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DynaSpot: Speed-Dependent Area Cursor
Olivier Chapuis (Auteur à contacter de préférence , http://insitu.lri.fr/~chapuis/) a1, Jean-Baptiste Labrune () b2, Emmanuel Pietriga (, http://www.lri.fr/~pietriga/index.html) c1
(2009)
Icone de chi2009_dynaspot.pdf
CHI '09: SIGCHI conference on Human Factors in computing systems (2009) 1391--1400
We present DynaSpot, a new technique for acquiring targets based on the area cursor. DynaSpot couples the cursor's activation area with its speed, behaving like a point cursor at low speed or when motionless. This technique minimizes visual distraction and allows pointing anywhere in empty space without requiring an explicit mode switch, thus enabling users to perform common interactions such as region selections seamlessly. The results of our controlled experiments show that the performance of DynaSpot can be modeled by Fitts' law, and that DynaSpot significantly outperforms the point cursor and achieves, in most conditions, the same level of performance as one of the most promising techniques to date, the Bubble cursor.
a –  CNRS
b –  Massachussetts Institute of Technology (MIT)
c –  INRIA
1 :  IN-SITU (INRIA Saclay - Ile de France)
INRIA – CNRS : UMR8623 – Université Paris Sud - Paris XI
2 :  Massachusets Institute of Technology (MIT)
MIT
Informatique/Interface homme-machine
Area cursor – Bubble cursor – DynaSpot – Fitts' Law
10.1145/1518701.1518911