We show how to design touchscreen widgets that respond to a finger’s contact area. In standard touchscreen systems a finger often appears to touch several screen objects, but ...
“Ghosts” arise in traditional background subtraction when an object starts to move, causing the exposed background to be labelled as a ghost foreground. With background model ...
Abstract. Existing approaches to the management of streaming positional updates generally assume that all active user requests have equal importance, ignoring the possibility of an...
In this paper we describe extensions to our work on ThinSight, necessary to scale the system to larger tabletop displays. The technique integrates optical sensors into existing of...
Shahram Izadi, Alex Butler, Steve Hodges, Darren W...
Abstract— This paper presents a method for detecting independent temporally-persistent motion patterns in image sequences. The result is a description of the dynamic content of a...