Michael A. Stone
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View article: Digits-In-Noise Hearing Test Using Text-to-Speech and Automatic Speech Recognition: Proof-of-Concept Study
Digits-In-Noise Hearing Test Using Text-to-Speech and Automatic Speech Recognition: Proof-of-Concept Study Open
This proof-of-concept study evaluated the implementation of a digits-in-noise test we call the ‘AI-powered test’ that used text-to-speech (TTS) and automatic speech recognition (ASR). Two other digits-in-noise tests formed the baselines fo…
View article: Holographic Conformal Anomaly and a-Theorem in 5D Scalar-Tensor Theories from Heterotic Strings
Holographic Conformal Anomaly and a-Theorem in 5D Scalar-Tensor Theories from Heterotic Strings Open
We present a novel derivation of the full holographic conformal anomaly in two five-dimensional scalar-tensor theories-one Lovelock-Horndeski type and one Einstein-dilaton-Gauss-Bonnet-obtained via a unified mechanism for Kaluza-Klein redu…
View article: Online Arabic and English Digits-in-Noise Tests: Effects of Test Language and At-Home Testing
Online Arabic and English Digits-in-Noise Tests: Effects of Test Language and At-Home Testing Open
Purpose: The Digits-in-Noise (DIN) test is used widely in research and, increasingly, in remote hearing screening. The reported study aimed to provide basic evaluation data for browser-based DIN software, which allows remote testing withou…
View article: The influence of age and hearing loss on thresholds measured using the TFS-AF test
The influence of age and hearing loss on thresholds measured using the TFS-AF test Open
TFS-AF thresholds exceeding 1400 Hz are more likely for lower ages and better hearing thresholds.
View article: Optimisation of visual reinforcement audiometry: a scoping review
Optimisation of visual reinforcement audiometry: a scoping review Open
VRA is a successful behavioural hearing test for most infants of developmental age around 7-24 months, with well-established protocols describing its clinical implementation. Further evidence is needed to assess potential benefits of diffe…
View article: Towards a real-world technical test battery for remote microphone systems used with hearing prostheses
Towards a real-world technical test battery for remote microphone systems used with hearing prostheses Open
Wav format audio files of both source and response for 5 different wireless remote microphone systems under various test conditions, as reported in the paper : Stone M.A., Lough M., Whiston H., Wilbraham K., Dillon H. (2023) Towards a real…
View article: Towards a real-world technical test battery for remote microphone systems used with hearing prostheses
Towards a real-world technical test battery for remote microphone systems used with hearing prostheses Open
Wav format audio files of both source and response for 5 different wireless remote microphone systems under various test conditions, as reported in the paper : Stone M.A., Lough M., Whiston H., Wilbraham K., Dillon H. (2023) Towards a real…
View article: Aided Cortical Auditory Evoked Potentials in Infants With Frequency-Specific Synthetic Speech Stimuli: Sensitivity, Repeatability, and Feasibility
Aided Cortical Auditory Evoked Potentials in Infants With Frequency-Specific Synthetic Speech Stimuli: Sensitivity, Repeatability, and Feasibility Open
Objectives: The cortical auditory evoked potential (CAEP) test is a candidate for supplementing clinical practice for infant hearing aid users and others who are not developmentally ready for behavioral testing. Sensitivity of the test for…
View article: Modified T<sup>2</sup> Statistics for Improved Detection of Aided Cortical Auditory Evoked Potentials in Hearing-Impaired Infants
Modified T<sup>2</sup> Statistics for Improved Detection of Aided Cortical Auditory Evoked Potentials in Hearing-Impaired Infants Open
The cortical auditory evoked potential (CAEP) is a change in neural activity in response to sound, and is of interest for audiological assessment of infants, especially those who use hearing aids. Within this population, CAEP waveforms are…
View article: Toward a Real-World Technical Test Battery for Remote Microphone Systems Used with Hearing Prostheses
Toward a Real-World Technical Test Battery for Remote Microphone Systems Used with Hearing Prostheses Open
Remote microphones (RMs) enable clearer reception of speech than would be normally achievable when relying on the acoustic sound field at the listener's ear (Hawkins, J Sp Hear Disord 49, 409–418, 1984). They are used in a wide range of en…
View article: Perceived Sound Quality of Hearing Aids With Varying Placements of Microphone and Receiver
Perceived Sound Quality of Hearing Aids With Varying Placements of Microphone and Receiver Open
Purpose: Perceived sound quality was variously compared between either no aiding or aiding with three models of hearing aid that varied the microphone position around the pinna, depth of the receiver in the auditory meatus, degree of meata…
View article: Perceived sound quality of hearing aids with varying placements of microphone and receiver
Perceived sound quality of hearing aids with varying placements of microphone and receiver Open
This is the raw data for the paper published by the above authors in the American Journal of Audiology in 2022.
View article: Perceived sound quality of hearing aids with varying placements of microphone and receiver
Perceived sound quality of hearing aids with varying placements of microphone and receiver Open
This is the raw data for the paper published by the above authors in the American Journal of Audiology in 2022.
View article: Improving the measurement and acoustic performance of transparent face masks and shields
Improving the measurement and acoustic performance of transparent face masks and shields Open
Opaque face masks harm communication by preventing speech-reading (lip-reading) and attenuating high-frequency sound. Although transparent masks and shields (visors) with clear plastic inserts allow speech-reading, they usually create more…
View article: Using Automatic Speech Recognition to Optimize Hearing-Aid Time Constants
Using Automatic Speech Recognition to Optimize Hearing-Aid Time Constants Open
Automatic speech recognition (ASR), when combined with hearing-aid (HA) and hearing-loss (HL) simulations, can predict aided speech-identification performances of persons with age-related hearing loss. ASR can thus be used to evaluate diff…
View article: Threshold Equalizing Noise Test Reveals Suprathreshold Loss of Hearing Function, Even in the “Normal” Audiogram Range
Threshold Equalizing Noise Test Reveals Suprathreshold Loss of Hearing Function, Even in the “Normal” Audiogram Range Open
Objectives: The threshold equalizing noise (TEN(HL)) is a clinically administered test to detect cochlear “dead regions” (i.e., regions of loss of inner hair cell [IHC] connectivity), using a “pass/fail” criterion based on the degree of el…
View article: OPRA-RS: A Hearing-Aid Fitting Method Based on Automatic Speech Recognition and Random Search
OPRA-RS: A Hearing-Aid Fitting Method Based on Automatic Speech Recognition and Random Search Open
Hearing-aid (HA) prescription rules (such as NAL-NL2, DSL-v5, and CAM2) are used by HA audiologists to define initial HA settings (e.g., insertion gains, IGs) for patients. This initial fitting is later individually adjusted for each patie…
View article: Efficient Detection of Cortical Auditory Evoked Potentials in Adults Using Bootstrapped Methods
Efficient Detection of Cortical Auditory Evoked Potentials in Adults Using Bootstrapped Methods Open
Background: Statistical detection methods are useful tools for assisting clinicians with cortical auditory evoked potential (CAEP) detection, and can help improve the overall efficiency and reliability of the test. However, many of these d…
View article: Improving hearing-aid gains based on automatic speech recognition
Improving hearing-aid gains based on automatic speech recognition Open
This study provides proof of concept that automatic speech recognition (ASR) can be used to improve hearing aid (HA) fitting. A signal-processing chain consisting of a HA simulator, a hearing-loss simulator, and an ASR system normalizing t…
View article: Effect of the number of amplitude-compression channels and compression speed on speech recognition by listeners with mild to moderate sensorineural hearing loss
Effect of the number of amplitude-compression channels and compression speed on speech recognition by listeners with mild to moderate sensorineural hearing loss Open
The use of a large number of amplitude-compression channels in hearing aids has potential advantages, such as the ability to compensate for variations in loudness recruitment across frequency and provide appropriate frequency-response shap…
View article: Measuring access to high-modulation-rate envelope speech cues in clinically fitted auditory prostheses
Measuring access to high-modulation-rate envelope speech cues in clinically fitted auditory prostheses Open
The signal processing used to increase intelligibility within the hearing-impaired listener introduces distortions in the modulation patterns of a signal. Trade-offs have to be made between improved audibility and the loss of fidelity. Aco…
View article: An Offline Master Hearing Aid Written In MATLAB : Achieving Accurate Matching Across Channel Numbers
An Offline Master Hearing Aid Written In MATLAB : Achieving Accurate Matching Across Channel Numbers Open
International audience
View article: Recording Obligatory Cortical Auditory Evoked Potentials in Infants: Quantitative Information on Feasibility and Parent Acceptability
Recording Obligatory Cortical Auditory Evoked Potentials in Infants: Quantitative Information on Feasibility and Parent Acceptability Open
Objectives: With the advent of newborn hearing screening and early intervention, there is a growing interest in using supra-threshold obligatory cortical auditory evoked potentials (CAEPs) to complement established pediatric clinical test …
View article: Evaluation of a system for enhancing mobile telephone communication for people with hearing loss
Evaluation of a system for enhancing mobile telephone communication for people with hearing loss Open
Objective: To evaluate a system - "the service" - designed to improve mobile telephone communication for people with hearing loss. Design: Each participant registered online and took an online hearing test using their own mobile telephone …
View article: FreeHear: A New Sound-Field Speech-in-Babble Hearing Assessment Tool
FreeHear: A New Sound-Field Speech-in-Babble Hearing Assessment Tool Open
Pure-tone threshold audiometry is currently the standard test of hearing. However, in everyday life, we are more concerned with listening to speech of moderate loudness and, specifically, listening to a particular talker against a backgrou…
View article: Consumer-Grade Headphones for Children: Limited Effectiveness of “Level Limiters” When Used With Portable or Home Media Players
Consumer-Grade Headphones for Children: Limited Effectiveness of “Level Limiters” When Used With Portable or Home Media Players Open
Consumer-grade headphones for children are frequently packaged or marketed with labels claiming incorporation of an output-level-limiting function. Six pairs of headphones, sold separately from devices with audio interfaces, were selected …
View article: Direct-to-Consumer Hearing Devices: Capabilities, Costs, and Cosmetics
Direct-to-Consumer Hearing Devices: Capabilities, Costs, and Cosmetics Open
Direct-to-consumer (DTC) hearing devices can be purchased without consulting a hearing health professional. This project aims to compare 28 DTC devices with the most popular hearing aid supplied by the U.K. National Health Service (NHS). T…
View article: A Set of Time-and-Frequency-Localized Short-Duration Speech-Like Stimuli for Assessing Hearing-Aid Performance via Cortical Auditory-Evoked Potentials
A Set of Time-and-Frequency-Localized Short-Duration Speech-Like Stimuli for Assessing Hearing-Aid Performance via Cortical Auditory-Evoked Potentials Open
Short-duration speech-like stimuli, for example, excised from running speech, can be used in the clinical setting to assess the integrity of the human auditory pathway at the level of the cortex. Modeling of the cochlear response to these …