Niyamika at BHASHA Task 1: Word-Level Transliteration for English-Hindi Mixed Text in Grammar Correction Using MT5

Rucha Ambaliya, Mahika Dugar, Pruthwik Mishra


Abstract
Grammar correction for Indian languages poses significant challenges due to complex morphology, non-standard spellings, and frequent script variations. In this work, we address grammar correction for English-mixed sentences in five Indic languages—Hindi, Bengali, Malayalam, Tamil, and Telugu—as part of the IndicGEC 2025 Bhasha Workshop. Our approach first applies word-level transliteration using IndicTrans (Bhat et al., 2014) to normalize Romanized and mixed-script tokens, followed by grammar correction using the mT5-small model (Xue et al., 2021). Although our experiments focus on these five languages, the methodology is generalizable to other Indian languages. Our implementation and code are publicly available at: https://github.com/Rucha-Ambaliya/bhasha-workshop
Anthology ID:
2025.bhasha-1.13
Volume:
Proceedings of the 1st Workshop on Benchmarks, Harmonization, Annotation, and Standardization for Human-Centric AI in Indian Languages (BHASHA 2025)
Month:
December
Year:
2025
Address:
Mumbai, India
Editors:
Arnab Bhattacharya, Pawan Goyal, Saptarshi Ghosh, Kripabandhu Ghosh
Venues:
BHASHA | WS
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
135–141
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URL:
https://preview.aclanthology.org/ingest-ijcnlp-aacl/2025.bhasha-1.13/
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Cite (ACL):
Rucha Ambaliya, Mahika Dugar, and Pruthwik Mishra. 2025. Niyamika at BHASHA Task 1: Word-Level Transliteration for English-Hindi Mixed Text in Grammar Correction Using MT5. In Proceedings of the 1st Workshop on Benchmarks, Harmonization, Annotation, and Standardization for Human-Centric AI in Indian Languages (BHASHA 2025), pages 135–141, Mumbai, India. Association for Computational Linguistics.
Cite (Informal):
Niyamika at BHASHA Task 1: Word-Level Transliteration for English-Hindi Mixed Text in Grammar Correction Using MT5 (Ambaliya et al., BHASHA 2025)
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https://preview.aclanthology.org/ingest-ijcnlp-aacl/2025.bhasha-1.13.pdf