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Speech therapy is essential for rehabilitating speech disorders caused by neurological impairments such as stroke. However, traditional manual and computer-assisted systems are limited in real-time accessibility and articulatory motion…

Sound · Computer Science 2025-11-03 Yudong Yang , Xiaokang Liu , Shaofeng zhao , Rongfeng Su , Nan Yan , Lan Wang

Rich sources of variability in natural speech present significant challenges to current data intensive speech recognition technologies. To model both speaker and environment level diversity, this paper proposes a novel Bayesian factorised…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-27 Jiajun Deng , Guinan Li , Xurong Xie , Zengrui Jin , Mingyu Cui , Tianzi Wang , Shujie Hu , Mengzhe Geng , Xunying Liu

Visual speech recognition models traditionally consist of two stages, feature extraction and classification. Several deep learning approaches have been recently presented aiming to replace the feature extraction stage by automatically…

Computer Vision and Pattern Recognition · Computer Science 2019-07-10 Stavros Petridis , Yujiang Wang , Pingchuan Ma , Zuwei Li , Maja Pantic

Interactive speech recognition systems must generate words quickly while also producing accurate results. Two-pass models excel at these requirements by employing a first-pass decoder that quickly emits words, and a second-pass decoder that…

Computation and Language · Computer Science 2021-01-28 Ke Hu , Ruoming Pang , Tara N. Sainath , Trevor Strohman

With the rapid development of Natural Language Processing (NLP) technology, the accuracy and efficiency of machine translation have become hot topics of research. This paper proposes a novel Seq2Seq model aimed at improving translation…

Computation and Language · Computer Science 2024-11-01 Yuxu Wu , Yiren Xing

In real-world applications, automatic speech recognition (ASR) systems must handle overlapping speech from multiple speakers and recognize rare words like technical terms. Traditional methods address multi-talker ASR and contextual biasing…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-17 Jiajun He , Naoki Sawada , Koichi Miyazaki , Tomoki Toda

We present our first efforts in building an automatic speech recognition system for Somali, an under-resourced language, using 1.57 hrs of annotated speech for acoustic model training. The system is part of an ongoing effort by the United…

Computation and Language · Computer Science 2018-07-24 Raghav Menon , Astik Biswas , Armin Saeb , John Quinn , Thomas Niesler

The integration of large language models (LLMs) with vision-language (VL) tasks has been a transformative development in the realm of artificial intelligence, highlighting the potential of LLMs as a versatile general-purpose chatbot.…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Vedanshu , MM Tripathi , Bhavnesh Jaint

Confidence estimation, in which we estimate the reliability of each recognized token (e.g., word, sub-word, and character) in automatic speech recognition (ASR) hypotheses and detect incorrectly recognized tokens, is an important function…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-25 Atsunori Ogawa , Naohiro Tawara , Takatomo Kano , Marc Delcroix

This paper introduces the integration of language-specific bi-directional context into a speech large language model (SLLM) to improve multilingual continuous conversational automatic speech recognition (ASR). We propose a character-level…

Computation and Language · Computer Science 2025-07-08 Yizhou Peng , Hexin Liu , Eng Siong Chng

We analyze the impact of speaker adaptation in end-to-end automatic speech recognition models based on transformers and wav2vec 2.0 under different noise conditions. By including speaker embeddings obtained from x-vector and ECAPA-TDNN…

Humans are capable of processing speech by making use of multiple sensory modalities. For example, the environment where a conversation takes place generally provides semantic and/or acoustic context that helps us to resolve ambiguities or…

Computation and Language · Computer Science 2019-02-21 Ozan Caglayan , Ramon Sanabria , Shruti Palaskar , Loïc Barrault , Florian Metze

Auto-regressive speech-text models pre-trained on interleaved text tokens and discretized speech tokens demonstrate strong speech understanding and generation, yet remain substantially less compute-efficient than text LLMs, partly due to…

Computation and Language · Computer Science 2026-03-11 Yen-Ju Lu , Yashesh Gaur , Wei Zhou , Benjamin Muller , Jesus Villalba , Najim Dehak , Luke Zettlemoyer , Gargi Ghosh , Mike Lewis , Srinivasan Iyer , Duc Le

In this study, we present an innovative technique for speaker adaptation in order to improve the accuracy of segmentation with application to unit-selection Text-To-Speech (TTS) systems. Unlike conventional techniques for speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-01 Claudio Zito , Fabio Tesser , Mauro Nicolao , Piero Cosi

Recent work has begun exploring neural acoustic word embeddings---fixed-dimensional vector representations of arbitrary-length speech segments corresponding to words. Such embeddings are applicable to speech retrieval and recognition tasks,…

Computation and Language · Computer Science 2017-03-14 Wanjia He , Weiran Wang , Karen Livescu

Despite the success of deep learning in speech recognition, multi-dialect speech recognition remains a difficult problem. Although dialect-specific acoustic models are known to perform well in general, they are not easy to maintain when…

Machine Learning · Computer Science 2022-05-09 Sanghyun Yoo , Inchul Song , Yoshua Bengio

We describe a large vocabulary speech recognition system that is accurate, has low latency, and yet has a small enough memory and computational footprint to run faster than real-time on a Nexus 5 Android smartphone. We employ a quantized…

Terrain classification is a critical component of any autonomous mobile robot system operating in unknown real-world environments. Over the years, several proprioceptive terrain classification techniques have been introduced to increase…

Robotics · Computer Science 2018-04-04 Abhinav Valada , Wolfram Burgard

It is today acknowledged that neural network language models outperform backoff language models in applications like speech recognition or statistical machine translation. However, training these models on large amounts of data can take…

Neural and Evolutionary Computing · Computer Science 2015-07-08 Aram Ter-Sarkisov , Holger Schwenk , Loic Barrault , Fethi Bougares

We present a structured overview of adaptation algorithms for neural network-based speech recognition, considering both hybrid hidden Markov model / neural network systems and end-to-end neural network systems, with a focus on speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-02 Peter Bell , Joachim Fainberg , Ondrej Klejch , Jinyu Li , Steve Renals , Pawel Swietojanski