NLIP_Lab-IITH Low-Resource MT System for WMT24 Indic MT Shared Task

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Main Authors: Sahoo, Pramit, Brahma, Maharaj, Desarkar, Maunendra Sankar
Format: Preprint
Published: 2024
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author Sahoo, Pramit
Brahma, Maharaj
Desarkar, Maunendra Sankar
author_facet Sahoo, Pramit
Brahma, Maharaj
Desarkar, Maunendra Sankar
contents In this paper, we describe our system for the WMT 24 shared task of Low-Resource Indic Language Translation. We consider eng $\leftrightarrow$ {as, kha, lus, mni} as participating language pairs. In this shared task, we explore the finetuning of a pre-trained model motivated by the pre-trained objective of aligning embeddings closer by alignment augmentation \cite{lin-etal-2020-pre} for 22 scheduled Indian languages. Our primary system is based on language-specific finetuning on a pre-trained model. We achieve chrF2 scores of 50.6, 42.3, 54.9, and 66.3 on the official public test set for eng$\rightarrow$as, eng$\rightarrow$kha, eng$\rightarrow$lus, eng$\rightarrow$mni respectively. We also explore multilingual training with/without language grouping and layer-freezing. Our code, models, and generated translations are available here: https://github.com/pramitsahoo/WMT2024-LRILT.
format Preprint
id arxiv_https___arxiv_org_abs_2410_03215
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle NLIP_Lab-IITH Low-Resource MT System for WMT24 Indic MT Shared Task
Sahoo, Pramit
Brahma, Maharaj
Desarkar, Maunendra Sankar
Computation and Language
Artificial Intelligence
In this paper, we describe our system for the WMT 24 shared task of Low-Resource Indic Language Translation. We consider eng $\leftrightarrow$ {as, kha, lus, mni} as participating language pairs. In this shared task, we explore the finetuning of a pre-trained model motivated by the pre-trained objective of aligning embeddings closer by alignment augmentation \cite{lin-etal-2020-pre} for 22 scheduled Indian languages. Our primary system is based on language-specific finetuning on a pre-trained model. We achieve chrF2 scores of 50.6, 42.3, 54.9, and 66.3 on the official public test set for eng$\rightarrow$as, eng$\rightarrow$kha, eng$\rightarrow$lus, eng$\rightarrow$mni respectively. We also explore multilingual training with/without language grouping and layer-freezing. Our code, models, and generated translations are available here: https://github.com/pramitsahoo/WMT2024-LRILT.
title NLIP_Lab-IITH Low-Resource MT System for WMT24 Indic MT Shared Task
topic Computation and Language
Artificial Intelligence
url https://arxiv.org/abs/2410.03215