7 citations · 28 across the 24 of their papers we have counts for
24 papers · 1 filter
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…
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…
Two Explorative Studies on Tangible Augmented Reality for Neurodevelopmental Disorders
Francesco Vona, Giulia Valcamonica, Franca Garzotto
Tangible Augmented Reality (TAR) is an interaction paradigm that integrates physical and digital worlds to create immersive, interactive experiences. This paper explores two TAR ap…
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…
User-Centric Evaluation Methods for Digital Twin Applications in Extended Reality
Francesco Vona, Maximilian Warsinke, Tanja Kojic +2
The integration of Digital Twins with Extended Reality technologies, such as Virtual Reality and Augmented Reality, is transforming industries by enabling more immersive, interacti…
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…
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…
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…
The Impact of Social Environment and Interaction Focus on User Experience and Social Acceptability of an Augmented Reality Game
Lorenzo Cocchia, Maurizio Vergari, Tanja Kojic +4
One of the most promising technologies inside the Extended Reality (XR) spectrum is Augmented Reality. This technology is already in people's pockets regarding Mobile Augmented Rea…
Impact of spatial auditory navigation on user experience during augmented outdoor navigation tasks
Jan-Niklas Voigt-Antons, Zhirou Sun, Maurizio Vergari +3
The auditory sense of humans is important when it comes to navigation. The importance is especially high in cases when an object of interest is visually partly or fully covered. In…
Investigating the impact of virtual element misalignment in collaborative Augmented Reality experiences
Francesco Vona, Sina Hinzmann, Michael Stern +4
The collaboration in co-located shared environments has sparked an increased interest in immersive technologies, including Augmented Reality (AR). Since research in this field has…
Shared Boundary Interfaces: can one fit all? A controlled study on virtual reality vs touch-screen interfaces on persons with Neurodevelopmental Disorders
Francesco Vona, Eleonora Beccaluva, Marco Mores +1
Technology presents a significant educational opportunity, particularly in enhancing emotional engagement and expanding learning and educational prospects for individuals with Neur…
Training Attention Skills in Individuals with Neurodevelopmental Disorders using Virtual Reality and Eye-tracking technology
Alberto Patti, Francesco Vona, Anna Barberio +4
Neurodevelopmental disorders (NDD), encompassing conditions like Intellectual Disability, Attention Deficit Hyperactivity Disorder, and Autism Spectrum Disorder, present challenges…
Designing User-Centered Simulations of Leadership Situations for Cave Automatic Virtual Environments: Development and Usability Study
Francesco Vona, Miladin Ćeranić, Irma Rybnikova +1
Given that experience is a pivotal dimension of learning processes in the field of leadership, the ongoing and unresolved issue is how such experiential moments could be provided w…
Effect of external characteristics of a virtual human being during the use of a computer-assisted therapy tool
Navid Ashrafi, Vanessa Neuhaus, Francesco Vona +3
Identification within media, whether with real or fictional characters, significantly impacts users, shaping their behavior and enriching their social and emotional experiences. Im…
Exploring users' sense of safety in public using an Augmented Reality application
Maurizio Vergari, Tanja Kojić, Nicole Stefanie Bertges +3
Nowadays, Augmented Reality (AR) is available on almost all smartphones creating some exciting interaction opportunities but also challenges. For example, already after the famous…