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Few-shot classification aims to recognize unseen classes when presented with only a small number of samples. We consider the problem of multi-domain few-shot image classification, where unseen classes and examples come from diverse data…

机器学习 · 计算机科学 2020-09-04 Lu Liu , William Hamilton , Guodong Long , Jing Jiang , Hugo Larochelle

Self-supervised pretraining in remote sensing is mostly done using mid-spatial resolution (MR) image datasets due to their high availability. Given the release of high-resolution (HR) datasets, we ask how HR datasets can be included in…

计算机视觉与模式识别 · 计算机科学 2026-05-05 John Waithaka , Gustave Bwirayesu , Moise Busogi

Self-supervised learning (SSL) has emerged as a powerful strategy for representation learning under limited annotation regimes, yet its effectiveness remains highly sensitive to many factors, especially the nature of the target task. In…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Jorge Quesada , Ghassan AlRegib

Vision problems ranging from image clustering to motion segmentation to semi-supervised learning can naturally be framed as subspace segmentation problems, in which one aims to recover multiple low-dimensional subspaces from noisy and…

计算机视觉与模式识别 · 计算机科学 2013-10-17 Ameet Talwalkar , Lester Mackey , Yadong Mu , Shih-Fu Chang , Michael I. Jordan

Hyperspectral image (HSI) classification, which aims to assign an accurate label for hyperspectral pixels, has drawn great interest in recent years. Although low rank representation (LRR) has been used to classify HSI, its ability to…

计算机视觉与模式识别 · 计算机科学 2019-05-08 Qi Wang , Xiange He , Xuelong Li

Aiming at recognizing the samples from novel categories with few reference samples, few-shot learning (FSL) is a challenging problem. We found that the existing works often build their few-shot model based on the image-level feature by…

计算机视觉与模式识别 · 计算机科学 2021-11-09 Junying Huang , Fan Chen , Keze Wang , Liang Lin , Dongyu Zhang

We propose Sym-Net, a novel framework for Few-Shot Segmentation (FSS) that addresses the critical issue of intra-class variation by jointly learning both query and support prototypes in a symmetrical manner. Unlike previous methods that…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Qun Li , Baoquan Sun , Fu Xiao , Yonggang Qi , Bir Bhanu

We consider the problem of learning discriminative representations for data in a high-dimensional space with distribution supported on or around multiple low-dimensional linear subspaces. That is, we wish to compute a linear injective map…

机器学习 · 统计学 2022-10-07 Druv Pai , Michael Psenka , Chih-Yuan Chiu , Manxi Wu , Edgar Dobriban , Yi Ma

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…

计算机视觉与模式识别 · 计算机科学 2021-05-10 Joshua Ball

Popular approaches for few-shot classification consist of first learning a generic data representation based on a large annotated dataset, before adapting the representation to new classes given only a few labeled samples. In this work, we…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Nikita Dvornik , Cordelia Schmid , Julien Mairal

Recent progress has shown that few-shot learning can be improved with access to unlabelled data, known as semi-supervised few-shot learning(SS-FSL). We introduce an SS-FSL approach, dubbed as Prototypical Random Walk Networks(PRWN), built…

机器学习 · 计算机科学 2021-02-10 Ahmed Ayyad , Yuchen Li , Nassir Navab , Shadi Albarqouni , Mohamed Elhoseiny

Few-shot learning (FSL) is an emergent paradigm of learning that attempts to learn to reason with low sample complexity to mimic the way humans learn, generalise and extrapolate from only a few seen examples. While FSL attempts to mimic…

机器学习 · 计算机科学 2023-12-08 Jaron Mar , Jiamou Liu

While self-supervised learning has been shown to benefit a number of vision tasks, existing techniques mainly focus on image-level manipulation, which may not generalize well to downstream tasks at patch or pixel levels. Moreover, existing…

计算机视觉与模式识别 · 计算机科学 2022-08-31 Cheng-Yen Hsieh , Chih-Jung Chang , Fu-En Yang , Yu-Chiang Frank Wang

Encouraging progress in few-shot semantic segmentation has been made by leveraging features learned upon base classes with sufficient training data to represent novel classes with few-shot examples. However, this feature sharing mechanism…

计算机视觉与模式识别 · 计算机科学 2021-06-02 Binghao Liu , Yao Ding , Jianbin Jiao , Xiangyang Ji , Qixiang Ye

Few-shot image classification consists of two consecutive learning processes: 1) In the meta-learning stage, the model acquires a knowledge base from a set of training classes. 2) During meta-testing, the acquired knowledge is used to…

计算机视觉与模式识别 · 计算机科学 2022-12-19 Ju He , Adam Kortylewski , Alan Yuille

Few-shot learning (FSL) attempts to learn with limited data. In this work, we perform the feature extraction in the Euclidean space and the geodesic distance metric on the Oblique Manifold (OM). Specially, for better feature extraction, we…

计算机视觉与模式识别 · 计算机科学 2021-08-10 Guodong Qi , Huimin Yu , Zhaohui Lu , Shuzhao Li

The advent of pre-trained vision-language foundation models has revolutionized the field of zero/few-shot (i.e., low-shot) image recognition. The key challenge to address under the condition of limited training data is how to fine-tune…

计算机视觉与模式识别 · 计算机科学 2024-10-16 Kun Ding , Ying Wang , Gaofeng Meng , Shiming Xiang

Recent development in angle-resolved photoemission spectroscopy (ARPES) technique involves spatially resolving samples while maintaining the high-resolution feature of momentum space. This development easily expands the data size and its…

仪器与探测器 · 物理学 2023-08-24 Sandy Adhitia Ekahana , Genta Indra Winata , Y. Soh , Gabriel Aeppli , Radovic Milan , Ming Shi

Few-shot image classification aims at recognizing unseen categories with a small number of labeled training data. Recent metric-based frameworks tend to represent a support class by a fixed prototype (e.g., the mean of the support category)…

计算机视觉与模式识别 · 计算机科学 2021-03-23 Yaohui Li , Huaxiong Li , Haoxing Chen , Chunlin Chen

Recently, self-supervised learning has attracted attention due to its remarkable ability to acquire meaningful representations for classification tasks without using semantic labels. This paper introduces a self-supervised learning…

计算机视觉与模式识别 · 计算机科学 2022-02-09 Hyungtae Lee , Heesung Kwon