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Visual Assessment of Fashion Images, Based on Persimmon-Dyed Cotton Fabric
Eunjou Yi,Shamey Renzo 한국색채학회 2017 AIC 2017 Jeju Vol.2017 No.10
The aim of this study was to investigate the relationship between fashion terms and the preference for persimmon-dyed cotton fabrics, known in Korea as Galchon, against specimens` CIE colorimetric attributes, using cross-cultural psychophysical assessments involving 58 color-normal observers. Cotton fabrics were dyed with persimmon, in a range of shades, and in some cases, were also iron-mordanted. Textile and fashion students from Jeju National University in Korea and North Carolina State University in the USA participated in visual assessments to rate representative fashion terms including “Classic,” “Elegant,” “Romantic,” “Active,” and “Ethnic” using a semantic differential method. Most of the naturally dyed cotton fabrics were positively associated with the term “Classic” by both observer groups, though more strongly by the Americans. Mordanting with iron weakened the association with the terms “Elegant” and “Romantic” for both groups and the responses to these terms showed a weak negative correlation with chroma, C*. Ratings for the fashion image representing “Ethnic” negatively correlated with lightness, L*. Color preference “Like” by two groups correlated mainly with responses for “Elegant” and “Romantic.” Results provide additional data for quantification of fashion terms and preference against CIE colorimetric attributes using cross-cultural psychophysical assessments.
Shim Woo-Sub,Lee Jung-Jin,Shamey Renzo The Korean Fiber Society 2006 Fibers and polymers Vol.7 No.2
Three vat dyes have been applied to regular viscose rayon and their dyeing and wash fastness properties were evaluated. Particle size determination was undertaken to obtain information about the size of dye particles converted by a reducing agent, to see if dye particle size has an affect on dyeing properties of regular viscose rayon. It is observed that viscose rayon exhibits more dyeability with reducing agent concentrations between 5-7.5 g/l. Also, we found that the vat dyeing system is greatly affected by the particle size of the vat dye converted to leuco form by a reducing agent.