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Surrounded by sound

C. Kyriakakis, P. Tsakalides, T. Holman
1999 IEEE Signal Processing Magazine  
steering in a given direction.  ...  On the acquisition side, recent advances in statistical methods for achieving acoustical arrays in audio applications are reviewed.  ...  Acoustic Arrays for Binaural Hearing Aids Microphone arrays with binaural hearing aids combine the spatial filtering functionality of the array and the natural benefits of sound localization and speech  ... 
doi:10.1109/79.743868 fatcat:w3vtrfqqnbedtcf3psojikbv3e

Estimating the size and spatial distribution of bubble clouds in an underwater acoustic test tank

Fred D. Holt, J. Daniel Park, R. Lee Culver, David Coles, Timothy Leighton
2010 Journal of the Acoustical Society of America  
The combined effects of internal waves and bathymetry are studied for various relative directions of internal wave front and bottom ripples.  ...  In this paper, the impact of submarine canyons on low-frequency sound propagation is studied using a three dimensional ͑3-D͒ parabolic approximation numerical program, which is implemented in a Cartesian  ...  A formulation of a transmission matrix based on the transfer function and a two-microphone method was shown. ͓  ... 
doi:10.1121/1.3384193 fatcat:hbesn7bgzbhvfjiy4sewacwaxe

Silent speech interfaces

B. Denby, T. Schultz, K. Honda, T. Hueber, J.M. Gilbert, J.S. Brumberg
2010 Speech Communication  
The possibility of speech processing in the absence of an intelligible acoustic signal has given rise to the idea of a 'silent speech' interface, to be used as an aid for the speech-handicapped, or as  ...  , and then follows with a presentation of demonstrator systems based on seven different types of technologies.  ...  They also wish to thank Gérard Chollet; Maureen Stone; Laurent Benaroya; Gérard Dreyfus; Pierre Roussel; and Szu-Chen (Stan) Jou for their help in preparing this article.  ... 
doi:10.1016/j.specom.2009.08.002 fatcat:bjqui2t4b5ae3msnbv3dkag7o4

Transducer models in the ultrasound simulation program FIELD II and their accuracy

J. A. Jensen, D. Bk
2010 Journal of the Acoustical Society of America  
The combined effects of internal waves and bathymetry are studied for various relative directions of internal wave front and bottom ripples.  ...  In this paper, the impact of submarine canyons on low-frequency sound propagation is studied using a three dimensional ͑3-D͒ parabolic approximation numerical program, which is implemented in a Cartesian  ...  A formulation of a transmission matrix based on the transfer function and a two-microphone method was shown. ͓  ... 
doi:10.1121/1.3384240 fatcat:m5fvh5cecjceneniqfd5w2y3xy

Nomadic radio: speech and audio interaction for contextual messaging in nomadic environments

Nitin Sawhney, Chris Schmandt
2000 ACM Transactions on Computer-Human Interaction  
This article discusses the interaction techniques developed for Nomadic Radio, a wearable computing platform for managing voice and text-based messages in a nomadic environment.  ...  Emphasis is placed on an auditory modality as Nomadic Radio is designed to be used while performing other tasks in a user's everyday environment; a range of auditory cues provides peripheral awareness  ...  Stefan Marti and Keith Emnett aided us with informal user evaluations. We thank Lisa Fast and Andre Van Schyndel at Nortel for their support of the project.  ... 
doi:10.1145/355324.355327 fatcat:spxnnytgjzb5df3dkpmdsikcqy

Subjective relevance of objective measures for spatial impression

Lily M. Wang, Anders C. Gade
2000 Journal of the Acoustical Society of America  
The proposed algorithm enhances the noisy speech before determining voice activity. In the speech enhancement, two noise reduction stages are used.  ...  A better understanding of the articulatory bases of timing patterns associated with connected speech may aid in the refinement of natural-sounding articulatory-based speech synthesis.  ...  In a preliminary study, we used normal listeners with speech that is passed through Moore's ͓͑1999͔͒ hearing loss model.  ... 
doi:10.1121/1.428749 fatcat:2246ie7m3bagxlrls5fkc3cdfu

Quantitative assessment of spatial sound distortion by the semi-ideal recording point of a hear-through device

Pablo Hoffmann, Flemming Christensen, Dorte Hammersho/i
2013 Journal of the Acoustical Society of America  
Jivani (Dept. of Speech and Hearing Sci., Univ. of North Texas, Denton, TX) Modern hearing aids offer a wide range of channels (i.e., filters) and amplification schemes.  ...  a useful tool for patients with hearing, speech, and language disorders in the clinic.  ...  For evaluating these systems, a loudspeaker is used instead of a human because these systems require various kinds of speech samples.  ... 
doi:10.1121/1.4805375 fatcat:u4bvxh6karet3avpjdhpfwqpf4

A low‐voltage silicon condenser microphone for hearing instrument applications

Pirmin Rombach, Matthias Müllenborn, Udo Klein, Lis Nielsen, Roger Frehoff
1999 Journal of the Acoustical Society of America  
1pNSb13 Jiricek, Ondrej Experiences with attenuation of low frequency noise in duct 1pPAb12 Niederdraenk, Torsten A correlation-measuring-system for ultrasonic NDT using maximum length sequences 1pPAc12  ...  Menguy, Ludovic Non-linear effect of The inertia of The fluid on acoustic streaming in cylindrical guides 2pNSa12 Peters, Juergen Prediction of railway induced vibration by means of transfer functions  ...  In a previous paper, it has been shown that these two methods are based on the same principle, i.e., physical reconstruction of the acoustical 3-D field, which appears as the most relevant solution to  ... 
doi:10.1121/1.424815 fatcat:ytvgn7hl6zd3pklj5mihgyvrwa

On the relation between peripheral compression and the growth of loudness

So/ren Buus, Mary Florentine, Torben Poulsen, Hannes Müsch
1999 Journal of the Acoustical Society of America  
1pNSb13 Jiricek, Ondrej Experiences with attenuation of low frequency noise in duct 1pPAb12 Niederdraenk, Torsten A correlation-measuring-system for ultrasonic NDT using maximum length sequences 1pPAc12  ...  Menguy, Ludovic Non-linear effect of The inertia of The fluid on acoustic streaming in cylindrical guides 2pNSa12 Peters, Juergen Prediction of railway induced vibration by means of transfer functions  ...  In a previous paper, it has been shown that these two methods are based on the same principle, i.e., physical reconstruction of the acoustical 3-D field, which appears as the most relevant solution to  ... 
doi:10.1121/1.424892 fatcat:ad7hvfuxunfq3ahsktlmw7y5he

Recent multi‐purpose hall designs in Denmark with physically variable acoustics

Anders Chr. Gade, Niels Vilhelm Jordan
1999 Journal of the Acoustical Society of America  
1pNSb13 Jiricek, Ondrej Experiences with attenuation of low frequency noise in duct 1pPAb12 Niederdraenk, Torsten A correlation-measuring-system for ultrasonic NDT using maximum length sequences 1pPAc12  ...  Menguy, Ludovic Non-linear effect of The inertia of The fluid on acoustic streaming in cylindrical guides 2pNSa12 Peters, Juergen Prediction of railway induced vibration by means of transfer functions  ...  In a previous paper, it has been shown that these two methods are based on the same principle, i.e., physical reconstruction of the acoustical 3-D field, which appears as the most relevant solution to  ... 
doi:10.1121/1.425370 fatcat:a2qlh77jfngzlam2fdtidpec24

Modeling huge sound sources in a room acoustical calculation program

Claus L. Christensen
1999 Journal of the Acoustical Society of America  
1pNSb13 Jiricek, Ondrej Experiences with attenuation of low frequency noise in duct 1pPAb12 Niederdraenk, Torsten A correlation-measuring-system for ultrasonic NDT using maximum length sequences 1pPAc12  ...  Menguy, Ludovic Non-linear effect of The inertia of The fluid on acoustic streaming in cylindrical guides 2pNSa12 Peters, Juergen Prediction of railway induced vibration by means of transfer functions  ...  In a previous paper, it has been shown that these two methods are based on the same principle, i.e., physical reconstruction of the acoustical 3-D field, which appears as the most relevant solution to  ... 
doi:10.1121/1.424788 fatcat:vbuj7r223jbbti7w7slacqsyvy

The traveling‐wave amplifier model of the cochlea adapted to dolphins

Lars N. Andersen, Whitlow W. L. Au
1999 Journal of the Acoustical Society of America  
1pNSb13 Jiricek, Ondrej Experiences with attenuation of low frequency noise in duct 1pPAb12 Niederdraenk, Torsten A correlation-measuring-system for ultrasonic NDT using maximum length sequences 1pPAc12  ...  Menguy, Ludovic Non-linear effect of The inertia of The fluid on acoustic streaming in cylindrical guides 2pNSa12 Peters, Juergen Prediction of railway induced vibration by means of transfer functions  ...  In a previous paper, it has been shown that these two methods are based on the same principle, i.e., physical reconstruction of the acoustical 3-D field, which appears as the most relevant solution to  ... 
doi:10.1121/1.424793 fatcat:qgyw2jnyq5bopjbjl3n3hy4eki

Calculation of the A term of magnetic circular dichroism based on time dependent-density functional theory I. Formulation and implementation

Michael Seth, Tom Ziegler, Arup Banerjee, Jochen Autschbach, Stan J. A. van Gisbergen, Evert J. Baerends
2004 Journal of Chemical Physics  
Listeners with normal hearing as well as listeners with hearing impairments, with and without hearing aids, will be considered.  ...  Speech intelligibility tests are widely used to evaluate personal speech hearing ability accurately.  ...  Suppression of speech intelligibility loss through a modulation transfer function-based speech dereverberation method.  ... 
doi:10.1063/1.1747828 pmid:15268124 fatcat:hwyfald5a5f4njmw5h7p6vjhnu

Three-dimensional point-cloud room model in room acoustics simulations

Milos Markovic, So/ren K. Olesen, Dorte Hammersho/i
2013 Journal of the Acoustical Society of America  
Measurements were done with an impedance probe consisting of a typical hearing aid receiver and a hearing aid microphone.  ...  By using an integrated ear canal microphone, individual RECD estimation could be feasible in future hearing aid fitting.  ...  As illustrative examples, the energybased MCMC algorithms are applied to the problem of filter design as used in human head-related transfer functions and in acoustic impedance boundaries within the finite-difference  ... 
doi:10.1121/1.4806371 fatcat:ln4w6j7cjvchrckf2gzfmeiwoi

High‐intensity, focused ultrasonic fields

Leif Bjørnoø
1988 Journal of the Acoustical Society of America  
The intensity technique was initially developed for sound power measurements but it can be used as a general tool for sound field investigations.  ...  The basics of the measurement technique, using two-microphone probes or pressure-velocity probes, and the appropriate dedicated instrumentation or more general computer use, will be discussed.  ...  Estimates of filter width for 25 hearing-impaired subjects (calculated from masked thresholds measured in broadband noise as function of the width of a spectral notch) revealed auditory filter widths that  ... 
doi:10.1121/1.2025494 fatcat:yhmkhlqhivbwnp2lxraret33iq
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