collaborators

8 papers

cs.HC2025

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…

cs.HC2025

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…

cs.HC2025

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…

cs.HC2025

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…

cs.HC2024

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…

cs.HC2024

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…