Digital Image Analysis for Textile Colour Uniformity
topic
Digital image analysis of textile colour uniformity captures calibrated RGB or multispectral images of fabric specimens under controlled illumination, converting pixel values to CIELAB coordinates using camera characterisation matrices, and mapping within-specimen colour variation as a spatial CIELAB coordinate distribution that quantifies dyeing unlevelness, print sharpness, and colour pattern registration accuracy.
Role
Extends colour measurement from single-point spectrophotometry to spatial mapping of colour distribution across fabric surfaces, enabling objective quantification of dyeing levelness, print definition, and pattern registration that single-point measurements cannot reveal, providing instrumental colour uniformity assessment that correlates with visual fabric quality grading assessments.