this study aimed to examine the relationship between pigments and seed fall rate of iranian castor genotypes and genetic diversity, specifically 28 castor genotypes (27 native and 1 modified), a randomized complete block design with three replications was conducted in 2014 and 2015 at the research farm of islamic azad university in damghan, northern iran. during the growth period, the following...

At seeing from the viewpoint of HCI, the problems relevant to the use of smart devices like mobile phone, tablet PC are not limited to young people. Each user experiences smart devices with respectively different use abilities. When senior generations use smart devices, the color environment on a device's screen may take an important role in their usability. We conducted a survey targeting some...

The suitability of three classes of strategies governing color combination selection in isosurface-based volume visualization are explored. These classes are use of: (1) harmonious color combinations, (2) disharmonious color combinations, and (3) opponent color combinations. Suitability is assessed here via user evaluation of renderings of isosurfaces with multiple (nested) components. The sign...

In this paper, a color transfer framework to evoke different emotions for images based on color combinations is proposed. The purpose of this color transfer is to change the “look and feel” of images, i.e., evoking different emotions. Colors are confirmed as the most attractive factor in images. In addition, various studies in both art and science areas have concluded that other than single col...

There are many sets of guidelines concerning the accessibility of the web for older adults, but little empirical evidence from studies with older people to support their recommendations. In addition, all the recommendations apply to text in languages using the Latin alphabet. This study investigated the effects of text color and background color on the performance and preferences of younger and...