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CHI
2008
ACM
16 years 8 months ago
The effect of spring stiffness and control gain with an elastic rate control pointing device
Isometric and elastic devices are most compatible with a rate control mapping. However, the effect of elastic stiffness has not been thoroughly investigated nor its interaction wi...
Daniel Vogel, Géry Casiez
CHI
2008
ACM
16 years 8 months ago
It's Mine, Don't Touch!: interactions at a large multi-touch display in a city centre
We present data from detailed observations of CityWall, a large multi-touch display installed in a central location in Helsinki, Finland. During eight days of installation, 1199 p...
Peter Peltonen, Esko Kurvinen, Antti Salovaara, Gi...
CHI
2007
ACM
16 years 8 months ago
Pressure marks
Selections and actions in GUI's are often separated ? i.e. an action or command typically follows a selection. This sequence imposes a lower bound on the interaction time tha...
Gonzalo A. Ramos, Ravin Balakrishnan
CHI
2007
ACM
16 years 8 months ago
Pointing lenses: facilitating stylus input through visual-and motor-space magnification
Using a stylus on a tablet computer to acquire small targets can be challenging. In this paper we present pointing lenses ? interaction techniques that help users acquire and sele...
Gonzalo Ramos, Andy Cockburn, Ravin Balakrishnan, ...
CHI
2006
ACM
16 years 8 months ago
Biasing response in Fitts' Law tasks
Fitts' law, relating the time to acquire a target to the target size and the distance from the target, is an effective and widely used predictor of performance in feedback co...
Emory Al-Imam, Edward Lank