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Humans generally acquire new skills without compromising the old; however, the opposite holds for Large Language Models (LLMs), e.g., from LLaMA to CodeLLaMA. To this end, we propose a new post-pretraining method for LLMs with an expansion…

Computation and Language · Computer Science 2024-05-31 Chengyue Wu , Yukang Gan , Yixiao Ge , Zeyu Lu , Jiahao Wang , Ye Feng , Ying Shan , Ping Luo

Reinforcement Learning (RL) has become the most effective post-training approach for improving the capabilities of Large Language Models (LLMs). In practice, because of the high demands on latency and memory, it is particularly challenging…

Large language models (LLMs) have revolutionized various domains but still struggle with non-Latin scripts and low-resource languages. This paper addresses the critical challenge of improving multilingual performance without extensive…

Computation and Language · Computer Science 2025-01-08 Somnath Kumar , Vaibhav Balloli , Mercy Ranjit , Kabir Ahuja , Sunayana Sitaram , Kalika Bali , Tanuja Ganu , Akshay Nambi

The evolving sophistication and intricacies of Large Language Models (LLMs) yield unprecedented advancements, yet they simultaneously demand considerable computational resources and incur significant costs. To alleviate these challenges,…

Computation and Language · Computer Science 2023-10-03 Hongye Jin , Xiaotian Han , Jingfeng Yang , Zhimeng Jiang , Chia-Yuan Chang , Xia Hu

Language models (LMs) have been instrumental for the rapid advance of natural language processing. This paper studies continual pre-training of LMs, in particular, continual domain-adaptive pre-training (or continual DAP-training). Existing…

Computation and Language · Computer Science 2023-04-13 Zixuan Ke , Yijia Shao , Haowei Lin , Tatsuya Konishi , Gyuhak Kim , Bing Liu

Generative large language models (LLMs) exhibit impressive capabilities, which can be further augmented by integrating a pre-trained vision model into the original LLM to create a multimodal LLM (MLLM). However, this integration often…

Computation and Language · Computer Science 2025-08-14 Shikhar Srivastava , Md Yousuf Harun , Robik Shrestha , Christopher Kanan

Large language models (LLMs) have revolutionized various domains, yet their utility comes with significant challenges related to outdated or problematic knowledge embedded during pretraining. This paper addresses the challenge of modifying…

Computation and Language · Computer Science 2024-09-23 Akshaj Kumar Veldanda , Shi-Xiong Zhang , Anirban Das , Supriyo Chakraborty , Stephen Rawls , Sambit Sahu , Milind Naphade

While Large Language Models (LLMs) have exhibited remarkable emergent capabilities through extensive pre-training, they still face critical limitations in generalizing to specialized domains and handling diverse linguistic variations, known…

Computation and Language · Computer Science 2025-05-28 Jinwu Hu , Zhitian Zhang , Guohao Chen , Xutao Wen , Chao Shuai , Wei Luo , Bin Xiao , Yuanqing Li , Mingkui Tan

Large Language Models (LLMs) are regularly updated to enhance performance, typically through changes in data or architecture. Within the update process, developers often prioritize improving overall performance metrics, paying less…

Artificial Intelligence · Computer Science 2024-10-07 Jessica Echterhoff , Fartash Faghri , Raviteja Vemulapalli , Ting-Yao Hu , Chun-Liang Li , Oncel Tuzel , Hadi Pouransari

Large language models (LLMs) are at the forefront of transforming numerous domains globally. However, their inclusivity and effectiveness remain limited for non-Latin scripts and low-resource languages. This paper tackles the imperative…

Computation and Language · Computer Science 2025-01-08 Somnath Kumar , Vaibhav Balloli , Mercy Ranjit , Kabir Ahuja , Tanuja Ganu , Sunayana Sitaram , Kalika Bali , Akshay Nambi

Large language models (LLMs) have shown potential as tools for scientific discovery. This has engendered growing interest in their use in humanistic disciplines, such as historical linguistics and literary studies. These fields often…

Computation and Language · Computer Science 2026-03-31 Elisabeth Fittschen , Sabrina Li , Tom Lippincott , Leshem Choshen , Craig Messner

Precise estimation of downstream performance in large language models (LLMs) prior to training is essential for guiding their development process. Scaling laws analysis utilizes the statistics of a series of significantly smaller sampling…

Computation and Language · Computer Science 2025-04-09 Yangyi Chen , Binxuan Huang , Yifan Gao , Zhengyang Wang , Jingfeng Yang , Heng Ji

Large Language Models (LLMs) have attracted significant attention due to their human-like language understanding and generation capabilities, as well as their applicability across various domains. These models, characterized by their…

Machine Learning · Computer Science 2024-11-14 Kazuki Fujii , Taishi Nakamura , Rio Yokota

Large Language Models (LLMs) have achieved remarkable success across a wide range of natural language tasks, and recent efforts have sought to extend their capabilities to multimodal domains and resource-constrained environments. However,…

Machine Learning · Computer Science 2025-05-26 Yun-Da Tsai

Advancements in distributed training and efficient attention mechanisms have significantly expanded the context window sizes of large language models (LLMs). However, recent work reveals that the effective context lengths of open-source…

Computation and Language · Computer Science 2024-10-25 Chenxin An , Jun Zhang , Ming Zhong , Lei Li , Shansan Gong , Yao Luo , Jingjing Xu , Lingpeng Kong

Continual learning (CL) has emerged as a pivotal paradigm to enable large language models (LLMs) to dynamically adapt to evolving knowledge and sequential tasks while mitigating catastrophic forgetting-a critical limitation of the static…

Computation and Language · Computer Science 2026-03-16 Hongyang Chen , Zhongwu Sun , Hongfei Ye , Kunchi Li , Xuemin Lin

The integration of large language models (LLMs) into automated algorithm design has shown promising potential. A prevalent approach embeds LLMs within search routines to iteratively generate and refine candidate algorithms. However, most…

Machine Learning · Computer Science 2026-05-20 Fei Liu , Rui Zhang , Xi Lin , Zhichao Lu , Qingfu Zhang

Advances in large language models (LLMs) have empowered a variety of applications. However, there is still a significant gap in research when it comes to understanding and enhancing the capabilities of LLMs in the field of mental health. In…

Computation and Language · Computer Science 2024-01-30 Xuhai Xu , Bingsheng Yao , Yuanzhe Dong , Saadia Gabriel , Hong Yu , James Hendler , Marzyeh Ghassemi , Anind K. Dey , Dakuo Wang

Large Language Models (LLMs) undergo continuous updates to improve user experience. However, prior research on the security and safety implications of LLMs has primarily focused on their specific versions, overlooking the impact of…

Cryptography and Security · Computer Science 2026-03-11 Yugeng Liu , Tianshuo Cong , Zhengyu Zhao , Michael Backes , Yun Shen , Yang Zhang

Multilingual Large Language Models (LLMs) struggle with cross-lingual tasks due to data imbalances between high-resource and low-resource languages, as well as monolingual bias in pre-training. Existing methods, such as bilingual…

Computation and Language · Computer Science 2026-04-14 Weihua Zheng , Chang Liu , Zhengyuan Liu , Xin Huang , Kui Wu , Muhammad Huzaifah Md Shahrin , Aiti Aw , Roy Ka-Wei Lee