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At present, Text-to-speech (TTS) systems that are trained with high-quality transcribed speech data using end-to-end neural models can generate speech that is intelligible, natural, and closely resembles human speech. These models are…

Computation and Language · Computer Science 2023-03-02 Ajinkya Kulkarni , Atharva Kulkarni , Sara Abedalmonem Mohammad Shatnawi , Hanan Aldarmaki

We present LOTUSDIS, a publicly available Thai meeting corpus designed to advance far-field conversational ASR. The dataset comprises 114 hours of spontaneous, unscripted dialogue collected in 15-20 minute sessions with three participants,…

Computation and Language · Computer Science 2025-09-24 Pattara Tipaksorn , Sumonmas Thatphithakkul , Vataya Chunwijitra , Kwanchiva Thangthai

Despite significant advances in speech processing, Portuguese remains under-resourced due to the scarcity of public, large-scale, and high-quality datasets. To address this gap, we present a new dataset, named TAGARELA, composed of over…

In this paper, we present a 170.83 hour Indian English spontaneous speech dataset. Lack of Indian English speech data is one of the major hindrances in developing robust speech systems which are adapted to the Indian speech style. Moreover…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-04 Abhayjeet Singh , Charu Shah , Rajashri Varadaraj , Sonakshi Chauhan , Prasanta Kumar Ghosh

Danish language technology has been hindered by a lack of broad-coverage corpora at the scale modern NLP prefers. This paper describes the Danish Gigaword Corpus, the result of a focused effort to provide a diverse and freely-available one…

We present the Swiss Parliaments Corpus (SPC), an automatically aligned Swiss German speech to Standard German text corpus. This first version of the corpus is based on publicly available data of the Bernese cantonal parliament and consists…

Computation and Language · Computer Science 2021-06-10 Michel Plüss , Lukas Neukom , Christian Scheller , Manfred Vogel

Automatic speech recognition (ASR) performs well for high-resource languages with abundant paired audio-transcript data, but its accuracy degrades sharply for most languages due to limited publicly available aligned data. To this end, we…

Computation and Language · Computer Science 2026-05-12 Antonis Asonitis , Luca A. Lanzendörfer , Frédéric Berdoz , Roger Wattenhofer

Natural language processing (NLP) and speech technologies have made significant progress in recent years; however, they remain largely focused on standardized language varieties. Dialects, despite their cultural significance and widespread…

Computation and Language · Computer Science 2026-04-14 Lena S. Oberkircher , Jesujoba O. Alabi , Dietrich Klakow , Jürgen Trouvain

Recent significant improvements in speech and language technologies come both from self-supervised approaches over raw language data as well as various types of explicit supervision. To ensure high-quality processing of spoken data, the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-17 Nikola Ljubešić , Peter Rupnik , Danijel Koržinek

This paper introduces GigaSpeech, an evolving, multi-domain English speech recognition corpus with 10,000 hours of high quality labeled audio suitable for supervised training, and 40,000 hours of total audio suitable for semi-supervised and…

This paper introduces a novel Russian speech dataset called Golos, a large corpus suitable for speech research. The dataset mainly consists of recorded audio files manually annotated on the crowd-sourcing platform. The total duration of the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-21 Nikolay Karpov , Alexander Denisenko , Fedor Minkin

We present STT4SG-350 (Speech-to-Text for Swiss German), a corpus of Swiss German speech, annotated with Standard German text at the sentence level. The data is collected using a web app in which the speakers are shown Standard German…

Thanks to improvements in machine learning techniques, including deep learning, speech synthesis is becoming a machine learning task. To accelerate speech synthesis research, we are developing Japanese voice corpora reasonably accessible…

The design objectives for an automatic transcription system are to produce text readable by humans and to minimize the impact on manual post-editing. This study reports on a recognition system used for transcribing speeches in the Icelandic…

Audio and Speech Processing · Electrical Eng. & Systems 2018-08-01 Judy Y. Fong , Michal Borsky , Inga R. Helgadóttir , Jon Gudnason

This paper describes an English audio and textual dataset of debating speeches, a unique resource for the growing research field of computational argumentation and debating technologies. We detail the process of speech recording by…

Computation and Language · Computer Science 2018-03-28 Shachar Mirkin , Michal Jacovi , Tamar Lavee , Hong-Kwang Kuo , Samuel Thomas , Leslie Sager , Lili Kotlerman , Elad Venezian , Noam Slonim

We present an open-source speech corpus for the Kazakh language. The Kazakh speech corpus (KSC) contains around 332 hours of transcribed audio comprising over 153,000 utterances spoken by participants from different regions and age groups,…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-22 Yerbolat Khassanov , Saida Mussakhojayeva , Almas Mirzakhmetov , Alen Adiyev , Mukhamet Nurpeiissov , Huseyin Atakan Varol

We present a novel corpus of 445 human- and computer-generated documents, comprising about 27,000 clauses, annotated for semantic clause types and coherence relations that allow for nuanced comparison of artificial and natural discourse…

The construction of high-quality datasets is a cornerstone of modern text-to-speech (TTS) systems. However, the increasing scale of available data poses significant challenges, including storage constraints. To address these issues, we…

Sound · Computer Science 2025-07-14 Kentaro Seki , Shinnosuke Takamichi , Takaaki Saeki , Hiroshi Saruwatari

Deaf or hard-of-hearing (DHH) speakers typically have atypical speech caused by deafness. With the growing support of speech-based devices and software applications, more work needs to be done to make these devices inclusive to everyone. To…

Sound · Computer Science 2023-06-27 Lester Phillip Violeta , Tomoki Toda

We present SpeechMatrix, a large-scale multilingual corpus of speech-to-speech translations mined from real speech of European Parliament recordings. It contains speech alignments in 136 language pairs with a total of 418 thousand hours of…

Computation and Language · Computer Science 2022-11-10 Paul-Ambroise Duquenne , Hongyu Gong , Ning Dong , Jingfei Du , Ann Lee , Vedanuj Goswani , Changhan Wang , Juan Pino , Benoît Sagot , Holger Schwenk