Technology allows users to interact with a wide variety of information and services. However, more and more users need to integrate complementary content to previously accessed in...
The games with a purpose paradigm proposed by Luis von Ahn [9] is a new approach for game design where useful but boring tasks, like labeling a random image found in the web, are ...
Sebastian Matyas, Christian Matyas, Christoph Schl...
In an ideal world, interface design is the art and science of helping users accomplish tasks in a timely, efficient, and pleasurable manner. This paper studies the inverse situati...
Alpha blending allows the simultaneous display of overlapping windows--such as palette windows in visual workspaces. Although alpha blending has been used in some applications, su...
Most research assumes that usability is understood similarly by users in different cultures, implying that the notion of usability, its aspects, and their interrelations are const...