A stationary wavelet transform and a time-frequency based spike detection algorithm for extracellular recorded data.

abstract：:Deep brain stimulation (DBS) has emerged as an effective treatment for movement disorders; however, the fundamental mechanisms by which DBS works are not well understood. Computational models of DBS can provide insights into these fundamental mechanisms and typically require two steps: calculation of the electrical po...

journal_title：Journal of neural engineering

authors： Zhang TC,Grill WM

更新日期：2010-12-01 00:00:00

abstract：OBJECTIVE:We recently developed soft neural interfaces enabling the delivery of electrical and chemical stimulation to the spinal cord. These stimulations restored locomotion in animal models of paralysis. Soft interfaces can be placed either below or above the dura mater. Theoretically, the subdural location combines ...

journal_title：Journal of neural engineering

authors： Capogrosso M,Gandar J,Greiner N,Moraud EM,Wenger N,Shkorbatova P,Musienko P,Minev I,Lacour S,Courtine G

更新日期：2018-04-01 00:00:00

abstract：:With the advent of new designs of visual prostheses for the blind, FDA is faced with developing guidance for evaluating their engineering, safety and patient performance. Visual prostheses are considered significant risk medical devices, and their use in human clinical trials must be approved by FDA under an investiga...

journal_title：Journal of neural engineering

authors： Cohen ED

更新日期：2007-03-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to compare the use of muscles appropriate for partial-hand prostheses with those typically used for complete hand devices and to determine whether differences in their underlying neural substrates translate to different levels of myoelectric control. APPROACH:We developed a no...

journal_title：Journal of neural engineering

authors： Dyson M,Barnes J,Nazarpour K

更新日期：2018-10-01 00:00:00

abstract：OBJECTIVE:A primary control signal in brain-computer interfaces (BCIs) have been cortical signals related to movement. However, in cases where natural motor function remains, BCI control signals may interfere with other possibly simultaneous activity for useful ongoing movement. We sought to determine if the brain coul...

journal_title：Journal of neural engineering

authors： Bashford L,Wu J,Sarma D,Collins K,Rao RPN,Ojemann JG,Mehring C

更新日期：2018-12-01 00:00:00

abstract：:We describe a brain-computer interface for controlling a humanoid robot directly using brain signals obtained non-invasively from the scalp through electroencephalography (EEG). EEG has previously been used for tasks such as controlling a cursor and spelling a word, but it has been regarded as an unlikely candidate fo...

journal_title：Journal of neural engineering

authors： Bell CJ,Shenoy P,Chalodhorn R,Rao RP

更新日期：2008-06-01 00:00:00

abstract：OBJECTIVE:The goal of this study is to characterize the phenomenon of evoked tactile sensation (ETS) on the stump skin of forearm amputees using transcutaneous electrical nerve stimulation (TENS). APPROACH:We identified the projected finger map (PFM) of ETS on the stump skin in 11 forearm amputees, and compared percep...

journal_title：Journal of neural engineering

authors： Chai G,Sui X,Li S,He L,Lan N

更新日期：2015-12-01 00:00:00

abstract：:Electrical stimulation of peripheral nerve activates large-diameter fibers before small ones. A physiological recruitment order, from small to large-diameter axons, is desirable in many applications. Previous studies using computer simulations showed that selective activation of small fibers could be achieved by resha...

journal_title：Journal of neural engineering

authors： Lertmanorat Z,Durand DM

更新日期：2004-12-01 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:Brain-computer interfaces (BCIs) have the potential to be valuable clinical tools. However, the varied nature of BCIs, combined with the large number of laboratories participating in BCI research, makes uniform performance reporting difficult. To address this situation, we present a tutorial on performance me...

journal_title：Journal of neural engineering

authors： Thompson DE,Quitadamo LR,Mainardi L,Laghari KU,Gao S,Kindermans PJ,Simeral JD,Fazel-Rezai R,Matteucci M,Falk TH,Bianchi L,Chestek CA,Huggins JE

更新日期：2014-06-01 00:00:00

abstract：:One of the most important stages in a brain-computer interface (BCI) system is that of extracting features that can reliably discriminate data recorded during different user states. A popular technique used for feature extraction in BCIs is the common spatial patterns (CSP) method, which provides a set of spatial filt...

journal_title：Journal of neural engineering

authors： Falzon O,Camilleri KP,Muscat J

更新日期：2012-08-01 00:00:00

abstract：OBJECTIVE:Among electrophysiological signals, local field potentials (LFPs) are extensively used to study brain activity, either in vivo or in vitro. LFPs are recorded with extracellular electrodes implanted in brain tissue. They reflect intermingled excitatory and inhibitory processes in neuronal assemblies. In cortic...

journal_title：Journal of neural engineering

authors： Yochum M,Modolo J,Mogul DJ,Benquet P,Wendling F

更新日期：2019-04-01 00:00:00

abstract：OBJECTIVE:Brains, like other physical devices, are inherently noisy. This source of variability is large, to the extent that internal noise often impacts human sensory processing more than externally induced (stimulus-driven) perturbations. Despite the fundamental nature of this phenomenon, its statistical distribution...

journal_title：Journal of neural engineering

authors： Neri P

更新日期：2013-02-01 00:00:00

abstract：OBJECTIVE:Fractional calculus plays a key role in the analysis of neural dynamics. In particular, fractional calculus has been recently exploited for analyzing complex biological systems and capturing intrinsic phenomena. Also, artificial neural networks have been shown to have complex neuronal dynamics and characteris...

journal_title：Journal of neural engineering

authors： Lu Q

更新日期：2020-06-12 00:00:00

abstract：OBJECTIVE:In a previous study we demonstrated continuous translation, orientation and one-dimensional grasping control of a prosthetic limb (seven degrees of freedom) by a human subject with tetraplegia using a brain-machine interface (BMI). The current study, in the same subject, immediately followed the previous work...

journal_title：Journal of neural engineering

authors： Wodlinger B,Downey JE,Tyler-Kabara EC,Schwartz AB,Boninger ML,Collinger JL

更新日期：2015-02-01 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：:A motor imagery based brain-computer interface (BCI) provides a non-muscular communication channel that enables people with paralysis to control external devices using their motor imagination. Reducing the number of electrodes is critical to improving the portability and practicability of the BCI system. A novel metho...

journal_title：Journal of neural engineering

authors： Lou B,Hong B,Gao X,Gao S

更新日期：2008-09-01 00:00:00

abstract：OBJECTIVE:Brain-computer interfaces (BCIs) implemented with real-time functional magnetic resonance imaging (rt-fMRI) use fMRI time-courses from predefined regions of interest (ROIs). To reach best performances, localizer experiments and on-site expert supervision are required for ROI definition. To automate this step,...

journal_title：Journal of neural engineering

authors： Lührs M,Sorger B,Goebel R,Esposito F

更新日期：2017-02-01 00:00:00

abstract：:A clinically effective retinal prosthesis must evoke localized phosphenes in a retinotopic manner in response to stimulation of each of the retinal electrodes, evoke brightness cues over a wide dynamic range and function within safe stimulus limits. The effects of varying return configuration for retinal stimulation a...

journal_title：Journal of neural engineering

authors： Cicione R,Shivdasani MN,Fallon JB,Luu CD,Allen PJ,Rathbone GD,Shepherd RK,Williams CE

更新日期：2012-06-01 00:00:00

abstract：OBJECTIVE:The Subthalamic Nucleus (STN) is the most selected target for the placement of the Deep Brain Stimulation (DBS) electrode to treat Parkinson's disease. Its identification is a delicate and challenging task which is based on the interpretation of the STN functional activity acquired through microelectrode reco...

journal_title：Journal of neural engineering

authors： Coelli S,Levi V,Del Vecchio Del Vecchio J,Mailland E,Rinaldo S,Eleopra R,Bianchi AM

更新日期：2020-11-17 00:00:00

abstract：:The extraction of distinctly separable features from electroencephalogram (EEG) is one of the main challenges in designing a brain-computer interface (BCI). Existing feature extraction techniques for a BCI are mostly developed based on traditional signal processing techniques assuming that the signal is Gaussian and h...

journal_title：Journal of neural engineering

authors： Shahid S,Prasad G

更新日期：2011-04-01 00:00:00

abstract：OBJECTIVE:Electrocorticography (ECoG) based studies generally analyze features from specific frequency bands selected by manual evaluation of spectral power. However, the definition of these features can vary across subjects, cortical areas, tasks and across time for a given subject. We propose an autoencoder based app...

journal_title：Journal of neural engineering

authors： Pailla T,Miller KJ,Gilja V

更新日期：2019-02-01 00:00:00

abstract：OBJECTIVE:Brain-computer interfaces (BCIs) can help patients who have lost control over most muscles but are still conscious and able to communicate or interact with the environment. One of the most popular types of BCI is the P300-based BCI. With this BCI, users are asked to count the number of appearances of target s...

journal_title：Journal of neural engineering

authors： Jin J,Zhang H,Daly I,Wang X,Cichocki A

更新日期：2017-06-01 00:00:00

abstract：OBJECTIVE:The majority of near-infrared spectroscopy (NIRS) brain-computer interface (BCI) studies have investigated binary classification problems. Limited work has considered differentiation of more than two mental states, or multi-class differentiation of higher-level cognitive tasks using measurements outside of th...

journal_title：Journal of neural engineering

authors： C Schudlo L,Chau T

更新日期：2015-12-01 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：OBJECTIVE:High-rate pulse trains have proven to be effective in cochlear prosthetics and, more recently, have been shown to elicit a wide range of interesting response properties in axons of the peripheral nervous system. Surprisingly, the effectiveness of such trains for use in retinal prostheses has not been explored...

journal_title：Journal of neural engineering

authors： Cai C,Twyford P,Fried S

更新日期：2013-06-01 00:00:00

abstract：OBJECTIVE:To evaluate the benefit of integrating thermal imaging into an artificial vision therapy system, the Argus II retinal prosthesis, in simplifying a complex scene and improving mobility performance in the presence of other persons. APPROACH:Four Argus II retinal implant users were evaluated on two tasks: to lo...

journal_title：Journal of neural engineering

authors： He Y,Sun SY,Roy A,Caspi A,Montezuma SR

更新日期：2020-08-04 00:00:00

abstract：OBJECTIVE:Loss of even part of the upper limb is a devastating injury. In order to fully restore natural function when lacking sufficient residual musculature, it is necessary to record directly from peripheral nerves. However, current approaches must make trade-offs between signal quality and longevity which limit the...

journal_title：Journal of neural engineering

authors： Irwin ZT,Schroeder KE,Vu PP,Tat DM,Bullard AJ,Woo SL,Sando IC,Urbanchek MG,Cederna PS,Chestek CA

更新日期：2016-08-01 00:00:00

abstract：OBJECTIVE:In electroencephalographic (EEG) data, signals from distinct sources within the brain are widely spread by volume conduction and superimposed such that sensors receive mixtures of a multitude of signals. This reduction of spatial information strongly hampers single-trial analysis of EEG data as, for example, ...

journal_title：Journal of neural engineering

authors： Sannelli C,Vidaurre C,Müller KR,Blankertz B

更新日期：2016-08-01 00:00:00

abstract：:Implantable electrode arrays capable of recording and stimulating neural activity with high spatial and temporal resolution will provide a foundation for future brain computer interface technology. Currently, their clinical impact has been curtailed by a general lack of functional stability, which can be attributed to...

journal_title：Journal of neural engineering

authors： Retterer ST,Smith KL,Bjornsson CS,Turner JN,Isaacson MS,Shain W

更新日期：2008-12-01 00:00:00