Fast speech intelligibility estimation using a neural network trained via distillation (2020)
Presentation / Conference
Cox, T., Bailey, W., & Tang, Y. (2020, January). Fast speech intelligibility estimation using a neural network trained via distillation. Poster presented at 12th Speech in Noise Workshop, Toulouse, France

Objective measures of speech intelligibility have many uses, including the evaluation of degradation during transmission and the development of processing algorithms. One intrusive approach is to use a method based on the audibility of speech glimpse... Read More about Fast speech intelligibility estimation using a neural network trained via distillation.

Pupil dilation reveals changes in listening effort due to energetic and informational masking (2019)
Presentation / Conference
Woodcock, J., Fazenda, B., Cox, T., & Davies, W. (2019, September). Pupil dilation reveals changes in listening effort due to energetic and informational masking. Presented at ICA 2019, Aachen, Germany

Pupil dilation has previously been shown to be a useful involuntary marker of listening effort. An inverse relationship between pupil diameter and signal to noise ratio has been shown when speech is energetically masked by noise. The work reported he... Read More about Pupil dilation reveals changes in listening effort due to energetic and informational masking.

Generalisation in environmental sound classification : the ‘making sense of sounds’ data set and challenge (2019)
Presentation / Conference
Kroos, C., Bones, O., Cao, Y., Harris, L., Jackson, P., Davies, W., …Plumbley, M. (2019, May). Generalisation in environmental sound classification : the ‘making sense of sounds’ data set and challenge. Presented at 44th International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2019), Brighton, UK

Humans are able to identify a large number of environmental sounds and categorise them according to high-level semantic categories, e.g. urban sounds or music. They are also capable of generalising from past experience to new sounds when applying the... Read More about Generalisation in environmental sound classification : the ‘making sense of sounds’ data set and challenge.

Background adaptation for improved listening experience in broadcasting (2019)
Presentation / Conference
Tang, Y., Cox, T., Fazenda, B., Liu, Q., & Wang, W. (2019, May). Background adaptation for improved listening experience in broadcasting. Presented at 44th International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2019, Brighton, UK

The intelligibility of speech in noise can be improved by modifying the speech. But with object-based audio, there is the possibility of altering the background sound while leaving the speech unaltered. This may prove a less intrusive approach, affor... Read More about Background adaptation for improved listening experience in broadcasting.

Perceptual audio evaluation of media device orchestration using the multi-stimulus ideal profile method (2018)
Presentation / Conference
Wilson, A., Cox, T., Zacharov, N., & Pike, C. (2018, October). Perceptual audio evaluation of media device orchestration using the multi-stimulus ideal profile method. Presented at Audio Engineering Society 145th Convention, New York, USA

The evaluation of object-based audio reproduction methods in a real-world context remains a challenge as it is difficult to separate the effects of the reproduction system from the effects of the audio mix rendered for that system. This is often comp... Read More about Perceptual audio evaluation of media device orchestration using the multi-stimulus ideal profile method.

Speech-to-screen : spatial separation of dialogue from noise towards improved speech intelligibility for the small screen (2018)
Presentation / Conference
Demonte, P., Tang, Y., Hughes, R., Cox, T., Fazenda, B., & Shirley, B. (2018, May). Speech-to-screen : spatial separation of dialogue from noise towards improved speech intelligibility for the small screen. Presented at 144th International Pro Audio Convention (AES Milan 2018), Milan, Italy

Can externalizing dialogue when in the presence of stereo background noise improve speech intelligibility? This has been investigated for audio over headphones using head-tracking in order to explore potential future developments for small-screen dev... Read More about Speech-to-screen : spatial separation of dialogue from noise towards improved speech intelligibility for the small screen.

An evidence-based soundscape taxonomy (2017)
Presentation / Conference
Bones, O., Cox, T., & Davies, W. (2017, July). An evidence-based soundscape taxonomy. Presented at 24th International Congress on Sound and Vibration ICSV24, London, UK

In an attempt to cultivate standardization in soundscape reporting Brown, Kang and Gjestland offered an influential schema by which the acoustic environment is divided initially into indoor and outdoor environments, and within each into further cate... Read More about An evidence-based soundscape taxonomy.

Extended simulations of wind noise contamination of amplitude modulation ratings (2017)
Presentation / Conference
von Hünerbein, S., Kendrick, P., & Cox, T. (2017, May). Extended simulations of wind noise contamination of amplitude modulation ratings. Presented at Wind Turbine Noise 2017, Rotterdam, NL

Microphone wind noise can corrupt outdoor measurements and recordings and especially the rating of Amplitude Modulation (AM) depth. In a previous study simulations of synthesised wind turbine sounds in wind noise have shown that even at relatively lo... Read More about Extended simulations of wind noise contamination of amplitude modulation ratings.

Automatic detection of microphone handling noise (2014)
Presentation / Conference
Kendrick, P., Cox, T., Li, F., Fazenda, B., & Jackson, I. (2014, May). Automatic detection of microphone handling noise. Presented at 4th International Workshop on Cognitive Information Processing, Copenhagen, Denmark

Microphone handling noise is a common problem with user generated content. It can occur when the operator inadvertently knocks or brushes a recording device. Handling noise may be impulsive, where a microphone is knocked, or a more sustained rubbi... Read More about Automatic detection of microphone handling noise.

Coupling of a time domain boundary element method to compliant surface models (2010)
Presentation / Conference
Hargreaves, J., & Cox, T. (2010, September). Coupling of a time domain boundary element method to compliant surface models. Presented at EAA Euroregio Conference, Ljubljana

The Boundary Element Method (BEM) can be used to predict the scattering of sound in rooms. It reduces the problem of modelling the volume of air to one involving only the surfaces; hence the number of unknowns scales more favourably with problem size... Read More about Coupling of a time domain boundary element method to compliant surface models.

Internet and mobile technologies for a public role in noise surveying (2008)
Presentation / Conference
Mydlarz, C., Drumm, I., & Cox, T. (2008, June). Internet and mobile technologies for a public role in noise surveying. Poster presented at Paris ASA Conference, Paris, France

The traditional method of noise surveying is to use trained professionals to go to a specific site to measure and assess noise levels using dedicated and expensive equipment. This project aims to enfranchise the public by providing them with the oppo... Read More about Internet and mobile technologies for a public role in noise surveying.

Involving the public in noise surveys via mobile technology (2008)
Presentation / Conference
Mydlarz, C., Drumm, I., & Cox, T. (2008, April). Involving the public in noise surveys via mobile technology. Presented at IOA Spring Conference 2008, Reading, UK

The IMPRINtS project (Internet and Mobile technologies for a Public Role In Noise Surveying) aims to enable and encourage public participation in a large-scale environmental noise survey. The primary objective of this work is to raise public awarenes... Read More about Involving the public in noise surveys via mobile technology.

A time domain boundary element method for compliant surfaces (2008)
Presentation / Conference
Hargreaves, J., & Cox, T. (2008, January). A time domain boundary element method for compliant surfaces. Presented at EURONOISE, the 155th ASA Meeting, and the 9th Congrès Français d'Acoustique, Paris, France

The best way of representing compliant surfaces in time domain prediction models, such as the transient Boundary Element Method (BEM), is currently unresolved. This is not true of frequency-domain, time-invariant models, where the common practice is... Read More about A time domain boundary element method for compliant surfaces.

A stable time domain BEM for diffuser scattering (2007)
Presentation / Conference
Hargreaves, J., & Cox, T. (2007, September). A stable time domain BEM for diffuser scattering. Presented at 19th International Congress on Acoustics, Madrid

Boundary Element Methods (BEMs) may be used to model scattering of sound by surfaces such as diffusers, accelerating prototyping of new Room Acoustics treatments. Unlike the more widely used frequency domain method, the time domain BEM is usually sol... Read More about A stable time domain BEM for diffuser scattering.

A stable transient BEM for diffuser scattering (2005)
Presentation / Conference
Hargreaves, J., & Cox, T. (2005, October). A stable transient BEM for diffuser scattering. Presented at 150th Meeting of the Acoustical Society of America, Minneapolis

Boundary Element Methods (BEM) may be used to model scattering from hard rigid surfaces such as diffusers. They have the advantage over volumetric methods that only the surface need be meshed and the surface velocity potential found. Unlike the mor... Read More about A stable transient BEM for diffuser scattering.

Improving the bass response of Schroeder diffusers (2003)
Presentation / Conference
Hargreaves, J., & Cox, T. (2003, November). Improving the bass response of Schroeder diffusers. Presented at IOA Soundbite, Oxford

Room acoustic diffusers can be used to treat the acoustics of critical listening environments. A Schroeder diffuser is a popular type of diffuser which has the property of producing grating lobes of similar energy at most integer multiples of the des... Read More about Improving the bass response of Schroeder diffusers.

Towards room acoustics for an elderly population
Presentation / Conference
Davies, W., Cox, T., Kearon, A., Longhurst, B., & Webb, C. Towards room acoustics for an elderly population. Presented at Acoustics 2000, Liverpool

A qualitative social survey has been conducted on a group of 207 elderly people with a hearing loss. The aim of the study was to determine the extent to which acoustic problems in the built environment affect this subject group. The project was th... Read More about Towards room acoustics for an elderly population.