English
Related papers

Related papers: FSCM: Frequency-Enhanced Spatial-Spectral Coupled …

200 papers

Accurate lesion segmentation in histopathology images is essential for diagnostic interpretation and quantitative analysis, yet it remains challenging due to the limited availability of costly pixel-level annotations. To address this, we…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Hangbei Cheng , Xiaorong Dong , Xueyu Liu , Jianan Zhang , Xuetao Ma , Mingqiang Wei , Liansheng Wang , Junxin Chen , Yongfei Wu

Even without auxiliary images, single hyperspectral image super-resolution (SHSR) methods can be designed to improve the spatial resolution of hyperspectral images. However, failing to explore coherence thoroughly along bands and…

Image and Video Processing · Electrical Eng. & Systems 2025-06-25 Xufei Wang , Mingjian Zhang , Fei Ge , Jinchen Zhu , Wen Sha , Jifen Ren , Zhimeng Hou , Shouguo Zheng , ling Zheng , Shizhuang Weng

Infrared-visible image fusion methods aim at generating fused images with good visual quality and also facilitate the performance of high-level tasks. Indeed, existing semantic-driven methods have considered semantic information injection…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Liying Wang , Xiaoli Zhang , Chuanmin Jia , Siwei Ma

Transformer-based foundation models (FMs) have recently demonstrated remarkable performance in medical image segmentation. However, scaling these models is challenging due to the limited size of medical image datasets within isolated…

Image and Video Processing · Electrical Eng. & Systems 2025-03-20 Yumin Zhang , Yan Gao , Haoran Duan , Hanqing Guo , Tejal Shah , Rajiv Ranjan , Bo Wei

Modern multispectral feature fusion for object detection faces two critical limitations: (1) Excessive preference for local complementary features over cross-modal shared semantics adversely affects generalization performance; and (2) The…

Computer Vision and Pattern Recognition · Computer Science 2025-10-29 Jifeng Shen , Haibo Zhan , Shaohua Dong , Xin Zuo , Wankou Yang , Haibin Ling

Mamba has demonstrated exceptional performance in visual tasks due to its powerful global modeling capabilities and linear computational complexity, offering considerable potential in hyperspectral image super-resolution (HSISR). However,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Shi Chen , Lefei Zhang , Liangpei Zhang

Although the Cosmic Microwave Background agrees with a perfect blackbody spectrum within the current experimental limits, it is expected to exhibit certain spectral distortions with known spectral properties. We propose a new method,…

Cosmology and Nongalactic Astrophysics · Physics 2018-04-25 Suvodip Mukherjee , Joseph Silk , Benjamin D. Wandelt

We consider modeling for strong-strong beam-beam interactions beyond preceding linearized/perturbative methods such as soft gaussian approximation or FMM (HFMM) etc. In our approach discrete coherent modes, discovered before, and possible…

Accelerator Physics · Physics 2007-05-23 Antonina N. Fedorova , Michael G. Zeitlin

Image deraining aims to remove rain streaks from rainy images and restore clear backgrounds. Currently, some research that employs the Fourier transform has proved to be effective for image deraining, due to it acting as an effective…

Computer Vision and Pattern Recognition · Computer Science 2024-08-08 Dong Li , Yidi Liu , Xueyang Fu , Senyan Xu , Zheng-Jun Zha

Semantic segmentation is a challenging task since it requires excessively more low-level spatial information of the image compared to other computer vision problems. The accuracy of pixel-level classification can be affected by many…

Computer Vision and Pattern Recognition · Computer Science 2022-05-27 Zülfiye Kütük , Görkem Algan

Camouflaged object detection (COD) aims to segment objects that blend into their surroundings. However, most existing studies overlook the semantic differences among textual prompts of different targets as well as fine-grained frequency…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Dezhen Wang , Haixiang Zhao , Xiang Shen , Sheng Miao

The research community has witnessed the powerful potential of self-supervised Masked Image Modeling (MIM), which enables the models capable of learning visual representation from unlabeled data. In this paper, to incorporate both the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Wenxuan Wang , Jing Wang , Chen Chen , Jianbo Jiao , Yuanxiu Cai , Shanshan Song , Jiangyun Li

Mainstream approaches to spectral reconstruction (SR) primarily focus on designing Convolution- and Transformer-based architectures. However, CNN methods often face challenges in handling long-range dependencies, whereas Transformers are…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Xinying Wang , Zhixiong Huang , Sifan Zhang , Jiawen Zhu , Paolo Gamba , Lin Feng

Transforming a thermal infrared image into a robust perceptual colour Visible image is an ill-posed problem due to the differences in their spectral domains and in the objects' representations. Objects appear in one spectrum but not…

Computer Vision and Pattern Recognition · Computer Science 2020-03-05 Feras Almasri , Olivier Debeir

Most existing methods for image inpainting focus on learning the intra-image priors from the known regions of the current input image to infer the content of the corrupted regions in the same image. While such methods perform well on images…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Xin Feng , Wenjie Pei , Fengjun Li , Fanglin Chen , David Zhang , Guangming Lu

Hyperspectral image classification presents challenges due to spectral redundancy and complex spatial-spectral dependencies. This paper proposes a novel framework, DCT-Mamba3D, for hyperspectral image classification. DCT-Mamba3D…

Computer Vision and Pattern Recognition · Computer Science 2025-02-05 Weijia Cao , Xiaofei Yang , Yicong Zhou , Zheng Zhang

Exposure correction is a fundamental problem in computer vision and image processing. Recently, frequency domain-based methods have achieved impressive improvement, yet they still struggle with complex real-world scenarios under extreme…

Image and Video Processing · Electrical Eng. & Systems 2025-05-07 Gehui Li , Bin Chen , Chen Zhao , Lei Zhang , Jian Zhang

In this work we address the Multiscale Spectral Generalized Finite Element Method (MS-GFEM) developed in [I. Babu\v{s}ka and R. Lipton, Multiscale Modeling and Simulation 9 (2011), pp. 373--406]. We outline the numerical implementation of…

Numerical Analysis · Mathematics 2020-04-22 Ivo Babuska , Robert Lipton , Paul Sinz , Michael Stuebner

As an influential information fusion and low-level vision technique, image fusion integrates complementary information from source images to yield an informative fused image. A few attempts have been made in recent years to jointly realize…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Yuchan Jie , Yushen Xu , Xiaosong Li , Fuqiang Zhou , Jianming Lv , Huafeng Li

The popular VQ-VAE models reconstruct images through learning a discrete codebook but suffer from a significant issue in the rapid quality degradation of image reconstruction as the compression rate rises. One major reason is that a higher…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Xinmiao Lin , Yikang Li , Jenhao Hsiao , Chiuman Ho , Yu Kong