Results 31 to 40 of about 11,320,128 (203)

WTL-I: Mutual Information-Based Wavelet Transform Learning for Hyperspectral Imaging

open access: yesFrontiers in Signal Processing, 2022
Hyperspectral imaging (HSI) is useful in many applications, including healthcare, geosciences, and remote surveillance. In general, the HSI data set is large.
Shiv Gehlot   +2 more
doaj   +1 more source

STACKED LOCAL FEATURE DETECTOR FOR HYPERSPECTRAL IMAGE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Images registration is an important task in hyperspectral image processing, while almost all local feature point based image matching algorithm is designed for single band image only and miss the advantage of abundant spectral information.
Z. Yan, Z. Wu
doaj   +1 more source

Toward Content-Based Hyperspectral Remote Sensing Image Retrieval (CB-HRSIR): A Preliminary Study Based on Spectral Sensitivity Functions

open access: yesRemote Sensing, 2019
With the emergence of huge volumes of high-resolution Hyperspectral Images (HSI) produced by different types of imaging sensors, analyzing and retrieving these images require effective image description and quantification techniques.
Olfa Ben-Ahmed   +3 more
doaj   +1 more source

Hyperspectral Superresolution Reconstruction via Decomposition of Low-Rank and Sparse Tensor

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
Hyperspectral superresolution reconstruction technique obtains a high-resolution hyperspectral image (HR-HSI) by fusing both a low-resolution hyperspectral image (LR-HSI) and a high-resolution multispectral image.
Huajing Wu   +4 more
doaj   +1 more source

An Effective Classification Scheme for Hyperspectral Image Based on Superpixel and Discontinuity Preserving Relaxation

open access: yesRemote Sensing, 2019
Hyperspectral image (HSI) classification is one of the most active topics in remote sensing. However, it is still a nontrivial task to classify the hyperspectral data accurately, since HSI always suffers from a large number of noise pixels, the ...
Fuding Xie   +3 more
doaj   +1 more source

Quality criteria benchmark for hyperspectral imagery [PDF]

open access: yes, 2005
Hyperspectral data appear to be of a growing interest over the past few years. However, applications for hyperspectral data are still in their infancy as handling the significant size of the data presents a challenge for the user community.
Christophe, Emmanuel   +2 more
core   +1 more source

In vivo evaluation of a hyperspectral imaging system for minimally invasive surgery (HSI-MIS)

open access: yesSurgical Endoscopy, 2023
Abstract Background Hyperspectral Imaging (HSI) is a reliable and safe imaging method for taking intraoperative perfusion measurements. This is the first study translating intraoperative HSI to an in vivo laparoscopic setting using a CE-certified HSI-system for minimally invasive surgery (HSI-MIS).
Madeleine T. Thomaßen   +9 more
openaire   +3 more sources

Hyperspectral image unmixing using a multiresolution sticky HDP [PDF]

open access: yes, 2012
This paper is concerned with joint Bayesian endmember extraction and linear unmixing of hyperspectral images using a spatial prior on the abundance vectors.We propose a generative model for hyperspectral images in which the abundances are sampled from a ...
Hero, Alfred O.   +3 more
core   +1 more source

Hyperspectral Super-Resolution Technique Using Histogram Matching and Endmember Optimization

open access: yesApplied Sciences, 2019
In most hyperspectral super-resolution (HSR) methods, which are techniques used to improve the resolution of hyperspectral images (HSIs), the HSI and the target RGB image are assumed to have identical fields of view.
Byunghyun Kim, Soojin Cho
doaj   +1 more source

EnMAP: hyperspectral Imager (HSI) for Earth observation: current status [PDF]

open access: yesInternational Conference on Space Optics — ICSO 2018, 2019
The Environmental Mapping and Analysis Program (EnMAP) is a German space borne science mission that aims at characterizing the Earth’s environment on a global scale. The single payload of the satellite is the Hyperspectral Imager (HSI). It is capable of measuring the solar radiance reflected from the Earth’s surface as a continuous spectrum in the ...
Martin Mücke   +5 more
openaire   +1 more source

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