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Jinchao Xu

4 accepted papers

2025

Second Language (Arabic) Acquisition of LLMs via Progressive Vocabulary Expansion

ACL 2025long

This paper addresses the critical need for democratizing large language models (LLM) in the Arab world, a region that has seen slower progress in developing models comparable to state-of-the-art offerings like GPT-4 or GPT-3.5, due to a predominant focus on mainstream languages (e.g., English and Ch…

2024

AceGPT, Localizing Large Language Models in Arabic

NAACL 2024long

This paper is devoted to the development of a localized Large Language Model (LLM) specifically for Arabic, a language imbued with unique cultural characteristics inadequately addressed by current mainstream models. Significant concerns emerge when addressing cultural sensitivity and local values. T…

2024

Alignment at Pre-training! Towards Native Alignment for Arabic LLMs

NeurIPS 2024poster

The alignment of large language models (LLMs) is critical for developing effective and safe language models. Traditional approaches focus on aligning models during the instruction tuning or reinforcement learning stages, referred to in this paper as `\textit{post alignment}'. We argue that alignment…