PLS-DA vs sparse PLS-DA in food traceability. A case study: Authentication of avocado samples

Conventional and sparse partial least squares-discriminant analysis (PLS-DA and sPLS-DA) have been successfully tested in order to authenticate avocado samples in terms of three different geographical origins and six kinds of cultivar. For this, lipid chromatographic fingerprints of different avocad...

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Bibliographic Details
Published in:Talanta (Oxford) 2021-03, Vol.224, p.121904, Article 121904
Main Authors: Jiménez-Carvelo, Ana M., Martín-Torres, Sandra, Ortega-Gavilán, Fidel, Camacho, J.
Format: Article
Language:English
Subjects:
Authentication
Avocado
avocados
case studies
Chromatography, Gas
classification
cultivars
Discriminant Analysis
flame ionization
Fruit
fruits
Gas chromatography
Instrumental fingerprinting
Least-Squares Analysis
lipids
Multivariate analysis
Persea
product authenticity
provenance
sampling
Sparse PLS-DA
traceability
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