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Compressive spectral imaging (CSI) has attracted significant attention since it employs synthetic apertures to codify spatial and spectral information, sensing only 2D projections of the 3D spectral image. However, these optical…

图像与视频处理 · 电气工程与系统科学 2023-06-28 Roman Jacome , Jorge Bacca , Henry Arguello

Currently, this paper is under review in IEEE. Transformers have intrigued the vision research community with their state-of-the-art performance in natural language processing. With their superior performance, transformers have found their…

计算机视觉与模式识别 · 计算机科学 2022-10-05 Preetam Ghosh , Swalpa Kumar Roy , Bikram Koirala , Behnood Rasti , Paul Scheunders

This paper aims to quantify uncertainty for SVBRDF acquisition in multi-view captures. Under uncontrolled illumination and unstructured viewpoints, there is no guarantee that the observations contain enough information to reconstruct the…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Ruben Wiersma , Julien Philip , Miloš Hašan , Krishna Mullia , Fujun Luan , Elmar Eisemann , Valentin Deschaintre

Hyperspectral imaging measures the amount of electromagnetic energy across the instantaneous field of view at a very high resolution in hundreds or thousands of spectral channels. This enables objects to be detected and the identification…

图像与视频处理 · 电气工程与系统科学 2021-03-15 Lina Zhuang , Lianru Gao , Bing Zhang , Xiyou Fu , Jose M. Bioucas-Dias

Deep subspace clustering methods are now prominent in clustering, typically using fully connected networks and a self-representation loss function. However, these methods often struggle with overfitting and lack interpretability. In this…

计算机视觉与模式识别 · 计算机科学 2024-06-24 Xianlu Li , Nicolas Nadisic , Shaoguang Huang , Aleksandra Pižurica

Metric learning plays a critical role in training image retrieval and classification. It is also a key algorithm in representation learning, e.g., for feature learning and its alignment in metric space. Hyperbolic embedding has been…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Shiyang Yan , Zongxuan Liu , Lin Xu

This work studies Hyperspectral image (HSI) super-resolution (SR). HSI SR is characterized by high-dimensional data and a limited amount of training examples. This exacerbates the undesirable behaviors of neural networks such as…

计算机视觉与模式识别 · 计算机科学 2021-04-06 Ke Li , Dengxin Dai , Ender Konukoglu , Luc Van Gool

Deep image prior (DIP) is an unsupervised deep learning framework that has been successfully applied to a variety of inverse imaging problems. However, DIP-based methods are inherently prone to overfitting, which leads to performance…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Panagiotis Gkotsis , Athanasios A. Rontogiannis

Hyperspectral unmixing is a blind source separation problem which consists in estimating the reference spectral signatures contained in a hyperspectral image, as well as their relative contribution to each pixel according to a given mixture…

数据分析、统计与概率 · 物理学 2017-11-21 Pierre-Antoine Thouvenin , Nicolas Dobigeon , Jean-Yves Tourneret

Hyperspectral remote sensing images (HSIs) are characterized by having a low spatial resolution and a high spectral resolution, whereas multispectral images (MSIs) are characterized by low spectral and high spatial resolutions. These…

计算机视觉与模式识别 · 计算机科学 2014-06-11 Miguel Simões , José Bioucas-Dias , Luis B. Almeida , Jocelyn Chanussot

Hyperspectral imaging systems based on multiple-beam interference (MBI), such as Fabry-Perot interferometry, are attracting interest due to their compact design, high throughput, and fine resolution. Unlike dispersive devices, which measure…

信号处理 · 电气工程与系统科学 2024-10-30 Mohamad Jouni , Daniele Picone , Mauro Dalla Mura

Hyperspectral images (HSI) provide rich spectral information that contributed to the successful performance improvement of numerous computer vision tasks. However, it can only be achieved at the expense of images' spatial resolution.…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Ying Qu , Hairong Qi , Chiman Kwan , Naoto Yokoya , Jocelyn Chanussot

Hyperspectral images (HSIs) capture rich spectral signatures that reveal vital material properties, offering broad applicability across various domains. However, the scarcity of labeled HSI data limits the full potential of deep learning,…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Shaheer Mohamed , Tharindu Fernando , Sridha Sridharan , Peyman Moghadam , Clinton Fookes

Hyperspectral anomaly detection (HAD) is widely used in Earth observation and deep space exploration. A major challenge for HAD is the complex background of the input hyperspectral images (HSIs), resulting in anomalies confused in the…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Jitao Ma , Weiying Xie , Yunsong Li , Leyuan Fang

Hyperspectral image (HSI) reconstruction aims to recover the 3D spatial-spectral signal from a 2D measurement in the coded aperture snapshot spectral imaging (CASSI) system. The HSI representations are highly similar and correlated across…

图像与视频处理 · 电气工程与系统科学 2022-03-22 Yuanhao Cai , Jing Lin , Xiaowan Hu , Haoqian Wang , Xin Yuan , Yulun Zhang , Radu Timofte , Luc Van Gool

Remote sensing is a technology to acquire data for disatant substances, necessary to construct a model knowledge for applications as classification. Recently Hyperspectral Images (HSI) becomes a high technical tool that the main goal is to…

计算机视觉与模式识别 · 计算机科学 2012-12-19 ELkebir Sarhrouni , Ahmed Hammouch , Driss Aboutajdine

Hyperspectral imagery provides rich spectral detail but poses unique challenges because of its high dimensionality in both spatial and spectral domains. We propose \textit{HyperspectralMAE}, a Transformer-based foundation model for…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Wooyoung Jeong , Hyun Jae Park , Seonghun Jeong , Jong Wook Jang , Tae Hoon Lim , Dae Seoung Kim

Purpose: 3D reconstruction in minimally invasive surgery (MIS) enables enhanced surgical guidance through improved visualisation, tool tracking, and augmented reality. However, traditional RGB-based keypoint detection and matching pipelines…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Alexander Saikia , Chiara Di Vece , Zhehua Mao , Sierra Bonilla , Chloe He , Joao Ramalhinho , Tobias Czempiel , Sophia Bano , Danail Stoyanov

Recovering high-dimensional statistical structure from limited measurements is a fundamental challenge in hyperspectral imaging, where capturing full-resolution data is often infeasible due to sensor, bandwidth, or acquisition constraints.…

图像与视频处理 · 电气工程与系统科学 2025-08-01 Jonathan Monsalve , Kumar Vijay Mishra

Due to inadequate energy captured by the hyperspectral camera sensor in poor illumination conditions, low-light hyperspectral images (HSIs) usually suffer from low visibility, spectral distortion, and various noises. A range of HSI…

图像与视频处理 · 电气工程与系统科学 2022-10-05 Xuelong Li , Guanlin Li , Bin Zhao