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Despite the widespread success of deep learning, its intense requirements for vast amounts of data and extensive training make it impractical for various real-world applications where data is scarce. In recent years, Few-Shot Learning (FSL)…

Machine Learning · Computer Science 2025-01-27 Georgios Tsoumplekas , Vladislav Li , Panagiotis Sarigiannidis , Vasileios Argyriou

An old-school recipe for training a classifier is to (i) learn a good feature extractor and (ii) optimize a linear layer atop. When only a handful of samples are available per category, as in Few-Shot Adaptation (FSA), data are insufficient…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Matteo Farina , Massimiliano Mancini , Giovanni Iacca , Elisa Ricci

Few-shot classification is a challenging task which aims to formulate the ability of humans to learn concepts from limited prior data and has drawn considerable attention in machine learning. Recent progress in few-shot classification has…

Machine Learning · Computer Science 2020-04-14 Meiyu Huang , Xueshuang Xiang , Yao Xu

Few-Shot Learning (FSL) has attracted growing attention in computer vision due to its capability in model training without the need for excessive data. FSL is challenging because the training and testing categories (the base vs. novel sets)…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Ying-Yu Chen , Jun-Wei Hsieh , Ming-Ching Chang

The goal of few-shot learning is to recognize new visual concepts with just a few amount of labeled samples in each class. Recent effective metric-based few-shot approaches employ neural networks to learn a feature similarity comparison…

Computer Vision and Pattern Recognition · Computer Science 2020-04-17 Xiaomeng Li , Lequan Yu , Chi-Wing Fu , Meng Fang , Pheng-Ann Heng

We develop a transductive meta-learning method that uses unlabelled instances to improve few-shot image classification performance. Our approach combines a regularized Mahalanobis-distance-based soft k-means clustering procedure with a…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Peyman Bateni , Jarred Barber , Jan-Willem van de Meent , Frank Wood

Convolutional neural networks and supervised learning have achieved remarkable success in various fields but are limited by the need for large annotated datasets. Few-shot learning (FSL) addresses this limitation by enabling models to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-31 Yang Liu , Feixiang Liu , Jiale Du , Xinbo Gao , Jungong Han

Transfer learning has been widely adopted for few-shot classification. Recent studies reveal that obtaining good generalization representation of images on novel classes is the key to improving the few-shot classification accuracy. To…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Sai Yang , Fan Liu , Delong Chen , Jun Zhou

Few-shot learning is a problem of high interest in the evolution of deep learning. In this work, we consider the problem of few-shot object detection (FSOD) in a real-world, class-imbalanced scenario. For our experiments, we utilize the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Anay Majee , Kshitij Agrawal , Anbumani Subramanian

Few-shot learning (FSL) aims to learn novel visual categories from very few samples, which is a challenging problem in real-world applications. Many methods of few-shot classification work well on general images to learn global…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Xiaojian He , Jinfu Lin , Junming Shen

Meta-learning has been proposed as a framework to address the challenging few-shot learning setting. The key idea is to leverage a large number of similar few-shot tasks in order to learn how to adapt a base-learner to a new task for which…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Qianru Sun , Yaoyao Liu , Tat-Seng Chua , Bernt Schiele

The high cost of acquiring and annotating samples has made the `few-shot' learning problem of prime importance. Existing works mainly focus on improving performance on clean data and overlook robustness concerns on the data perturbed with…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Gaurav Kumar Nayak , Ruchit Rawal , Inder Khatri , Anirban Chakraborty

In this paper, we study the performance of few-shot learning, specifically meta learning empowered few-shot relation networks, over supervised deep learning and conventional machine learning approaches in the problem of Sound Source…

Sound · Computer Science 2024-10-08 Amirreza Sobhdel , Roozbeh Razavi-Far , Vasile Palade

We propose regression networks for the problem of few-shot classification, where a classifier must generalize to new classes not seen in the training set, given only a small number of examples of each class. In high dimensional embedding…

Machine Learning · Computer Science 2020-06-22 Arnout Devos , Matthias Grossglauser

The use of meta-learning and transfer learning in the task of few-shot image classification is a well researched area with many papers showcasing the advantages of transfer learning over meta-learning in cases where data is plentiful and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Joshua Ball

Learning with little data is challenging but often inevitable in various application scenarios where the labeled data is limited and costly. Recently, few-shot learning (FSL) gained increasing attention because of its generalizability of…

Computer Vision and Pattern Recognition · Computer Science 2022-05-23 Yuzhong Chen , Zhenxiang Xiao , Lin Zhao , Lu Zhang , Haixing Dai , David Weizhong Liu , Zihao Wu , Changhe Li , Tuo Zhang , Changying Li , Dajiang Zhu , Tianming Liu , Xi Jiang

Existing few-shot learning (FSL) methods rely on training with a large labeled dataset, which prevents them from leveraging abundant unlabeled data. From an information-theoretic perspective, we propose an effective unsupervised FSL method,…

Computer Vision and Pattern Recognition · Computer Science 2022-07-20 Yuning Lu , Liangjian Wen , Jianzhuang Liu , Yajing Liu , Xinmei Tian

Few-shot learning, a challenging task in machine learning, aims to learn a classifier adaptable to recognize new, unseen classes with limited labeled examples. Meta-learning has emerged as a prominent framework for few-shot learning. Its…

Machine Learning · Computer Science 2024-03-07 Weihao Jiang , Guodong Liu , Di He , Kun He

The goal of few-shot learning is to learn a classifier that can recognize unseen classes from limited support data with labels. A common practice for this task is to train a model on the base set first and then transfer to novel classes…

Computer Vision and Pattern Recognition · Computer Science 2021-02-09 Zhiqiang Shen , Zechun Liu , Jie Qin , Marios Savvides , Kwang-Ting Cheng

Few-shot learning requires to recognize novel classes with scarce labeled data. Prototypical network is useful in existing researches, however, training on narrow-size distribution of scarce data usually tends to get biased prototypes. In…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 Jinlu Liu , Liang Song , Yongqiang Qin