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Related papers: Semantic-CD: Remote Sensing Image Semantic Change …

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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

Open-vocabulary semantic segmentation in the remote sensing (RS) field requires both language-aligned recognition and fine-grained spatial delineation. Although CLIP offers robust semantic generalization, its global-aligned visual…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Jie Feng , Fengze Li , Junpeng Zhang , Siyu Chen , Yuping Liang , Junying Chen , Ronghua Shang

Change Detection (CD) aims to identify pixels with semantic changes between images. However, annotating massive numbers of pixel-level images is labor-intensive and costly, especially for multi-temporal images, which require pixel-wise…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Kaiyu Li , Xiangyong Cao , Yupeng Deng , Jiayi Song , Junmin Liu , Deyu Meng , Zhi Wang

Remote sensing image change caption (RSICC) aims to provide natural language descriptions for bi-temporal remote sensing images. Since Change Caption (CC) task requires both spatial and temporal features, previous works follow an…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Ruixun Liu , Kaiyu Li , Jiayi Song , Dongwei Sun , Xiangyong Cao

Semantic communications has received growing interest since it can remarkably reduce the amount of data to be transmitted without missing critical information. Most existing works explore the semantic encoding and transmission for text and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Danlan Huang , Feifei Gao , Xiaoming Tao , Qiyuan Du , Jianhua Lu

Accurate detection of road and bridge changes is crucial for urban planning and transportation management, yet presents unique challenges for general change detection (CD). Key difficulties arise from maintaining the continuity of roads and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Qingling Shu , Sibao Chen , Xiao Wang , Zhihui You , Wei Lu , Jin Tang , Bin Luo

The existing change detection(CD) methods can be summarized as the visual-first change detection (ViFi-CD) paradigm, which first extracts change features from visual differences and then assigns them specific semantic information. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Ling Zhao , Zhenyang Huang , Dongsheng Kuang , Chengli Peng , Jun Gan , Haifeng Li

This paper presents a change detection method that identifies land cover changes from aerial imagery, using semantic segmentation, a machine learning approach. We present a land cover classification training pipeline with Deeplab v3+,…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Renee Su , Rong Chen

Semantic compression, a compression scheme where the distortion metric, typically MSE, is replaced with semantic fidelity metrics, tends to become more and more popular. Most recent semantic compression schemes rely on the foundation model…

Image and Video Processing · Electrical Eng. & Systems 2024-12-09 Tom Bachard , Thomas Maugey

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

Matching cross-view images is challenging because the appearance and viewpoints are significantly different. While low-level features based on gradient orientations or filter responses can drastically vary with such changes in viewpoint,…

Computer Vision and Pattern Recognition · Computer Science 2015-11-03 Francesco Castaldo , Amir Zamir , Roland Angst , Francesco Palmieri , Silvio Savarese

Open-set semantic mapping enables language-driven robotic perception, but current instance-centric approaches are bottlenecked by context-depriving and computationally expensive crop-based feature extraction. To overcome this fundamental…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Felix Igelbrink , Lennart Niecksch , Martin Atzmueller , Joachim Hertzberg

Composed image retrieval is a type of image retrieval task where the user provides a reference image as a starting point and specifies a text on how to shift from the starting point to the desired target image. However, most existing…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Xingyu Yang , Daqing Liu , Heng Zhang , Yong Luo , Chaoyue Wang , Jing Zhang

Change detection in remote sensing imagery is a critical technique for Earth observation, primarily focusing on pixel-level segmentation of change regions between bi-temporal images. The essence of pixel-level change detection lies in…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Sijun Dong , Fangcheng Zuo , Geng Chen , Siming Fu , Xiaoliang Meng

Semantic segmentation is a key computer vision task that has been actively researched for decades. In recent years, supervised methods have reached unprecedented accuracy, however they require many pixel-level annotations for every new…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Nir Zabari , Yedid Hoshen

Satellite imagery plays a crucial role in monitoring changes happening on Earth's surface and aiding in climate analysis, ecosystem assessment, and disaster response. In this paper, we tackle semantic change detection with satellite image…

Computer Vision and Pattern Recognition · Computer Science 2024-07-11 Elliot Vincent , Jean Ponce , Mathieu Aubry

With the acceleration of the urban expansion, urban change detection (UCD), as a significant and effective approach, can provide the change information with respect to geospatial objects for dynamical urban analysis. However, existing…

Computer Vision and Pattern Recognition · Computer Science 2020-12-29 Shiqi Tian , Ailong Ma , Zhuo Zheng , Yanfei Zhong

Remote sensing image change detection is one of the fundamental tasks in remote sensing intelligent interpretation. Its core objective is to identify changes within change regions of interest (CRoI). Current multimodal large models encode…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Zhenyang Huang , Xiao Yu , Yi Zhang , Decheng Wang , Hang Ruan

Change detection, i.e. identification per pixel of changes for some classes of interest from a set of bi-temporal co-registered images, is a fundamental task in the field of remote sensing. It remains challenging due to unrelated forms of…

Computer Vision and Pattern Recognition · Computer Science 2021-09-20 Foivos I. Diakogiannis , François Waldner , Peter Caccetta

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