Results 81 to 90 of about 153,077 (360)

Hyperspectral image compression : adapting SPIHT and EZW to Anisotropic 3-D Wavelet Coding [PDF]

open access: yes, 2008
Hyperspectral images present some specific characteristics that should be used by an efficient compression system. In compression, wavelets have shown a good adaptability to a wide range of data, while being of reasonable complexity.
Christophe, Emmanuel   +2 more
core   +1 more source

Full Vectorial Field Sensing Using Liquid Crystal Droplet Arrays

open access: yesAdvanced Materials, EarlyView.
An inkjet‐printed liquid crystal droplet array enables compact, low‐cost, single‐shot sensing of the full vectorial light field. Within a single platform, it simultaneously retrieves intensity, polarization, and phase, while dual‐wavelength operation highlights its capability for multi‐wavelength optical field characterization. ABSTRACT Determining the
Xuke Qiu   +10 more
wiley   +1 more source

Spectral-Enhanced Sparse Transformer Network for Hyperspectral Super-Resolution Reconstruction

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Hyperspectral image (HSI) has garnered increasing attention due to its capacity for capturing extensive spectral information. However, the acquisition of high spatial resolution HSIs is often restricted by current imaging hardware limitations.
Yuchao Yang   +6 more
doaj   +1 more source

Current State of Hyperspectral Remote Sensing for Early Plant Disease Detection: A Review

open access: yesItalian National Conference on Sensors, 2022
The development of hyperspectral remote sensing equipment, in recent years, has provided plant protection professionals with a new mechanism for assessing the phytosanitary state of crops.
A. Terentev   +3 more
semanticscholar   +1 more source

Hierarchical Structure and Fabrication of Functionally Graded Biointerfaces in the Mussel Byssus

open access: yesAdvanced Materials Interfaces, EarlyView.
The byssus is a fibrous protein‐based holdfast consisting of mechanically distinct interfaces, which mussels use to anchor their soft living tissue to hard seashore surfaces. Here, multiscale methodologies were used to elucidate the compositional and structural features underlying these functionally graded interfaces and how they are fabricated through
Lucia Youssef   +4 more
wiley   +1 more source

Development of a 3-Axis Gimbal for Drones to Improve Hyperspectral Imaging Quality of Large-Scale Natural Heritage [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This study presents the design, fabrication, and performance validation of a precision 3-axis gimbal system for drone-mounted applications. Traditional fixed bracket systems have faced challenges in maintaining stable imaging angles and mitigating ...
J. S. Lee   +5 more
doaj   +1 more source

Hyperspectral Unmixing Hierarchies

open access: yesCoRR
Unmixing reveals the spatial distribution and spectral details of different constituents, called endmembers, in a hyperspectral image. Because unmixing has limited ground truth requirements, can accommodate mixed pixels, and is closely tied to light propagation, it is a uniquely powerful tool for analyzing hyperspectral images.
Joseph L. Garrett   +6 more
openaire   +2 more sources

Hyperspectral coded aperture (HYCA): A new technique for hyperspectral compressive sensing [PDF]

open access: yes2012 IEEE International Geoscience and Remote Sensing Symposium, 2012
Publication in the conference proceedings of EUSIPCO, Marrakech, Morocco ...
Gabriel Martín   +2 more
openaire   +3 more sources

Helios: Hyperspectral Hindsight Ostracker

open access: yes2023 13th Workshop on Hyperspectral Imaging and Signal Processing: Evolution in Remote Sensing (WHISPERS), 2023
In this paper we present our video object tracking algorithm HELIOS (HyperspEctraL hIndsight OStracker) designed for snapshot mosaic hyperspectral cameras, as part of our submission to the Third Hyperspectral Object Tracking Challenge 2023. HELIOS is based on a high-performance RGB-based one-stream tracking framework for joint feature learning and ...
Rafal Muszynski, Hiep Luong 0001
openaire   +2 more sources

GETNET: A General End-to-End 2-D CNN Framework for Hyperspectral Image Change Detection [PDF]

open access: yesIEEE Transactions on Geoscience and Remote Sensing, 2019
Change detection (CD) is an important application of remote sensing, which provides timely change information about large-scale Earth surface. With the emergence of hyperspectral imagery, CD technology has been greatly promoted, as hyperspectral data ...
Qi Wang   +3 more
semanticscholar   +1 more source

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