Measurement of Gem Colour Using a Computer Vision System: A Case Study with Jadeite-Jade

This paper introduces computer vision systems (CVSs), which provides a new method to measure gem colour, and compares CVS and colourimeter (CM) measurements of jadeite-jade colour in the CIELAB space. The feasibility of using CVS for jadeite-jade colour measurement was verified by an expert group te...

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Bibliographic Details
Main Authors: Sufei Zhang, Ying Guo
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Minerals
Subjects:
Online Access:https://www.mdpi.com/2075-163X/11/8/791