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Large language models (LLMs) face significant challenges in ex-ante reasoning, where analysis, inference, or predictions must be made without access to information from future events. Even with explicit prompts enforcing temporal cutoffs,…

Machine Learning · Computer Science 2025-05-27 Yachuan Liu , Xiaochun Wei , Lin Shi , Xinnuo Li , Bohan Zhang , Paramveer Dhillon , Qiaozhu Mei

Adapting large language models (LLMs) to new and diverse knowledge is essential for their lasting effectiveness in real-world applications. This survey provides an overview of state-of-the-art methods for expanding the knowledge of LLMs,…

Computation and Language · Computer Science 2025-02-19 Mingyang Wang , Alisa Stoll , Lukas Lange , Heike Adel , Hinrich Schütze , Jannik Strötgen

Large Language Models (LLMs) demonstrate an impressive capacity to recall a vast range of factual knowledge. However, understanding their underlying reasoning and internal mechanisms in exploiting this knowledge remains a key research area.…

Computation and Language · Computer Science 2024-08-07 Marco Bronzini , Carlo Nicolini , Bruno Lepri , Jacopo Staiano , Andrea Passerini

Knowledge editing techniques, aiming to efficiently modify a minor proportion of knowledge in large language models (LLMs) without negatively impacting performance across other inputs, have garnered widespread attention. However, existing…

Computation and Language · Computer Science 2024-06-06 Yuxin Jiang , Yufei Wang , Chuhan Wu , Wanjun Zhong , Xingshan Zeng , Jiahui Gao , Liangyou Li , Xin Jiang , Lifeng Shang , Ruiming Tang , Qun Liu , Wei Wang

This paper investigates the role of dynamic external knowledge integration in improving counter-argument generation using Large Language Models (LLMs). While LLMs have shown promise in argumentative tasks, their tendency to generate…

Computation and Language · Computer Science 2025-06-23 Anar Yeginbergen , Maite Oronoz , Rodrigo Agerri

Large language models (LLMs) have made remarkable progress in various natural language processing tasks as a benefit of their capability to comprehend and reason with factual knowledge. However, a significant amount of factual knowledge is…

Computation and Language · Computer Science 2024-08-23 Sirui Huang , Yanggan Gu , Xuming Hu , Zhonghao Li , Qing Li , Guandong Xu

Knowledge Editing is a technique that updates large language models (LLMs) with new information to maintain their world knowledge. This approach avoids the need to rebuild the model from scratch, thereby addressing the high costs associated…

Computation and Language · Computer Science 2025-09-09 Changyue Wang , Weihang Su , Qingyao Ai , Yichen Tang , Yiqun Liu

Large Language Models (LLMs) often retain inaccurate or outdated information from pre-training, leading to incorrect predictions or biased outputs during inference. While existing model editing methods can address this challenge, they…

Machine Learning · Computer Science 2025-08-07 Xin Liu , Qiyang Song , Shaowen Xu , Kerou Zhou , Wenbo Jiang , Xiaoqi Jia , Weijuan Zhang , Heqing Huang , Yakai Li

Knowledge editing is a rising technique for efficiently updating factual knowledge in large language models (LLMs) with minimal alteration of parameters. However, recent studies have identified side effects, such as knowledge distortion and…

Computation and Language · Computer Science 2024-10-28 Cheng-Hsun Hsueh , Paul Kuo-Ming Huang , Tzu-Han Lin , Che-Wei Liao , Hung-Chieh Fang , Chao-Wei Huang , Yun-Nung Chen

Despite significant advances in large language models (LLMs), their knowledge memorization capabilities remain underexplored, due to the lack of standardized and high-quality test ground. In this paper, we introduce a novel, real-world and…

Computation and Language · Computer Science 2025-05-20 Yuwei Zhang , Wenhao Yu , Shangbin Feng , Yifan Zhu , Letian Peng , Jayanth Srinivasa , Gaowen Liu , Jingbo Shang

Large Language Models (LLMs) have great potential in the field of health care, yet they face great challenges in adapting to rapidly evolving medical knowledge. This can lead to outdated or contradictory treatment suggestions. This study…

Computation and Language · Computer Science 2025-09-09 Weiyi Wu , Xinwen Xu , Chongyang Gao , Xingjian Diao , Siting Li , Lucas A. Salas , Jiang Gui

Large language models (LLMs) store vast amounts of knowledge, which often requires updates to correct factual errors, incorporate newly acquired information, or adapt model behavior. Model editing methods have emerged as efficient solutions…

Computation and Language · Computer Science 2025-10-27 Fufang Wen , Shichang Zhang

The rapid advancement of Large Language Models (LLMs) has led to the development of benchmarks that consider temporal dynamics, however, there remains a gap in understanding how well these models can generalize across temporal contexts due…

Computation and Language · Computer Science 2025-07-02 Chenghao Zhu , Nuo Chen , Yufei Gao , Yunyi Zhang , Prayag Tiwari , Benyou Wang

Large Language Models (LLMs) suffer from a critical limitation: their knowledge is static and quickly becomes outdated. Retraining these massive models is computationally prohibitive, while existing knowledge editing techniques can be slow…

Computation and Language · Computer Science 2025-12-30 Kabir Khan , Priya Sharma , Arjun Mehta , Neha Gupta , Ravi Narayanan

Large Language Models (LLMs) have revolutionized numerous applications, making them an integral part of our digital ecosystem. However, their reliability becomes critical, especially when these models are exposed to misinformation. We…

Computation and Language · Computer Science 2024-09-12 Alina Fastowski , Gjergji Kasneci

Large language models (LLMs) have recently gained significant attention due to their unparalleled ability to perform various natural language processing tasks. These models, benefiting from their advanced natural language understanding…

Computation and Language · Computer Science 2024-01-23 Jonas Wallat , Adam Jatowt , Avishek Anand

A common solution for mitigating outdated or incorrect information in Large Language Models (LLMs) is to provide updated facts in-context or through knowledge editing. However, these methods introduce knowledge conflicts when the knowledge…

Artificial Intelligence · Computer Science 2026-01-23 Yiyang Feng , Zeming Chen , Haotian Wu , Jiawei Zhou , Antoine Bosselut

As the knowledge of large language models (LLMs) becomes outdated over time, there is a growing need for efficient methods to update them, especially when injecting proprietary information. Our study reveals that comprehension-intensive…

Computation and Language · Computer Science 2025-05-26 Essa Jan , Moiz Ali , Muhammad Saram Hassan , Fareed Zaffar , Yasir Zaki

Large language models (LLMs) have shown impressive prowess in solving a wide range of tasks with world knowledge. However, it remains unclear how well LLMs are able to perceive their factual knowledge boundaries, particularly under…

Computation and Language · Computer Science 2024-11-20 Ruiyang Ren , Yuhao Wang , Yingqi Qu , Wayne Xin Zhao , Jing Liu , Hao Tian , Hua Wu , Ji-Rong Wen , Haifeng Wang

Handling unanswerable questions (UAQ) is crucial for LLMs, as it helps prevent misleading responses in complex situations. While previous studies have built several datasets to assess LLMs' performance on UAQ, these datasets lack factual…

Computation and Language · Computer Science 2025-05-30 Chuanyuan Tan , Wenbiao Shao , Hao Xiong , Tong Zhu , Zhenhua Liu , Kai Shi , Wenliang Chen