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Related papers: Metric-Based Few-Shot Learning for Video Action Re…

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Few-shot image classification learns to recognize new categories from limited labelled data. Metric learning based approaches have been widely investigated, where a query sample is classified by finding the nearest prototype from the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-04 Zhizheng Zhang , Cuiling Lan , Wenjun Zeng , Zhibo Chen , Shih-Fu Chang

Few-shot classification aims to carry out classification given only few labeled examples for the categories of interest. Though several approaches have been proposed, most existing few-shot learning (FSL) models assume that base and novel…

Computer Vision and Pattern Recognition · Computer Science 2021-12-28 Yuan-Chia Cheng , Ci-Siang Lin , Fu-En Yang , Yu-Chiang Frank Wang

Few-shot learning systems for sound event recognition have gained interests since they require only a few examples to adapt to new target classes without fine-tuning. However, such systems have only been applied to chunks of sounds for…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-19 Kazuki Shimada , Yuichiro Koyama , Akira Inoue

Few-shot learners aim to recognize new object classes based on a small number of labeled training examples. To prevent overfitting, state-of-the-art few-shot learners use meta-learning on convolutional-network features and perform…

Computer Vision and Pattern Recognition · Computer Science 2019-11-19 Yan Wang , Wei-Lun Chao , Kilian Q. Weinberger , Laurens van der Maaten

We present a conceptually simple, flexible, and general framework for few-shot learning, where a classifier must learn to recognise new classes given only few examples from each. Our method, called the Relation Network (RN), is trained…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Flood Sung , Yongxin Yang , Li Zhang , Tao Xiang , Philip H. S. Torr , Timothy M. Hospedales

Humans can easily recognize actions with only a few examples given, while the existing video recognition models still heavily rely on the large-scale labeled data inputs. This observation has motivated an increasing interest in few-shot…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Yuqian Fu , Li Zhang , Junke Wang , Yanwei Fu , Yu-Gang Jiang

In few-shot learning, classifiers are expected to generalize to unseen classes given only a small number of instances of each new class. One of the popular solutions to few-shot learning is metric-based meta-learning. However, it highly…

Machine Learning · Computer Science 2025-11-18 Qiuhao Zeng

In-context learning, which offers substantial advantages over fine-tuning, is predominantly observed in decoder-only models, while encoder-decoder (i.e., seq2seq) models excel in methods that rely on weight updates. Recently, a few studies…

Computation and Language · Computer Science 2024-08-28 Jihyeon Lee , Dain Kim , Doohae Jung , Boseop Kim , Kyoung-Woon On

Reinforcement learning and planning methods require an objective or reward function that encodes the desired behavior. Yet, in practice, there is a wide range of scenarios where an objective is difficult to provide programmatically, such as…

Machine Learning · Computer Science 2018-10-02 Annie Xie , Avi Singh , Sergey Levine , Chelsea Finn

We address the problem of anomaly detection in videos. The goal is to identify unusual behaviours automatically by learning exclusively from normal videos. Most existing approaches are usually data-hungry and have limited generalization…

Computer Vision and Pattern Recognition · Computer Science 2020-07-16 Yiwei Lu , Frank Yu , Mahesh Kumar Krishna Reddy , Yang Wang

Although vital to computer vision systems, few-shot action recognition is still not mature despite the wide research of few-shot image classification. Popular few-shot learning algorithms extract a transferable embedding from seen classes…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Su Lu , Han-Jia Ye , De-Chuan Zhan

Meta learning approaches to few-shot classification are computationally efficient at test time, requiring just a few optimization steps or single forward pass to learn a new task, but they remain highly memory-intensive to train. This…

When training data is scarce, it is common to make use of a feature extractor that has been pre-trained on a large base dataset, either by fine-tuning its parameters on the ``target'' dataset or by directly adopting its representation as…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Raphael Lafargue , Yassir Bendou , Bastien Pasdeloup , Jean-Philippe Diguet , Ian Reid , Vincent Gripon , Jack Valmadre

Few-shot classification consists of learning a predictive model that is able to effectively adapt to a new class, given only a few annotated samples. To solve this challenging problem, meta-learning has become a popular paradigm that…

Computer Vision and Pattern Recognition · Computer Science 2019-09-02 Nikita Dvornik , Cordelia Schmid , Julien Mairal

Few-shot learning, which aims at extracting new concepts rapidly from extremely few examples of novel classes, has been featured into the meta-learning paradigm recently. Yet, the key challenge of how to learn a generalizable classifier…

Machine Learning · Computer Science 2019-10-08 Limeng Qiao , Yemin Shi , Jia Li , Yaowei Wang , Tiejun Huang , Yonghong Tian

Learning with few samples is a major challenge for parameter-rich models like deep networks. In contrast, people learn complex new concepts even from very few examples, suggesting that the sample complexity of learning can often be reduced.…

Machine Learning · Computer Science 2019-06-11 Roman Visotsky , Yuval Atzmon , Gal Chechik

Training an effective video action recognition model poses significant computational challenges, particularly under limited resource budgets. Current methods primarily aim to either reduce model size or utilize pre-trained models, limiting…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Harry Cheng , Yangyang Guo , Liqiang Nie , Zhiyong Cheng , Mohan Kankanhalli

Video surveillance is gaining increasing popularity to assist in railway intrusion detection in recent years. However, efficient and accurate intrusion detection remains a challenging issue due to: (a) limited sample number: only small…

Machine Learning · Computer Science 2020-11-10 Xiao Gong , Xi Chen , Wei Chen

Few-shot segmentation aims to train a segmentation model that can fast adapt to novel classes with few exemplars. The conventional training paradigm is to learn to make predictions on query images conditioned on the features from support…

Computer Vision and Pattern Recognition · Computer Science 2022-03-09 Gengwei Zhang , Guoliang Kang , Yi Yang , Yunchao Wei

Classification of new class entities requires collecting and annotating hundreds or thousands of samples that is often prohibitively costly. Few-shot learning suggests learning to classify new classes using just a few examples. Only a small…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Rami Ben-Ari , Mor Shpigel , Ophir Azulai , Udi Barzelay , Daniel Rotman
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