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Large language models have become central to many AI applications, but their growing energy consumption raises serious sustainability concerns. A key limitation in current AI deployments is the reliance on a one-size-fits-all inference…

Large language models (LLMs) have achieved remarkable success in text-based tasks but often struggle to provide actionable guidance in real-world physical environments. This is because of their inability to recognize their limited…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Muhammad Saif Ullah Khan , Muhammad Zeshan Afzal , Didier Stricker

Large language models (LLMs) often exhibit Context Faithfulness Hallucinations, where outputs deviate from retrieved information due to incomplete context integration. Our analysis reveals a strong correlation between token-level…

Computation and Language · Computer Science 2025-02-26 Yanwen Huang , Yong Zhang , Ning Cheng , Zhitao Li , Shaojun Wang , Jing Xiao

AI applications increasingly depend on long-context inference, where LLMs consume substantial context to support stronger reasoning. Common examples include retrieval-augmented generation, agent memory layers, and multi-agent orchestration.…

Machine Learning · Computer Science 2026-05-07 Yinsicheng Jiang , Yeqi Huang , Liang Cheng , Cheng Deng , Xuan Sun , Luo Mai

Large language models (LLMs) achieved remarkable performance across various tasks. However, they face challenges in managing long documents and extended conversations, due to significantly increased computational requirements, both in…

Computation and Language · Computer Science 2023-10-11 Yucheng Li , Bo Dong , Chenghua Lin , Frank Guerin

Large language models (LLMs) are increasingly strong contenders in machine translation. In this work, we focus on document-level translation, where some words cannot be translated without context from outside the sentence. Specifically, we…

Computation and Language · Computer Science 2025-02-17 Wafaa Mohammed , Vlad Niculae

Diffusion Large Language Models (dLLMs) deliver strong long-context processing capability in a non-autoregressive decoding paradigm. However, the considerable computational cost of bidirectional full attention limits the inference…

Computation and Language · Computer Science 2026-02-03 Lingkun Long , Yushi Huang , Shihao Bai , Ruihao Gong , Jun Zhang , Ao Zhou , Jianlei Yang

Activation steering methods enable inference-time control of large language model (LLM) behavior without retraining, but current approaches face a fundamental trade-off: sample-efficient methods suboptimally capture steering signals from…

Machine Learning · Computer Science 2026-03-09 Kartik Sharma , Rakshit S. Trivedi

Large language models (LLMs) have shown impressive abilities in leveraging pretrained knowledge through prompting, but they often struggle with unseen tasks, particularly in data-scarce scenarios. While cross-task in-context learning offers…

Computation and Language · Computer Science 2025-07-18 Xinyu Tang , Zhihao Lv , Xiaoxue Cheng , Junyi Li , Wayne Xin Zhao , Zujie Wen , Zhiqiang Zhang , Jun Zhou

Pre-trained Large Language Models (LLMs) require post-training methods such as supervised fine-tuning (SFT) on instruction-response pairs to enable instruction following. However, this process can potentially harm existing capabilities…

Computation and Language · Computer Science 2025-02-04 Yihan Wang , Andrew Bai , Nanyun Peng , Cho-Jui Hsieh

Conversational query rewriting is crucial for effective conversational search, yet traditional supervised methods require substantial labeled data, which is scarce in low-resource settings. This paper introduces Prompt-Guided In-Context…

Computation and Language · Computer Science 2025-02-24 Raymond Wilson , Chase Carter , Cole Graham

Large language models (LLMs) have demonstrated significant improvements in contextual understanding. However, their ability to attend to truly critical information during long-context reasoning and generation still falls behind the pace.…

Computation and Language · Computer Science 2025-10-27 Yiju Guo , Wenkai Yang , Zexu Sun , Ning Ding , Zhiyuan Liu , Yankai Lin

In recent years, large-scale language models (LLMs) have gained attention for their impressive text generation capabilities. However, these models often face the challenge of "hallucination," which undermines their reliability. In this…

Computation and Language · Computer Science 2023-10-10 Yuchen Yang , Houqiang Li , Yanfeng Wang , Yu Wang

This work investigates the ability of open Large Language Models (LLMs) to predict citation intent through in-context learning and fine-tuning. Unlike traditional approaches relying on domain-specific pre-trained models like SciBERT, we…

Computation and Language · Computer Science 2025-11-17 Paris Koloveas , Serafeim Chatzopoulos , Thanasis Vergoulis , Christos Tryfonopoulos

Large language models have demonstrated exceptional performance across multiple crosslingual NLP tasks, including machine translation (MT). However, persistent challenges remain in addressing context-sensitive units (CSUs), such as…

Computation and Language · Computer Science 2025-05-30 Qiuyu Ding , Zhiqiang Cao , Hailong Cao , Tiejun Zhao

While large language models (LLMs) excel in mathematical and code reasoning, we observe they struggle with social reasoning tasks, exhibiting cognitive confusion, logical inconsistencies, and conflation between objective world states and…

Computation and Language · Computer Science 2025-10-14 Jialu Du , Guiyang Hou , Yihui Fu , Chen Wu , Wenqi Zhang , Yongliang Shen , Weiming Lu

Large Language Models (LLMs), when used for conditional text generation, often produce hallucinations, i.e., information that is unfaithful or not grounded in the input context. This issue arises in typical conditional text generation…

Computation and Language · Computer Science 2025-02-20 Song Duong , Florian Le Bronnec , Alexandre Allauzen , Vincent Guigue , Alberto Lumbreras , Laure Soulier , Patrick Gallinari

Transformer-based large language models face severe scalability challenges in long-context generation due to the computational and memory costs of full-context attention. Under practical computation and memory constraints, many…

Computation and Language · Computer Science 2026-05-13 Xianpeng Shang , Jiang Li , Zehua Duo , Qianyi Cai , Xiangdong Su

Human cognition is constrained by processing limitations, leading to cognitive overload and inefficiencies in knowledge synthesis and decision-making. Large Language Models (LLMs) present an opportunity for cognitive augmentation, but their…

Human-Computer Interaction · Computer Science 2025-04-21 Xiangrong , Zhu , Yuan Xu , Tianjian Liu , Jingwei Sun , Yu Zhang , Xin Tong

Recently, leveraging pre-trained Large Language Models (LLMs) for time series (TS) tasks has gained increasing attention, which involves activating and enhancing LLMs' capabilities. Many methods aim to activate LLMs' capabilities based on…

Machine Learning · Computer Science 2026-01-08 Yuxiao Hu , Qian Li , Dongxiao Zhang , Jinyue Yan , Yuntian Chen