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Related papers: Speech Quality Assessment through MOS using Non-Ma…

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The estimation of speech intelligibility is still far from being a solved problem. Especially one aspect is problematic: most of the standard models require a clean reference signal in order to estimate intelligibility. This is an issue of…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-29 Mahdie Karbasi , Stefan Bleeck , Dorothea Kolossa

The common standard for quality evaluation of automatic speech recognition (ASR) systems is reference-based metrics such as the Word Error Rate (WER), computed using manual ground-truth transcriptions that are time-consuming and expensive…

Computation and Language · Computer Science 2023-06-26 Kamer Ali Yuksel , Thiago Ferreira , Ahmet Gunduz , Mohamed Al-Badrashiny , Golara Javadi

In speech generation tasks, human subjective ratings, usually referred to as the opinion score, are considered the "gold standard" for speech quality evaluation, with the mean opinion score (MOS) serving as the primary evaluation metric.…

Sound · Computer Science 2024-06-21 Yuxun Tang , Jiatong Shi , Yuning Wu , Qin Jin

Traditional image quality assessment (IQA) methods rely on mean opinion scores (MOS), which are resource-intensive to collect and fail to provide interpretable, localized feedback on specific image distortions. We overcome these limitations…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Fadeel Sher Khan , Long N. Le , Abhinau K. Venkataramanan , Seok-Jun Lee , Hamid R. Sheikh

Research in modeling subjective metrics for quality assessment has led to the development of no-reference speech models that directly operate on utterance waveforms to predict the Mean Opinion Score (MOS). These models often rely on…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-29 Imran E Kibria , Donald S. Williamson

This paper proposes a dual-stage, low complexity, and reconfigurable technique to enhance the speech contaminated by various types of noise sources. Driven by input data and audio contents, the proposed dual-stage speech enhancement…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-18 Jun Yang , Nico Brailovsky

This position paper argues that Mean Opinion Score (MOS), while historically foundational, is no longer sufficient as the sole supervisory signal for multimedia quality assessment models. MOS reduces rich, context-sensitive human judgments…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Mohamed Amine Kerkouri , Marouane Tliba , Aladine Chetouani , Nour Aburaed , Alessandro Bruno

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

Assessing the naturalness of speech using mean opinion score (MOS) prediction models has positive implications for the automatic evaluation of speech synthesis systems. Early MOS prediction models took the raw waveform or amplitude spectrum…

Sound · Computer Science 2024-11-19 Yu-Fei Shi , Yang Ai , Ye-Xin Lu , Hui-Peng Du , Zhen-Hua Ling

Human subjective evaluation is the gold standard to evaluate speech quality optimized for human perception. Perceptual objective metrics serve as a proxy for subjective scores. We have recently developed a non-intrusive speech quality…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-07 Chandan K A Reddy , Vishak Gopal , Ross Cutler

With the advances in speech communication systems such as online conferencing applications, we can seamlessly work with people regardless of where they are. However, during online meetings, speech quality can be significantly affected by…

Predicting audio quality in voice synthesis and conversion systems is a critical yet challenging task, especially when traditional methods like Mean Opinion Scores (MOS) are cumbersome to collect at scale. This paper addresses the gap in…

Sound · Computer Science 2023-12-27 Aditya Ravuri , Erica Cooper , Junichi Yamagishi

Without the need for a clean reference, non-intrusive speech assessment methods have caught great attention for objective evaluations. While deep learning models have been used to develop non-intrusive speech assessment methods with…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-16 Hsin-Tien Chiang , Szu-Wei Fu , Hsin-Min Wang , Yu Tsao , John H. L. Hansen

The ground truth used for training image, video, or speech quality prediction models is based on the Mean Opinion Scores (MOS) obtained from subjective experiments. Usually, it is necessary to conduct multiple experiments, mostly with…

Audio and Speech Processing · Electrical Eng. & Systems 2021-12-15 Gabriel Mittag , Saman Zadtootaghaj , Thilo Michael , Babak Naderi , Sebastian Möller

Several studies have proposed deep-learning-based models to predict the mean opinion score (MOS) of synthesized speech, showing the possibility of replacing human raters. However, inter- and intra-rater variability in MOSs makes it hard to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-03 Yeunju Choi , Youngmoon Jung , Hoirin Kim

Recent research on speech enhancement (SE) has seen the emergence of deep-learning-based methods. It is still a challenging task to determine the effective ways to increase the generalizability of SE under diverse test conditions. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-01 Ryandhimas E. Zezario , Chiou-Shann Fuh , Hsin-Min Wang , Yu Tsao

Automatic Mean Opinion Score (MOS) prediction is crucial to evaluate the perceptual quality of the synthetic speech. While recent approaches using pre-trained self-supervised learning (SSL) models have shown promising results, they only…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-01 Hui Wang , Shiwan Zhao , Xiguang Zheng , Yong Qin

Subjective listening tests remain the golden standard for speech quality assessment, but are costly, variable, and difficult to scale. In contrast, existing objective metrics, such as PESQ, F0 correlation, and DNSMOS, typically capture only…

Sound · Computer Science 2025-05-28 Jiatong Shi , Hye-Jin Shim , Shinji Watanabe

Human perception has the unique ability to focus on specific events in a mixture of signals--a challenging task for existing non-intrusive assessment methods. In this work, we introduce semi-intrusive assessment that emulates human…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-23 Jozef Coldenhoff , Milos Cernak

Current state-of-the-art methods for automatic synthetic speech evaluation are based on MOS prediction neural models. Such MOS prediction models include MOSNet and LDNet that use spectral features as input, and SSL-MOS that relies on a…