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Related papers: Hypercorrelation Squeeze for Few-Shot Segmentation

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Few-shot semantic segmentation aims to learn to segment unseen class objects with the guidance of only a few support images. Most previous methods rely on the pixel-level label of support images. In this paper, we focus on a more…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Haohan Wang , Liang Liu , Wuhao Zhang , Jiangning Zhang , Zhenye Gan , Yabiao Wang , Chengjie Wang , Haoqian Wang

This paper revisits few-shot 3D point cloud semantic segmentation (FS-PCS), with a focus on two significant issues in the state-of-the-art: foreground leakage and sparse point distribution. The former arises from non-uniform point sampling,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Zhaochong An , Guolei Sun , Yun Liu , Fayao Liu , Zongwei Wu , Dan Wang , Luc Van Gool , Serge Belongie

Few-shot deep learning is a topical challenge area for scaling visual recognition to open ended growth of unseen new classes with limited labeled examples. A promising approach is based on metric learning, which trains a deep embedding to…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Xueting Zhang , Yuting Qiang , Flood Sung , Yongxin Yang , Timothy M. Hospedales

We introduce the integrative task of few-shot classification and segmentation (FS-CS) that aims to both classify and segment target objects in a query image when the target classes are given with a few examples. This task combines two…

Computer Vision and Pattern Recognition · Computer Science 2022-04-28 Dahyun Kang , Minsu Cho

Few-shot Semantic Segmentation (FSS) is a challenging task that utilizes limited support images to segment associated unseen objects in query images. However, recent FSS methods are observed to perform worse, when enlarging the number of…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 Wailing Tang , Biqi Yang , Pheng-Ann Heng , Yun-Hui Liu , Chi-Wing Fu

Semantic segmentation is an essential part of deep learning. In recent years, with the development of remote sensing big data, semantic segmentation has been increasingly used in remote sensing. Deep convolutional neural networks (DCNNs)…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Xuan Yang , Shanshan Li , Zhengchao Chen , Jocelyn Chanussot , Xiuping Jia , Bing Zhang , Baipeng Li , Pan Chen

Recently, due to the increasing requirements of medical imaging applications and the professional requirements of annotating medical images, few-shot learning has gained increasing attention in the medical image semantic segmentation field.…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Hao Ding , Changchang Sun , Hao Tang , Dawen Cai , Yan Yan

Few-shot semantic segmentation aims to learn to segment new object classes with only a few annotated examples, which has a wide range of real-world applications. Most existing methods either focus on the restrictive setting of one-way…

Computer Vision and Pattern Recognition · Computer Science 2022-12-05 Yongfei Liu , Xiangyi Zhang , Songyang Zhang , Xuming He

Medical image segmentation has made significant progress in recent years. Deep learning-based methods are recognized as data-hungry techniques, requiring large amounts of data with manual annotations. However, manual annotation is expensive…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Yi Lin , Yufan Chen , Kwang-Ting Cheng , Hao Chen

This paper studies the few-shot segmentation (FSS) task, which aims to segment objects belonging to unseen categories in a query image by learning a model on a small number of well-annotated support samples. Our analysis of two mainstream…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Tianyu Zou , Shengwu Xiong , Ruilin Yao , Yi Rong

Currently, the state-of-the-art methods treat few-shot semantic segmentation task as a conditional foreground-background segmentation problem, assuming each class is independent. In this paper, we introduce the concept of meta-class, which…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Zhonghua Wu , Xiangxi Shi , Guosheng lin , Jianfei Cai

This paper proposes a novel method for high-quality image segmentation of both objects and scenes. Inspired by the dilation and erosion operations in morphological image processing techniques, the pixel-level image segmentation problems are…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Hao He , Xiangtai Li , Yibo Yang , Guangliang Cheng , Yunhai Tong , Lubin Weng , Zhouchen Lin , Shiming Xiang

Many existing approaches for 3D point cloud semantic segmentation are fully supervised. These fully supervised approaches heavily rely on large amounts of labeled training data that are difficult to obtain and cannot segment new classes…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Na Zhao , Tat-Seng Chua , Gim Hee Lee

Few-shot segmentation (FSS) expects models trained on base classes to work on novel classes with the help of a few support images. However, when there exists a domain gap between the base and novel classes, the state-of-the-art FSS methods…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Yuhang Lu , Xinyi Wu , Zhenyao Wu , Song Wang

Existing few-shot segmentation methods have achieved great progress based on the support-query matching framework. But they still heavily suffer from the limited coverage of intra-class variations from the few-shot supports provided.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Qi Fan , Wenjie Pei , Yu-Wing Tai , Chi-Keung Tang

Few-shot segmentation (FSS) is proposed to segment unknown class targets with just a few annotated samples. Most current FSS methods follow the paradigm of mining the semantics from the support images to guide the query image segmentation.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Hanbo Bi , Yingchao Feng , Zhiyuan Yan , Yongqiang Mao , Wenhui Diao , Hongqi Wang , Xian Sun

Point cloud segmentation is a fundamental visual understanding task in 3D vision. A fully supervised point cloud segmentation network often requires a large amount of data with point-wise annotations, which is expensive to obtain. In this…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Xiaoyu Chen , Chi Zhang , Guosheng Lin , Jing Han

The remote sensing image change detection task is an essential method for large-scale monitoring. We propose HSANet, a network that uses hierarchical convolution to extract multi-scale features. It incorporates hybrid self-attention and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Chengxi Han , Xiaoyu Su , Zhiqiang Wei , Meiqi Hu , Yichu Xu

Hyperspectral imagery is rich in spatial and spectral information. Using 3D-CNN can simultaneously acquire features of spatial and spectral dimensions to facilitate classification of features, but hyperspectral image information spectral…

Image and Video Processing · Electrical Eng. & Systems 2022-02-15 Guandong Li , Chunju Zhang

Cross-domain few-shot hyperspectral image classification focuses on learning prior knowledge from a large number of labeled samples from source domains and then transferring the knowledge to the tasks which contain few labeled samples in…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Chun Liu , Longwei Yang , Zheng Li , Wei Yang , Zhigang Han , Jianzhong Guo , Junyong Yu