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Language Identification (LID) is the task of determining the language of a given text and is a fundamental preprocessing step that affects the reliability of downstream NLP applications. While recent work has expanded LID coverage for…

Computation and Language · Computer Science 2026-01-30 Sang Yun Kwon , AbdelRahim Elmadany , Muhammad Abdul-Mageed

We address fine-grained multilingual language identification: providing a language code for every token in a sentence, including codemixed text containing multiple languages. Such text is prevalent online, in documents, social media, and…

Computation and Language · Computer Science 2018-10-10 Yuan Zhang , Jason Riesa , Daniel Gillick , Anton Bakalov , Jason Baldridge , David Weiss

In language identification, a common first step in natural language processing, we want to automatically determine the language of some input text. Monolingual language identification assumes that the given document is written in one…

Computation and Language · Computer Science 2017-08-01 Tom Kocmi , Ondřej Bojar

Language development experts need tools that can automatically identify languages from fluent, conversational speech, and provide reliable estimates of usage rates at the level of an individual recording. However, language identification…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-31 Suzy J. Styles , Victoria Y. H. Chua , Fei Ting Woon , Hexin Liu , Leibny Paola Garcia Perera , Sanjeev Khudanpur , Andy W. H. Khong , Justin Dauwels

Language identification (LID) has relevance in many speech processing applications. For the automatic recognition of code-switching speech, the conventional approaches often employ an LID system for detecting the languages present within an…

Computation and Language · Computer Science 2019-07-16 Sreeram Ganji , Kunal Dhawan , Kumar Priyadarshi , Rohit Sinha

Code-switching, also called code-mixing, is the linguistics phenomenon where in casual settings, multilingual speakers mix words from different languages in one utterance. Due to its spontaneous nature, code-switching is extremely…

Computation and Language · Computer Science 2023-06-01 Shuyue Stella Li , Cihan Xiao , Tianjian Li , Bismarck Odoom

Much of text-to-speech research relies on human evaluation, which incurs heavy costs and slows down the development process. The problem is particularly acute in heavily multilingual applications, where recruiting and polling judges can…

Computation and Language · Computer Science 2023-06-02 Thibault Sellam , Ankur Bapna , Joshua Camp , Diana Mackinnon , Ankur P. Parikh , Jason Riesa

We introduce TitaNet-LID, a compact end-to-end neural network for Spoken Language Identification (LID) that is based on the ContextNet architecture. TitaNet-LID employs 1D depth-wise separable convolutions and Squeeze-and-Excitation layers…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-14 Fei Jia , Nithin Rao Koluguri , Jagadeesh Balam , Boris Ginsburg

Person Re-Identification (ReID) remains a challenging problem in computer vision. This work reviews various training paradigm and evaluates the robustness of state-of-the-art ReID models in cross-domain applications and examines the role of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Lakshman Balasubramanian

Spoken language Identification (LID) systems are needed to identify the language(s) present in a given audio sample, and typically could be the first step in many speech processing related tasks such as automatic speech recognition (ASR).…

Computation and Language · Computer Science 2020-10-15 Pradeep Rangan , Sundeep Teki , Hemant Misra

Extensive works have tackled Language Identification (LID) in the speech domain, however their application to the singing voice trails and performances on Singing Language Identification (SLID) can be improved leveraging recent progresses…

Sound · Computer Science 2021-06-01 Lenny Renault , Andrea Vaglio , Romain Hennequin

This paper presents our modeling and architecture approaches for building a highly accurate low-latency language identification system to support multilingual spoken queries for voice assistants. A common approach to solve multilingual…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-02 Chander Chandak , Zeynab Raeesy , Ariya Rastrow , Yuzong Liu , Xiangyang Huang , Siyu Wang , Dong Kwon Joo , Roland Maas

The language identification task is a crucial fundamental step in NLP. Often it serves as a pre-processing step for widely used NLP applications such as multilingual machine translation, information retrieval, question and answering, and…

Computation and Language · Computer Science 2026-01-08 Yash Ingle , Pruthwik Mishra

State-of-the-art natural language processing systems rely on supervision in the form of annotated data to learn competent models. These models are generally trained on data in a single language (usually English), and cannot be directly used…

Computation and Language · Computer Science 2018-09-14 Alexis Conneau , Guillaume Lample , Ruty Rinott , Adina Williams , Samuel R. Bowman , Holger Schwenk , Veselin Stoyanov

Integrating language models (LMs) in healthcare systems holds great promise for improving medical workflows and decision-making. However, a critical barrier to their real-world adoption is the lack of reliable evaluation of their…

Computation and Language · Computer Science 2025-12-15 Akash Ghosh , Srivarshinee Sridhar , Raghav Kaushik Ravi , Muhsin Muhsin , Sriparna Saha , Chirag Agarwal

Knowing the language of an input text/audio is a necessary first step for using almost every NLP tool such as taggers, parsers, or translation systems. Language identification is a well-studied problem, sometimes even considered solved; in…

Computation and Language · Computer Science 2023-11-07 Milind Agarwal , Md Mahfuz Ibn Alam , Antonios Anastasopoulos

Language identification (LI) is the problem of determining the natural language that a document or part thereof is written in. Automatic LI has been extensively researched for over fifty years. Today, LI is a key part of many text…

Computation and Language · Computer Science 2018-11-22 Tommi Jauhiainen , Marco Lui , Marcos Zampieri , Timothy Baldwin , Krister Lindén

This article presents multilingual deep learning models for identifying web registers -- text varieties such as news reports and discussion forums -- across 16 languages. We introduce the Multilingual CORE corpora, which contain over 72,000…

Computation and Language · Computer Science 2026-02-10 Erik Henriksson , Amanda Myntti , Saara Hellström , Anni Eskelinen , Selcen Erten-Johansson , Veronika Laippala

We propose a novel model to hierarchically incorporate phoneme and phonotactic information for language identification (LID) without requiring phoneme annotations for training. In this model, named PHO-LID, a self-supervised phoneme…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-01 Hexin Liu , Leibny Paola Garcia Perera , Andy W. H. Khong , Suzy J. Styles , Sanjeev Khudanpur