104 citations · 241 across the 42 of their papers we have counts for
44 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…
Dishonesty Tendencies in Testing Scenarios Among Students with Virtual Reality and Computer-Mediated Technology
Tanja Kojić, Alina Dovhalevska, Maurizio Vergari +2
Virtual reality (VR) systems have the potential to be an innovation in the field of e-learning. Starting with fully functional e-classes, VR technologies can be used to build entir…
Influence of Interactivity in Shaping User Experience and Social Acceptance of Mobile XR
Tanja Kojić, Maurizio Vergari, Maximilian Warsinke +2
This study investigates the impact of the Degree of Interactivity on User Experience (UX) and social acceptability (SA) in Mobile Augmented Reality (MAR) applications. As AR techno…
Integrating Virtual and Augmented Reality into Public Education: Opportunities and Challenges in Language Learning
Tanja Kojić, Maurizio Vergari, Giulia-Marielena Benta +4
Virtual Reality (VR) and Augmented Reality (AR) are emerging as transformative tools in education, offering new possibilities for engagement and immersion. This paper explores thei…
Exploring the Effect of Heights and User Stance on User Experience in Extended Reality Climbing
Tanja Kojić, Nathan Kirchner, Maurizio Vergari +3
Virtual environments (VEs) are increasingly used for immersive experiences, training simulations, and entertainment, yet factors such as height perception and user stance can signi…
Too Immersive for the Field? Addressing Safety Risks in Extended Reality User Studies
Tanja Kojić, Sara Srebot, Maurizio Vergari +5
Extended Reality (XR) technologies are increasingly tested outside the lab, in homes, schools, and public spaces. While this shift enables more realistic user insights, it also int…
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…
Optimized User Experience for Labeling Systems for Predictive Maintenance Applications (Extended)
Michelle Hallmann, Michael Stern, Juliane Henning +4
The maintenance of rail vehicles and infrastructure plays a critical role in reducing delays, preventing malfunctions, and ensuring the economic efficiency of rail transportation c…
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…
Optimized User Experience for Labeling Systems for Predictive Maintenance Applications
Michelle Hallmann, Michael Stern, Francesco Vona +4
This paper presents the design and implementation of a graphical labeling user interface for a monitoring and predictive maintenance system for trains and rail infrastructure in a…
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…
Exploring the Effects of Different Asymmetric Game Designs on User Experience in Collaborative Virtual Reality
Francesco Vona, Evelyn Romanjuk, Sina Hinzmann +3
The risk of isolation in virtual reality (VR) stems from the immersive nature of the technology. VR can transport users to entirely virtual environments, often disconnecting them f…
Sales Skills Training in Virtual Reality: An evaluation utilizing CAVE and Virtual Avatars
Francesco Vona, Michael Stern, Navid Ashrafi +3
This study investigates the potential of virtual reality (VR) for enhancing sales skills training using a Cave Automatic Virtual Environment (CAVE). VR technology enables users to…
Digital Twins for Extended Reality Tourism: User Experience Evaluation Across User Groups
Maximilian Warsinke, Francesco Vona, Tanja Kojić +2
This study evaluates the user experience (UX) in extended reality (XR) tourism of two digital twin-based applications: an Augmented Reality Virtual Tour (AR-VT) for enhanced on-sit…
Finding My Way: Influence of Different Audio Augmented Reality Navigation Cues on User Experience and Subjective Usefulness
Sina Hinzmann, Francesco Vona, Juliane Henning +4
As augmented reality (AR) becomes increasingly prevalent in mobile and context-aware applications, the role of auditory cues in guiding users through physical environments is becom…
Comparing Pass-Through Quality of Mixed Reality Devices: A User Experience Study During Real-World Tasks
Francesco Vona, Julia Schorlemmer, Michael Stern +4
In extended reality, pass-through enables users to view their real-world surroundings via cameras on the headset, displaying live video inside the device. This study compared the p…
Hands vs. Controllers: Comparing User Interactions in Virtual Reality Shopping Environments
Francesco Vona, Julia Schorlemmer, Jessica Stemann +2
Virtual reality enables users to experience real-life situations in immersive environments. Interaction methods significantly shape user experience, particularly in high fidelity s…
Exploring Augmented Table Setup and Lighting Customization in a Simulated Restaurant to Improve the User Experience
Jana Motowilowa, Maurizio Vergari, Tanja Kojić +3
This study explored a concept for using Augmented Reality (AR) glasses to customize augmented table setup and lighting in a restaurant. The aim was to provide insights into AR usag…
Enhancing Job Interview Preparation Through Immersive Experiences Using Photorealistic, AI-powered Metahuman Avatars
Navid Ashrafi, Francesco Vona, Carina Ringsdorf +6
This study will investigate the user experience while interacting with highly photorealistic virtual job interviewer avatars in Virtual Reality (VR), Augmented Reality (AR), and on…
Working with Mixed Reality in Public: Effects of Virtual Display Layouts on Productivity, Feeling of Safety, and Social Acceptability
Janne Kaeder, Maurizio Vergari, Verena Biener +4
Nowadays, Mixed Reality (MR) headsets are a game-changer for knowledge work. Unlike stationary monitors, MR headsets allow users to work with large virtual displays anywhere they w…
Single Vs Dual: Influence of the Number of Displays on User Experience within Virtually Embodied Conversational Systems
Navid Ashrafi, Francesco Vona, Philipp Graf +3
The current research evaluates user experience and preference when interacting with a patient-reported outcome measure (PROM) healthcare application displayed on a single tablet in…
Digital Eyes: Social Implications of XR EyeSight
Maurizio Vergari, Tanja Kojić, Wafaa Wardah +4
The EyeSight feature, introduced with the new Apple Vision Pro XR headset, promises to revolutionize user interaction by simulating real human eye expressions on a digital display.…