English
Related papers

Related papers: MapChange: Enhancing Semantic Change Detection wit…

200 papers

Change detection is a widely adopted technique in remote sense imagery (RSI) analysis in the discovery of long-term geomorphic evolution. To highlight the areas of semantic changes, previous effort mostly pays attention to learning…

Computer Vision and Pattern Recognition · Computer Science 2023-05-31 Supeng Wang , Yuxi Li , Ming Xie , Mingmin Chi , Yabiao Wang , Chengjie Wang , Wenbing Zhu

In the last decade, the rapid development of deep learning (DL) has made it possible to perform automatic, accurate, and robust Change Detection (CD) on large volumes of Remote Sensing Images (RSIs). However, despite advances in CD methods,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Lei Ding , Danfeng Hong , Maofan Zhao , Hongruixuan Chen , Chenyu Li , Jie Deng , Naoto Yokoya , Lorenzo Bruzzone , Jocelyn Chanussot

Copy-move forgery is a manipulation of copying and pasting specific patches from and to an image, with potentially illegal or unethical uses. Recent advances in the forensic methods for copy-move forgery have shown increasing success in…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Chao Wang , Zhiqiu Huang , Shuren Qi , Yaoshen Yu , Guohua Shen , Yushu Zhang

As one of the prominent AI-generated content, Deepfake has raised significant safety concerns. Although it has been demonstrated that temporal consistency cues offer better generalization capability, existing methods based on CNNs…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Beilin Chu , Xuan Xu , Yufei Zhang , Weike You , Linna Zhou

Contemporary transfer learning-based methods to alleviate the data insufficiency in change detection (CD) are mainly based on ImageNet pre-training. Self-supervised learning (SSL) has recently been introduced to remote sensing (RS) for…

Computer Vision and Pattern Recognition · Computer Science 2022-01-19 Hao Chen , Yifan Zao , Liqin Liu , Song Chen , Zhenwei Shi

Semantic change detection concerns the task of identifying words whose meaning has changed over time. The current state-of-the-art detects the level of semantic change in a word by comparing its vector representation in two distinct time…

Computation and Language · Computer Science 2020-04-29 Adam Tsakalidis , Maria Liakata

Traditional change detection methods based on convolutional neural networks (CNNs) face the challenges of speckle noise and deformation sensitivity for synthetic aperture radar images. To mitigate these issues, we proposed a Multiscale…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Yunhao Gao , Feng Gao , Junyu Dong , Heng-Chao Li

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

Change detection (CD) is an important application of remote sensing, which provides timely change information about large-scale Earth surface. With the emergence of hyperspectral imagery, CD technology has been greatly promoted, as…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Qi Wang , Zhenghang Yuan , Qian Du , Xuelong Li

Many methods have been proposed for detecting emerging events in text streams using topic modeling. However, these methods have shortcomings that make them unsuitable for rapid detection of locally emerging events on massive text streams.…

Machine Learning · Computer Science 2016-05-31 Abhinav Maurya

Remote-sensing (RS) Change Detection (CD) aims to detect "changes of interest" from co-registered bi-temporal images. The performance of existing deep supervised CD methods is attributed to the large amounts of annotated data used to train…

Computer Vision and Pattern Recognition · Computer Science 2022-04-22 Wele Gedara Chaminda Bandara , Vishal M. Patel

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

Recent years have witnessed a great development of Convolutional Neural Networks in semantic segmentation, where all classes of training images are simultaneously available. In practice, new images are usually made available in a…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Hanbin Zhao , Fengyu Yang , Xinghe Fu , Xi Li

Semantic segmentation using deep neural networks has been widely explored to generate high-level contextual information for autonomous vehicles. To acquire a complete $180^\circ$ semantic understanding of the forward surroundings, we…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Wei Zhou , Alex Zyner , Stewart Worrall , Eduardo Nebot

Benefited from the rapid and sustainable development of synthetic aperture radar (SAR) sensors, change detection from SAR images has received increasing attentions over the past few years. Existing unsupervised deep learning-based methods…

Image and Video Processing · Electrical Eng. & Systems 2022-03-15 Junjie Wang , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Local feature matching remains a fundamental challenge in computer vision. Recent Area to Point Matching (A2PM) methods have improved matching accuracy. However, existing research based on this framework relies on inefficient pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xiangzeng Liu , Chi Wang , Guanglu Shi , Xiaodong Zhang , Qiguang Miao , Miao Fan

Change detection (CD) identifies scene changes from multi-temporal observations and is widely used in urban development and environmental monitoring. Most existing CD methods rely on supervised learning, making performance strongly…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Ziqiang Zhu , Bowei Yang

Lexical Semantic Change Detection (LSCD) is a complex, lemma-level task, which is usually operationalized based on two subsequently applied usage-level tasks: First, Word-in-Context (WiC) labels are derived for pairs of usages. Then, these…

Computation and Language · Computer Science 2026-05-26 Dominik Schlechtweg , Sachin Yadav , Jonas Kuhn , Nikolay Arefyev

The analysis of temporal networks has a wide area of applications in a world of technological advances. An important aspect of temporal network analysis is the discovery of community structures. Real data networks are often very large and…

Physics and Society · Physics 2019-01-31 Zhana Kuncheva , Giovanni Montana

While unsupervised change detection using contrastive learning has been significantly improved the performance of literature techniques, at present, it only focuses on the bi-temporal change detection scenario. Previous state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Yuxing Chen , Lorenzo Bruzzone