English
Related papers

Related papers: C2F-SemiCD: A Coarse-to-Fine Semi-Supervised Chang…

200 papers

In the remote sensing field, Change Detection (CD) aims to identify and localize the changed regions from dual-phase images over the same places. Recently, it has achieved great progress with the advances of deep learning. However, current…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Tianyu Yan , Zifu Wan , Pingping Zhang , Gong Cheng , Huchuan Lu

Change detection is a basic task of remote sensing image processing. The research objective is to identity the change information of interest and filter out the irrelevant change information as interference factors. Recently, the rise of…

Computer Vision and Pattern Recognition · Computer Science 2020-11-12 Jie Chen , Ziyang Yuan , Jian Peng , Li Chen , Haozhe Huang , Jiawei Zhu , Yu Liu , Haifeng Li

Change detection is the process of identifying pixelwise differences in bitemporal co-registered images. It is of great significance to Earth observations. Recently, with the emergence of deep learning (DL), the power and feasibility of…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Pan Chen , Danfeng Hong , Zhengchao Chen , Xuan Yang , Baipeng Li , Bing Zhang

Change detection (CD) aims to identify changes that occur in an image pair taken different times. Prior methods devise specific networks from scratch to predict change masks in pixel-level, and struggle with general segmentation problems.…

Computer Vision and Pattern Recognition · Computer Science 2023-02-15 Guo-Hua Wang , Bin-Bin Gao , Chengjie Wang

Change detection (CD) is a fundamental and important task for monitoring the land surface dynamics in the earth observation field. Existing deep learning-based CD methods typically extract bi-temporal image features using a weight-sharing…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Haonan Guo , Xin Su , Chen Wu , Bo Du , Liangpei Zhang

Change detection (CD) is a fundamental task in Earth observation. While most change detection methods detect all changes, there is a growing need for specialized methods targeting specific changes relevant to particular applications while…

Image and Video Processing · Electrical Eng. & Systems 2024-08-14 Tahir Ahmad , Sudipan Saha

Remote Sensing Change Detection (RSCD) typically identifies changes in land cover or surface conditions by analyzing multi-temporal images. Currently, most deep learning-based methods primarily focus on learning unimodal visual information,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-29 Yixiao Liu , Yizhou Yang , Jinwen Li , Jun Tao , Ruoyu Li , Xiangkun Wang , Min Zhu , Junlong Cheng

For the task of change detection (CD) in remote sensing images, deep convolution neural networks (CNNs)-based methods have recently aggregated transformer modules to improve the capability of global feature extraction. However, they suffer…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Weiming Li , Lihui Xue , Xueqian Wang , Gang Li

Very-high-resolution (VHR) remote sensing (RS) image change detection (CD) has been a challenging task for its very rich spatial information and sample imbalance problem. In this paper, we have proposed a hierarchical change guiding map…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Chengxi Han , Chen Wu , Bo Du

Change Detection (CD) enables the identification of alterations between images of the same area captured at different times. However, existing CD methods still struggle to address pseudo changes resulting from domain information differences…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Yi Xiao , Bin Luo , Jun Liu , Xin Su , Wei Wang

Semi-supervised change detection (SSCD) utilizes partially labeled data and abundant unlabeled data to detect differences between multi-temporal remote sensing images. The mainstream SSCD methods based on consistency regularization have…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Yan Xing , Qi'ao Xu , Zongyu Guo , Rui Huang , Yuxiang Zhang

Sound event detection is a core module for acoustic environmental analysis. Semi-supervised learning technique allows to largely scale up the dataset without increasing the annotation budget, and recently attracts lots of research…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-02 Xiaofei Li

Change detection (CD) is to decouple object changes (i.e., object missing or appearing) from background changes (i.e., environment variations) like light and season variations in two images captured in the same scene over a long time span,…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Rui Huang , Ruofei Wang , Qing Guo , Jieda Wei , Yuxiang Zhang , Wei Fan , Yang Liu

Fully supervised change detection methods require difficult to procure pixel-level labels, while weakly supervised approaches can be trained with image-level labels. However, most of these approaches require a combination of changed and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-10 Philipp Andermatt , Radu Timofte

Change detection (CD) has extensive applications and is a crucial method for identifying and localizing target changes. In recent years, various CD methods represented by convolutional neural network (CNN) and transformer have achieved…

Image and Video Processing · Electrical Eng. & Systems 2026-03-11 Chengming Wang , Peng Duan , Jinjiang Li

Semantic Change Detection (SCD) in remote sensing imagery requires accurately identifying land-cover changes across multi-temporal image pairs. Despite substantial advancements, including the introduction of transformer-based architectures,…

Image and Video Processing · Electrical Eng. & Systems 2025-11-11 Athulya Ratnayake , Buddhi Wijenayake , Praveen Sumanasekara , Roshan Godaliyadda , Vijitha Herath , Parakrama Ekanayake

Existing part-aware person re-identification methods typically employ two separate steps: namely, body part detection and part-level feature extraction. However, part detection introduces an additional computational cost and is inherently…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Kan Wang , Pengfei Wang , Changxing Ding , Dacheng Tao

Difference features obtained by comparing the images of two periods play an indispensable role in the change detection (CD) task. However, a pair of bi-temporal images can exhibit diverse changes, which may cause various difference…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Dan Wang , Licheng Jiao , Jie Chen , Shuyuan Yang , Fang Liu

Change detection (CD) is essential for various real-world applications, such as urban management and disaster assessment. Numerous CD methods have been proposed, and considerable results have been achieved recently. However, detecting…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Zhenglai Li , Chang Tang , Xinwang Liu , Xingchen Hu , Xianju Li , Ning Li , Changdong Li

Change detection (CD) is an important problem in remote sensing, especially in disaster time for urban management. Most existing traditional methods for change detection are categorized based on pixel or objects. Object-based models are…

Computer Vision and Pattern Recognition · Computer Science 2021-02-02 Farnoosh Heidary , Mehran Yazdi , Maryam Dehghani , Peyman Setoodeh