Results 101 to 110 of about 296,705 (175)

Abstracts

open access: yesMolecular Oncology, Volume 20, Issue S1, Page 1-692, August 2026.
Abstracts submitted to the ‘EACR 2026 Congress: Innovative Cancer Science’, from 08–11 June 2026 and accepted by the Congress Organising Committee are published in this Supplement of Molecular Oncology, an affiliated journal of the European Association for Cancer Research (EACR).
wiley   +1 more source

HYPERSPECTRAL CHANGE DETECTION BY SPARSE UNMIXING WITH DICTIONARY PRUNING

open access: yes, 2015
Hyperspectral change detection is used in many applications ranging from environmental monitoring to city planning and military surveillance. Change detection by unmixing has the potential of not only providing the locations of the changes, but also the ...
Iordache, Marian-Daniel   +2 more
core   +1 more source

Blind Hyperspectral Unmixing With Integrated Nonsmooth and CEM Spatial Constraints

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Hyperspectral blind unmixing serves as a key technique in remote sensing image processing. Its core value lies in the ability to extract endmember spectral signatures and invert abundance fractions from mixed pixels without relying on prior endmember ...
Shaoquan Zhang   +7 more
doaj   +1 more source

Temperature scaling unmixing framework based on convolutional autoencoder

open access: yesInternational Journal of Applied Earth Observations and Geoinformation
Hyperspectral unmixing is a key technology in the development of remote sensing applications. However, since both endmembers and abundances are unknown, unmixing is a non-convex problem with a large solution space. To solve this, existing methods usually
Jin Xu   +4 more
doaj   +1 more source

A Novel Sub-Abundance Map Regularized Sparse Unmixing Framework Based on Dynamic Abundance Subspace Awareness

open access: yesMathematics
Sparse unmixing (SU) has become a research hotspot in hyperspectral image (HSI) analysis in recent years due to its interpretable physical mechanisms and engineering practicality.
Kewen Qu   +3 more
doaj   +1 more source

A Theory-Guided Transformer for Interpretable Hyperspectral Unmixing

open access: yesRemote Sensing
Hyperspectral unmixing (HU) is fundamental for conducting quantitative analyses in remote sensing, yet existing methods face a persistent tradeoff between model performance and physical interpretability.
Hongyue Cao   +4 more
doaj   +1 more source

Hyperspectral unmixing with Sparse Group Lasso

open access: yes, 2011
Sparse unmixing has been recently introduced as a mecha-nism to characterize mixed pixels in remotely sensed hyper-spectral images. It assumes that the observed image signa-tures can be expressed in the form of linear combinations of a number of pure ...
Marian-daniel Iordache   +3 more
core   +1 more source

Manifold regularization for sparse unmixing of hyperspectral images. [PDF]

open access: yesSpringerplus, 2016
Liu J, Zhang C, Zhang J, Li H, Gao Y.
europepmc   +1 more source

Superpixel-Guided Matrix-Valued Kernel Functions for Multiscale Nonlinear Hyperspectral Unmixing

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Hyperspectral unmixing is a critical challenge in the analysis of hyperspectral remote sensing data. Due to the complex interactions between incident light and materials, which are significantly influenced by the three-dimensional geometry of the scene ...
Xiu Zhao, Meiping Song
doaj   +1 more source

Spectral Separation of Quantum Dots within Tissue Equivalent Phantom Using Linear Unmixing Methods in Multispectral Fluorescence Reflectance Imaging [PDF]

open access: yes
Introduction Non-invasive Fluorescent Reflectance Imaging (FRI) is used for accessing physiological and molecular processes in biological media. The aim of this article is to separate the overlapping emission spectra of quantum dots within tissue ...
نجف زاده, ابراهیم   +3 more
core  

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