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Speaker-attributed automatic speech recognition (SA-ASR) is a task to recognize "who spoke what" from multi-talker recordings. An SA-ASR system usually consists of multiple modules such as speech separation, speaker diarization and ASR. On…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-21 Naoyuki Kanda , Xiong Xiao , Jian Wu , Tianyan Zhou , Yashesh Gaur , Xiaofei Wang , Zhong Meng , Zhuo Chen , Takuya Yoshioka

Noise-robust speaker verification leverages joint learning of speech enhancement (SE) and speaker verification (SV) to improve robustness. However, prevailing approaches rely on implicit noise suppression, which struggles to separate noise…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-12 Minu Kim , Kangwook Jang , Hoirin Kim

End-to-end modeling (E2E) of automatic speech recognition (ASR) blends all the components of a traditional speech recognition system into a unified model. Although it simplifies training and decoding pipelines, the unified model is hard to…

Computation and Language · Computer Science 2018-12-06 Zhehuai Chen , Mahaveer Jain , Yongqiang Wang , Michael L. Seltzer , Christian Fuegen

Automatic speech recognition (ASR) of overlapped speech remains a highly challenging task to date. To this end, multi-channel microphone array data are widely used in state-of-the-art ASR systems. Motivated by the invariance of visual…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-19 Jianwei Yu , Bo Wu , Rongzhi Gu , Shi-Xiong Zhang , Lianwu Chen , Yong Xu. Meng Yu , Dan Su , Dong Yu , Xunying Liu , Helen Meng

This paper presents an audio visual automatic speech recognition (AV-ASR) system using a Transformer-based architecture. We particularly focus on the scene context provided by the visual information, to ground the ASR. We extract…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-01 Georgios Paraskevopoulos , Srinivas Parthasarathy , Aparna Khare , Shiva Sundaram

Adapting an automatic speech recognition (ASR) system to unseen noise environments is crucial. Integrating adapters into neural networks has emerged as a potent technique for transfer learning. This study thoroughly investigates…

Sound · Computer Science 2024-06-05 Hao Shi , Tatsuya Kawahara

Automatic speech recognition (ASR) has benefited from advances in pretrained speech and language models, yet most systems remain constrained to monolingual settings and short, isolated utterances. While recent efforts in context-aware ASR…

Computation and Language · Computer Science 2026-03-09 Yuchen Zhang , Haralambos Mouratidis , Ravi Shekhar

Automatic speech recognition (ASR) outcomes serve as input for downstream tasks, substantially impacting the satisfaction level of end-users. Hence, the diagnosis and enhancement of the vulnerabilities present in the ASR model bear…

Computation and Language · Computer Science 2024-01-29 Seonmin Koo , Chanjun Park , Jinsung Kim , Jaehyung Seo , Sugyeong Eo , Hyeonseok Moon , Heuiseok Lim

Many speech enhancement methods try to learn the relationship between noisy and clean speech, obtained using an acoustic room simulator. We point out several limitations of enhancement methods relying on clean speech targets; the goal of…

Computation and Language · Computer Science 2018-12-26 Geonmin Kim , Hwaran Lee , Bo-Kyeong Kim , Sang-Hoon Oh , Soo-Young Lee

Although neural machine translation (NMT) has achieved impressive progress recently, it is usually trained on the clean parallel data set and hence cannot work well when the input sentence is the production of the automatic speech…

Computation and Language · Computer Science 2018-11-05 Xiang Li , Haiyang Xue , Wei Chen , Yang Liu , Yang Feng , Qun Liu

Recent research has delved into speech enhancement (SE) approaches that leverage audio embeddings from pre-trained models, diverging from time-frequency masking or signal prediction techniques. This paper introduces an efficient and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-16 Xingwei Sun , Heinrich Dinkel , Yadong Niu , Linzhang Wang , Junbo Zhang , Jian Luan

In the past few years, it has been shown that deep learning systems are highly vulnerable under attacks with adversarial examples. Neural-network-based automatic speech recognition (ASR) systems are no exception. Targeted and untargeted…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-07 Matías Pizarro , Dorothea Kolossa , Asja Fischer

Environmental noises and reverberation have a detrimental effect on the performance of automatic speech recognition (ASR) systems. Multi-condition training of neural network-based acoustic models is used to deal with this problem, but it…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-03 Desh Raj , Jesus Villalba , Daniel Povey , Sanjeev Khudanpur

In recent decades, many studies have suggested that phase information is crucial for speech enhancement (SE), and time-domain single-channel speech enhancement techniques have shown promise in noise suppression and robust automatic speech…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-27 Fu-An Chao , Jeih-weih Hung , Berlin Chen

Automatic Speech Recognition (ASR) systems have been examined and shown to exhibit biases toward particular groups of individuals, influenced by factors such as demographic traits, accents, and speech styles. Noise can disproportionately…

Self-supervised learning representation (SSLR) has demonstrated its significant effectiveness in automatic speech recognition (ASR), mainly with clean speech. Recent work pointed out the strength of integrating SSLR with single-channel…

Sound · Computer Science 2022-10-20 Yoshiki Masuyama , Xuankai Chang , Samuele Cornell , Shinji Watanabe , Nobutaka Ono

This paper presents the contribution to the third 'CHiME' speech separation and recognition challenge including both front-end signal processing and back-end speech recognition. In the front-end, Multi-channel Wiener filter (MWF) is…

Sound · Computer Science 2015-09-22 Xiaofei Wang , Chao Wu , Pengyuan Zhang , Ziteng Wang , Yong Liu , Xu Li , Qiang Fu , Yonghong Yan

Recently, end-to-end models have become a popular approach as an alternative to traditional hybrid models in automatic speech recognition (ASR). The multi-speaker speech separation and recognition task is a central task in cocktail party…

Computation and Language · Computer Science 2018-11-07 Xuankai Chang , Yanmin Qian , Kai Yu , Shinji Watanabe

Self-supervised pre-training methods based on contrastive learning or regression tasks can utilize more unlabeled data to improve the performance of automatic speech recognition (ASR). However, the robustness impact of combining the two…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-28 Qiu-Shi Zhu , Long Zhou , Jie Zhang , Shu-Jie Liu , Yu-Chen Hu , Li-Rong Dai

To better model the contextual information and increase the generalization ability of Speech Activity Detection (SAD) system, this paper leverages a multi-lingual Automatic Speech Recognition (ASR) system to perform SAD. Sequence…

Sound · Computer Science 2021-04-13 Seyyed Saeed Sarfjoo , Srikanth Madikeri , Petr Motlicek
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