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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

In-context learning (ICL) enables efficient few-shot learning in large language models (LLMs) without training, but suffers from the quadratic input complexity of transformers, limiting the maximum number of exemplars. While various…

Computation and Language · Computer Science 2025-10-10 Shaoyi Zheng , Canyu Zhang , Tianyi Zhou , Shengjie Wang

Large language models (LLMs) with decoder-only architectures demonstrate remarkable in-context learning (ICL) capabilities. This feature enables them to effectively handle both familiar and novel tasks by utilizing examples provided within…

Information Retrieval · Computer Science 2024-09-25 Chaofan Li , MingHao Qin , Shitao Xiao , Jianlyu Chen , Kun Luo , Yingxia Shao , Defu Lian , Zheng Liu

Large Language Models (LLMs) have the impressive ability to perform in-context learning (ICL) from only a few examples, but the success of ICL varies widely from task to task. Thus, it is important to quickly determine whether ICL is…

Computation and Language · Computer Science 2023-10-27 Harvey Yiyun Fu , Qinyuan Ye , Albert Xu , Xiang Ren , Robin Jia

In-context learning (ICL) ability has emerged with the increasing scale of large language models (LLMs), enabling them to learn input-label mappings from demonstrations and perform well on downstream tasks. However, under the standard ICL…

Computation and Language · Computer Science 2024-04-19 Yifan Wang , Qingyan Guo , Xinzhe Ni , Chufan Shi , Lemao Liu , Haiyun Jiang , Yujiu Yang

In-context learning (ICL) is critical for large language models (LLMs), but its effectiveness is constrained by finite context windows, particularly in ultra-long contexts. To overcome this, we introduce InfiniteICL, a framework that…

Computation and Language · Computer Science 2025-04-04 Bowen Cao , Deng Cai , Wai Lam

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

Large Language Models (LLMs) have showcased their In-Context Learning (ICL) capabilities, enabling few-shot learning without the need for gradient updates. Despite its advantages, the effectiveness of ICL heavily depends on the choice of…

Computation and Language · Computer Science 2024-06-19 Vinay M. S. , Minh-Hao Van , Xintao Wu

Large language models (LLMs) can adapt to new tasks via in-context learning (ICL) without parameter updates, making them powerful learning engines for fast adaptation. While extensive research has examined ICL as a few-shot learner, whether…

Machine Learning · Computer Science 2025-09-30 Liuwang Kang , Fan Wang , Shaoshan Liu , Hung-Chyun Chou , Chuan Lin , Ning Ding

The in-context learning (ICL) for relational triple extraction (RTE) has achieved promising performance, but still encounters two key challenges: (1) how to design effective prompts and (2) how to select proper demonstrations. Existing…

Computation and Language · Computer Science 2024-02-22 Guozheng Li , Wenjun Ke , Peng Wang , Zijie Xu , Ke Ji , Jiajun Liu , Ziyu Shang , Qiqing Luo

In-context learning (ICL) with dynamically selected demonstrations combines the flexibility of prompting large language models (LLMs) with the ability to leverage training data to improve performance. While ICL has been highly successful…

Computation and Language · Computer Science 2025-06-17 Shivanshu Gupta , Sameer Singh , Ashish Sabharwal , Tushar Khot , Ben Bogin

In-context learning (ICL) enables large language models to perform new tasks by conditioning on a sequence of examples. Most prior work reasonably and intuitively assumes that which examples are chosen has a far greater effect on…

Computation and Language · Computer Science 2025-11-14 Warren Li , Yiqian Wang , Zihan Wang , Jingbo Shang

Pre-trained large language models have demonstrated a strong ability to learn from context, known as in-context learning (ICL). Despite a surge of recent applications that leverage such capabilities, it is by no means clear, at least…

Artificial Intelligence · Computer Science 2025-10-28 Bingqing Song , Jiaxiang Li , Rong Wang , Songtao Lu , Mingyi Hong

Generative Large Language Models (LLMs) are capable of being in-context learners. However, the underlying mechanism of in-context learning (ICL) is still a major research question, and experimental research results about how models exploit…

Computation and Language · Computer Science 2025-02-11 Aliakbar Nafar , Kristen Brent Venable , Parisa Kordjamshidi

In-context learning (ICL) allows large language models (LLMs) to solve novel tasks without weight updates. Despite its empirical success, the mechanism behind ICL remains poorly understood, limiting our ability to interpret, improve, and…

Machine Learning · Computer Science 2025-06-16 Chengye Li , Haiyun Liu , Yuanxi Li

In-Context Learning (ICL) enables pretrained LLMs to adapt to downstream tasks by conditioning on a small set of input-output demonstrations, without any parameter updates. Although there have been many theoretical efforts to explain how…

Machine Learning · Computer Science 2026-03-23 Xuhan Tong , Yuchen Zeng , Jiawei Zhang

For question-answering (QA) tasks, in-context learning (ICL) enables language models to generate responses without modifying their parameters by leveraging examples provided in the input. However, the effectiveness of ICL heavily depends on…

Machine Learning · Computer Science 2025-06-10 Ruhan Wang , Zhiyong Wang , Chengkai Huang , Rui Wang , Tong Yu , Lina Yao , John C. S. Lui , Dongruo Zhou

In-context learning (ICL) has emerged as a new approach to various natural language processing tasks, utilizing large language models (LLMs) to make predictions based on context that has been supplemented with a few examples or…

Computation and Language · Computer Science 2023-05-23 Linyong Nan , Yilun Zhao , Weijin Zou , Narutatsu Ri , Jaesung Tae , Ellen Zhang , Arman Cohan , Dragomir Radev

Large language model-based agents, empowered by in-context learning (ICL), have demonstrated strong capabilities in complex reasoning and tool-use tasks. However, existing works have shown that the effectiveness of ICL is highly sensitive…

Artificial Intelligence · Computer Science 2025-08-01 Ruoyu Wang , Junda Wu , Yu Xia , Tong Yu , Ryan A. Rossi , Julian McAuley , Lina Yao

Fine-tuning Large Language Models (LLMs) typically involves updating at least a few billions of parameters. A more parameter-efficient approach is Prompt Tuning (PT), which updates only a few learnable tokens, and differently, In-Context…

Computation and Language · Computer Science 2024-10-23 Tsachi Blau , Moshe Kimhi , Yonatan Belinkov , Alexander Bronstein , Chaim Baskin