Results 141 to 150 of about 2,121 (207)

Multichannel mobile audio recordings for spatial enhancements and ambisonics rendering

open access: yes2023 Immersive and 3D Audio: from Architecture to Automotive (I3DA), 2023
Ambisonics recording allows the playback of a captured 3D audio scene. In many cases, higher-order ambisonics or a set of first-order ambisonics arrays may be used for better results.
C A Dimoulas   +2 more
exaly   +2 more sources

Transducer Distribution on Spherical Arrays for Ambisonics Recording and Playback

2023 Immersive and 3D Audio: from Architecture to Automotive (I3DA), 2023
Microphone and loudspeaker arrays are nowadays more and more employed in several applications, such as automotive industry, entertainment, immersive teleconferencing, or remote assistance. The position of the transducers over the surface of the array has
D. Pinardi, A. Farina, M. Binelli
semanticscholar   +1 more source

CRNN-Based Multiple DoA Estimation Using Acoustic Intensity Features for Ambisonics Recordings

open access: yesIEEE Journal on Selected Topics in Signal Processing, 2019
Localizing audio sources is challenging in real reverberant environments, especially when several sources are active. We propose to use a neural network built from stacked convolutional and recurrent layers in order to estimate the directions of arrival ...
Emmanuel Vincent   +2 more
exaly   +2 more sources

Differences in speech intelligibility in noise under Ambisonics-based virtual acoustic environments with varying sound recording/rendering methods

INTER-NOISE and NOISE-CON Congress and Conference Proceedings, 2023
The present study investigates the differences in speech intelligibility in noise under Ambisonics-based virtual acoustic environments realised by various recording/rendering methods.
Yusuke Hioka   +4 more
semanticscholar   +1 more source

Incoherent idempotent ambisonics rendering

2017 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA), 2017
We describe a family of ambisonics rendering methods that is based on optimizing the soundfield component that lies in the null space of the operator that maps the loudspeaker signals onto the given ambisonics representation. In contrast to traditional rendering approaches, the new method avoids the coherent addition of loudspeaker contributions to the
W. Bastiaan Kleijn   +3 more
openaire   +4 more sources

Sparse DNN Model for Frequency Expanding of Higher Order Ambisonics Encoding Process

IEEE/ACM Transactions on Audio Speech and Language Processing, 2022
The performance of higherorder Ambisonics (HOA) signals obtained using spherical harmonics decomposition method is disturbed by two primary sources of errors, the noise pollution in low-frequency band and the spatial aliasing in high-frequency band ...
Shan Gao, Jing Lin, Xihong Wu, T. Qu
semanticscholar   +1 more source

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