mechanically unrelated parts of the body with retained volitional control, and are...

journal_title：Journal of neural engineering

authors： Chadwick EK,Blana D,Simeral JD,Lambrecht J,Kim SP,Cornwell AS,Taylor DM,Hochberg LR,Donoghue JP,Kirsch RF

更新日期：2011-06-01 00:00:00

abstract：OBJECTIVE:Due to their increased proximity to retinal ganglion cells (RGCs), epiretinal visual prostheses present the opportunity for eliciting phosphenes with low thresholds through direct RGC activation. This study characterised the in vivo performance of a novel prototype monolithic epiretinal prosthesis, containing...

journal_title：Journal of neural engineering

authors： Shivdasani MN,Evans M,Burns O,Yeoh J,Allen PJ,Nayagam DAX,Villalobos J,Abbott CJ,Luu CD,Opie NL,Sabu A,Saunders AL,McPhedran M,Cardamone L,McGowan C,Maxim V,Williams RA,Fox KE,Cicione R,Garrett DJ,Ahnood A,Ganes

更新日期：2020-08-05 00:00:00

abstract：OBJECTIVE:Wireless control and power harvesting systems that operate injectable, cellular-scale optoelectronic components provide important demonstrated capabilities in neuromodulatory techniques such as optogenetics. Here, we report a radio frequency (RF) control/harvesting device that offers dramatically reduced size...

journal_title：Journal of neural engineering

authors： Park SI,Shin G,Banks A,McCall JG,Siuda ER,Schmidt MJ,Chung HU,Noh KN,Mun JG,Rhodes J,Bruchas MR,Rogers JA

更新日期：2015-10-01 00:00:00

abstract：:To properly observe induced connectivity changes after training sessions, one needs a network model that describes individual relationships in sufficient detail to enable observation of induced changes and yet reveals some kind of stability in these relationships. We analyzed spontaneous firing activity in dissociated...

journal_title：Journal of neural engineering

authors： le Feber J,Rutten WL,Stegenga J,Wolters PS,Ramakers GJ,van Pelt J

更新日期：2007-06-01 00:00:00

abstract：OBJECTIVE:Stability and selectivity are important when restoring long-term, functional sensory feedback in individuals with limb-loss. Our objective is to demonstrate a chronic, clinical neural stimulation system for providing selective sensory response in two upper-limb amputees. APPROACH:Multi-contact cuff electrode...

journal_title：Journal of neural engineering

authors： Tan DW,Schiefer MA,Keith MW,Anderson JR,Tyler DJ

更新日期：2015-04-01 00:00:00

abstract：OBJECTIVE:By means of subjective psychophysical methods, quality of transmitted speech has been decomposed into three perceptual dimensions named 'discontinuity' (F), 'noisiness' (N) and 'coloration' (C). Previous studies using electroencephalography (EEG) already reported effects of perceived intensity of single quali...

journal_title：Journal of neural engineering

authors： Uhrig S,Mittag G,Möller S,Voigt-Antons JN

更新日期：2019-06-01 00:00:00

abstract：OBJECTIVE:Brain-computer interface (BCI) technology aims to provide individuals with paralysis a means to restore function. Electrocorticography (ECoG) uses disc electrodes placed on either the surface of the dura or the cortex to record field potential activity. ECoG has been proposed as a viable neural recording moda...

journal_title：Journal of neural engineering

authors： Degenhart AD,Hiremath SV,Yang Y,Foldes S,Collinger JL,Boninger M,Tyler-Kabara EC,Wang W

更新日期：2018-04-01 00:00:00

abstract：OBJECTIVE:Haptic feedback is crucial when we manipulate objects. Information pertaining to an object's stiffness in particular can help facilitate fine motor control. In this study, we seek to determine whether objects of different stiffness levels can be recognized using haptic feedback provided by transcutaneous elec...

journal_title：Journal of neural engineering

authors： Vargas L,Shin H,Huang HH,Zhu Y,Hu X

更新日期：2019-12-05 00:00:00

abstract：:Extracellular metal microelectrodes are widely used to record single neuron activity in vivo. However, their signal-to-noise ratio (SNR) is often far from optimal due to their high impedance value. It has been recently reported that carbon nanotube (CNT) coatings may decrease microelectrode impedance, thus improving t...

journal_title：Journal of neural engineering

authors： Baranauskas G,Maggiolini E,Castagnola E,Ansaldo A,Mazzoni A,Angotzi GN,Vato A,Ricci D,Panzeri S,Fadiga L

更新日期：2011-12-01 00:00:00

abstract：:In this paper, we propose a simple and straightforward algorithm for neural spike sorting. The algorithm is based on the observation that the distribution of a neural signal largely deviates from the uniform distribution and is rather unimodal. The detected spikes to be sorted are first processed with some feature ext...

journal_title：Journal of neural engineering

authors： Tiganj Z,Mboup M

更新日期：2011-12-01 00:00:00

abstract：OBJECTIVE:The objective of this work is to use the capability of spiking neural networks to capture the spatio-temporal information encoded in time-series signals and decode them without the use of hand-crafted features and vector-based learning and the realization of the spiking model on low-power neuromorphic hardwar...

journal_title：Journal of neural engineering

authors： Behrenbeck J,Tayeb Z,Bhiri C,Richter C,Rhodes O,Kasabov N,Espinosa-Ramos JI,Furber S,Cheng G,Conradt J

更新日期：2019-04-01 00:00:00

abstract：:Corrosion is a prime concern for active implantable devices. In this paper we review the principles underlying the concepts of hermetic packages and encapsulation, used to protect implanted electronics, some of which remain widely overlooked. We discuss how technological advances have created a need to update the way ...

journal_title：Journal of neural engineering

authors： Vanhoestenberghe A,Donaldson N

更新日期：2013-06-01 00:00:00

abstract：OBJECTIVE:Neural reflexes regulate immune responses and homeostasis. Advances in bioelectronic medicine indicate that electrical stimulation of the vagus nerve can be used to treat inflammatory disease, yet the understanding of neural signals that regulate inflammation is incomplete. Current interfaces with the vagus n...

journal_title：Journal of neural engineering

authors： Caravaca AS,Tsaava T,Goldman L,Silverman H,Riggott G,Chavan SS,Bouton C,Tracey KJ,Desimone R,Boyden ES,Sohal HS,Olofsson PS

更新日期：2017-12-01 00:00:00

abstract：OBJECTIVE:It is known that multi-site interleaved stimulation generates less muscle fatigue compared to single-site synchronous stimulation. However, in the limited number of studies in which intramuscular electrodes were used, the fatigue reduction associated with interleaved stimulation could not consistently be achi...

journal_title：Journal of neural engineering

authors： Eladly A,Del Valle J,Minguillon J,Mercadal B,Becerra-Fajardo L,Navarro X,Ivorra A

更新日期：2020-08-25 00:00:00

abstract：:Current treatment concepts for epilepsy are based on continuous drug delivery or electrical stimulation to prevent the occurrence of seizures, exposing the brain and body to a mostly unneeded risk of adverse effects. To address the infrequent occurrence and short duration of epileptic seizures, intelligent implantable...

journal_title：Journal of neural engineering

authors： Dümpelmann M

更新日期：2019-08-01 00:00:00

abstract：OBJECTIVE:Previous studies have shown that single-frequency impedance measurements could provide useful information about the distance between the neuroprosthesis and the retina. This work investigates the use of impedance spectroscopy in monitoring subretinal implantations of flexible micro-electrode arrays and focuse...

journal_title：Journal of neural engineering

authors： Pham P,Roux S,Matonti F,Dupont F,Agache V,Chavane F

更新日期：2013-08-01 00:00:00

abstract：:Automatic spike sorting is a prerequisite for neuroscience research on multichannel extracellular recordings of neuronal activity. A novel spike sorting framework, combining efficient feature extraction and an unsupervised clustering method, is described here. Wavelet transform (WT) is adopted to extract features from...

journal_title：Journal of neural engineering

authors： Lai HY,Chen YY,Lin SH,Lo YC,Tsang S,Chen SY,Zhao WT,Chao WH,Chang YC,Wu R,Shih YY,Tsai ST,Jaw FS

更新日期：2011-06-01 00:00:00

abstract：OBJECTIVE:For intracortical brain-machine interfaces (BMIs), action potential voltage waveforms are often sorted to separate out individual neurons. If these neurons contain independent tuning information, this process could increase BMI performance. However, the sorting of action potentials ('spikes') requires high sa...

journal_title：Journal of neural engineering

authors： Christie BP,Tat DM,Irwin ZT,Gilja V,Nuyujukian P,Foster JD,Ryu SI,Shenoy KV,Thompson DE,Chestek CA

更新日期：2015-02-01 00:00:00

abstract：:We consider the problem of desynchronizing a network of synchronized, globally (all-to-all) coupled neurons using an input to a single neuron. This is done by applying the discrete time dynamic programming method to reduced phase models for neural populations. This technique numerically minimizes a certain cost functi...

journal_title：Journal of neural engineering

authors： Nabi A,Moehlis J

更新日期：2011-12-01 00:00:00

abstract：OBJECTIVE:State of the art brain-computer interface (BCI) research focuses on improving individual components such as the application or the decoder that converts the user's brain activity to control signals. In this study, we investigate the interaction between these components in the P300 speller, a BCI for communica...

journal_title：Journal of neural engineering

authors： Verhoeven T,Buteneers P,Wiersema JR,Dambre J,Kindermans PJ

更新日期：2015-12-01 00:00:00

abstract：:Brain-computer interface (BCI) systems do not work for all users. This article introduces a novel combination of tasks that could inspire BCI systems that are more accurate than conventional BCIs, especially for users who cannot attain accuracy adequate for effective communication. Subjects performed tasks typically u...

journal_title：Journal of neural engineering

authors： Allison BZ,Brunner C,Kaiser V,Müller-Putz GR,Neuper C,Pfurtscheller G

更新日期：2010-04-01 00:00:00

abstract：OBJECTIVE:Penetrating cortical neural probe technologies allow investigators to record electrical signals in the brain. Implantation of probes results in acute tissue damage, and microglia density increases around implanted devices over weeks. However, the mechanisms underlying this encapsulation are not well understoo...

journal_title：Journal of neural engineering

authors： Kozai TD,Vazquez AL,Weaver CL,Kim SG,Cui XT

更新日期：2012-12-01 00:00:00

abstract：OBJECTIVE:Ultrasounds (US) use in neural engineering is so far mainly limited to ablation through high intensity focused ultrasound, but interesting preliminary results show that low intensity low frequency ultrasound could be used instead to modulate neural activity. However, the extent of this modulatory ability of U...

journal_title：Journal of neural engineering

authors： Meneghetti N,Dedola F,Gavryusev V,Sancataldo G,Turrini L,de Vito G,Tiso N,Vanzi F,Carpaneto J,Cutrone A,Pavone FS,Micera S,Mazzoni A

更新日期：2020-10-14 00:00:00

abstract：OBJECTIVE:Intracranial EEG (iEEG) or micro-electrocorticography (µECoG) microelectrodes offer high spatial resolution in recordings of neuronal activity from the exposed brain surface. Reliability of dielectric substrates and conductive materials of these devices are under intensive research in terms of functional stab...

journal_title：Journal of neural engineering

authors： Zátonyi A,Fedor F,Borhegyi Z,Fekete Z

更新日期：2018-10-01 00:00:00

abstract：:Some issues in neuroscience can be addressed by building robot models of biological sensorimotor systems. What we can conclude from building models or simulations, however, is determined by a number of factors in addition to the central hypothesis we intend to test. These include the way in which the hypothesis is rep...

journal_title：Journal of neural engineering

authors： Webb B

更新日期：2006-09-01 00:00:00

abstract：:In this work the application of different machine learning techniques for classification of mental tasks from electroencephalograph (EEG) signals is investigated. The main application for this research is the improvement of brain computer interface (BCI) systems. For this purpose, Bayesian graphical network, neural ne...

journal_title：Journal of neural engineering

authors： Rezaei S,Tavakolian K,Nasrabadi AM,Setarehdan SK

更新日期：2006-06-01 00:00:00

abstract：OBJECTIVE:A signal-based metric for assessment of accuracy of motor unit (MU) identification from high-density surface electromyograms (EMG) is introduced. This metric, so-called pulse-to-noise-ratio (PNR), is computationally efficient, does not require any additional experimental costs and can be applied to every MU t...

journal_title：Journal of neural engineering

authors： Holobar A,Minetto MA,Farina D

更新日期：2014-02-01 00:00:00

abstract：OBJECTIVE:While the positive correlation between impedance and noise of microelectrodes is well known, their quantitative relationship is too rarely described. Knowledge of this relationship provides useful information for both microsystems engineers and electrophysiologists. APPROACH:We discuss the physical basis of ...

journal_title：Journal of neural engineering

authors： Mierzejewski M,Steins H,Kshirsagar P,Jones PD

更新日期：2020-10-15 00:00:00

abstract：OBJECTIVE:Dry electrodes have an advantage over gel-based 'wet' electrodes by providing quicker set-up time for electroencephalography recording; however, the potentially poorer contact can result in noisier recordings. We examine the impact that this may have on brain-computer interface communication and potential app...

journal_title：Journal of neural engineering

authors： Clements JM,Sellers EW,Ryan DB,Caves K,Collins LM,Throckmorton CS

更新日期：2016-12-01 00:00:00

abstract：:In this work, we proposed a novel architecture for real-time quantitative characterization of functional brain connectivity networks derived from Electroencephalogram (EEG). It consists of two main parts - calculation of Phase Lag Index (PLI) to form the functional connectivity networks and the extraction of a set of ...

journal_title：Journal of neural engineering

authors： Gutierrez Nuno RA,Chung CHR,Maharatna K

更新日期：2020-12-16 00:00:00