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A central problem in hyperspectral image classification is obtaining high classification accuracy when using a limited amount of labelled data. In this paper we present a novel graph-based framework, which aims to tackle this problem in the…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Philip Sellars , Angelica Aviles-Rivero , Carola-Bibiane Schönlieb

Deep neural networks have exhibited remarkable performance in image super-resolution (SR) tasks by learning a mapping from low-resolution (LR) images to high-resolution (HR) images. However, the SR problem is typically an ill-posed problem…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Yong Guo , Mingkui Tan , Zeshuai Deng , Jingdong Wang , Qi Chen , Jiezhang Cao , Yanwu Xu , Jian Chen

We tackle the challenge of LiDAR-based place recognition, which traditionally depends on costly and time-consuming prior 3D maps. To overcome this, we first construct LiRSI-XA dataset, which encompasses approximately $110,000$ remote…

计算机视觉与模式识别 · 计算机科学 2025-10-30 Ziwei Shi , Xiaoran Zhang , Wenjing Xu , Yan Xia , Yu Zang , Siqi Shen , Cheng Wang

Tensor-based methods have recently emerged as a more natural and effective formulation to address many problems in hyperspectral imaging. In hyperspectral unmixing (HU), low-rank constraints on the abundance maps have been shown to act as a…

计算机视觉与模式识别 · 计算机科学 2018-11-14 Tales Imbiriba , Ricardo Augusto Borsoi , José Carlos Moreira Bermudez

Deep learning (DL) has been widely applied into hyperspectral image (HSI) classification owing to its promising feature learning and representation capabilities. However, limited by the spatial resolution of sensors, existing DL-based…

图像与视频处理 · 电气工程与系统科学 2024-12-06 Zhu Han , Jin Yang , Lianru Gao , Zhiqiang Zeng , Bing Zhang , Jocelyn Chanussot

Single image super-resolution (SISR) algorithms reconstruct high-resolution (HR) images with their low-resolution (LR) counterparts. It is desirable to develop image quality assessment (IQA) methods that can not only evaluate and compare…

图像与视频处理 · 电气工程与系统科学 2021-05-18 Wei Zhou , Zhou Wang , Zhibo Chen

Snapshot hyperspectral imaging can capture the 3D hyperspectral image (HSI) with a single 2D measurement and has attracted increasing attention recently. Recovering the underlying HSI from the compressive measurement is an ill-posed problem…

图像与视频处理 · 电气工程与系统科学 2021-01-25 Niankai Cheng , Hua Huang , Lei Zhang , Lizhi Wang

Recently, hyperspectral image (HSI) classification approaches based on deep learning (DL) models have been proposed and shown promising performance. However, because of very limited available training samples and massive model parameters,…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Haokui Zhang , Ying Li , Yenan Jiang , Peng Wang , Qiang Shen , Chunhua Shen

Hyperspectral images provide abundant spatial and spectral information that is very valuable for material detection in diverse areas of practical science. The high-dimensions of data lead to many processing challenges that can be addressed…

计算机视觉与模式识别 · 计算机科学 2020-05-19 Saeideh Ghanbari Azar , Saeed Meshgini , Tohid Yousefi Rezaii , Soosan Beheshti

Due to its promising classification performance, sparse representation based classification(SRC) algorithm has attracted great attention in the past few years. However, the existing SRC type methods apply only to vector data in Euclidean…

计算机视觉与模式识别 · 计算机科学 2016-01-28 Ming Yin , Shengli Xie , Yi Guo , Junbin Gao , Yun Zhang

This work revisits the hyperspectral super-resolution (HSR) problem, i.e., fusing a pair of spatially co-registered hyperspectral (HSI) and multispectral (MSI) images to recover a super-resolution image (SRI) that enhances the spatial…

图像与视频处理 · 电气工程与系统科学 2025-12-23 Meng Ding , Xiao Fu

In this paper, we propose a convolutional neural network with mapping layers (MCNN) for hyperspectral image (HSI) classification. The proposed mapping layers map the input patch into a low dimensional subspace by multilinear algebra. We use…

图像与视频处理 · 电气工程与系统科学 2019-08-27 Rui Li , Zhibin Pan , Yang Wang , Ping Wang

Hyperspectral Image (HSI) classification based on deep learning has been an attractive area in recent years. However, as a kind of data-driven algorithm, deep learning method usually requires numerous computational resources and…

图像与视频处理 · 电气工程与系统科学 2020-04-28 Rui Li , Chenxi Duan

Only learning one projection matrix from original samples to the corresponding binary labels is too strict and will consequentlly lose some intrinsic geometric structures of data. In this paper, we propose a novel transition subspace…

计算机视觉与模式识别 · 计算机科学 2019-06-17 Zhe Chen , Xiao-Jun Wu , Josef Kittler

Hyperspectral Imaging (HSI) combines microscopy and spectroscopy to assess the spatial distribution of spectroscopically active compounds in objects, and has diverse applications in food quality control, pharmaceutical processes, and waste…

图像与视频处理 · 电气工程与系统科学 2023-08-30 Mahdiyeh Ghaffari , Mickey C. J. Lukkien , Nematollah Omidikia , Gerjen H. Tinnevelt , Marcel C. P. van Eijk , Jeroen J. Jansen

Hyperspectral image classification is gaining popularity for high-precision vision tasks in remote sensing, thanks to their ability to capture visual information available in a wide continuum of spectra. Researchers have been working on…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Fangqin Zhou , Mert Kilickaya , Joaquin Vanschoren

Over the past decades, the hyperspectral remote sensing technology development has attracted growing interest among scientists in various domains. The rich and detailed spectral information provided by the hyperspectral sensors has improved…

计算机视觉与模式识别 · 计算机科学 2022-10-28 Asma Elmaizi , Elkebir Sarhrouni , Ahmed Hammouch , Nacir Chafik

The rapid identification and accurate diagnosis of breast cancer, known as the killer of women, have become greatly significant for those patients. Numerous breast cancer histopathological image classification methods have been proposed.…

图像与视频处理 · 电气工程与系统科学 2023-06-27 Luyuan Xie , Cong Li , Zirui Wang , Xin Zhang , Boyan Chen , Qingni Shen , Zhonghai Wu

Modeling the underlying person structure for person re-identification (re-ID) is difficult due to diverse deformable poses, changeable camera views and imperfect person detectors. How to exploit underlying person structure information…

计算机视觉与模式识别 · 计算机科学 2019-01-30 Guangcong Wang , Jianhuang Lai , Zhenyu Xie , Xiaohua Xie

Self-supervised hyperspectral image (HSI) clustering remains a fundamental yet challenging task due to the absence of labeled data and the inherent complexity of spatial-spectral interactions. While recent advancements have explored…

图像与视频处理 · 电气工程与系统科学 2025-02-10 Yao Ding , Zhili Zhang , Aitao Yang , Yaoming Cai , Xiongwu Xiao , Danfeng Hong , Junsong Yuan