Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller

This paper reports on the design and evaluation of direct 3D gesture interaction with a full horizontal parallax light field display. A light field display defines a visual scene using directional light beams emitted from multiple light sources as if they are emitted from scene points. Each scene po...

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Main Authors: Vamsi Kiran Adhikarla, Jaka Sodnik, Peter Szolgay, Grega Jakus
Format: Article
Language:English
Published: MDPI AG 2015-04-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/15/4/8642
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author Vamsi Kiran Adhikarla
Jaka Sodnik
Peter Szolgay
Grega Jakus
author_facet Vamsi Kiran Adhikarla
Jaka Sodnik
Peter Szolgay
Grega Jakus
author_sort Vamsi Kiran Adhikarla
collection DOAJ
description This paper reports on the design and evaluation of direct 3D gesture interaction with a full horizontal parallax light field display. A light field display defines a visual scene using directional light beams emitted from multiple light sources as if they are emitted from scene points. Each scene point is rendered individually resulting in more realistic and accurate 3D visualization compared to other 3D displaying technologies. We propose an interaction setup combining the visualization of objects within the Field Of View (FOV) of a light field display and their selection through freehand gesture tracked by the Leap Motion Controller. The accuracy and usefulness of the proposed interaction setup was also evaluated in a user study with test subjects. The results of the study revealed high user preference for free hand interaction with light field display as well as relatively low cognitive demand of this technique. Further, our results also revealed some limitations and adjustments of the proposed setup to be addressed in future work.
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spelling doaj.art-000c1d0e05b64dc0bd9f28f244dd43922022-12-22T02:52:59ZengMDPI AGSensors1424-82202015-04-011548642866310.3390/s150408642s150408642Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion ControllerVamsi Kiran Adhikarla0Jaka Sodnik1Peter Szolgay2Grega Jakus3Holografika, Baross u. 3. H-1192 Budapest, HungaryFaculty of Electrical Engineering, University of Ljubljana, Tržaška 25, Ljubljana 1000, SloveniaFaculty of Information Technology, Pazmany Peter Catholic University, Prater u. 50/a, Budapest 1083, HungaryFaculty of Electrical Engineering, University of Ljubljana, Tržaška 25, Ljubljana 1000, SloveniaThis paper reports on the design and evaluation of direct 3D gesture interaction with a full horizontal parallax light field display. A light field display defines a visual scene using directional light beams emitted from multiple light sources as if they are emitted from scene points. Each scene point is rendered individually resulting in more realistic and accurate 3D visualization compared to other 3D displaying technologies. We propose an interaction setup combining the visualization of objects within the Field Of View (FOV) of a light field display and their selection through freehand gesture tracked by the Leap Motion Controller. The accuracy and usefulness of the proposed interaction setup was also evaluated in a user study with test subjects. The results of the study revealed high user preference for free hand interaction with light field display as well as relatively low cognitive demand of this technique. Further, our results also revealed some limitations and adjustments of the proposed setup to be addressed in future work.http://www.mdpi.com/1424-8220/15/4/86423D displaylight field displayfree-hand interactiondirect touchLeap Motion Controllerhuman-machine interface (HMI)human-computer interface (HCI)
spellingShingle Vamsi Kiran Adhikarla
Jaka Sodnik
Peter Szolgay
Grega Jakus
Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
Sensors
3D display
light field display
free-hand interaction
direct touch
Leap Motion Controller
human-machine interface (HMI)
human-computer interface (HCI)
title Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
title_full Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
title_fullStr Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
title_full_unstemmed Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
title_short Exploring Direct 3D Interaction for Full Horizontal Parallax Light Field Displays Using Leap Motion Controller
title_sort exploring direct 3d interaction for full horizontal parallax light field displays using leap motion controller
topic 3D display
light field display
free-hand interaction
direct touch
Leap Motion Controller
human-machine interface (HMI)
human-computer interface (HCI)
url http://www.mdpi.com/1424-8220/15/4/8642
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AT jakasodnik exploringdirect3dinteractionforfullhorizontalparallaxlightfielddisplaysusingleapmotioncontroller
AT peterszolgay exploringdirect3dinteractionforfullhorizontalparallaxlightfielddisplaysusingleapmotioncontroller
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