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In this paper, we look at the problem of cross-domain few-shot classification that aims to learn a classifier from previously unseen classes and domains with few labeled samples. Recent approaches broadly solve this problem by…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Wei-Hong Li , Xialei Liu , Hakan Bilen

Deep learning techniques have achieved significant success in Synthetic Aperture Radar (SAR) target recognition using predefined datasets in static scenarios. However, real-world applications demand that models incrementally learn new…

Computer Vision and Pattern Recognition · Computer Science 2025-01-20 George Karantaidis , Athanasios Pantsios , Ioannis Kompatsiaris , Symeon Papadopoulos

Cross-domain few-shot learning (CD-FSL) requires models to generalize from limited labeled samples under significant distribution shifts. While recent methods enhance adaptability through lightweight task-specific modules, they operate…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Ruixiao Shi , Fu Feng , Yucheng Xie , Jing Wang , Xin Geng

Most existing works in few-shot learning rely on meta-learning the network on a large base dataset which is typically from the same domain as the target dataset. We tackle the problem of cross-domain few-shot learning where there is a large…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Ashraful Islam , Chun-Fu Chen , Rameswar Panda , Leonid Karlinsky , Rogerio Feris , Richard J. Radke

While many deep learning methods have seen significant success in tackling the problem of domain adaptation and few-shot learning separately, far fewer methods are able to jointly tackle both problems in Cross-Domain Few-Shot Learning…

Computer Vision and Pattern Recognition · Computer Science 2020-12-04 John Cai , Bill Cai , Sheng Mei Shen

Deep learning has achieved great success in video recognition, yet still struggles to recognize novel actions when faced with only a few examples. To tackle this challenge, few-shot action recognition methods have been proposed to transfer…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Yilun Zhang , Yuqian Fu , Xingjun Ma , Lizhe Qi , Jingjing Chen , Zuxuan Wu , Yu-Gang Jiang

Multi-task and few-shot time series forecasting tasks are commonly encountered in scenarios such as the launch of new products in different cities. However, traditional time series forecasting methods suffer from insufficient historical…

Machine Learning · Computer Science 2025-06-25 Pengpeng Ouyang , Dong Chen , Tong Yang , Shuo Feng , Zhao Jin , Mingliang Xu

Recent successes suggest that parameter-efficient fine-tuning of foundation models as the state-of-the-art method for transfer learning in vision, replacing the rich literature of alternatives such as meta-learning. In trying to harness the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Shengzhuang Chen , Jihoon Tack , Yunqiao Yang , Yee Whye Teh , Jonathan Richard Schwarz , Ying Wei

Few-shot learning allows machines to classify novel classes using only a few labeled samples. Recently, few-shot segmentation aiming at semantic segmentation on low sample data has also seen great interest. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Jun Seo , Young-Hyun Park , Sung Whan Yoon , Jaekyun Moon

Few-shot action recognition has attracted increasing attention due to the difficulty in acquiring the properly labelled training samples. Current works have shown that preserving spatial information and comparing video descriptors are…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Yang Bo , Yangdi Lu , Wenbo He

Fine-tuning pre-trained neural network models has become a widely adopted approach across various domains. However, it can lead to the distortion of pre-trained feature extractors that already possess strong generalization capabilities.…

Machine Learning · Computer Science 2024-03-27 Seokhyeon Ha , Sunbeom Jung , Jungwoo Lee

Existing few-shot learning (FSL) methods make the implicit assumption that the few target class samples are from the same domain as the source class samples. However, in practice this assumption is often invalid -- the target classes could…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 An Zhao , Mingyu Ding , Zhiwu Lu , Tao Xiang , Yulei Niu , Jiechao Guan , Ji-Rong Wen , Ping Luo

Currently, under supervised learning, a model pretrained by a large-scale nature scene dataset and then fine-tuned on a few specific task labeling data is the paradigm that has dominated the knowledge transfer learning. It has reached the…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Tong Zhang , Peng Gao , Hao Dong , Yin Zhuang , Guanqun Wang , Wei Zhang , He Chen

LiDAR-based 3D object detectors have been largely utilized in various applications, including autonomous vehicles or mobile robots. However, LiDAR-based detectors often fail to adapt well to target domains with different sensor…

Computer Vision and Pattern Recognition · Computer Science 2024-10-03 Jiyun Jang , Mincheol Chang , Jongwon Park , Jinkyu Kim

To recognize the unseen classes with only few samples, few-shot learning (FSL) uses prior knowledge learned from the seen classes. A major challenge for FSL is that the distribution of the unseen classes is different from that of those…

Machine Learning · Computer Science 2020-07-28 Jiechao Guan , Zhiwu Lu , Tao Xiang , Ji-Rong Wen

Continual Test-Time Adaptation (CTTA) aims to adapt the source model to continually changing unlabeled target domains without access to the source data. Existing methods mainly focus on model-based adaptation in a self-training manner, such…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Yulu Gan , Yan Bai , Yihang Lou , Xianzheng Ma , Renrui Zhang , Nian Shi , Lin Luo

Recent progress in few-shot learning promotes a more realistic cross-domain setting, where the source and target datasets are from different domains. Due to the domain gap and disjoint label spaces between source and target datasets, their…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Pan Li , Shaogang Gong , Chengjie Wang , Yanwei Fu

Recent work on action recognition leverages 3D features and textual information to achieve state-of-the-art performance. However, most of the current few-shot action recognition methods still rely on 2D frame-level representations, often…

Computer Vision and Pattern Recognition · Computer Science 2023-11-13 Yutao Tang , Benjamin Bejar , Rene Vidal

Few-shot object detection (FSOD) has thrived in recent years to learn novel object classes with limited data by transferring knowledge gained on abundant base classes. FSOD approaches commonly assume that both the scarcely provided examples…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Karim Guirguis , George Eskandar , Matthias Kayser , Bin Yang , Juergen Beyerer

The successful application of deep learning to many visual recognition tasks relies heavily on the availability of a large amount of labeled data which is usually expensive to obtain. The few-shot learning problem has attracted increasing…

Machine Learning · Computer Science 2020-03-11 Zhongjie Yu , Lin Chen , Zhongwei Cheng , Jiebo Luo