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In-context learning (ICL) improves language models' performance on a variety of NLP tasks by simply demonstrating a handful of examples at inference time. It is not well understood why ICL ability emerges, as the model has never been…

Computation and Language · Computer Science 2023-06-28 Xiaochuang Han , Daniel Simig , Todor Mihaylov , Yulia Tsvetkov , Asli Celikyilmaz , Tianlu Wang

In-Context Learning (ICL) has emerged as an important new paradigm in natural language processing and large language model (LLM) applications. However, the theoretical understanding of the ICL mechanism remains limited. This paper aims to…

Information Theory · Computer Science 2025-10-17 Huaze Tang , Tianren Peng , Shao-lun Huang

Recent work shows that in-context learning and optimization of in-context examples (ICE) can significantly improve the accuracy of large language models (LLMs) on a wide range of tasks, leading to an apparent consensus that ICE optimization…

Computation and Language · Computer Science 2024-06-07 Pragya Srivastava , Satvik Golechha , Amit Deshpande , Amit Sharma

In-context learning (ICL) describes a language model's ability to generate outputs based on a set of input demonstrations and a subsequent query. To understand this remarkable capability, researchers have studied simplified, stylized…

Machine Learning · Computer Science 2025-08-13 Jaeyeon Kim , Sehyun Kwon , Joo Young Choi , Jongho Park , Jaewoong Cho , Jason D. Lee , Ernest K. Ryu

Deploying Large Language Model (LLM) services at the edge benefits latency-sensitive and privacy-aware applications. However, the stateless nature of LLMs makes managing user context (e.g., sessions, preferences) across geo-distributed edge…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-09 Mohammadreza Malekabbasi , Minghe Wang , David Bermbach

In-context learning (ICL) allows transformer-based language models that are pre-trained on general text to quickly learn a specific task with a few "task demonstrations" without updating their parameters, significantly boosting their…

Computation and Language · Computer Science 2024-12-17 Zijian Zhou , Xiaoqiang Lin , Xinyi Xu , Alok Prakash , Daniela Rus , Bryan Kian Hsiang Low

Large language models (LLMs) have shown remarkable capacity for in-context learning (ICL), where learning a new task from just a few training examples is done without being explicitly pre-trained. However, despite the success of LLMs, there…

Computation and Language · Computer Science 2023-08-02 Xindi Wang , Yufei Wang , Can Xu , Xiubo Geng , Bowen Zhang , Chongyang Tao , Frank Rudzicz , Robert E. Mercer , Daxin Jiang

Large Language Models (LLMs) with in-context learning (ICL) ability can quickly adapt to a specific context given a few demonstrations (demos). Recently, Multimodal Large Language Models (MLLMs) built upon LLMs have also shown multimodal…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Shuo Chen , Zhen Han , Bailan He , Jianzhe Liu , Mark Buckley , Yao Qin , Philip Torr , Volker Tresp , Jindong Gu

There has been increasing interest in exploring the capabilities of advanced large language models (LLMs) in the field of information extraction (IE), specifically focusing on tasks related to named entity recognition (NER) and relation…

Computation and Language · Computer Science 2024-06-25 Ying Mo , Jiahao Liu , Jian Yang , Qifan Wang , Shun Zhang , Jingang Wang , Zhoujun Li

In-context learning (ICL) enables large language models (LLMs) to adapt to new tasks by conditioning on demonstrations of question-answer pairs and it has been shown to have comparable performance to costly model retraining and fine-tuning.…

Cryptography and Security · Computer Science 2024-03-12 Alycia N. Carey , Karuna Bhaila , Kennedy Edemacu , Xintao Wu

Spurred by advancements in scale, large language models (LLMs) have demonstrated strong few-shot learning ability via in-context learning (ICL). However, the performance of ICL has been shown to be highly sensitive to the selection of…

Computation and Language · Computer Science 2024-12-31 Chengwei Qin , Aston Zhang , Chen Chen , Anirudh Dagar , Wenming Ye

Frequently updating Large Language Model (LLM)-based recommender systems to adapt to new user interests -- as done for traditional ones -- is impractical due to high training costs, even with acceleration methods. This work explores…

Information Retrieval · Computer Science 2024-10-31 Keqin Bao , Ming Yan , Yang Zhang , Jizhi Zhang , Wenjie Wang , Fuli Feng , Xiangnan He

Understanding in-context learning (ICL) capability that enables large language models (LLMs) to excel in proficiency through demonstration examples is of utmost importance. This importance stems not only from the better utilization of this…

Computation and Language · Computer Science 2024-10-04 Yuxiang Zhou , Jiazheng Li , Yanzheng Xiang , Hanqi Yan , Lin Gui , Yulan He

In-context learning (ICL) enables Large Language Models (LLMs) to perform tasks using few demonstrations, facilitating task adaptation when labeled examples are hard to obtain. However, ICL is sensitive to the choice of demonstrations, and…

Computation and Language · Computer Science 2025-04-02 Sepideh Mamooler , Syrielle Montariol , Alexander Mathis , Antoine Bosselut

In-context learning (ICL) derives its power from enabling Large Language Models to adapt to new tasks via prompt-based reasoning alone, entirely bypassing the need for parameter updates. Existing theories primarily study ICL in single-task…

Machine Learning · Computer Science 2026-05-28 Guangyu Li , Meng Ding , Lijie Hu

Large Language Models (LLMs) have recently gained the In-Context Learning (ICL) ability with the models scaling up, allowing them to quickly adapt to downstream tasks with only a few demonstration examples prepended in the input sequence.…

Computation and Language · Computer Science 2024-03-19 Zhe Yang , Damai Dai , Peiyi Wang , Zhifang Sui

Multilingual large language models (MLLMs) are able to leverage in-context learning (ICL) to achieve high performance by leveraging cross-lingual knowledge transfer without parameter updates. However, their effectiveness is highly sensitive…

Computation and Language · Computer Science 2025-02-18 Masahiro Kaneko , Alham Fikri Aji , Timothy Baldwin

Preference-based reinforcement learning is an effective way to handle tasks where rewards are hard to specify but can be exceedingly inefficient as preference learning is often tabula rasa. We demonstrate that Large Language Models (LLMs)…

Artificial Intelligence · Computer Science 2025-04-04 Chao Yu , Qixin Tan , Hong Lu , Jiaxuan Gao , Xinting Yang , Yu Wang , Yi Wu , Eugene Vinitsky

In-context learning (ICL) is an emerging capability of large autoregressive language models where a few input-label demonstrations are appended to the input to enhance the model's understanding of downstream NLP tasks, without directly…

Computation and Language · Computer Science 2023-10-31 Zhuocheng Gong , Jiahao Liu , Qifan Wang , Jingang Wang , Xunliang Cai , Dongyan Zhao , Rui Yan

In-Context Learning (ICL) has significantly expanded the general-purpose nature of large language models, allowing them to adapt to novel tasks using merely the inputted context. This has motivated a series of papers that analyze tractable…

Machine Learning · Computer Science 2025-05-05 Core Francisco Park , Ekdeep Singh Lubana , Itamar Pres , Hidenori Tanaka