Establishing Standards on Colors from Natural Sources

Establishing Passing Standards

Rendering Iridescent Colors Appearing on Natural Objects

Iridescent colors appearing on natural objects, such as the feathers of a hummingbird, surfaces inside seashells, and shells of beetles, are beautiful and impressive. The cause of such iridescent colors is interference of light inside multilayer film structures covering the natural objects. This paper proposes a method for realistically rendering iridescent colors appearing on natural surfaces,...

Establishing Standards for Business Components

INTRODUCTION The field of business applic tions encompassing software for production planning or order management is dominated by some big vendors offering large standardized off-the-shelf application systems, e.g. SAP R/3, BAAN IV, or Oracle Applications. Despite all advantages of selling and buying these large integrated application systems, there are two major shortcomings: Usually only larg...

Antimicrobial compounds from natural sources

Infectious diseases are one of the main causes of morbidity and mortality worldwide. Nowadays many infections are often caused by multi-resistant microorganisms resulting in difficult to treat diseases and, consequently, substantial increases in healthcare costs. The relative easy access to the antimicrobials and also the massive employment of these compounds for industrial purposes, including ...

On the distribution of colors in natural images

When analyzing the RGB distribution of colors in natural images we notice that they are organized into spatial structures. This observation is not new, quoting Omer and Werman in [5]: “... when looking at the RGB histogram of real world images, two important facts can clearly be observed; The histogram is very sparse, and it is structured.[...] This is because the colors of almost any given sce...