English
Related papers

Related papers: TSPC: A Two-Stage Phoneme-Centric Architecture for…

200 papers

Code-switching (CS) refers to the phenomenon that languages switch within a speech signal and leads to language confusion for automatic speech recognition (ASR). This paper aims to address language confusion for improving CS-ASR from two…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-27 Hexin Liu , Haihua Xu , Leibny Paola Garcia , Andy W. H. Khong , Yi He , Sanjeev Khudanpur

Building cross-lingual voice conversion (VC) systems for multiple speakers and multiple languages has been a challenging task for a long time. This paper describes a parallel non-autoregressive network to achieve bilingual and code-switched…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-23 Yaogen Yang , Haozhe Zhang , Xiaoyi Qin , Shanshan Liang , Huahua Cui , Mingyang Xu , Ming Li

Code-switching (CS), common in multilingual settings, presents challenges for ASR due to scarce and costly transcribed data caused by linguistic complexity. This study investigates building CS-ASR using synthetic CS data. We propose a…

Computation and Language · Computer Science 2025-06-18 Tuan Nguyen , Huy-Dat Tran

Code-switching speech refers to a means of expression by mixing two or more languages within a single utterance. Automatic Speech Recognition (ASR) with End-to-End (E2E) modeling for such speech can be a challenging task due to the lack of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-21 Haibin Yu , Yuxuan Hu , Yao Qian , Ma Jin , Linquan Liu , Shujie Liu , Yu Shi , Yanmin Qian , Edward Lin , Michael Zeng

This paper presents the sequence-to-sequence (seq2seq) baseline system for the voice conversion challenge (VCC) 2020. We consider a naive approach for voice conversion (VC), which is to first transcribe the input speech with an automatic…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-07 Wen-Chin Huang , Tomoki Hayashi , Shinji Watanabe , Tomoki Toda

Code-switching (CS) is a common phenomenon and recognizing CS speech is challenging. But CS speech data is scarce and there' s no common testbed in relevant research. This paper describes the design and main outcomes of the ASRU 2019…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-14 Xian Shi , Qiangze Feng , Lei Xie

The dynamic characteristics of speech signal provides temporal information and play an important role in enhancing Automatic Speech Recognition (ASR). In this work, we characterized the acoustic transitions in a ratio plane of Spectral…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-01 Sotheara Leang , Éric Castelli , Dominique Vaufreydaz , Sethserey Sam

Code-Switching (CS) remains a challenge for Automatic Speech Recognition (ASR), especially character-based models. With the combined choice of characters from multiple languages, the outcome from character-based models suffers from phoneme…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-24 Burin Naowarat , Thananchai Kongthaworn , Korrawe Karunratanakul , Sheng Hui Wu , Ekapol Chuangsuwanich

In speech recognition applications, it is important to recognize context-specific rare words, such as proper nouns. Tree-constrained Pointer Generator (TCPGen) has shown promise for this purpose, which efficiently biases such words with a…

Computation and Language · Computer Science 2023-12-18 Hayato Futami , Emiru Tsunoo , Yosuke Kashiwagi , Hiroaki Ogawa , Siddhant Arora , Shinji Watanabe

Code-switching (CS) detection refers to the automatic detection of language switches in code-mixed utterances. This task can be achieved by using a CS automatic speech recognition (ASR) system that can handle such language switches. In our…

Computation and Language · Computer Science 2019-06-20 Qinyi Wang , Emre Yılmaz , Adem Derinel , Haizhou Li

In recent years, end-to-end speech recognition has emerged as a technology that integrates the acoustic, pronunciation dictionary, and language model components of the traditional Automatic Speech Recognition model. It is possible to…

Computation and Language · Computer Science 2023-12-18 Tzu-Ting Yang , Hsin-Wei Wang , Berlin Chen

Code-switching-where multilingual speakers alternately switch between languages during conversations-still poses significant challenges to end-to-end (E2E) automatic speech recognition (ASR) systems due to phenomena of both acoustic and…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-13 Tzu-Ting Yang , Hsin-Wei Wang , Yi-Cheng Wang , Berlin Chen

Speech technology is a field that encompasses various techniques and tools used to enable machines to interact with speech, such as automatic speech recognition (ASR), spoken dialog systems, and others, allowing a device to capture spoken…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-14 Amanda Phaladi , Thipe Modipa

Cross-lingual voice conversion (VC) is an important and challenging problem due to significant mismatches of the phonetic set and the speech prosody of different languages. In this paper, we build upon the neural text-to-speech (TTS) model,…

Sound · Computer Science 2021-02-04 Shengkui Zhao , Hao Wang , Trung Hieu Nguyen , Bin Ma

Text-to-speech (TTS) technology has achieved impressive results for widely spoken languages, yet many under-resourced languages remain challenged by limited data and linguistic complexities. In this paper, we present a novel methodology…

Sound · Computer Science 2025-04-11 Yizhong Geng , Jizhuo Xu , Zeyu Liang , Jinghan Yang , Xiaoyi Shi , Xiaoyu Shen

In this paper, we propose a Hierarchical Transformer model for Vietnamese spelling correction problem. The model consists of multiple Transformer encoders and utilizes both character-level and word-level to detect errors and make…

Computation and Language · Computer Science 2021-05-31 Hieu Tran , Cuong V. Dinh , Long Phan , Son T. Nguyen

The prevalence of the powerful multilingual models, such as Whisper, has significantly advanced the researches on speech recognition. However, these models often struggle with handling the code-switching setting, which is essential in…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-15 Bobbi Aditya , Mahdin Rohmatillah , Liang-Hsuan Tai , Jen-Tzung Chien

Lip Reading, or Visual Automatic Speech Recognition (V-ASR), is a complex task requiring the interpretation of spoken language exclusively from visual cues, primarily lip movements and facial expressions. This task is especially challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Marshall Thomas , Edward Fish , Richard Bowden

Code-switching (CS), the alternating use of two or more languages, challenges automatic speech recognition (ASR) due to scarce training data and linguistic similarities. The lack of dedicated CS datasets limits ASR performance, as most…

Computation and Language · Computer Science 2025-07-21 Carlos Mena , Pol Serra , Jacobo Romero , Abir Messaoudi , Jose Giraldo , Carme Armentano-Oller , Rodolfo Zevallos , Ivan Meza , Javier Hernando

Despite the recent advancements in Automatic Speech Recognition (ASR), the recognition of accented speech still remains a dominant problem. In order to create more inclusive ASR systems, research has shown that the integration of accent…

Computation and Language · Computer Science 2023-05-30 Juan Zuluaga-Gomez , Sara Ahmed , Danielius Visockas , Cem Subakan