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cs.CL2026

MUTANT: A Recipe for Multilingual Tokenizer Design

Souvik Rana, Arul Menezes, Ashish Kulkarni +2

Tokenizers play a crucial role in determining the performance, training efficiency, and the inference cost of Large Language Models (LLMs). Designing effective tokenizers for multi…

cs.CL2026

Chitrakshara: A Large Multilingual Multimodal Dataset for Indian languages

Shaharukh Khan, Ali Faraz, Abhinav Ravi +6

Multimodal research has predominantly focused on single-image reasoning, with limited exploration of multi-image scenarios. Recent models have sought to enhance multi-image underst…

cs.CL2025

BhashaKritika: Building Synthetic Pretraining Data at Scale for Indic Languages

Guduru Manoj, Neel Prabhanjan Rachamalla, Ashish Kulkarni +8

In the context of pretraining of Large Language Models (LLMs), synthetic data has emerged as an alternative for generating high-quality pretraining data at scale. This is particula…

cs.CL2025

Pragyaan: Designing and Curating High-Quality Cultural Post-Training Datasets for Indian Languages

Neel Prabhanjan Rachamalla, Aravind Konakalla, Gautam Rajeev +3

The effectiveness of Large Language Models (LLMs) depends heavily on the availability of high-quality post-training data, particularly instruction-tuning and preference-based examp…

cs.CL2025

Krutrim LLM: A Novel Tokenization Strategy for Multilingual Indic Languages with Petabyte-Scale Data Processing

Rahul Kumar, Shubham Kakde, Divyansh Rajput +6

We present a novel approach to data preparation for developing multilingual Indic large language model. Our meticulous data acquisition spans open-source and proprietary sources, i…

cs.CL2025

Chitranuvad: Adapting Multi-Lingual LLMs for Multimodal Translation

Shaharukh Khan, Ayush Tarun, Ali Faraz +7

In this work, we provide the system description of our submission as part of the English to Lowres Multimodal Translation Task at the Workshop on Asian Translation (WAT2024). We in…