Paper
22 April 2006 Belgian beer mapping and digital fingerprinting using color and turbidity assessment
A. G. Mignani, L. Ciaccheri
Author Affiliations +
Abstract
Multi-wavelength and multi-angle absorption spectroscopy performed in the visible spectral range, that is, 'scattered colorimetry', has been used to map a library of 25 diverse and commercially-available Belgian light beers. The resulting map shows four main clusters, relative to blonde, amber, red, and weiss beers, respectively, demonstrating that scattered colorimetry is a valid method for beer authentication and fingerprinting.
© (2006) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
A. G. Mignani and L. Ciaccheri "Belgian beer mapping and digital fingerprinting using color and turbidity assessment", Proc. SPIE 6189, Optical Sensing II, 61892E (22 April 2006); https://doi.org/10.1117/12.666908
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Cited by 3 scholarly publications.
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KEYWORDS
Colorimetry

Principal component analysis

Absorption spectroscopy

Spectral data processing

Absorption

Associative arrays

Liquids

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