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Recent algorithms with state-of-the-art few-shot classification results start their procedure by computing data features output by a large pretrained model. In this paper we systematically investigate which models provide the best…

机器学习 · 计算机科学 2019-10-04 Tiago Ramalho , Thierry Sousbie , Stefano Peluchetti

Multi-task feature learning aims to identity the shared features among tasks to improve generalization. It has been shown that by minimizing non-convex learning models, a better solution than the convex alternatives can be obtained.…

机器学习 · 计算机科学 2015-06-03 Yaru Fan , Yilun Wang

We apply recent advances in machine learning and computer vision to a central problem in materials informatics: The statistical representation of microstructural images. We use activations in a pre-trained convolutional neural network to…

计算物理 · 物理学 2018-12-04 Nicholas Lubbers , Turab Lookman , Kipton Barros

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…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Jinlu Liu , Liang Song , Yongqiang Qin

Given labeled data in a source domain, unsupervised domain adaptation has been widely adopted to generalize models for unlabeled data in a target domain, whose data distributions are different. However, existing works are inapplicable to…

计算机视觉与模式识别 · 计算机科学 2022-04-12 Weiming Zhuang , Xin Gan , Yonggang Wen , Xuesen Zhang , Shuai Zhang , Shuai Yi

Sound event detection is to infer the event by understanding the surrounding environmental sounds. Due to the scarcity of rare sound events, it becomes challenging for the well-trained detectors which have learned too much prior knowledge.…

声音 · 计算机科学 2022-05-27 Chendong Zhao , Jianzong Wang , Leilai Li , Xiaoyang Qu , Jing Xiao

Single image-level annotations only correctly describe an often small subset of an image's content, particularly when complex real-world scenes are depicted. While this might be acceptable in many classification scenarios, it poses a…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Markus Hiller , Rongkai Ma , Mehrtash Harandi , Tom Drummond

The aim of few-shot learning (FSL) is to learn how to recognize image categories from a small number of training examples. A central challenge is that the available training examples are normally insufficient to determine which visual…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Kun Yan , Zied Bouraoui , Ping Wang , Shoaib Jameel , Steven Schockaert

Large models such as Vision Transformers (ViTs) have demonstrated remarkable superiority over smaller architectures like ResNet in few-shot classification, owing to their powerful representational capacity. However, fine-tuning such large…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Wenwen Liao , Hang Ruan , Jianbo Yu , Bing Song , YuansongWang , Xiaofeng Yang

We study the problem of few-shot open-set recognition (FSOR), which learns a recognition system capable of both fast adaptation to new classes with limited labeled examples and rejection of unknown negative samples. Traditional large-scale…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Shiyuan Huang , Jiawei Ma , Guangxing Han , Shih-Fu Chang

Few-shot learning (FSL) requires a model to classify new samples after learning from only a few samples. While remarkable results are achieved in existing methods, the performance of embedding and metrics determines the upper limit of…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Hao Li , Li Li , Yunmeng Huang , Ning Li , Yongtao Zhang

In few-shot unsupervised domain adaptation (FS-UDA), most existing methods followed the few-shot learning (FSL) methods to leverage the low-level local features (learned from conventional convolutional models, e.g., ResNet) for…

计算机视觉与模式识别 · 计算机科学 2023-03-17 Lei Yu , Wanqi Yang , Shengqi Huang , Lei Wang , Ming Yang

Meta-learning has emerged as a trending technique to tackle few-shot text classification and achieved state-of-the-art performance. However, existing solutions heavily rely on the exploitation of lexical features and their distributional…

计算与语言 · 计算机科学 2021-07-27 ChengCheng Han , Zeqiu Fan , Dongxiang Zhang , Minghui Qiu , Ming Gao , Aoying Zhou

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

Few-shot classification is challenging because the data distribution of the training set can be widely different to the test set as their classes are disjoint. This distribution shift often results in poor generalization. Manifold smoothing…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Pau Rodríguez , Issam Laradji , Alexandre Drouin , Alexandre Lacoste

Humans exhibit remarkable proficiency in visual classification tasks, accurately recognizing and classifying new images with minimal examples. This ability is attributed to their capacity to focus on details and identify common features…

计算机视觉与模式识别 · 计算机科学 2024-08-06 Weihao Jiang , Shuoxi Zhang , Kun He

Shortwave-infrared(SWIR) spectral information, ranging from 1 {\mu}m to 2.5{\mu}m, overcomes the limitations of traditional color cameras in acquiring scene information. However, conventional SWIR hyperspectral imaging systems face…

计算机视觉与模式识别 · 计算机科学 2024-07-25 Linqiang Li , Jinglei Hao , Yongqiang Zhao , Pan Liu , Haofang Yan , Ziqin Zhang , Seong G. Kong

The task of Few-shot Learning (FSL) aims to do the inference on novel categories containing only few labeled examples, with the help of knowledge learned from base categories containing abundant labeled training samples. While there are…

计算机视觉与模式识别 · 计算机科学 2023-01-09 Chengming Xu , Siqian Yang , Yabiao Wang , Zhanxiong Wang , Yanwei Fu , Xiangyang Xue

Visual Place Recognition (VPR) is a scene-oriented image retrieval problem in computer vision in which re-ranking based on local features is commonly employed to improve performance. In robotics, VPR is also referred to as Loop Closure…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Bingxi Liu , Hao Chen , Shiyi Guo , Yihong Wu , Jinqiang Cui , Hong Zhang

In many applications, we are constrained to learn classifiers from very limited data (few-shot classification). The task becomes even more challenging if it is also required to identify samples from unknown categories (open-set…

计算机视觉与模式识别 · 计算机科学 2023-10-03 Sayak Nag , Dripta S. Raychaudhuri , Sujoy Paul , Amit K. Roy-Chowdhury