14 papers
3D Gaussian Splatting and Mesh-Based Digital Twins: An Exploratory Study for Virtual Reality Tourism
Maximilian Warsinke, Francesco Vona, Abm Tariqul Islam +3
Digital Twins (DTs) are increasingly used for immersive experiences in virtual tourism. Virtual Reality (VR) enables remote visits to replicated locations for promotional purposes…
The Impact of Spatial Misalignment and Time Delay on Collaborative Presence in Augmented Reality
Michael Stern, Maurizio Vergari, Julia Schorlemmer +3
Precise temporal and spatial alignment is critical in collaborative Augmented Reality (AR) where users rely on shared visual information to coordinate actions. System latency and o…
Optimizing Predictive Maintenance: Enhanced AI and Backend Integration
Michael Stern, Michelle Hallmann, Francesco Vona +4
Rail transportation success depends on efficient maintenance to avoid delays and malfunctions, particularly in rural areas with limited resources. We propose a cost-effective wirel…
Avatar Appearance Beyond Pixels -- User Ratings and Avatar Preferences within Health Applications
Navid Ashrafi, Philipp Graf, Manuela Marquardt +3
The appearance of a virtual avatar significantly influences its perceived appropriateness and the user's experience, particularly in healthcare applications. This study analyzed in…
Unmanned Aerial Vehicles Control in a Digital Twin: Exploring the Effect of Different Points of View on User Experience in Virtual Reality
Francesco Vona, Mohamed Amer, Omar Abdellatif +4
Controlling Unmanned Aerial Vehicles (UAVs) is a cognitively demanding task, with accidents often arising from insufficient situational awareness, inadequate training, and poor use…
Comparing User Behavior in Real vs. Virtual Supermarket Shelves: An Eye-Tracking Study Using Tobii 3 Pro and Meta Quest Pro
Francesco Vona, Julia Schorlemmer, Paulina Kaulard +3
This study compares user behavior between real and virtual supermarket shelves using eye tracking technology to assess behavior in both environments. A sample of 29 participants wa…