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Structural composition and decomposition of HRTFs [PDF]

open access: yesProceedings of the 2001 IEEE Workshop on the Applications of Signal Processing to Audio and Acoustics (Cat. No.01TH8575), 2002
The analysis and modeling of the response of parts of the body provides valuable insight into many features of the head-related transfer function (HRTF). In spatial sound simulations, partial models, such as the spherical head model, can also generate simple and effective approximate localization cues. We consider the composition of an approximate HRTF
Algazi, Ralph   +3 more
openaire   +2 more sources

The Hearpiece database of individual transfer functions of an in-the-ear earpiece for hearing device research

open access: yesActa Acustica, 2021
We present a database of acoustic transfer functions of the Hearpiece, a commercially available multi-microphone multi-driver in-the-ear earpiece for hearing device research. The database includes HRTFs for 87 incidence directions as well as responses of
Denk Florian, Kollmeier Birger
doaj   +1 more source

Interaural time difference individualization in HRTF by scaling through anthropometric parameters

open access: yesEURASIP Journal on Audio, Speech, and Music Processing, 2022
Head-related transfer function (HRTF) individualization can improve the perception of binaural sound. The interaural time difference (ITD) of the HRTF is a relevant cue for sound localization, especially in azimuth.
Pablo Gutierrez-Parera   +3 more
doaj   +1 more source

Enhancing direct‐path relative transfer function using deep neural network for robust sound source localization

open access: yesCAAI Transactions on Intelligence Technology, Volume 7, Issue 3, Page 446-454, September 2022., 2022
Abstract This article proposes a deep neural network (DNN)‐based direct‐path relative transfer function (DP‐RTF) enhancement method for robust direction of arrival (DOA) estimation in noisy and reverberant environments. The DP‐RTF refers to the ratio between the direct‐path acoustic transfer functions of the two microphone channels.
Bing Yang   +4 more
wiley   +1 more source

Measurement of Head-Related Transfer Functions: A Review

open access: yesApplied Sciences, 2020
A head-related transfer function (HRTF) describes an acoustic transfer function between a point sound source in the free-field and a defined position in the listener’s ear canal, and plays an essential role in creating immersive virtual acoustic ...
Song Li, Jürgen Peissig
doaj   +1 more source

A rapid, sensitive, and specific assay to measure TF activity based on chromogenic determination of thrombin generation

open access: yesJournal of Thrombosis and Haemostasis, Volume 20, Issue 4, Page 866-876, April 2022., 2022
Abstract Background Most tissue factor (TF) activity assays are based on measurement of factor X (FX) activation by TF in the presence of factor VII (FVII)/FVIIa. This requires long incubation, which may result in TF‐independent activity of FX and inaccurate measurement of TF activity.
Bjarne Østerud   +5 more
wiley   +1 more source

Compression of Head-Related Transfer Function Based on Tucker and Tensor Train Decomposition

open access: yesIEEE Access, 2019
Head-related transfer function (HRTF) plays an important role in three-dimensional spatial sound system. However, the direct application of a large amount of original HRTF data would involve a great deal of computational burden, especially for high ...
Jing Wang   +3 more
doaj   +1 more source

Folk Music Audio Enhancement Method Combining Internet of Things and GA

open access: yesMobile Information Systems, Volume 2022, Issue 1, 2022., 2022
The current methods of music sound enhancement mainly use the way of enhancing the intensity of the sound source, which ignores the spatial noise cancellation of the human ear, resulting in poor sound enhancement effect. Therefore, this paper proposes an audio enhancement method for folk music combining Internet of Things and GA.
Cheng Ming, Chi Lin
wiley   +1 more source

The Accuracy of Dynamic Sound Source Localization and Recognition Ability of Individual Head-Related Transfer Functions in Binaural Audio Systems with Head Tracking

open access: yesApplied Sciences, 2023
The use of audio systems that employ binaural synthesis with head tracking has become increasingly popular, particularly in virtual reality gaming systems.
Vedran Planinec   +4 more
doaj   +1 more source

The CIPIC HRTF database

open access: yesProceedings of the 2001 IEEE Workshop on the Applications of Signal Processing to Audio and Acoustics (Cat. No.01TH8575), 2002
This paper describes a public-domain database of high-spatial-resolution head-related transfer functions measured at the UC Davis CIPIC Interface Laboratory and the methods used to collect the data.. Release 1.0 (see http://interface.cipic.ucdavis.edu) includes head-related impulse responses for 45 subjects at 25 different azimuths and 50 different ...
Algazi, Ralph   +3 more
openaire   +2 more sources

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