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Change detection (CD) in remote sensing images has been an ever-expanding area of research. To date, although many methods have been proposed using various techniques, accurately identifying changes is still a great challenge, especially in…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Junzheng Wu , Biao Li , Yao Qin , Weiping Ni , Han Zhang , Yuli Sun

A high-precision feature extraction model is crucial for change detection (CD). In the past, many deep learning-based supervised CD methods learned to recognize change feature patterns from a large number of labelled bi-temporal images,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Chengxi Han , Chen Wu , Meiqi Hu , Jiepan Li , Hongruixuan Chen

Most contemporary supervised Remote Sensing (RS) image Change Detection (CD) approaches are customized for equal-resolution bitemporal images. Real-world applications raise the need for cross-resolution change detection, aka, CD based on…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Hao Chen , Haotian Zhang , Keyan Chen , Chenyao Zhou , Song Chen , Zhengxia Zou , Zhenwei Shi

Unsupervised transfer learning-based change detection methods exploit the feature extraction capability of pre-trained networks to distinguish changed pixels from the unchanged ones. However, their performance may vary significantly…

Image and Video Processing · Electrical Eng. & Systems 2024-05-17 Sudipan Saha

Remote sensing change detection (RSCD) aims to identify the changes of interest in a region by analyzing multi-temporal remote sensing images, and has an outstanding value for local development monitoring. Existing RSCD methods are devoted…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Xiaowen Ma , Jiawei Yang , Rui Che , Huanting Zhang , Wei Zhang

Deep learning (DL) based supervised change detection (CD) models require large labeled training data. Due to the difficulty of collecting labeled multi-temporal data, unsupervised methods are preferred in the CD literature. However,…

Machine Learning · Computer Science 2021-04-13 Sudipan Saha , Biplab Banerjee , Xiao Xiang Zhu

Remote sensing image change description represents an innovative multimodal task within the realm of remote sensing processing.This task not only facilitates the detection of alterations in surface conditions, but also provides…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Dongwei Sun , Jing Yao , Wu Xue , Changsheng Zhou , Pedram Ghamisi , Xiangyong Cao

Training networks to perform metric relocalization traditionally requires accurate image correspondences. In practice, these are obtained by restricting domain coverage, employing additional sensors, or capturing large multi-view datasets.…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Mike Kasper , Fernando Nobre , Christoffer Heckman , Nima Keivan

Recent advancements in Remote Sensing (RS) for Change Detection (CD) and Change Captioning (CC) have seen substantial success by adopting deep learning techniques. Despite these advances, existing methods often handle CD and CC tasks…

Computer Vision and Pattern Recognition · Computer Science 2024-10-16 Yuduo Wang , Weikang Yu , Michael Kopp , Pedram Ghamisi

Hyperspectral image change detection (HSI-CD) has emerged as a crucial research area in remote sensing due to its ability to detect subtle changes on the earth's surface. Recently, diffusional denoising probabilistic models (DDPM) have…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Xiangrong Zhang , Shunli Tian , Guanchun Wang , Huiyu Zhou , Licheng Jiao

Change detection (CD) methods have been applied to optical data for decades, while the use of hyperspectral data with a fine spectral resolution has been rarely explored. CD is applied in several sectors, such as environmental monitoring…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 J. F. Amieva , A. Austoni , M. A. Brovelli , L. Ansalone , P. Naylor , F. Serva , B. Le Saux

In this paper, we consider the problem of change detection (CD) with two heterogeneous remote sensing (RS) images. For this problem, an unsupervised change detection method has been proposed recently based on the image translation technique…

Image and Video Processing · Electrical Eng. & Systems 2024-02-02 Chengxi Li , Gang Li , Zhuoyue Wang , Xueqian Wang , Pramod K. Varshney

Change detection (CD) is a critical task in studying the dynamics of ecosystems and human activities using multi-temporal remote sensing images. While deep learning has shown promising results in CD tasks, it requires a large number of…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Hongruixuan Chen , Jian Song , Chen Wu , Bo Du , Naoto Yokoya

The purpose of remote sensing image change detection (RSCD) is to detect differences between bi-temporal images taken at the same place. Deep learning has been extensively used to RSCD tasks, yielding significant results in terms of result…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Yonghui Tan , Xiaolong Li , Yishu Chen , Jinquan Ai

Deep Neural Networks have recently demonstrated promising performance in binary change detection (CD) problems in remote sensing (RS), requiring a large amount of labeled multitemporal training samples. Since collecting such data is…

Image and Video Processing · Electrical Eng. & Systems 2020-07-08 Jose Luis Holgado Alvarez , Mahdyar Ravanbakhsh , Begüm Demir

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

Aiming at improving performance of visual classification in a cost-effective manner, this paper proposes an incremental semi-supervised learning paradigm called Deep Co-Space (DCS). Unlike many conventional semi-supervised learning methods…

Computer Vision and Pattern Recognition · Computer Science 2017-08-01 Ziliang Chen , Keze Wang , Xiao Wang , Pai Peng , Ebroul Izquierdo , Liang Lin

Unsupervised remote sensing change detection aims to monitor and analyze changes from multi-temporal remote sensing images in the same geometric region at different times, without the need for labeled training data. Previous unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Yating Liu , Yan Lu

Deep learning (DL)-based methods have recently shown great promise in bitemporal change detection (CD). Existing discriminative methods based on Convolutional Neural Networks (CNNs) and Transformers rely on discriminative representation…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Yihan Wen , Xianping Ma , Xiaokang Zhang , Man-On Pun

Change detection (CD) by comparing two bi-temporal images is a crucial task in remote sensing. With the advantages of requiring no cumbersome labeled change information, unsupervised CD has attracted extensive attention in the community.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-03 Qingsong Xu , Yilei Shi , Jianhua Guo , Chaojun Ouyang , Xiao Xiang Zhu