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Whispered speech as an acceptable form of human-computer interaction is gaining traction. Systems that address multiple modes of speech require a robust front-end speech classifier. Performance of whispered vs normal speech classification…

Audio and Speech Processing · Electrical Eng. & Systems 2024-08-28 S. Johanan Joysingh , P. Vijayalakshmi , T. Nagarajan

Machine recognition of an atypical speech like whispered speech, is a challenging task. We introduce whisper-to-natural-speech conversion using sequence-to-sequence approach by proposing enhanced transformer architecture, which uses both…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-06 Abhishek Niranjan , Mukesh Sharma , Sai Bharath Chandra Gutha , M Ali Basha Shaik

We present an approach to synthesize whisper by applying a handcrafted signal processing recipe and Voice Conversion (VC) techniques to convert normally phonated speech to whispered speech. We investigate using Gaussian Mixture Models (GMM)…

Whispered speech lacks vocal fold vibration and fundamental frequency, resulting in degraded acoustic cues and making whisper-to-normal (W2N) conversion challenging, especially with limited parallel data. We propose WhispEar, a…

Sound · Computer Science 2026-03-10 Zihao Fang , Yingda Shen , Zifan Guan , Tongtong Song , Zhenyi Liu , Zhizheng Wu

Dysphonia, a prevalent medical condition, leads to voice loss, hoarseness, or speech interruptions. To assess it, researchers have been investigating various machine learning techniques alongside traditional medical assessments.…

Emerging Technologies · Computer Science 2025-02-14 Ha Tran , Bipasha Kashyap , Pubudu N. Pathirana

Whisper fails to correctly transcribe dementia speech because persons with dementia (PwDs) often exhibit irregular speech patterns and disfluencies such as pauses, repetitions, and fragmented sentences. It was trained on standard speech and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-29 Emmanuel Akinrintoyo , Nadine Abdelhalim , Nicole Salomons

Speaker verification is a task of confirming an individual's identity through the analysis of their voice. Whispered speech differs from phonated speech in acoustic characteristics, which degrades the performance of speaker verification…

Sound · Computer Science 2026-05-08 Magdalena Gołębiowska , Piotr Syga

Compensation for channel mismatch and noise interference is essential for robust automatic speech recognition. Enhanced speech has been introduced into the multi-condition training of acoustic models to improve their generalization ability.…

Sound · Computer Science 2022-11-24 Hung-Shin Lee , Pin-Yuan Chen , Yao-Fei Cheng , Yu Tsao , Hsin-Min Wang

Whispering is an important mode of human speech, but no end-to-end recognition results for it were reported yet, probably due to the scarcity of available whispered speech data. In this paper, we present several approaches for end-to-end…

Computation and Language · Computer Science 2020-11-10 Heng-Jui Chang , Alexander H. Liu , Hung-yi Lee , Lin-shan Lee

Speech, Music and Noise classification/segmentation is an important preprocessing step for audio processing/indexing. To this end, we propose a novel 1D Convolutional Neural Network (CNN) - SwishNet. It is a fast and lightweight…

Machine Learning · Computer Science 2018-12-04 Md. Shamim Hussain , Mohammad Ariful Haque

Whispered speech is a special way of pronunciation without using vocal cord vibration. A whispered speech does not contain a fundamental frequency, and its energy is about 20dB lower than that of a normal speech. Converting a whispered…

Sound · Computer Science 2021-11-03 Teng Gao , Jian Zhou , Huabin Wang , Liang Tao , Hon Keung Kwan

We present a state-of-the-art speech recognition system developed using end-to-end deep learning. Our architecture is significantly simpler than traditional speech systems, which rely on laboriously engineered processing pipelines; these…

In recent years, advancements in the field of speech processing have led to cutting-edge deep learning algorithms with immense potential for real-world applications. The automated identification of stuttered speech is one of such…

Sound · Computer Science 2023-11-10 Huma Ameer , Seemab Latif , Rabia Latif , Sana Mukhtar

This research introduces an enhanced version of the multi-objective speech assessment model--MOSA-Net+, by leveraging the acoustic features from Whisper, a large-scaled weakly supervised model. We first investigate the effectiveness of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-04-30 Ryandhimas E. Zezario , Yu-Wen Chen , Szu-Wei Fu , Yu Tsao , Hsin-Min Wang , Chiou-Shann Fuh

Both reverberation and additive noises degrade the speech quality and intelligibility. Weighted prediction error (WPE) method performs well on the dereverberation but with limitations. First, WPE doesn't consider the influence of the…

Sound · Computer Science 2017-08-29 Hao Li , Xueliang Zhang , Hui Zhang , Guanglai Gao

Deep Neural Networks (DNN) have been successful in en- hancing noisy speech signals. Enhancement is achieved by learning a nonlinear mapping function from the features of the corrupted speech signal to that of the reference clean speech…

Machine Learning · Computer Science 2016-06-16 Zhenzhou Wu , Sunil Sivadas , Yong Kiam Tan , Ma Bin , Rick Siow Mong Goh

Enhancing noisy speech is an important task to restore its quality and to improve its intelligibility. In traditional non-machine-learning (ML) based approaches the parameters required for noise reduction are estimated blindly from the…

Sound · Computer Science 2018-01-16 Robert Rehr , Timo Gerkmann

This paper presents an alternate representation framework to commonly used time-frequency representation for acoustic scene classification (ASC). A raw audio signal is represented using a pre-trained convolutional neural network (CNN) using…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-04 Arshdeep Singh

In this paper, Whisper, a large-scale pre-trained model for automatic speech recognition, is proposed to apply to speaker verification. A partial multi-scale feature aggregation (PMFA) approach is proposed based on a subset of Whisper…

Sound · Computer Science 2024-08-29 Yiyang Zhao , Shuai Wang , Guangzhi Sun , Zehua Chen , Chao Zhang , Mingxing Xu , Thomas Fang Zheng

In this paper, we investigate the effectiveness of a quasi-periodic WaveNet (QPNet) vocoder combined with a statistical spectral conversion technique for a voice conversion task. The WaveNet (WN) vocoder has been applied as the waveform…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-24 Yi-Chiao Wu , Patrick Lumban Tobing , Tomoki Hayashi , Kazuhiro Kobayashi , Tomoki Toda
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