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Audio Signal Processing Using Fractional Linear Prediction [PDF]

open access: goldMathematics, 2019
Fractional linear prediction (FLP), as a generalization of conventional linear prediction (LP), was recently successfully applied in different fields of research and engineering, such as biomedical signal processing, speech modeling and image processing.
Tomas Skovranek, Vladimir Despotovic
doaj   +2 more sources

A CNN-Assisted Enhanced Audio Signal Processing for Speech Emotion Recognition [PDF]

open access: yesSensors, 2019
Speech is the most significant mode of communication among human beings and a potential method for human-computer interaction (HCI) by using a microphone sensor. Quantifiable emotion recognition using these sensors from speech signals is an emerging area
Mustaqeem, Soonil Kwon
doaj   +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

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

Particle-Velocity-Based Mixed-Source Sound Field Translation for Binaural Reproduction

open access: yesApplied Sciences, 2023
Following the rise of virtual reality is a demand for sound field reproduction techniques that allow the user to interact and move within acoustic reproductions with six-degrees-of-freedom.
Huanyu Zuo   +4 more
doaj   +1 more source

Spatial audio signal processing for binaural reproduction of recorded acoustic scenes – review and challenges

open access: yesActa Acustica, 2022
Spatial audio has been studied for several decades, but has seen much renewed interest recently due to advances in both software and hardware for capture and playback, and the emergence of applications such as virtual reality and augmented reality.
Rafaely Boaz   +9 more
doaj   +1 more source

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