English
Related papers

Related papers: Decomposed Meta-Learning for Few-Shot Named Entity…

200 papers

Few-shot NER aims to identify entities of target types with only limited number of illustrative instances. Unfortunately, few-shot NER is severely challenged by the intrinsic precise generalization problem, i.e., it is hard to accurately…

Computation and Language · Computer Science 2024-03-26 Jiawei Chen , Hongyu Lin , Xianpei Han , Yaojie Lu , Shanshan Jiang , Bin Dong , Le Sun

Meta-learning aims at learning quickly on novel tasks with limited data by transferring generic experience learned from previous tasks. Naturally, few-shot learning has been one of the most popular applications for meta-learning. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Yudong Chen , Chaoyu Guan , Zhikun Wei , Xin Wang , Wenwu Zhu

The problem of open-set recognition is considered. While previous approaches only consider this problem in the context of large-scale classifier training, we seek a unified solution for this and the low-shot classification setting. It is…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Bo Liu , Hao Kang , Haoxiang Li , Gang Hua , Nuno Vasconcelos

Deep Learning shows very good performance when trained on large labeled data sets. The problem of training a deep net on a few or one sample per class requires a different learning approach which can generalize to unseen classes using only…

Machine Learning · Computer Science 2018-08-23 Jinchao Liu , Stuart J. Gibson , Margarita Osadchy

As an algorithmic framework for learning to learn, meta-learning provides a promising solution for few-shot text classification. However, most existing research fail to give enough attention to class labels. Traditional basic framework…

Computation and Language · Computer Science 2024-12-16 Guanghua Hou , Shuhui Cao , Deqiang Ouyang , Ning Wang

Graph classification aims to extract accurate information from graph-structured data for classification and is becoming more and more important in graph learning community. Although Graph Neural Networks (GNNs) have been successfully…

Machine Learning · Computer Science 2020-06-24 Ning Ma , Jiajun Bu , Jieyu Yang , Zhen Zhang , Chengwei Yao , Zhi Yu , Sheng Zhou , Xifeng Yan

Recently, prompt-based methods have achieved significant performance in few-shot learning scenarios by bridging the gap between language model pre-training and fine-tuning for downstream tasks. However, existing prompt templates are mostly…

Computation and Language · Computer Science 2022-03-09 Liwen Wang , Rumei Li , Yang Yan , Yuanmeng Yan , Sirui Wang , Wei Wu , Weiran Xu

We study the problem of few-shot Fine-grained Entity Typing (FET), where only a few annotated entity mentions with contexts are given for each entity type. Recently, prompt-based tuning has demonstrated superior performance to standard…

Computation and Language · Computer Science 2022-06-29 Jiaxin Huang , Yu Meng , Jiawei Han

Few-shot learning aims to recognize new categories using very few labeled samples. Although few-shot learning has witnessed promising development in recent years, most existing methods adopt an average operation to calculate prototypes,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-26 Minglei Yuan , Wenhai Wang , Tao Wang , Chunhao Cai , Qian Xu , Tong Lu

Metric-based meta-learning techniques have successfully been applied to few-shot classification problems. In this paper, we propose to leverage cross-modal information to enhance metric-based few-shot learning methods. Visual and semantic…

Machine Learning · Computer Science 2020-02-19 Chen Xing , Negar Rostamzadeh , Boris N. Oreshkin , Pedro O. Pinheiro

Deep learning models have become increasingly useful in many different industries. On the domain of image classification, convolutional neural networks proved the ability to learn robust features for the closed set problem, as shown in many…

Computer Vision and Pattern Recognition · Computer Science 2022-03-01 Rafael S. Pereira , Alexis Joly , Patrick Valduriez , Fabio Porto

Few-shot text classification has recently been promoted by the meta-learning paradigm which aims to identify target classes with knowledge transferred from source classes with sets of small tasks named episodes. Despite their success,…

Computation and Language · Computer Science 2023-05-17 Junfan Chen , Richong Zhang , Yongyi Mao , Jie Xu

Named Entity Recognition (NER) in Few-Shot setting is imperative for entity tagging in low resource domains. Existing approaches only learn class-specific semantic features and intermediate representations from source domains. This affects…

Computation and Language · Computer Science 2022-03-29 Sarkar Snigdha Sarathi Das , Arzoo Katiyar , Rebecca J. Passonneau , Rui Zhang

Model-agnostic meta-learning (MAML) is a meta-learning technique to train a model on a multitude of learning tasks in a way that primes the model for few-shot learning of new tasks. The MAML algorithm performs well on few-shot learning…

Machine Learning · Computer Science 2020-01-22 Harkirat Singh Behl , Atılım Güneş Baydin , Philip H. S. Torr

Metric learning aims to build a distance metric typically by learning an effective embedding function that maps similar objects into nearby points in its embedding space. Despite recent advances in deep metric learning, it remains…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Deunsol Jung , Dahyun Kang , Suha Kwak , Minsu Cho

Few-shot learning (FSL) has attracted considerable attention recently. Among existing approaches, the metric-based method aims to train an embedding network that can make similar samples close while dissimilar samples as far as possible and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Bin Xiao , Chien-Liang Liu , Wen-Hoar Hsaio

Few-shot action recognition aims to recognize action classes with few training samples. Most existing methods adopt a meta-learning approach with episodic training. In each episode, the few samples in a meta-training task are split into…

Computer Vision and Pattern Recognition · Computer Science 2021-10-26 Xiatian Zhu , Antoine Toisoul , Juan-Manuel Perez-Rua , Li Zhang , Brais Martinez , Tao Xiang

Training a neural network model that can quickly adapt to a new task is highly desirable yet challenging for few-shot learning problems. Recent few-shot learning methods mostly concentrate on developing various meta-learning strategies from…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Zihang Jiang , Bingyi Kang , Kuangqi Zhou , Jiashi Feng

Most meta-learning approaches assume the existence of a very large set of labeled data available for episodic meta-learning of base knowledge. This contrasts with the more realistic continual learning paradigm in which data arrives…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Kai Wang , Xialei Liu , Andy Bagdanov , Luis Herranz , Shangling Jui , Joost van de Weijer

Named entity recognition (NER) is a fundamental task in numerous downstream applications. Recently, researchers have employed pre-trained language models (PLMs) and large language models (LLMs) to address this task. However, fully…

Computation and Language · Computer Science 2025-10-30 Yufei Zhao , Xiaoshi Zhong , Erik Cambria , Jagath C. Rajapakse