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Segmenting audio into homogeneous sections such as music and speech helps us understand the content of audio. It is useful as a pre-processing step to index, store, and modify audio recordings, radio broadcasts and TV programmes. Deep…

Contextual biasing is an important and challenging task for end-to-end automatic speech recognition (ASR) systems, which aims to achieve better recognition performance by biasing the ASR system to particular context phrases such as person…

Computation and Language · Computer Science 2022-09-08 Xiaoqiang Wang , Yanqing Liu , Jinyu Li , Veljko Miljanic , Sheng Zhao , Hosam Khalil

Language-queried audio source separation (LASS) focuses on separating sounds using textual descriptions of the desired sources. Current methods mainly use discriminative approaches, such as time-frequency masking, to separate target sounds…

Sound · Computer Science 2025-01-10 Yi Yuan , Xubo Liu , Haohe Liu , Mark D. Plumbley , Wenwu Wang

Automatic Speech Recognition (ASR) is an area of growing academic and commercial interest due to the high demand for applications that use it to provide a natural communication method. It is common for general purpose ASR systems to fail in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-24 Rafael Viana-Cámara , Diego Campos-Sobrino , Mario Campos-Soberanis

Matched filters are widely used to localise signal patterns due to their high efficiency and interpretability. However, their effectiveness deteriorates for low signal-to-noise ratio (SNR) signals, such as those recorded on edge devices,…

Signal Processing · Electrical Eng. & Systems 2025-09-01 Haozhe Tian , Qiyu Rao , Nina Moutonnet , Pietro Ferraro , Danilo Mandic

Fine-tuning pretrained language models (LMs) is a popular approach to automatic speech recognition (ASR) error detection during post-processing. While error detection systems often take advantage of statistical language archetypes captured…

Computation and Language · Computer Science 2021-08-05 Seongmin Park , Dongchan Shin , Sangyoun Paik , Subong Choi , Alena Kazakova , Jihwa Lee

This paper presents a brief survey on Automatic Speech Recognition and discusses the major themes and advances made in the past 60 years of research, so as to provide a technological perspective and an appreciation of the fundamental…

Computation and Language · Computer Science 2010-01-14 M. A. Anusuya , S. K. Katti

We introduce and analyze a novel approach to the problem of speaker identification in multi-party recorded meetings. Given a speech segment and a set of available candidate profiles, we propose a novel data-driven way to model the distance…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-23 Nikolaos Flemotomos , Dimitrios Dimitriadis

Automatic speech recognition (ASR) system is becoming a ubiquitous technology. Although its accuracy is closing the gap with that of human level under certain settings, one area that can further improve is to incorporate user-specific…

Computation and Language · Computer Science 2020-05-05 Young Mo Kang , Yingbo Zhou

We propose a new framework to improve automatic speech recognition (ASR) systems in resource-scarce environments using a generative adversarial network (GAN) operating on acoustic input features. The GAN is used to enhance the features of…

Sound · Computer Science 2022-10-07 Walter Heymans , Marelie H. Davel , Charl van Heerden

Speech deepfake detection has achieved remarkable success in clean environments but faces significant challenges in complex, real-world scenarios where speech is often mixed with background music or noise. Current state-of-the-art methods…

Sound · Computer Science 2026-05-25 Qingcao Li , Yipeng Lin , Weichen Lian , Zhongjie Ba , Peng Cheng , Zhichao Lian

Multilingual automatic speech recognition (ASR) systems mostly benefit low resource languages but suffer degradation in performance across several languages relative to their monolingual counterparts. Limited studies have focused on…

Computation and Language · Computer Science 2022-07-08 Muhammad Umar Farooq , Thomas Hain

This paper presents a new approach to the problem of correcting speech recognition errors by means of post-editing. It consists of using a neural sequence tagger that learns how to correct an ASR (Automatic Speech Recognition) hypothesis…

Computation and Language · Computer Science 2024-06-13 Tomasz Ziętkiewicz

We consider the problem of training speech recognition systems without using any labeled data, under the assumption that the learner can only access to the input utterances and a phoneme language model estimated from a non-overlapping…

Audio and Speech Processing · Electrical Eng. & Systems 2018-12-27 Chih-Kuan Yeh , Jianshu Chen , Chengzhu Yu , Dong Yu

Audio-based equipment condition monitoring suffers from a lack of standardized methodologies for algorithm selection, hindering reproducible research. This paper addresses this gap by introducing a comprehensive framework for the systematic…

Machine Learning · Computer Science 2026-03-20 Srijesh Pillai , Yodhin Agarwal , Zaheeruddin Ahmed

Developing an MR sequence is challenging and remains largely constrained by human intuition. Recently, AI-driven approaches have been proposed; however, most require an initial sequence for parameter optimization or extensive training…

Artificial Intelligence · Computer Science 2026-04-17 Rokgi Hong , Hongjun An , Sooyeon Ji , Jongho Lee

Constructing a dataset for replay spoofing detection requires a physical process of playing an utterance and re-recording it, presenting a challenge to the collection of large-scale datasets. In this study, we propose a self-supervised…

Machine Learning · Computer Science 2020-08-20 Hye-jin Shim , Hee-Soo Heo , Jee-weon Jung , Ha-Jin Yu

We present VoiceRestore, a novel approach to restoring the quality of speech recordings using flow-matching Transformers trained in a self-supervised manner on synthetic data. Our method tackles a wide range of degradations frequently found…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-03 Stanislav Kirdey

The end-to-end speech synthesis model can directly take an utterance as reference audio, and generate speech from the text with prosody and speaker characteristics similar to the reference audio. However, an appropriate acoustic embedding…

Sound · Computer Science 2021-10-12 Cheng Gong , Longbiao Wang , Zhenhua Ling , Ju Zhang , Jianwu Dang

Multi-speaker automatic speech recognition (MS-ASR) faces significant challenges in transcribing overlapped speech, a task critical for applications like meeting transcription and conversational analysis. While serialized output training…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-09 Yuke Lin , Ming Cheng , Ze Li , Beilong Tang , Ming Li