Preview for Spectral versus trichromatic color management – application and benefits

Spectral versus trichromatic color management – application and benefits

Radovan Slavuj, Elie Khoury

Alwan Color Expertise

Published 2025

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Abstract

In this session, you will learn how spectral encoding and spectral processing can optimize color management and printing processes. Based on state-of-the-art spectral and color prediction models to all major printing technologies in CMYK and multi-color modes, spectral data processing is demonstrated to be superior to (ie conventional CIELAB or CIEXYZ) color management, by reducing metamerism, with significantly higher prediction power with the same amount of training data. It will also be shown that spectral prediction can electively enable the automation of color management without a need for dedicated printing sessions as printing conditions change