An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India

The pervasiveness of offensive content in social media has become an important reason for concern for online platforms. With the aim of improving online safety, a large number of studies applying computational models to identify such content have been published in the last few years, with promising...

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Main Authors: Tharindu Ranasinghe, Marcos Zampieri
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Information
Subjects:
Online Access:https://www.mdpi.com/2078-2489/12/8/306
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author Tharindu Ranasinghe
Marcos Zampieri
author_facet Tharindu Ranasinghe
Marcos Zampieri
author_sort Tharindu Ranasinghe
collection DOAJ
description The pervasiveness of offensive content in social media has become an important reason for concern for online platforms. With the aim of improving online safety, a large number of studies applying computational models to identify such content have been published in the last few years, with promising results. The majority of these studies, however, deal with high-resource languages such as English due to the availability of datasets in these languages. Recent work has addressed offensive language identification from a low-resource perspective, exploring data augmentation strategies and trying to take advantage of existing multilingual pretrained models to cope with data scarcity in low-resource scenarios. In this work, we revisit the problem of low-resource offensive language identification by evaluating the performance of multilingual transformers in offensive language identification for languages spoken in India. We investigate languages from different families such as Indo-Aryan (e.g., Bengali, Hindi, and Urdu) and Dravidian (e.g., Tamil, Malayalam, and Kannada), creating important new technology for these languages. The results show that multilingual offensive language identification models perform better than monolingual models and that cross-lingual transformers show strong zero-shot and few-shot performance across languages.
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spelling doaj.art-1a8a60cbb06d4a66b451e690e08806a62023-11-22T08:05:51ZengMDPI AGInformation2078-24892021-07-0112830610.3390/info12080306An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of IndiaTharindu Ranasinghe0Marcos Zampieri1Research Group in Computational Linguistics, University of Wolverhampton, Wolverhampton WV1 1LY, UKLanguage Technology Group, Rochester Institute of Technology, Rochester, NY 14623, USAThe pervasiveness of offensive content in social media has become an important reason for concern for online platforms. With the aim of improving online safety, a large number of studies applying computational models to identify such content have been published in the last few years, with promising results. The majority of these studies, however, deal with high-resource languages such as English due to the availability of datasets in these languages. Recent work has addressed offensive language identification from a low-resource perspective, exploring data augmentation strategies and trying to take advantage of existing multilingual pretrained models to cope with data scarcity in low-resource scenarios. In this work, we revisit the problem of low-resource offensive language identification by evaluating the performance of multilingual transformers in offensive language identification for languages spoken in India. We investigate languages from different families such as Indo-Aryan (e.g., Bengali, Hindi, and Urdu) and Dravidian (e.g., Tamil, Malayalam, and Kannada), creating important new technology for these languages. The results show that multilingual offensive language identification models perform better than monolingual models and that cross-lingual transformers show strong zero-shot and few-shot performance across languages.https://www.mdpi.com/2078-2489/12/8/306offensive language identificationdeep learningmultilingual learning
spellingShingle Tharindu Ranasinghe
Marcos Zampieri
An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
Information
offensive language identification
deep learning
multilingual learning
title An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
title_full An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
title_fullStr An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
title_full_unstemmed An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
title_short An Evaluation of Multilingual Offensive Language Identification Methods for the Languages of India
title_sort evaluation of multilingual offensive language identification methods for the languages of india
topic offensive language identification
deep learning
multilingual learning
url https://www.mdpi.com/2078-2489/12/8/306
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