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Related papers: Investigations on Speech Recognition Systems for L…

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Intra-sentential code-switching (CS) refers to the alternation between languages that happens within a single utterance and is a significant challenge for Automatic Speech Recognition (ASR) systems. For example, when a Vietnamese speaker…

Computation and Language · Computer Science 2025-01-14 The Chuong Chu , Vu Tuan Dat Pham , Kien Dao , Hoang Nguyen , Quoc Hung Truong

The combination of a deep neural network (DNN) -based speech enhancement (SE) front-end and an automatic speech recognition (ASR) back-end is a widely used approach to implement overlapping speech recognition. However, the SE front-end…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-17 Hiroshi Sato , Tsubasa Ochiai , Marc Delcroix , Keisuke Kinoshita , Naoyuki Kamo , Takafumi Moriya

We show the performance of Automatic Speech Recognition (ASR) systems that use semi-supervised speech representations can be boosted by a complimentary pitch accent detection module, by introducing a joint ASR and pitch accent detection…

Computation and Language · Computer Science 2025-08-08 David Sasu , Natalie Schluter

Recently, self-supervised pre-training has gained success in automatic speech recognition (ASR). However, considering the difference between speech accents in real scenarios, how to identify accents and use accent features to improve ASR is…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-16 Keqi Deng , Songjun Cao , Long Ma

We present improvements in automatic speech recognition (ASR) for Somali, a currently extremely under-resourced language. This forms part of a continuing United Nations (UN) effort to employ ASR-based keyword spotting systems to support…

Computation and Language · Computer Science 2019-07-09 Astik Biswas , Raghav Menon , Ewald van der Westhuizen , Thomas Niesler

Automatic Speech Recognition (ASR) can play a crucial role in enhancing the accessibility of spoken languages worldwide. In this paper, we build a set of ASR tools for Amharic, a language spoken by more than 50 million people primarily in…

Computation and Language · Computer Science 2024-04-23 Samuael Adnew , Paul Pu Liang

Thanks to the rise of self-supervised learning, automatic speech recognition (ASR) systems now achieve near-human performance on a wide variety of datasets. However, they still lack generalization capability and are not robust to domain…

Machine Learning · Computer Science 2023-03-15 Lucas Maison , Yannick Estève

Code-switching (CS) is a common linguistic phenomenon exhibited by multilingual individuals, where they tend to alternate between languages within one single conversation. CS is a complex phenomenon that not only encompasses linguistic…

Computation and Language · Computer Science 2022-08-02 Injy Hamed , Alia El Bolock , Cornelia Herbert , Slim Abdennadher , Ngoc Thang Vu

This paper presents our latest investigation on end-to-end automatic speech recognition (ASR) for overlapped speech. We propose to train an end-to-end system conditioned on speaker embeddings and further improved by transfer learning from…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-14 Pavel Denisov , Ngoc Thang Vu

This work consists of creating a system of the Computer Assisted Language Learning (CALL) based on a system of Automatic Speech Recognition (ASR) for the Arabic language using the tool CMU Sphinx3 [1], based on the approach of HMM. To this…

Computation and Language · Computer Science 2012-05-16 Naim Terbeh , Mounir Zrigui

This paper presents recent progress in the acoustic modelling of under-resourced code-switched (CS) speech in multiple South African languages. We consider two approaches. The first constructs separate bilingual acoustic models…

Computation and Language · Computer Science 2019-10-16 Astik Biswas , Emre Yılmaz , Febe de Wet , Ewald van der Westhuizen , Thomas Niesler

Code-switching (CS), the alternation between two or more languages within a single conversation, presents significant challenges for automatic speech recognition (ASR) systems. Existing Mandarin-English code-switching datasets often suffer…

Computation and Language · Computer Science 2025-03-13 Jiaming Zhou , Yujie Guo , Shiwan Zhao , Haoqin Sun , Hui Wang , Jiabei He , Aobo Kong , Shiyao Wang , Xi Yang , Yequan Wang , Yonghua Lin , Yong Qin

Automatic speech recognition for low-resource languages remains fundamentally constrained by the scarcity of labeled data and computational resources required by state-of-the-art models. We present a systematic investigation into…

Computation and Language · Computer Science 2025-12-09 Srihari Bandarupalli , Bhavana Akkiraju , Charan Devarakonda , Vamsiraghusimha Narsinga , Anil Kumar Vuppala

We present an analysis of semi-supervised acoustic and language model training for English-isiZulu code-switched ASR using soap opera speech. Approximately 11 hours of untranscribed multilingual speech was transcribed automatically using…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 A. Biswas , F. de Wet , E. van der Westhuizen , T. R. Niesler

Recent strides in automatic speech recognition (ASR) have accelerated their application in the medical domain where their performance on accented medical named entities (NE) such as drug names, diagnoses, and lab results, is largely…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-19 Tejumade Afonja , Tobi Olatunji , Sewade Ogun , Naome A. Etori , Abraham Owodunni , Moshood Yekini

Code-switching (CS) refers to a linguistic phenomenon where a speaker uses different languages in an utterance or between alternating utterances. In this work, we study end-to-end (E2E) approaches to the Mandarin-English code-switching…

Computation and Language · Computer Science 2019-07-12 Zhiping Zeng , Yerbolat Khassanov , Van Tung Pham , Haihua Xu , Eng Siong Chng , Haizhou Li

In this work, we introduce a simple yet efficient post-processing model for automatic speech recognition (ASR). Our model has Transformer-based encoder-decoder architecture which "translates" ASR model output into grammatically and…

Computation and Language · Computer Science 2019-10-24 Oleksii Hrinchuk , Mariya Popova , Boris Ginsburg

Although Automatic Speech Recognition (ASR) systems have become an integral part of modern technology, their evaluation remains challenging, particularly for low-resource languages such as Persian. This paper introduces Persian Speech…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-28 Nima Sedghiyeh , Sara Sadeghi , Reza Khodadadi , Farzin Kashani , Omid Aghdaei , Somayeh Rahimi , Mohammad Sadegh Safari

Speech separation has been successfully applied as a frontend processing module of conversation transcription systems thanks to its ability to handle overlapped speech and its flexibility to combine with downstream tasks such as automatic…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-06 Jian Wu , Zhuo Chen , Sanyuan Chen , Yu Wu , Takuya Yoshioka , Naoyuki Kanda , Shujie Liu , Jinyu Li

Spelling correction is the task of identifying spelling mistakes, typos, and grammatical mistakes in a given text and correcting them according to their context and grammatical structure. This work introduces "AraSpell," a framework for…

Computation and Language · Computer Science 2024-05-14 Mahmoud Salhab , Faisal Abu-Khzam