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Achieving pixel-level registration between SAR and optical images remains a challenging task due to their fundamentally different imaging mechanisms and visual characteristics. Although deep learning has achieved great success in many…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Haodong Wang , Tao Zhuo , Xiuwei Zhang , Hanlin Yin , Wencong Wu , Yanning Zhang

Synthetic aperture radar (SAR) image change detection is a critical yet challenging task in the field of remote sensing image analysis. The task is non-trivial due to the following challenges: Firstly, intrinsic speckle noise of SAR images…

Image and Video Processing · Electrical Eng. & Systems 2021-10-19 Yunhao Gao , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Recently, cross-spectral image patch matching based on feature relation learning has attracted extensive attention. However, performance bottleneck problems have gradually emerged in existing methods. To address this challenge, we make the…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Chuang Yu , Yunpeng Liu , Jinmiao Zhao , Xiangyu Yue

Multimodal image registration (MIR) is a fundamental procedure in many image-guided therapies. Recently, unsupervised learning-based methods have demonstrated promising performance over accuracy and efficiency in deformable image…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Zhe Xu , Jiangpeng Yan , Jie Luo , Xiu Li , Jayender Jagadeesan

Reliably and physically accurately transferring information between images through deformable image registration with large anatomical differences is an open challenge in medical image analysis. Most existing methods have two key…

Computer Vision and Pattern Recognition · Computer Science 2023-03-13 Georgios Andreadis , Peter A. N. Bosman , Tanja Alderliesten

Remote sensing pansharpening aims to reconstruct spatial-spectral properties during the fusion of panchromatic (PAN) images and low-resolution multi-spectral (LR-MS) images, finally generating the high-resolution multi-spectral (HR-MS)…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Mengting Ma , Yizhen Jiang , Mengjiao Zhao , Jiaxin Li , Wei Zhang

Registration is a fundamental task in medical image analysis which can be applied to several tasks including image segmentation, intra-operative tracking, multi-modal image alignment, and motion analysis. Popular registration tools such as…

Computer Vision and Pattern Recognition · Computer Science 2019-10-07 Wentao Zhu , Andriy Myronenko , Ziyue Xu , Wenqi Li , Holger Roth , Yufang Huang , Fausto Milletari , Daguang Xu

Nonlinear inter-modality registration is often challenging due to the lack of objective functions that are good proxies for alignment. Here we propose a synthesis-by-registration method to convert this problem into an easier intra-modality…

Computer Vision and Pattern Recognition · Computer Science 2023-01-30 Adrià Casamitjana , Matteo Mancini , Juan Eugenio Iglesias

Non-rigid inter-modality registration can facilitate accurate information fusion from different modalities, but it is challenging due to the very different image appearances across modalities. In this paper, we propose to train a non-rigid…

Computer Vision and Pattern Recognition · Computer Science 2018-05-01 Xiaohuan Cao , Jianhua Yang , Li Wang , Zhong Xue , Qian Wang , Dinggang Shen

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

Recently, the application of deep learning to change detection (CD) has significantly progressed in remote sensing images. In recent years, CD tasks have mostly used architectures such as CNN and Transformer to identify these changes.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Jia Jia , Geunho Lee , Zhibo Wang , Lyu Zhi , Yuchu He

Medical image registration is crucial for various clinical and research applications including disease diagnosis or treatment planning which require alignment of images from different modalities, time points, or subjects. Traditional…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Ahsan Raza Siyal , Markus Haltmeier , Ruth Steiger , Malik Galijasevic , Elke Ruth Gizewski , Astrid Ellen Grams

Deformable image registration across heterogeneous domains remains challenging because coupled appearance variation and geometric misalignment violate the brightness constancy assumption underlying conventional methods. We propose…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Jiahao Qin

Convolutional neural networks (CNNs) have been applied to learn spatial features for high-resolution (HR) synthetic aperture radar (SAR) image classification. However, there has been little work on integrating the unique statistical…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Wenkai Liang , Yan Wu , Ming Li , Peng Zhang , Yice Cao , Xin Hu

Goal Recognition (GR) is the problem of recognizing an agent's objectives based on observed actions. Recent data-driven approaches for GR alleviate the need for costly, manually crafted domain models. However, these approaches can only…

Artificial Intelligence · Computer Science 2025-05-21 Matan Shamir , Reuth Mirsky

LiDAR and photogrammetry are active and passive remote sensing techniques for point cloud acquisition, respectively, offering complementary advantages and heterogeneous. Due to the fundamental differences in sensing mechanisms, spatial…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Chen Wang , Yanfeng Gu , Xian Li

Multi-modal image registration is a challenging problem that is also an important clinical task for many real applications and scenarios. As a first step in analysis, deformable registration among different image modalities is often…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Fengze Liu , Jinzheng Cai , Yuankai Huo , Chi-Tung Cheng , Ashwin Raju , Dakai Jin , Jing Xiao , Alan Yuille , Le Lu , ChienHung Liao , Adam P Harrison

In clinical practice, well-aligned multi-modal images, such as Magnetic Resonance (MR) and Computed Tomography (CT), together can provide complementary information for image-guided therapies. Multi-modal image registration is essential for…

Computer Vision and Pattern Recognition · Computer Science 2022-04-29 Zekang Chen , Jia Wei , Rui Li

Currently, cortical surface registration techniques based on classical methods have been well developed. However, a key issue with classical methods is that for each pair of images to be registered, it is necessary to search for the optimal…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Ruoyu Zhang , Lihui Wang , Kun Tang , Jingwen Xu , Hongjiang Wei

Deformable registration is crucial in medical imaging. Several existing applications include lesion tracking, probabilistic atlas generation, and treatment response evaluation. However, current methods often lack robustness and…

Image and Video Processing · Electrical Eng. & Systems 2026-03-04 Yunzheng Zhu , Aichi Chien , Kimaya kulkarni , Luoting Zhuang , Stephen Park , Ricky Savjani , Daniel Low , William Hsu