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A spatial constraint to model and extract texture components in Multivariate Curve Resolution of near-infrared hyperspectral images

Journal Contribution - Journal Article

This article highlights the importance of properly taking into account spatial structures and features to better resolve near-infrared (NIR) hyperspectral images by Multivariate Curve Resolution-Alternating Least Squares (MCR-ALS), especially when highly mixed components (in terms of spatial and spectral overlap) underlying the systems under study are dealt with. As in the NIR domain these components can explain both chemical properties and physical phenomena, their improved unravelling can therefore represent an alternative or a complement to more standard approaches for, e.g., spectral data preprocessing. These points will be illustrated through the comprehensive analysis of a complex real-world forensic case-study where texture characterization is crucial for the sake of a more appropriate resolution.
Journal: Analytica chimica acta
ISSN: 0003-2670
Volume: 1095
Pages: 30 - 37
Publication year:2020
BOF-keylabel:yes
IOF-keylabel:yes
BOF-publication weight:6
CSS-citation score:1
Authors:International
Authors from:Higher Education
Accessibility:Open