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Swiss German is a low-resource language represented by diverse dialects that differ significantly from Standard German and from each other, lacking a standardized written form. As a result, transcribing Swiss German involves translating…

Computation and Language · Computer Science 2025-06-11 Flavio D'Intino , Hans-Peter Hutter

Automatic Speech Recognition (ASR) is the interdisciplinary subfield of computational linguistics that develops methodologies and technologies that enables the recognition and translation of spoken language into text by computers. It…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 Rachit Shukla

Although speech recognition algorithms have developed quickly in recent years, achieving high transcription accuracy across diverse audio formats and acoustic environments remains a major challenge. This work explores how incorporating…

Sound · Computer Science 2025-03-31 Aniket Abhishek Soni

This paper presents an overview of rule-based system for automatic accentuation and phonemic transcription of Russian texts for speech connected tasks, such as Automatic Speech Recognition (ASR). Two parts of the developed system,…

Computation and Language · Computer Science 2024-10-07 Olga Iakovenko , Ivan Bondarenko , Mariya Borovikova , Daniil Vodolazsky

A cascaded speech translation model relies on discrete and non-differentiable transcription, which provides a supervision signal from the source side and helps the transformation between source speech and target text. Such modeling suffers…

Computation and Language · Computer Science 2020-11-25 Parnia Bahar , Tobias Bieschke , Ralf Schlüter , Hermann Ney

Today, many state-of-the-art automatic speech recognition (ASR) systems apply all-neural models that map audio to word sequences trained end-to-end along one global optimisation criterion in a fully data driven fashion. These models allow…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-11 Xianrui Zheng , Yulan Liu , Deniz Gunceler , Daniel Willett

Target-speaker speech recognition aims to recognize target-speaker speech from noisy environments with background noise and interfering speakers. This work presents a joint framework that combines time-domain target-speaker speech…

Sound · Computer Science 2021-03-01 Jiatong Shi , Chunlei Zhang , Chao Weng , Shinji Watanabe , Meng Yu , Dong Yu

Collecting high-quality studio recordings of audio is challenging, which limits the language coverage of text-to-speech (TTS) systems. This paper proposes a framework for scaling a multilingual TTS model to 100+ languages using found data…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-17 Takaaki Saeki , Gary Wang , Nobuyuki Morioka , Isaac Elias , Kyle Kastner , Fadi Biadsy , Andrew Rosenberg , Bhuvana Ramabhadran , Heiga Zen , Françoise Beaufays , Hadar Shemtov

Masked language models have revolutionized natural language processing systems in the past few years. A recently introduced generalization of masked language models called warped language models are trained to be more robust to the types of…

Computation and Language · Computer Science 2021-03-29 Mahdi Namazifar , John Malik , Li Erran Li , Gokhan Tur , Dilek Hakkani Tür

Recent studies reveal the potential of recurrent neural network transducer (RNN-T) for end-to-end (E2E) speech recognition. Among some most popular E2E systems including RNN-T, Attention Encoder-Decoder (AED), and Connectionist Temporal…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Bin Wang , Yan Yin , Hui Lin

In automatic speech recognition, often little training data is available for specific challenging tasks, but training of state-of-the-art automatic speech recognition systems requires large amounts of annotated speech. To address this…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-20 Michael Gref , Christoph Schmidt , Sven Behnke , Joachim Köhler

Modern Automatic Speech Recognition (ASR) systems can achieve high performance in terms of recognition accuracy. However, a perfectly accurate transcript still can be challenging to read due to disfluency, filter words, and other errata…

Computation and Language · Computer Science 2021-02-23 Junwei Liao , Yu Shi , Ming Gong , Linjun Shou , Sefik Eskimez , Liyang Lu , Hong Qu , Michael Zeng

Recent studies highlight the potential of textual modalities in conditioning the speech separation model's inference process. However, regularization-based methods remain underexplored despite their advantages of not requiring auxiliary…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-06 Tsun-An Hsieh , Heeyoul Choi , Minje Kim

The Recurrent Neural Network-Transducer (RNN-T) is widely adopted in end-to-end (E2E) automatic speech recognition (ASR) tasks but depends heavily on large-scale, high-quality annotated data, which are often costly and difficult to obtain.…

Computation and Language · Computer Science 2025-11-07 Dongji Gao , Chenda Liao , Changliang Liu , Matthew Wiesner , Leibny Paola Garcia , Daniel Povey , Sanjeev Khudanpur , Jian Wu

This paper reports on progress integrating the speech recognition toolkit ESPnet into Elpis, a web front-end originally designed to provide access to the Kaldi automatic speech recognition toolkit. The goal of this work is to make…

While recent zero-shot multi-speaker text-to-speech (TTS) models achieve impressive results, they typically rely on extensive transcribed speech datasets from numerous speakers and intricate training pipelines. Meanwhile, self-supervised…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-04 Karl El Hajal , Ajinkya Kulkarni , Enno Hermann , Mathew Magimai. -Doss

Artificial speech synthesis has made a great leap in terms of naturalness as recent Text-to-Speech (TTS) systems are capable of producing speech with similar quality to human recordings. However, not all speaking styles are easy to model:…

While recent automatic speech recognition systems achieve remarkable performance when large amounts of adequate, high quality annotated speech data is used for training, the same systems often only achieve an unsatisfactory result for tasks…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-19 Michael Gref , Oliver Walter , Christoph Schmidt , Sven Behnke , Joachim Köhler

Abstract End-to-end text-to-speech (TTS) systems has proved its great success in the presence of a large amount of high-quality training data recorded in anechoic room with high-quality microphone. Another approach is to use available…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-22 Viet Lam Phung , Phan Huy Kinh , Anh Tuan Dinh , Quoc Bao Nguyen

This paper sets out the first web-based transcription system for the Irish language - Fotheidil, a system that utilises speech-related AI technologies as part of the ABAIR initiative. The system includes both off-the-shelf pre-trained voice…

Computation and Language · Computer Science 2025-01-03 Liam Lonergan , Ibon Saratxaga , John Sloan , Oscar Maharog , Mengjie Qian , Neasa Ní Chiaráin , Christer Gobl , Ailbhe Ní Chasaide