Results 1 to 10 of about 372,370 (292)

Quantum-assisted distortion-free audio signal sensing [PDF]

open access: yesNature Communications, 2022
High sensitivity in quantum sensing comes often at the expense of other figures of merit, usually resulting in distortion. Here, the authors propose a protocol with good sensitivity, readout linearity and high frequency resolution, and benchmark it ...
Chen Zhang   +11 more
doaj   +2 more sources

Benchmarking Audio Signal Representation Techniques for Classification with Convolutional Neural Networks [PDF]

open access: yesSensors, 2021
Audio signal classification finds various applications in detecting and monitoring health conditions in healthcare. Convolutional neural networks (CNN) have produced state-of-the-art results in image classification and are being increasingly used in ...
Roneel V. Sharan   +2 more
doaj   +2 more sources

Signal processing & audio processors [PDF]

open access: yesActa Oto-Laryngologica, 2021
Signal processing algorithms are the hidden components in the audio processor that converts the received acoustic signal into electrical impulses while maintaining as much relevant information as possible. Signal processing algorithms should be smart enough to mimic the functionality of external, middle and the inner-ear to provide the cochlear implant
Anandhan, Dhanasingh, Ingeborg, Hochmair
openaire   +2 more sources

Power Response and Modal Decay Estimation of Room Reflections from Spherical Microphone Array Measurements Using Eigenbeam Spatial Correlation Model

open access: yesApplied Sciences, 2021
Modal decays and modal power distribution in acoustic environments are key factors in deciding the perceptual quality and performance accuracy of audio applications.
Amy Bastine   +2 more
doaj   +1 more source

A Preliminary Investigation on Frequency Dependant Cues for Human Emotions

open access: yesAcoustics, 2022
The recent advances in Human-Computer Interaction and Artificial Intelligence have significantly increased the importance of identifying human emotions from different sensory cues.
Manish Kumar   +2 more
doaj   +1 more source

Effective Dereverberation with a Lower Complexity at Presence of the Noise

open access: yesApplied Sciences, 2022
Adaptive beamforming and deconvolution techniques have shown effectiveness for reducing noise and reverberation. The minimum variance distortionless response (MVDR) beamformer is the most widely used for adaptive beamforming, whereas multichannel linear ...
Fengqi Tan, Changchun Bao, Jing Zhou
doaj   +1 more source

Packet Loss Concealment Based on Phase Correction and Deep Neural Network

open access: yesApplied Sciences, 2022
In a packet switching network, the performance of packet loss concealment (PLC) is often affected by inaccurate estimation of phase spectrum of speech signal in the lost packet.
Qiang Ji, Changchun Bao, Zihao Cui
doaj   +1 more source

Audio signal transmission method in network-based audio analytics system

open access: yesСучасний стан наукових досліджень та технологій в промисловості, 2023
The subject matter of the article is аudio signal transmission method in network-based audio analytics system. The creation of a network-based audio analytics system leads to the emergence of new classes of load sources that transmit packetized sound ...
Антон Порошенко   +1 more
doaj   +3 more sources

Time Domain Spherical Harmonic Processing with Open Spherical Microphones Recording

open access: yesApplied Sciences, 2021
Spherical harmonic analysis has been a widely used approach for spatial audio processing in recent years. Among all applications that benefit from spatial processing, spatial Active Noise Control (ANC) remains unique with its requirement for open ...
Huiyuan Sun   +2 more
doaj   +1 more source

A Full Loading-Based MVDR Beamforming Method by Backward Correction of the Steering Vector and Reconstruction of the Covariance Matrix

open access: yesApplied Sciences, 2022
In order to improve the performance of the diagonal loading-based minimum variance distortionless response (MVDR) beamformer, a full loading-based MVDR beamforming method is proposed in this paper. Different from the conventional diagonal loading methods,
Jing Zhou, Changchun Bao
doaj   +1 more source

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