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Deep neural networks face numerous challenges in hyperspectral image classification, including high-dimensional data, sparse ground object distributions, and spectral redundancy, which often lead to classification overfitting and limited…

计算机视觉与模式识别 · 计算机科学 2025-04-16 Guandong Li , Mengxia Ye

Transformers have demonstrated promising performance in computer vision tasks, including image super-resolution (SR). The quadratic computational complexity of window self-attention mechanisms in many transformer-based SR methods forces the…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Fayaz Ali , Muhammad Zawish , Steven Davy , Radu Timofte

This paper presents a new supervised classification algorithm for remotely sensed hyperspectral image (HSI) which integrates spectral and spatial information in a unified Bayesian framework. First, we formulate the HSI classification…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Xiangyong Cao , Feng Zhou , Lin Xu , Deyu Meng , Zongben Xu , John Paisley

3D Swin Transformer (3D-ST) known for its hierarchical attention and window-based processing, excels in capturing intricate spatial relationships within images. Spatial-spectral Transformer (SST), meanwhile, specializes in modeling…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Muhammad Ahmad , Manuel Mazzara , Salvatore Distifano

Hyperspectral imaging (HSI) captures spatial and spectral data, enabling analysis of features invisible to conventional systems. The technology is vital in fields such as weather monitoring, food quality control, counterfeit detection,…

计算机视觉与模式识别 · 计算机科学 2025-02-12 David S. Bhatti , Yougin Choi , Rahman S M Wahidur , Maleeka Bakhtawar , Sumin Kim , Surin Lee , Yongtae Lee , Heung-No Lee

Hyperspectral image has become increasingly crucial due to its abundant spectral information. However, It has poor spatial resolution with the limitation of the current imaging mechanism. Nowadays, many convolutional neural networks have…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Jin-Fan Hu , Ting-Zhu Huang , Liang-Jian Deng

This paper explores the problem of hyperspectral image (HSI) super-resolution that merges a low resolution HSI (LR-HSI) and a high resolution multispectral image (HR-MSI). The cross-modality distribution of the spatial and spectral…

图像与视频处理 · 电气工程与系统科学 2021-02-03 Zhiyu Zhu , Junhui Hou , Jie Chen , Huanqiang Zeng , Jiantao Zhou

Hyperspectral image (HSI) fusion addresses the challenge of reconstructing High-Resolution HSIs (HR-HSIs) from High-Resolution Multispectral images (HR-MSIs) and Low-Resolution HSIs (LR-HSIs), a critical task given the high costs and…

图像与视频处理 · 电气工程与系统科学 2025-01-15 Chia-Ming Lee , Yu-Fan Lin , Yu-Hao Ho , Li-Wei Kang , Chih-Chung Hsu

Diffusion-based methods have shown great promise in single image super-resolution (SISR); however, existing approaches often produce blurred fine details due to insufficient guidance in the high-frequency domain. To address this issue, we…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Chao Yang , Boqian Zhang , Jinghao Xu , Guang Jiang

Hyperspectral imaging (HSI) captures spatial information along with dense spectral measurements across numerous narrow wavelength bands. This rich spectral content has the potential to facilitate robust robotic perception, particularly in…

计算机视觉与模式识别 · 计算机科学 2025-09-26 Juana Valeria Hurtado , Rohit Mohan , Abhinav Valada

Deep image registration has demonstrated exceptional accuracy and fast inference. Recent advances have adopted either multiple cascades or pyramid architectures to estimate dense deformation fields in a coarse-to-fine manner. However, due…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Xinxing Cheng , Xi Jia , Wenqi Lu , Qiufu Li , Linlin Shen , Alexander Krull , Jinming Duan

Chest radiographs are used for the diagnosis of multiple critical illnesses (e.g., Pneumonia, heart failure, lung cancer), for this reason, systems for the automatic or semi-automatic analysis of these data are of particular interest. An…

图像与视频处理 · 电气工程与系统科学 2022-05-10 Declan McIntosh , Tunai Porto Marques , Alexandra Branzan Albu

During the process of classifying Hyperspectral Image (HSI), every pixel sample is categorized under a land-cover type. CNN-based techniques for HSI classification have notably advanced the field by their adept feature representation…

计算机视觉与模式识别 · 计算机科学 2024-10-04 Mohamed Fadhlallah Guerri , Cosimo Distante , Paolo Spagnolo , Fares Bougourzi , Abdelmalik Taleb-Ahmed

Hyperspectral image (HSI) classification presents significant challenges due to the high dimensionality, spectral redundancy, and limited labeled data typically available in real-world applications. To address these issues and optimize…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Vita V. Vlasova , Vladimir G. Kuzmin , Maria S. Varetsa , Natalia A. Ibragimova , Oleg Y. Rogov , Elena V. Lyapuntsova

The remote sensing image change detection task is an essential method for large-scale monitoring. We propose HSANet, a network that uses hierarchical convolution to extract multi-scale features. It incorporates hybrid self-attention and…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Chengxi Han , Xiaoyu Su , Zhiqiang Wei , Meiqi Hu , Yichu Xu

We study the inverse problem of Coded Aperture Snapshot Spectral Imaging (CASSI), which captures a spatial-spectral data cube using snapshot 2D measurements and uses algorithms to reconstruct 3D hyperspectral images (HSI). However, current…

图像与视频处理 · 电气工程与系统科学 2024-06-19 Jincheng Yang , Lishun Wang , Miao Cao , Huan Wang , Yinping Zhao , Xin Yuan

As the ground objects become increasingly complex, the classification results obtained by single source remote sensing data can hardly meet the application requirements. In order to tackle this limitation, we propose a simple yet effective…

图像与视频处理 · 电气工程与系统科学 2021-04-07 Wenxia Liu , Feng Gao , Junyu Dong

Hyperspectral imaging (HSI) enables detailed land cover classification, yet low spatial resolution and sparse annotations pose significant challenges. We present a label-efficient framework that leverages spatial features from a frozen…

计算机视觉与模式识别 · 计算机科学 2025-12-04 Yuzhen Hu , Biplab Banerjee , Saurabh Prasad

Hyperspectral imaging enables fine-grained recognition of materials by capturing rich spectral signatures, but learning robust classifiers is challenging due to high dimensionality, spectral redundancy, limited labeled data, and strong…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Alexander Musiat , Nikolas Ebert , Oliver Wasenmüller

Hyperspectral image (HSI) and SAR/LiDAR data offer complementary spectral and structural information for land-cover classification. However, their effective fusion remains challenging due to two major limitations: The spectral redundancy in…

图像与视频处理 · 电气工程与系统科学 2026-05-01 Chuanzheng Gong , Feng Gao , Junyan Lin , Junyu Dong , Qian Du