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Recently, deep learning methods have made a significant improvement in compressive sensing image reconstruction task. In the existing methods, the scene is measured block by block due to the high computational complexity. This results in…

计算机视觉与模式识别 · 计算机科学 2018-05-30 Jiang Du , Xuemei Xie , Chenye Wang , Guangming Shi , Xun Xu , Yuxiang Wang

This paper presents a novel method for detecting scene changes from a pair of images with a difference of camera viewpoints using a dense optical flow based change detection network. In the case that camera poses of input images are fixed…

计算机视觉与模式识别 · 计算机科学 2017-12-11 Ken Sakurada , Weimin Wang , Nobuo Kawaguchi , Ryosuke Nakamura

In this study, a Semi-Supervised Learning (SSL) method for improving urban change detection from bi-temporal image pairs was presented. The proposed method adapted a Dual-Task Siamese Difference network that not only predicts changes with…

计算机视觉与模式识别 · 计算机科学 2022-07-05 Sebastian Hafner , Yifang Ban , Andrea Nascetti

The rapid advancement of automated artificial intelligence algorithms and remote sensing instruments has benefited change detection (CD) tasks. However, there is still a lot of space to study for precise detection, especially the edge…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Chengxi Han , Chen Wu , Haonan Guo , Meiqi Hu , Jiepan Li , Hongruixuan Chen

Change detection, a critical task in remote sensing and computer vision, aims to identify pixel-level differences between image pairs captured at the same geographic area but different times. It faces numerous challenges such as…

计算机视觉与模式识别 · 计算机科学 2025-05-22 Qi'ao Xu , Yan Xing , Jiali Hu , Yunan Jia , Rui Huang

Detecting critical transitions in complex, noisy time-series data is a fundamental challenge across science and engineering. Such transitions may be anticipated by the emergence of a low-dimensional order parameter, whose signature is often…

机器学习 · 计算机科学 2025-12-16 Wenqi Fang , Ye Li

Change detection (CD) is one of the most vital applications in remote sensing. Recently, deep learning has achieved promising performance in the CD task. However, the deep models are task-specific and CD data set bias often exists, hence it…

计算机视觉与模式识别 · 计算机科学 2020-06-17 Hongruixuan Chen , Chen Wu , Bo Du , Liangpei Zhang

Benefiting from the developments in deep learning technology, deep-learning-based algorithms employing automatic feature extraction have achieved remarkable performance on the change detection (CD) task. However, the performance of existing…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Chengxi Han , Chen Wu , Haonan Guo , Meiqi Hu , Hongruixuan Chen

Change detection (CD) of remote sensing images is to detect the change region by analyzing the difference between two bitemporal images. It is extensively used in land resource planning, natural hazards monitoring and other fields. In our…

计算机视觉与模式识别 · 计算机科学 2022-08-15 Kaixuan Jiang , Ja Liu , Fang Liu , Wenhua Zhang , Yangguang Liu

Recently convolution and transformer-based change detection (CD) methods provide promising performance. However, it remains unclear how the local and global dependencies interact to effectively alleviate the pseudo changes. Moreover,…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Mustansar Fiaz , Mubashir Noman , Hiyam Debary , Kamran Ali , Hisham Cholakkal

When performing data classification over a stream of continuously occurring instances, a key challenge is to develop an open-world classifier that anticipates instances from an unknown class. Studies addressing this problem, typically…

计算机视觉与模式识别 · 计算机科学 2018-10-10 Yang Gao , Swarup Chandra , Zhuoyi Wang , Latifur Khan

In this work, a discriminatively learned CNN embedding is proposed for remote sensing image scene classification. Our proposed siamese network simultaneously computes the classification loss function and the metric learning loss function of…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Wen Wang , Lijun Du , Yinxing Gao , Yanzhou Su , Feng Wang , Jian Cheng

Existing approaches for unsupervised metric learning focus on exploring self-supervision information within the input image itself. We observe that, when analyzing images, human eyes often compare images against each other instead of…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Yang Li , Shichao Kan , Zhihai He

Finding and localizing the conceptual changes in two scenes in terms of the presence or removal of objects in two images belonging to the same scene at different times in special care applications is of great significance. This is mainly…

计算机视觉与模式识别 · 计算机科学 2023-01-02 Ali Atghaei , Ehsan Rahnama , Kiavash Azimi , Hassan Shahbazi

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…

计算机视觉与模式识别 · 计算机科学 2025-01-22 Sijun Dong , Fangcheng Zuo , Geng Chen , Siming Fu , Xiaoliang Meng

Detecting change points sequentially in a streaming setting, especially when both the mean and the variance of the signal can change, is often a challenging task. A key difficulty in this context often involves setting an appropriate…

统计方法学 · 统计学 2022-11-01 Nauman Ahad , Mark A. Davenport , Yao Xie

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…

计算机视觉与模式识别 · 计算机科学 2021-09-20 Foivos I. Diakogiannis , François Waldner , Peter Caccetta

Change detection for remote sensing images is widely applied for urban change detection, disaster assessment and other fields. However, most of the existing CNN-based change detection methods still suffer from the problem of inadequate…

图像与视频处理 · 电气工程与系统科学 2021-05-25 Zhinan Cai , Zhiyu Jiang , Yuan Yuan

In the later training stages, further improvement of the models ability to determine changes relies on how well the change detection (CD) model learns hard cases; however, there are two additional challenges to learning hard case samples:…

计算机视觉与模式识别 · 计算机科学 2024-02-27 Chao Tao , Dongsheng Kuang , Zhenyang Huang , Chengli Peng , Haifeng 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…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Farnoosh Heidary , Mehran Yazdi , Maryam Dehghani , Peyman Setoodeh