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In-context Learning (ICL) utilizes structured demonstration-query inputs to induce few-shot learning on Language Models (LMs), which are not originally pre-trained on ICL-style data. To bridge the gap between ICL and pre-training, some…

计算与语言 · 计算机科学 2025-09-30 Hakaze Cho , Peng Luo , Mariko Kato , Rin Kaenbyou , Naoya Inoue

Instruction tuning enhances large language models (LLMs) to follow human instructions across diverse tasks, relying on high-quality datasets to guide behavior. However, these datasets, whether manually curated or synthetically generated,…

Time Series Foundation Models (TSFMs) have shown promising zero-shot generalization across diverse forecasting tasks. However, their robustness to continual adaptation remains underexplored. In this work, we investigate the extent to which…

机器学习 · 计算机科学 2025-10-03 Nouha Karaouli , Denis Coquenet , Elisa Fromont , Martial Mermillod , Marina Reyboz

Data-driven health monitoring of power converters remains limited by poor generalization to unseen operating conditions. This work addresses this out-of-distribution (OOD) challenge by building a domain-specific time-series foundation model…

系统与控制 · 电气工程与系统科学 2025-11-12 Xinyuan Liao , Xinyue Zhang , Xing Wei , Junwei Liu , Shuai Zhao , Siqi Bu , Yi Zhang

Financial time series forecasting is central to trading, portfolio optimization, and risk management, yet it remains challenging due to noisy, non-stationary, and heterogeneous data. Recent advances in time series foundation models (TSFMs),…

计算金融 · 定量金融 2025-11-25 Eghbal Rahimikia , Hao Ni , Weiguan Wang

Large language models (LLMs) excel at few-shot in-context learning (ICL) -- learning from a few examples provided in context at inference, without any weight updates. Newly expanded context windows allow us to investigate ICL with hundreds…

We introduce Context Tuning, a simple and effective method to significantly enhance few-shot adaptation of language models (LLMs) without fine-tuning model parameters. While prompt-based adaptation techniques have demonstrated the…

计算与语言 · 计算机科学 2025-11-04 Jack Lu , Ryan Teehan , Zhenbang Yang , Mengye Ren

Transformer-based large language models have displayed impressive in-context learning capabilities, where a pre-trained model can handle new tasks without fine-tuning by simply augmenting the query with some input-output examples from that…

机器学习 · 计算机科学 2024-06-18 Hongkang Li , Meng Wang , Songtao Lu , Xiaodong Cui , Pin-Yu Chen

Multi-task ``vision-language-action'' (VLA) models have recently demonstrated increasing promise as generalist foundation models for robotics, achieving non-trivial performance out of the box on new tasks in new environments. However, for…

机器人学 · 计算机科学 2025-08-05 Kaustubh Sridhar , Souradeep Dutta , Dinesh Jayaraman , Insup Lee

In-context learning refers to the ability of a model to condition on a prompt sequence consisting of in-context examples (input-output pairs corresponding to some task) along with a new query input, and generate the corresponding output.…

计算与语言 · 计算机科学 2023-08-15 Shivam Garg , Dimitris Tsipras , Percy Liang , Gregory Valiant

Large Language Models (LLMs) have demonstrated remarkable performance across a wide range of tasks by understanding input information and predicting corresponding outputs. However, the internal mechanisms by which LLMs comprehend input and…

计算与语言 · 计算机科学 2025-01-07 Zhou Yang , Zhengyu Qi , Zhaochun Ren , Zhikai Jia , Haizhou Sun , Xiaofei Zhu , Xiangwen Liao

In-context learning (ICL) adapts LLMs by providing demonstrations without fine-tuning the model parameters; however, it does not differentiate between demonstrations and quadratically increases the complexity of Transformer LLMs, exhausting…

计算与语言 · 计算机科学 2024-11-06 Giwon Hong , Emile van Krieken , Edoardo Ponti , Nikolay Malkin , Pasquale Minervini

Foundational Models are an emerging widely used technique of GenAI. These models are distinguished by their scalability and the ease with which they can be adapted through the exploitation of Transfer Learning. The availability of high…

机器学习 · 计算机科学 2025-05-13 M. Germán-Morales , A. J. Rivera-Rivas , M. J. del Jesus Díaz , C. J. Carmona

In-context learning (ICL) has emerged as a powerful capability for large language models (LLMs) to adapt to downstream tasks by leveraging a few (demonstration) examples. Despite its effectiveness, the mechanism behind ICL remains…

机器学习 · 计算机科学 2025-06-03 Pengfei He , Yingqian Cui , Han Xu , Hui Liu , Makoto Yamada , Jiliang Tang , Yue Xing

Deep Learning models have shown remarkable performance in a broad range of vision tasks. However, they are often vulnerable against domain shifts at test-time. Test-time training (TTT) methods have been developed in an attempt to mitigate…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Gustavo A. Vargas Hakim , David Osowiechi , Mehrdad Noori , Milad Cheraghalikhani , Ismail Ben Ayed , Christian Desrosiers

Large language models (LLMs) have exhibited striking in-context learning (ICL) ability to adapt to target tasks with a few input-output demonstrations. For better ICL, different methods are proposed to select representative demonstrations…

计算与语言 · 计算机科学 2023-10-24 Wei-Lin Chen , Cheng-Kuang Wu , Yun-Nung Chen , Hsin-Hsi Chen

LLMs have shown strong in-context learning (ICL) abilities, but have not yet been extended to signal processing systems. Inspired by their design, we have proposed for the first time ICL using transformer models applicable to motor…

机器学习 · 计算机科学 2026-02-10 Tong Jian , Tianyu Dai , Tao Yu

As foundation models (FMs) continue to shape the landscape of AI, the in-context learning (ICL) paradigm thrives but also encounters issues such as toxicity, hallucination, disparity, adversarial vulnerability, and inconsistency. Ensuring…

机器学习 · 计算机科学 2024-02-28 Yunpeng Huang , Yaonan Gu , Jingwei Xu , Zhihong Zhu , Zhaorun Chen , Xiaoxing Ma

Transformers have shown a remarkable ability for in-context learning (ICL), making predictions based on contextual examples. However, while theoretical analyses have explored this prediction capability, the nature of the inferred context…

机器学习 · 计算机科学 2025-05-20 Fei Lu , Yue Yu

Recently, large language models (LLMs) have made remarkable progress in natural language processing. The most representative ability of LLMs is in-context learning (ICL), which enables LLMs to learn patterns from in-context exemplars…

计算与语言 · 计算机科学 2023-12-20 Jiachen Zhao