Results 31 to 40 of about 56,702 (212)

Hyperspectral remote sensing of plant pigments [PDF]

open access: yesJournal of Experimental Botany, 2006
The dynamics of pigment concentrations are diagnostic of a range of plant physiological properties and processes. This paper appraises the developing technologies and analytical methods for quantifying pigments non-destructively and repeatedly across a range of spatial scales using hyperspectral remote sensing.
openaire   +2 more sources

Adaptive Markov random fields for joint unmixing and segmentation of hyperspectral image [PDF]

open access: yes, 2013
Linear spectral unmixing is a challenging problem in hyperspectral imaging that consists of decomposing an observed pixel into a linear combination of pure spectra (or endmembers) with their corresponding proportions (or abundances). Endmember extraction
Benediktsson, Jon Atli   +3 more
core   +3 more sources

An Encoder–Decoder with a Residual Network for Fusing Hyperspectral and Panchromatic Remote Sensing Images

open access: yesRemote Sensing, 2022
For many urban studies it is necessary to obtain remote sensing images with high hyperspectral and spatial resolution by fusing the hyperspectral and panchromatic remote sensing images.
Rui Zhao, Shihong Du
doaj   +1 more source

Fusion of Various Band Selection Methods for Hyperspectral Imagery

open access: yesRemote Sensing, 2019
This paper presents an approach to band selection fusion (BSF) which fuses bands produced by a set of different band selection (BS) methods for a given number of bands to be selected, nBS.
Yulei Wang   +3 more
doaj   +1 more source

Hyperspectral Remote Sensing for Early Detection of Wheat Leaf Rust Caused by Puccinia triticina

open access: yesAgriculture, 2023
Early crop disease detection is one of the most important tasks in plant protection. The purpose of this work was to evaluate the early wheat leaf rust detection possibility using hyperspectral remote sensing.
Anton Terentev   +7 more
doaj   +1 more source

Customizing kernel functions for SVM-based hyperspectral image classification [PDF]

open access: yes, 2008
Previous research applying kernel methods such as support vector machines (SVMs) to hyperspectral image classification has achieved performance competitive with the best available algorithms.
Baofeng Guo   +4 more
core   +2 more sources

En-Decoded Index Guided Edge Refinement Network for Change Detection of Remote Sensing Image

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Change detection (CD) aims to analyze pairs of remote sensing images (RSIs) that are captured at different times to identify valuable information regarding changes in land features, which plays a crucial role in the fields of urban planning ...
Chunyan Yu   +4 more
doaj   +1 more source

Hyperspectral Remote Sensing Image Classification With CNN Based on Quantum Genetic-Optimized Sparse Representation

open access: yesIEEE Access, 2020
Due to the characteristics of the spectrum integration, information redundancy, spectrum mixing phenomenon and nonlinearity of the hyperspectral remote sensing images, it is a major challenging task to classify the hyperspectral remote sensing images ...
Huayue Chen, Fang Miao, Xu Shen
doaj   +1 more source

Distributed Unmixing of Hyperspectral Data With Sparsity Constraint

open access: yes, 2017
Spectral unmixing (SU) is a data processing problem in hyperspectral remote sensing. The significant challenge in the SU problem is how to identify endmembers and their weights, accurately. For estimation of signature and fractional abundance matrices in
Khoshsokhan, Sara   +2 more
core   +2 more sources

V3IP Model: A Multiview Vegetation Information Perception Network for Wetland Mapping With Hyperspectral Imagery

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Hyperspectral remote sensing technology in wetland precise mapping plays a crucial role in ecological monitoring. Currently, hyperspectral image (HSI) wetland mapping achieves remarkable progress with the development of deep learning (DL) technology ...
Chunyan Yu   +6 more
doaj   +1 more source

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