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Related papers: Prompt-Based Metric Learning for Few-Shot NER

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Named Entity Recognition (NER) is a critical component of Natural Language Processing with diverse applications in information extraction and conversational AI. However, NER in specific domains for low-resource languages faces challenges…

Computational Engineering, Finance, and Science · Computer Science 2026-05-07 Do Minh Duc , Quan Xuan Truong , Viet Tran Hong , Le Hoang Anh , Mac Thi Minh Tra , Nguyen Van Thuy , Le Hai Ha , Vinh Nguyen Van

In the context of few-shot classification, the goal is to train a classifier using a limited number of samples while maintaining satisfactory performance. However, traditional metric-based methods exhibit certain limitations in achieving…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Fatemeh Askari , Amirreza Fateh , Mohammad Reza Mohammadi

The goal of few-shot learning is to learn a classifier that generalizes well even when trained with a limited number of training instances per class. The recently introduced meta-learning approaches tackle this problem by learning a generic…

Machine Learning · Computer Science 2019-02-11 Yanbin Liu , Juho Lee , Minseop Park , Saehoon Kim , Eunho Yang , Sung Ju Hwang , Yi Yang

Few-shot segmentation aims to segment unseen-class objects given only a handful of densely labeled samples. Prototype learning, where the support feature yields a singleor several prototypes by averaging global and local object information,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Ehtesham Iqbal , Sirojbek Safarov , Seongdeok Bang

Named entity recognition (NER) is a fundamental part of extracting information from documents in biomedical applications. A notable advantage of NER is its consistency in extracting biomedical entities in a document context. Although…

Computation and Language · Computer Science 2022-10-25 Minbyul Jeong , Jaewoo Kang

Few-shot learning features the capability of generalizing from a few examples. In this paper, we first identify that a discriminative feature space, namely a rectified metric space, that is learned to maintain the metric consistency from…

Computer Vision and Pattern Recognition · Computer Science 2020-12-03 Yang Zhao , Chunyuan Li , Ping Yu , Changyou Chen

Few-shot or zero-shot fact verification only relies on a few or no labeled training examples. In this paper, we propose a novel method called ProToCo, to \underline{Pro}mpt pre-trained language models (PLMs) \underline{To} be…

Computation and Language · Computer Science 2023-06-06 Fengzhu Zeng , Wei Gao

Named Entity Recognition (NER) performance often degrades rapidly when applied to target domains that differ from the texts observed during training. When in-domain labelled data is available, transfer learning techniques can be used to…

Computation and Language · Computer Science 2020-05-01 Pierre Lison , Aliaksandr Hubin , Jeremy Barnes , Samia Touileb

Few-shot learning-the ability to train models with access to limited data-has become increasingly popular in the natural language processing (NLP) domain, as large language models such as GPT and T0 have been empirically shown to achieve…

Software Engineering · Computer Science 2023-06-16 Robert Kraig Helmeczi , Mucahit Cevik , Savas Yıldırım

In the object detection task, CNN (Convolutional neural networks) models always need a large amount of annotated examples in the training process. To reduce the dependency of expensive annotations, few-shot object detection has become an…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Yuewen Li , Wenquan Feng , Shuchang Lyu , Qi Zhao , Xuliang Li

Most Named Entity Recognition (NER) models operate under the assumption that training datasets are fully labelled. While it is valid for established datasets like CoNLL 2003 and OntoNotes, sometimes it is not feasible to obtain the complete…

Computation and Language · Computer Science 2022-11-29 Viktor Scherbakov , Vladimir Mayorov

Detecting human-object interactions (HOI) in a few-shot setting remains a challenge. Existing meta-learning methods struggle to extract representative features for classification due to the limited data, while existing few-shot HOI models…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Qinqian Lei , Bo Wang , Robby T. Tan

Few-shot learning with $N$-way $K$-shot scheme is an open challenge in machine learning. Many metric-based approaches have been proposed to tackle this problem, e.g., the Matching Networks and CLIP-Adapter. Despite that these approaches…

Machine Learning · Computer Science 2024-05-08 Guoliang Lin , Yongheng Xu , Hanjiang Lai , Jian Yin

Few-shot learning (FSL) has attracted increasing attention in recent years but remains challenging, due to the intrinsic difficulty in learning to generalize from a few examples. This paper proposes an adaptive margin principle to improve…

Computer Vision and Pattern Recognition · Computer Science 2020-05-29 Aoxue Li , Weiran Huang , Xu Lan , Jiashi Feng , Zhenguo Li , Liwei Wang

Few-shot named entity recognition can identify new types of named entities based on a few labeled examples. Previous methods employing token-level or span-level metric learning suffer from the computational burden and a large number of…

Computation and Language · Computer Science 2025-10-15 Congying Liu , Gaosheng Wang , Peipei Liu , Xingyuan Wei , Hongsong Zhu

Few-shot Learning aims to learn and distinguish new categories with a very limited number of available images, presenting a significant challenge in the realm of deep learning. Recent researchers have sought to leverage the additional…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Chunpeng Zhou , Haishuai Wang , Xilu Yuan , Zhi Yu , Jiajun Bu

Learning to generate a task-aware base learner proves a promising direction to deal with few-shot learning (FSL) problem. Existing methods mainly focus on generating an embedding model utilized with a fixed metric (eg, cosine distance) for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-04 Lei Zhang , Fei Zhou , Wei Wei , Yanning Zhang

Sequence labeling is an important technique employed for many Natural Language Processing (NLP) tasks, such as Named Entity Recognition (NER), slot tagging for dialog systems and semantic parsing. Large-scale pre-trained language models…

Computation and Language · Computer Science 2020-12-14 Yaqing Wang , Subhabrata Mukherjee , Haoda Chu , Yuancheng Tu , Ming Wu , Jing Gao , Ahmed Hassan Awadallah

Meta-learning has emerged as a prominent technology for few-shot text classification and has achieved promising performance. However, existing methods often encounter difficulties in drawing accurate class prototypes from support set…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Xinyue Liu , Yunlong Gao , Linlin Zong , Bo Xu

This paper investigates the effectiveness of pre-training for few-shot intent classification. While existing paradigms commonly further pre-train language models such as BERT on a vast amount of unlabeled corpus, we find it highly effective…

Computation and Language · Computer Science 2024-09-17 Haode Zhang , Yuwei Zhang , Li-Ming Zhan , Jiaxin Chen , Guangyuan Shi , Albert Y. S. Lam , Xiao-Ming Wu