David Grayden

An Auditory Prosthesis

GM Clark, D GRAYDEN

Delayed Stimulation in Auditory Prostheses

AG Paolini, DB Grayden

Generation of Electrical Stimuli for Application to a Cochlea

DB Grayden, AN Burkitt, OP Kenny, JC Clarey, AG Paolini, PF Duke, GM Clark

Improved Sound Processor for Cochlear Implants

D Grayden, GM Clark

Neural activity shaping utilizing a partitioned target pattern

Martin J Spencer, Tatiana Kameneva, David B Grayden, Anthony N Burkitt, Hamish Meffin

Journal article  |  2021  |  Journal of Neural Engineering

Electrical stimulation of neural tissue is used in both clinical and experimental devices to evoke a desired spatiotemporal patter..

Automatic speech recognition in neurodegenerative disease

Benjamin G Schultz, Venkata S Aditya Tarigoppula, Gustavo Noffs, Sandra Rojas, Anneke van der Walt, David B Grayden, Adam P Vogel

Journal article  |  2021  |  International Journal of Speech Technology

Automatic speech recognition (ASR) could potentially improve communication by providing transcriptions of speech in real time. ASR..

A neurophysiological approach to spatial filter selection for adaptive brain-computer interfaces

James D Bennett, Sam E John, David B Grayden, Anthony N Burkitt

Journal article  |  2021  |  Journal of Neural Engineering

OBJECTIVE: The Common Spatial Patterns (CSP) algorithm is an effective method to extract discriminatory features from electroencep..

Interictal spike localization for epilepsy surgery using magnetoencephalography beamforming

Rui Li, Chris Plummer, Simon J Vogrin, William P Woods, Levin Kuhlmann, Ray Boston, David TJ Liley, Mark J Cook, David B Grayden

Journal article  |  2021  |  Clinical Neurophysiology

OBJECTIVE: Magnetoencephalography (MEG) kurtosis beamforming is an automated localization method for focal epilepsy. Visual examin..

High-Frequency Oscillations in Epilepsy: What Have We Learned and What Needs to be Addressed.

Zhuying Chen, Matias I Maturana, Anthony N Burkitt, Mark J Cook, David B Grayden

Journal article  |  2021  |  Neurology

For the past 2 decades, high-frequency oscillations (HFOs) have been enthusiastically studied by the epilepsy community. Emerging ..

Learning receptive field properties of complex cells in V1

Yanbo Lian, Ali Almasi, David B Grayden, Tatiana Kameneva, Anthony N Burkitt, Hamish Meffin

Journal article  |  2021  |  PLOS Computational Biology

There are two distinct classes of cells in the primary visual cortex (V1): simple cells and complex cells. One defining feature of..

Correcting for Non-stationarity in BOLD-fMRI Connectivity Analyses

Catherine E Davey, David B Grayden, Leigh A Johnston

Journal article  |  2021  |  Frontiers in Neuroscience

In this work fMRI BOLD datasets are shown to contain slice-dependent non-stationarities. A model containing slice-dependent, non-s..

Identification of discriminative features for decoding overt and imagined speech using stereotactic electroencephalography

K Meng, DB Grayden, MJ Cook, S Vogrin, F Goodarzy

Conference Proceedings  |  2021  |  2021 9th International Winter Conference on Brain-Computer Interface (BCI)

Speech imagery is a mental strategy that paralyzed patients can use to control a brain-computer interface (BCI) at their own pace...

Universal neurophysiological interpretation of EEG brain-computer interfaces

JD Bennett, SE John, DB Grayden, AN Burkitt

Conference Proceedings  |  2021  |  2021 9th International Winter Conference on Brain-Computer Interface (BCI)

The identification of brain activity by a brain computer interface (BCI) from electroencephalography (EEG) recordings can be achie..

Spatiotemporal Patterns of High-Frequency Activity (80-170 Hz) in Long-Term Intracranial EEG.

Zhuying Chen, David B Grayden, Anthony N Burkitt, Udaya Seneviratne, Wendyl J D'Souza, Chris French, Philippa J Karoly, Katrina Dell, Kent Leyde, Mark J Cook, Matias I Maturana

Journal article  |  2021  |  Neurology

OBJECTIVE: To determine the utility of high-frequency activity (HFA) and epileptiform spikes as biomarkers for epilepsy, we examin..