Adapting graphical user interface (GUI) to meet higher level of usability for users is one of the most interesting questions of today’s mobile computation. Users should have GUI ...
Authoring tools routinely include a timeline representation to allow the author to specify the sequence of animations and interactions. However, traditional static timelines are b...
One of the challenges with using mobile touch-screen devices is that they do not provide tactile feedback to the user. Thus, the user is required to look at the screen to interact...
This article introduces a new interaction model called Instrumental Interaction that extends and generalizes the principles of direct manipulation. It covers existing interaction ...
While “displays” have the connotation of affording visual output, “surfaces” invite the users to interact. What happens then when the surfaces are also displays, when a di...