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A Nonconvex Framework for Sparse Unmixing Incorporating the Group Structure of the Spectral Library.
Longfei Ren
Zheng Ma
Francesca Bovolo
Lorenzo Bruzzone
Published in:
IEEE Trans. Geosci. Remote. Sens. (2022)
Keyphrases
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main contribution
hyperspectral images
theoretical framework
hierarchical structure
global optimization
hyperspectral
multi task
nonlinear programming