Bibtex:Ouramdane06

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address = {Laval (France)}, address = {Laval (France)},
month = {26-28 Avril}, month = {26-28 Avril},
- pdf = {Ouramdane06.pdf}, 
abstract = {The implementation of an interaction between a user and a Virtual Environment (VE) in Virtual Reality (VR) may use various techniques. However, in some cases, the interaction must be very precise and comfortable for the user. In this paper, we evaluate abstract = {The implementation of an interaction between a user and a Virtual Environment (VE) in Virtual Reality (VR) may use various techniques. However, in some cases, the interaction must be very precise and comfortable for the user. In this paper, we evaluate
-the FOLLOW-ME technique which is a selection and manipulation technique. The model associated to this technique splits the Virtual Environment into three zones in which a specific interaction model is used: a free manipulation zone, a scaled manipulation zone and a precise manipulation zone. Each one of the three zones is characterized by a specific interaction granularity which defines the properties of the interaction in the concerned zone. This splitting is created in order to have both precision near the object to reach or to manipulate (scaled and precise manipulation zone) and to maintain a realistic and free interaction in the VE (free manipulation zone). In the precise manipulation zone, we use the concept of virtual guides in order to assist the user to achieve his task. The aim of this paper is both to compare the FOLLOW-ME technique with classical interaction techniques in the case of selection task in semi-immersive VR and to give some insights about the conditions of usefulness of virtual guides in a selection task. The preliminary results show that FOLLOW-ME technique is more efficient to select remote and dynamical objects compared to other techniques such as Go-Go and Ray-casting techniques. In all the situations, we have tested, the FOLLOW-ME technique makes the selection process easier.}+the FOLLOW-ME technique which is a selection and manipulation technique. The model associated to this technique splits the Virtual Environment into three zones in which a specific interaction model is used: a free manipulation zone, a scaled manipulation zone and a precise manipulation zone. Each one of the three zones is characterized by a specific interaction granularity which defines the properties of the interaction in the concerned zone. This splitting is created in order to have both precision near the object to reach or to manipulate (scaled and precise manipulation zone) and to maintain a realistic and free interaction in the VE (free manipulation zone). In the precise manipulation zone, we use the concept of virtual guides in order to assist the user to achieve his task. The aim of this paper is both to compare the FOLLOW-ME technique with classical interaction techniques in the case of selection task in semi-immersive VR and to give some insights about the conditions of usefulness of virtual guides in a selection task. The preliminary results show that FOLLOW-ME technique is more efficient to select remote and dynamical objects compared to other techniques such as Go-Go and Ray-casting techniques. In all the situations, we have tested, the FOLLOW-ME technique makes the selection process easier.},
 + pdf = {Ouramdane06.pdf}
} }
</bibtex> </bibtex>

Version du 8 juin 2006 à 13:48

N. Ouramdane, F. Davesne, S. Otmane, M. Mallem - Evaluation of the FOLLOW-ME technique for grabbing virtual objects in semi-immersive virtual environment

8th International Conference on Virtual Reality (VRIC 2006) pp. 85-94, Laval (France), 26-28 Avril, 2006
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