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Hyperspectral imaging provides detailed information about the scanned objects, as it captures their spectral characteristics within a large number of wavelength bands. Classification of such data has become an active research topic due to…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Jakub Nalepa , Lukasz Tulczyjew , Michal Myller , Michal Kawulok

In this paper, we propose an unified hyperspectral image classification method which takes three-dimensional hyperspectral data cube as an input and produces a classification map. In the proposed method, a deep neural network which uses…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Berkan Demirel , Omer Ozdil , Yunus Emre Esin , Safak Ozturk

Hyperspectral imaging provides precise classification for land use and cover due to its exceptional spectral resolution. However, the challenges of high dimensionality and limited spatial resolution hinder its effectiveness. This study…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Shivam Pande

It is observed that high classification performance is achieved for one- and two-dimensional signals by using deep learning methods. In this context, most researchers have tried to classify hyperspectral images by using deep learning…

图像与视频处理 · 电气工程与系统科学 2022-01-11 Zumray Dokur , Tamer Olmez

Hyperspectral image (HSI) denoising is an essential procedure for HSI applications. Unfortunately, the existing Transformer-based methods mainly focus on non-local modeling, neglecting the importance of locality in image denoising.…

图像与视频处理 · 电气工程与系统科学 2024-08-05 Hao Liang , Chengjie , Kun Li , Xin Tian

Deep Learning could drastically boost the classification accuracy for Hyperspectral Imaging (HSI). Still, the training on the mostly small hyperspectral data sets is not trivial. Two key challenges are the large channel dimension of the…

计算机视觉与模式识别 · 计算机科学 2022-10-18 Leon Amadeus Varga , Martin Messmer , Nuri Benbarka , Andreas Zell

Coded aperture snapshot spectral imaging (CASSI) is a promising technique to capture the three-dimensional hyperspectral image (HSI) using a single coded two-dimensional (2D) measurement, in which algorithms are used to perform the inverse…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Wei He , Naoto Yokoya , Xin Yuan

Coded Aperture Snapshot Spectral Imaging (CASSI) reconstruction aims to recover the 3D spatial-spectral signal from 2D measurement. Existing methods for reconstructing Hyperspectral Image (HSI) typically involve learning mappings from a 2D…

图像与视频处理 · 电气工程与系统科学 2025-03-19 Huan Chen , Wangcai Zhao , Tingfa Xu , Shiyun Zhou , Peifu Liu , Jianan Li

Hyperspectral image (HSI) classification is a cornerstone of remote sensing, enabling precise material and land-cover identification through rich spectral information. While deep learning has driven significant progress in this task, small…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Weilian Zhou , Weixuan Xie , Sei-ichiro Kamata , Man Sing Wong , Huiying , Hou , Haipeng Wang

The emerging technology of snapshot compressive imaging (SCI) enables capturing high dimensional (HD) data in an efficient way. It is generally implemented by two components: an optical encoder that compresses HD signals into a 2D…

图像与视频处理 · 电气工程与系统科学 2022-02-03 Jiamian Wang , Yulun Zhang , Xin Yuan , Yun Fu , Zhiqiang Tao

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

Learning powerful feature representations for image retrieval has always been a challenging task in the field of remote sensing. Traditional methods focus on extracting low-level hand-crafted features which are not only time-consuming but…

计算机视觉与模式识别 · 计算机科学 2017-05-22 Weixun Zhou , Shawn Newsam , Congmin Li , Zhenfeng Shao

In coded aperture snapshot spectral imaging (CASSI), the captured measurement entangles spatial and spectral information, posing a severely ill-posed inverse problem for hyperspectral images (HSIs) reconstruction. Moreover, the captured…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Xiaodong Wang , Zijun He , Ping Wang , Lishun Wang , Yanan Hu , Xin Yuan

Compared to natural images, hyperspectral images (HSIs) consist of a large number of bands, with each band capturing different spectral information from a certain wavelength, even some beyond the visible spectrum. These characteristics of…

图像与视频处理 · 电气工程与系统科学 2023-09-18 Orhan Torun , Seniha Esen Yuksel , Erkut Erdem , Nevrez Imamoglu , Aykut Erdem

Convolutional Neural Networks (CNN) have been rigorously studied for Hyperspectral Image Classification (HSIC) and are known to be effective in exploiting joint spatial-spectral information with the expense of lower generalization…

计算机视觉与模式识别 · 计算机科学 2021-04-27 Muhammad Ahmad , Manuel Mazzara , Salvatore Distefano

To solve the ill-posed problem of hyperspectral image super-resolution (HSISR), an usually method is to use the prior information of the hyperspectral images (HSIs) as a regularization term to constrain the objective function. Model-based…

图像与视频处理 · 电气工程与系统科学 2021-11-30 Qing Ma , Junjun Jiang , Xianming Liu , Jiayi Ma

In recent years, Vision Transformers (ViTs) have shown promising classification performance over Convolutional Neural Networks (CNNs) due to their self-attention mechanism. Many researchers have incorporated ViTs for Hyperspectral Image…

计算机视觉与模式识别 · 计算机科学 2024-04-23 Shyam Varahagiri , Aryaman Sinha , Shiv Ram Dubey , Satish Kumar Singh

Recent neural architecture search (NAS) based approaches have made great progress in hyperspectral image (HSI) classification tasks. However, the architectures are usually optimized independently of the network weights, increasing searching…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Di Wang , Bo Du , Liangpei Zhang , Dacheng Tao

We consider the problem of 3D seismic inversion from pre-stack data using a very small number of seismic sources. The proposed solution is based on a combination of compressed-sensing and machine learning frameworks, known as…

地球物理 · 物理学 2023-11-02 Maayan Gelboim , Amir Adler , Yen Sun , Mauricio Araya-Polo

Deep learning based methods have seen a massive rise in popularity for hyperspectral image classification over the past few years. However, the success of deep learning is attributed greatly to numerous labeled samples. It is still very…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Bing Liu , Anzhu Yu , Pengqiang Zhang , Lei Ding , Wenyue Guo , Kuiliang Gao , Xibing Zuo