Results 121 to 130 of about 7,769,076 (229)

SPECTRAL SUBTRACTION METHOD OF SPEECH ENHANCEMENT USING ADAPTIVE ESTIMATION OF NOISE WITH PDE METHOD AS A PREPROCESSING TECHNIQUE [PDF]

open access: yesICTACT Journal on Communication Technology, 2010
Speech Enhancement can be used as a preprocessing technique in any of the speech communication systems. Speech communication involves a speaker, listener and communication device.
D. Deepa, A. Shanmugam
doaj  

Improved Wasserstein conditional generative adversarial network speech enhancement

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
The speech enhancement based on the generative adversarial network has achieved excellent results with large quantities of data, but performance in the low-data regime and tasks like unseen data learning still lag behind.
Shan Qin, Ting Jiang
doaj   +1 more source

Studies in Signal Processing Techniques for Speech Enhancement: A comparative study [PDF]

open access: yes
Speech enhancement is very essential to suppress the background noise and to increase speech intelligibility and reduce fatigue in hearing. There exist many simple speech enhancement algorithms like spectral subtraction to complex algorithms like ...
Narasimhan, SV, Shivamurti, M
core  

Speech Enhancement Based on Dictionary Learning and Low-Rank Matrix Decomposition

open access: yesIEEE Access, 2019
In this paper, a new speech enhancement method is proposed based on dictionary learning and low-rank matrix decomposition with the objective to improve speech quality and intelligibility.
Yunyun Ji   +2 more
doaj   +1 more source

On Single-Channel Speech Enhancement and On Non-Linear Modulation-Domain Kalman Filtering [PDF]

open access: yesarXiv, 2018
This report focuses on algorithms that perform single-channel speech enhancement. The author of this report uses modulation-domain Kalman filtering algorithms for speech enhancement, i.e. noise suppression and dereverberation, in [1], [2], [3], [4] and [5].
arxiv  

Frequency-domain distributed multichannel wiener filtering speech enhancement algorithm [PDF]

open access: yesE3S Web of Conferences
A frequency-domain distributed microphone multi-channel Wiener filter speech enhancement algorithm is proposed in this paper. In this paper, the distributed microphone speech model is considered.
Tu Jingxian, Qin Guijiang, Lv Haifeng
doaj   +1 more source

Distortionless Multi-Channel Target Speech Enhancement for Overlapped Speech Recognition [PDF]

open access: yesarXiv, 2020
Speech enhancement techniques based on deep learning have brought significant improvement on speech quality and intelligibility. Nevertheless, a large gain in speech quality measured by objective metrics, such as perceptual evaluation of speech quality (PESQ), does not necessarily lead to improved speech recognition performance due to speech distortion
arxiv  

Plugin Speech Enhancement: A Universal Speech Enhancement Framework Inspired by Dynamic Neural Network [PDF]

open access: yesarXiv
The expectation to deploy a universal neural network for speech enhancement, with the aim of improving noise robustness across diverse speech processing tasks, faces challenges due to the existing lack of awareness within static speech enhancement frameworks regarding the expected speech in downstream modules. These limitations impede the effectiveness
arxiv  

Parameters of spectral shape in speech intelligibility enhancement [PDF]

open access: bronze, 1980
J. R. Trinder   +3 more
openalex   +1 more source

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