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Automatic speaker verification (ASV) plays a critical role in security-sensitive environments. Regrettably, the reliability of ASV has been undermined by the emergence of spoofing attacks, such as replay and synthetic speech, as well as…

Sound · Computer Science 2023-06-27 Haibin Wu , Jiawen Kang , Lingwei Meng , Helen Meng , Hung-yi Lee

Despite recent advances, Automatic Speech Recognition (ASR) systems are still far from perfect. Typical errors include acronyms, named entities, and domain-specific special words for which little or no labeled data is available. To address…

Computation and Language · Computer Science 2025-01-30 Christian Huber , Alexander Waibel

We propose automatic speech recognition (ASR) models inspired by echo state network (ESN), in which a subset of recurrent neural networks (RNN) layers in the models are randomly initialized and untrained. Our study focuses on RNN-T and…

Computation and Language · Computer Science 2021-02-19 Harsh Shrivastava , Ankush Garg , Yuan Cao , Yu Zhang , Tara Sainath

Audio has become an increasingly crucial biometric modality due to its ability to provide an intuitive way for humans to interact with machines. It is currently being used for a range of applications, including person authentication to…

Sound · Computer Science 2023-07-14 Rishabh Ranjan , Mayank Vatsa , Richa Singh

Speech Emotion Recognition (SER) plays a pivotal role in understanding human communication, enabling emotionally intelligent systems, and serving as a fundamental component in the development of Artificial General Intelligence (AGI).…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-03 Yuanchao Li

Speech Emotion Recognition (SER) task has known significant improvements over the last years with the advent of Deep Neural Networks (DNNs). However, even the most successful methods are still rather failing when adaptation to specific…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-16 Clément Le Moine , Nicolas Obin , Axel Roebel

Current front-ends for robust automatic speech recognition(ASR) include masking- and mapping-based deep learning approaches to speech enhancement. A recently proposed deep learning approach toa prioriSNR estimation, called DeepXi, was able…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-29 Aaron Nicolson , Kuldip K. Paliwal

Automatic Speech Recognition (ASR) is an imperfect process that results in certain mismatches in ASR output text when compared to plain written text or transcriptions. When plain text data is to be used to train systems for spoken language…

Computation and Language · Computer Science 2021-04-02 Prashant Serai , Vishal Sunder , Eric Fosler-Lussier

Stuttering -- characterized by involuntary disfluencies such as blocks, prolongations, and repetitions -- is often misinterpreted by automatic speech recognition (ASR) systems, resulting in elevated word error rates and making voice-driven…

Sound · Computer Science 2025-08-22 Dena Mujtaba , Nihar Mahapatra

The front-end module in multi-channel automatic speech recognition (ASR) systems mainly use microphone array techniques to produce enhanced signals in noisy conditions with reverberation and echos. Recently, neural network (NN) based…

Sound · Computer Science 2020-11-19 Yuxiang Kong , Jian Wu , Quandong Wang , Peng Gao , Weiji Zhuang , Yujun Wang , Lei Xie

Voice Recognition Systems (VRSs) employ deep learning for speech recognition and speaker recognition. They have been widely deployed in various real-world applications, from intelligent voice assistance to telephony surveillance and…

Cryptography and Security · Computer Science 2023-07-26 Baochen Yan , Jiahe Lan , Zheng Yan

While machine learning techniques are traditionally resource intensive, we are currently witnessing an increased interest in hardware and energy efficient approaches. This need for resource-efficient machine learning is primarily driven by…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-23 Lukas Pfeifenberger , Matthias Zöhrer , Günther Schindler , Wolfgang Roth , Holger Fröning , Franz Pernkopf

This paper presents exploration of speech enable operating systems, software, and applications. It begins with a description of how such systems work, and the level of accuracy that can be expected. It explains the applications of speech…

Human-Computer Interaction · Computer Science 2013-05-01 Kamlesh Sharma , T. Suryakanthi , T. V. Prasad

Automatic recognition of disordered speech remains a highly challenging task to date due to data scarcity. This paper presents a reinforcement learning (RL) based on-the-fly data augmentation approach for training state-of-the-art PyChain…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-15 Zengrui Jin , Xurong Xie , Tianzi Wang , Mengzhe Geng , Jiajun Deng , Guinan Li , Shujie Hu , Xunying Liu

In this paper we propose the Structured Deep Neural Network (structured DNN) as a structured and deep learning framework. This approach can learn to find the best structured object (such as a label sequence) given a structured input (such…

Computation and Language · Computer Science 2015-11-10 Yi-Hsiu Liao , Hung-yi Lee , Lin-shan Lee

Automatic Speech Recognition (ASR), as the assistance of speech communication between pilots and air-traffic controllers, can significantly reduce the complexity of the task and increase the reliability of transmitted information. ASR…

Computation and Language · Computer Science 2022-02-09 Iuliia Nigmatulina , Juan Zuluaga-Gomez , Amrutha Prasad , Seyyed Saeed Sarfjoo , Petr Motlicek

Despite the rapid progress of automatic speech recognition (ASR) technologies in the past few decades, recognition of disordered speech remains a highly challenging task to date. Disordered speech presents a wide spectrum of challenges to…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-01 Shansong Liu , Mengzhe Geng , Shoukang Hu , Xurong Xie , Mingyu Cui , Jianwei Yu , Xunying Liu , Helen Meng

The main motivation for Automatic Speech Recognition (ASR) is efficient interfaces to computers, and for the interfaces to be natural and truly useful, it should provide coverage for a large group of users. The purpose of these tasks is to…

Computation and Language · Computer Science 2013-03-25 Urmila Shrawankar , VM Thakare

Recent advancements in supervised automatic speech recognition (ASR) have achieved remarkable performance, largely due to the growing availability of large transcribed speech corpora. However, most languages lack sufficient paired speech…

Computation and Language · Computer Science 2025-01-10 Junrui Ni , Liming Wang , Yang Zhang , Kaizhi Qian , Heting Gao , Mark Hasegawa-Johnson , Chang D. Yoo

In this paper, we present a bias and sustainability focused investigation of Automatic Speech Recognition (ASR) systems, namely Whisper and Massively Multilingual Speech (MMS), which have achieved state-of-the-art (SOTA) performances.…

Computation and Language · Computer Science 2025-03-04 Ajinkya Kulkarni , Atharva Kulkarni , Miguel Couceiro , Isabel Trancoso