Computational modeling of human auditory evoked potentials

We used a computational modeling framework to simulate auditory evoked brain responses to transient and periodic stimuli at a range of intensities in healthy ears and in ears with different profiles of cochlear impairment, based on audiograms, human aging studies and hypothetical cases of isolated cellular damage.

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Evaluating the Predictive Value of audiometric, electroacoustic, and psychoacoustic measurements for Aided Speech Perception in Noise

HASPI tracks directionality, spatial noise and reverberation effects on hearing aid output intelligibility at the group level, yet supra-threshold processing—not electro-acoustic SNR gain—best explains individuals’ benefits.

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Mutual Information Reveals Temporal Dynamics of Functional Connectivity in Awake Auditory Cortex

Taking advantage of information theory, this study investigated the functional connectivity in the auditory cortex and how its temporal dynamics is affected by stimulus inputs.

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Linking Data-Driven Audiometric Phenotypes to Speech Perception in Quiet and Noise

Data-driven clustering of 70,557 audiograms reveals distinct audiometric configurations that better reflect variability in speech perception, especially in noise, than pure-tone averages, advancing precision audiology and individualized rehabilitation strategies.

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Does the efficacy of channel selection in cochlear implant processing strategies depend on the background noise? – An investigation with typical hearing individuals and vocoding

The effect of masker type and cochlear implant speech processing strategy on speech intelligibility is investigated with typical-hearing listeners using vocoding as a simulation of cochlear implant processing.

Continue ReadingDoes the efficacy of channel selection in cochlear implant processing strategies depend on the background noise? – An investigation with typical hearing individuals and vocoding

Earable to ‘Adding to the bigger picture of falls and balance assessments’ a qualitative analysis of clinicians perspectives

An in depth qualitative study and patient and public engagement exercise to establish stake-holder priorities for the development of earable devices to support balance and falls assessments.

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Auditory and Vestibular Neural Functioning in Individuals with Type II Diabetes Mellitus

Individuals with T2DM show reduced VEMP response prevalence and amplitude, indicating potential vestibulocochlear nerve involvement despite preserved auditory neural processing.

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Modulating Auditory Feedback Loops: Does TMS Induce Changes in Efferent Function?

This study shows that Transcranial Magnetic Stimulation, a neuromodulation technique, can alter brain-to-ear feedback by influencing efferent activity, highlighting its potential for investigating auditory processing and informing treatments like tinnitus therapy.

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Digital Technologies for Community Health Worker-Facilitated Hearing Assessment in Low Resource Settings: A Feasibility Study

This study demonstrates the real-world feasibility of using digital technologies to enable community healthcare workers in low- and middle-income settings to provide ear assessments, hearing tests, and telehealth-supported hearing care.

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Profiling Individual Differences in Vertical Localization: Insights from Three Virtual Test Paradigms

This study reveals that normal hearing individuals present with different profiles on vertical sound source localization wherein discrimination remains robust, identification abilities—especially in up-down and front-back localization, underscoring the need for comprehensive virtual spatial hearing assessments.

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Normative Values for Binaural Auditory Brainstem Evoked Potential in Adults

Reference values were established for ABR-BIC in adults with normal hearing, including latency and amplitude of the Binaural Interaction Component (BIC). The measurements of the latencies and amplitudes of the ABR-BI showed similarities between the right and left ears of normal listeners.

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Mapping Cortical Hemodynamics via fNIRS in Bimodal Hearing Children: A Case Study on Optimizing Cortical Development during Transition to Bilateral Implants

Monitoring cortical responses via fNIRS in a child with bimodal hearing transitioning to bilateral cochlear implants revealed significant adaptation to the second implant and highlighted the potential of this technology to monitor auditory brain development in this population, including the importance of measuring rehabilitation outcomes.

Continue ReadingMapping Cortical Hemodynamics via fNIRS in Bimodal Hearing Children: A Case Study on Optimizing Cortical Development during Transition to Bilateral Implants

Tuning a version of CARFAC Cochlear Model that includes different spontaneous-rate classes of auditory nerve fibers

In this study, we describe our tuning of an inner ear model (CARFAC) that incorporates three different classes of auditory nerve fiber. We propose its use as the basis for novel, personalized models of individuals' hearing losses.

Continue ReadingTuning a version of CARFAC Cochlear Model that includes different spontaneous-rate classes of auditory nerve fibers

Machine learning models of hearing demonstrate the limits of attentional selection of speech heard through cochlear implants

Machine learning models trained on simulated auditory nerve representations demonstrate the limits of attentional selection of speech in cocktail party scenario when heard through a cochlear implant.

Continue ReadingMachine learning models of hearing demonstrate the limits of attentional selection of speech heard through cochlear implants

Improving the Epley manoeuvre – developing an earable device to provide anatomically accurate visualisation of the semicircular canals during the particle repositioning manoeuvre

Improving the Epley Manoeuvre - an anatomical study of the semicircular canals that guided development of an earable and app for the particle repositioning manoeuvre in BPPV.

Continue ReadingImproving the Epley manoeuvre – developing an earable device to provide anatomically accurate visualisation of the semicircular canals during the particle repositioning manoeuvre

Improving the Epley manoeuvre – developing an earable device to provide anatomically accurate visualisation of the semicircular canals during the particle repositioning manoeuvre

Improving the Epley Manoeuvre - an anatomical study of the semicircular canals that guided development of an earable and app for the particle repositioning manoeuvre in BPPV.

Continue ReadingImproving the Epley manoeuvre – developing an earable device to provide anatomically accurate visualisation of the semicircular canals during the particle repositioning manoeuvre

Cortical benefits of DNN-based noise management in experienced hearing aid users measured using functional near infrared spectroscopy (fNIRS)

This study used functional near-infrared spectroscopy to show that a deep neural network-based noise management program in hearing aids reduced listening effort and brain activation in the left prefrontal cortex over a traditional quiet-listening program while in a lab-controlled noisy environment.

Continue ReadingCortical benefits of DNN-based noise management in experienced hearing aid users measured using functional near infrared spectroscopy (fNIRS)

Neural health and activation in the human auditory periphery: Insights from a computational model for cochlear implant (CI) and auditory nerve implant (ANI) stimulation

A computational model of the stimulated peripheral auditory system shows that the focused partial‑tripolar versus monopolar threshold difference could be a possible indicator of neural health status. Additionally, the model incorporates a novel intracranial auditory prosthesis, revealing that it elicits lower stimulation thresholds and distinct activation patterns compared to conventional cochlear implants.

Continue ReadingNeural health and activation in the human auditory periphery: Insights from a computational model for cochlear implant (CI) and auditory nerve implant (ANI) stimulation

Enhancing family interaction and self-efficacy through televideofeedback in pediatric auditory rehabilitation: a quasi-experimental study

This study demonstrates that televideofeedback, combining asynchronous video and synchronous guidance, significantly improves parent-child communication and parental self-efficacy in families of children with hearing loss.

Continue ReadingEnhancing family interaction and self-efficacy through televideofeedback in pediatric auditory rehabilitation: a quasi-experimental study

Neural-Behavioural Correlates of Audiovisual Speech-in-Noise Processing at the Fundamental Frequency of Speech

In this study, we investigated early auditory processing at the fundamental frequency of natural speech in terms of audiovisual integration and whether these processes are associated with behavioural measures of speech comprehension.

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Pupil dilation tracks ongoing auditory belief updating across perceptual domains

Pupil-linked arousal modulates auditory perceptual belief updating during implicit online perceptual decision-making generalized across the spatial and temporal domain, similar to explicit belief updating processes known from statistical learning.

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Automated scoring of speech audiometry for cochlear implant listeners using artificial intelligence and flexible grading methods

This project explores the use of Automatic Speech Recognition (ASR) models to transcribe and score open-set speech audiometry responses from cochlear implant users, demonstrating that ASR models can approximate benchmark scores while significantly reducing transcription time.

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Exploring the standard Hughston-Westlake protocol in tone audiometry using Gaussian process regression: a virtual patient framework

Intermediate data generated in pure-tone audiometry, by our patient response simulator (Hughson-Westlake protocol), help to understand the probabilistic and continuous representation of a patient's hearing ability derived from Gaussian process inference used in computational audiometry.

Continue ReadingExploring the standard Hughston-Westlake protocol in tone audiometry using Gaussian process regression: a virtual patient framework

An Easy, Language-Agnostic Speech Test for Equitable Hearing Assessment

We developed and validated of an easy, language-agnostic speech test using audiovisual VCV stimuli and AI-driven thresholding, demonstrating its potential for equitable, efficient, and personalized hearing assessment across diverse populations.

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