Printing with custom inks is useful for extending the gamut of printed images, for creating artistically appealing designs or for providing protection against counterfeiting (security documents). The basic colors we consider, consist of the custom inks, their superpositions and the white paper. Color separation for custom inks requires to determine the relative amounts of the basic colors allow...

In this chapter we intend to cover the basic aspects of color image compression. Basic aspects of color images can be found elsewhere in this book and compression details can also be easily found in the literature. Even though we give a very brief introduction to compression methods, we intend to explore the issues pertaining to the intersection of the two topics (compression and color) without...

Spatial terms in the world’s languages appear to reflect both universal conceptual tendencies and linguistic convention. A similarly mixed picture in the case of color naming has been accounted for in terms of near-optimal partitions of color space. Here, we demonstrate that this account generalizes to spatial terms. We show that the spatial terms of 9 diverse languages near-optimally partition...

This paper introduces a computer cystem for color picyure processing and its principal features. First the hardware aspectB are explained, including the basic characteristics of I/O devices. The interactive feature of our system is singled out, and it is developed to a system concept called "Color Picture Analysis and Display System" The color analysis method and its software are presented and ...

In this research, an ancient Iranian ceramic technology, which was published previously for the first time, has been used to produce various colored ceramic glazes.  The color of such ancient glazes was always blue and the suitable body for that is unique due to high quartz content. There is no report of other color productions in productive workshop and scientific publications. The basic purp...