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Features such as punctuation, capitalization, and formatting of entities are important for readability, understanding, and natural language processing tasks. However, Automatic Speech Recognition (ASR) systems produce spoken-form text…

Computation and Language · Computer Science 2022-10-28 Sharman Tan , Piyush Behre , Nick Kibre , Issac Alphonso , Shuangyu Chang

Inverse text normalization (ITN) is crucial for converting spoken-form into written-form, especially in the context of automatic speech recognition (ASR). While most downstream tasks of ASR rely on written-form, ASR systems often output…

Computation and Language · Computer Science 2023-09-19 Juntae Kim , Minkyu Lim , Seokjin Hong

Text normalization (TN) and inverse text normalization (ITN) are essential preprocessing and postprocessing steps for text-to-speech synthesis and automatic speech recognition, respectively. Many methods have been proposed for either TN or…

Computation and Language · Computer Science 2021-08-24 Tuan Manh Lai , Yang Zhang , Evelina Bakhturina , Boris Ginsburg , Heng Ji

Automatic Speech Recognition (ASR) systems typically yield output in lexical form. However, humans prefer a written form output. To bridge this gap, ASR systems usually employ Inverse Text Normalization (ITN). In previous works, Weighted…

Computation and Language · Computer Science 2022-11-08 Yashesh Gaur , Nick Kibre , Jian Xue , Kangyuan Shu , Yuhui Wang , Issac Alphanso , Jinyu Li , Yifan Gong

Inverse text normalization (ITN) is used to convert the spoken form output of an automatic speech recognition (ASR) system to a written form. Traditional handcrafted ITN rules can be complex to transcribe and maintain. Meanwhile neural…

Computation and Language · Computer Science 2022-07-21 Laxmi Pandey , Debjyoti Paul , Pooja Chitkara , Yutong Pang , Xuedong Zhang , Kjell Schubert , Mark Chou , Shu Liu , Yatharth Saraf

While there have been several contributions exploring state of the art techniques for text normalization, the problem of inverse text normalization (ITN) remains relatively unexplored. The best known approaches leverage finite state…

Computation and Language · Computer Science 2021-02-15 Monica Sunkara , Chaitanya Shivade , Sravan Bodapati , Katrin Kirchhoff

With the emergence of automatic speech recognition (ASR) models, converting the spoken form text (from ASR) to the written form is in urgent need. This inverse text normalization (ITN) problem attracts the attention of researchers from…

Computation and Language · Computer Science 2023-01-25 Szu-Jui Chen , Debjyoti Paul , Yutong Pang , Peng Su , Xuedong Zhang

Inverse text normalization (ITN) converts spoken-domain automatic speech recognition (ASR) output into written-domain text to improve the readability of the ASR output. Many state-of-the-art ITN systems use hand-written weighted…

Computation and Language · Computer Science 2021-05-18 Yang Zhang , Evelina Bakhturina , Kyle Gorman , Boris Ginsburg

Inverse Text Normalization (ITN) is crucial for converting spoken Automatic Speech Recognition (ASR) outputs into well-formatted written text, enhancing both readability and usability. Despite its importance, the integration of streaming…

Computation and Language · Computer Science 2025-06-02 Luong Ho , Khanh Le , Vinh Pham , Bao Nguyen , Tan Tran , Duc Chau

Text normalization, or the process of transforming text into a consistent, canonical form, is crucial for speech applications such as text-to-speech synthesis (TTS). In TTS, the system must decide whether to verbalize "1995" as "nineteen…

Machine Learning · Computer Science 2022-02-02 Jae Hun Ro , Felix Stahlberg , Ke Wu , Shankar Kumar

We perform text normalization, i.e. the transformation of words from the written to the spoken form, using a memory augmented neural network. With the addition of dynamic memory access and storage mechanism, we present a neural architecture…

Computation and Language · Computer Science 2019-04-05 Subhojeet Pramanik , Aman Hussain

In speech-applications such as text-to-speech (TTS) or automatic speech recognition (ASR), \emph{text normalization} refers to the task of converting from a \emph{written} representation into a representation of how the text is to be…

Computation and Language · Computer Science 2016-09-22 Ke Wu , Kyle Gorman , Richard Sproat

Sequence-to-sequence models have been widely used in end-to-end speech processing, for example, automatic speech recognition (ASR), speech translation (ST), and text-to-speech (TTS). This paper focuses on an emergent sequence-to-sequence…

Text to speech (TTS) and automatic speech recognition (ASR) are two dual tasks in speech processing and both achieve impressive performance thanks to the recent advance in deep learning and large amount of aligned speech and text data.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Yi Ren , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

This paper presents an simple yet sophisticated approach to the challenge by Sproat and Jaitly (2016)- given a large corpus of written text aligned to its normalized spoken form, train an RNN to learn the correct normalization function.…

Computation and Language · Computer Science 2017-12-20 Maryam Zare , Shaurya Rohatgi

Automatic Speech Recognition (ASR) systems have been gaining popularity in the recent years for their widespread usage in smart phones and speakers. Building ASR systems for task-specific scenarios is subject to the availability of…

Computation and Language · Computer Science 2021-10-22 Saurav Jha

Text simplification (TS) rephrases long sentences into simplified variants while preserving inherent semantics. Traditional sequence-to-sequence models heavily rely on the quantity and quality of parallel sentences, which limits their…

Computation and Language · Computer Science 2020-05-01 Yanbin Zhao , Lu Chen , Zhi Chen , Kai Yu

Developing Text Normalization (TN) systems for Text-to-Speech (TTS) on new languages is hard. We propose a novel architecture to facilitate it for multiple languages while using data less than 3% of the size of the data used by the state of…

Computation and Language · Computer Science 2021-04-19 Shubhi Tyagi , Antonio Bonafonte , Jaime Lorenzo-Trueba , Javier Latorre

This paper presents a new approach to the problem of correcting speech recognition errors by means of post-editing. It consists of using a neural sequence tagger that learns how to correct an ASR (Automatic Speech Recognition) hypothesis…

Computation and Language · Computer Science 2024-06-13 Tomasz Ziętkiewicz

An effective method to generate a large number of parallel sentences for training improved neural machine translation (NMT) systems is the use of the back-translations of the target-side monolingual data. The standard back-translation…

Computation and Language · Computer Science 2021-11-04 Idris Abdulmumin , Bashir Shehu Galadanci , Aliyu Garba
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