Virtual Experiences in XR and the Metaverse: Study and Development of Machine Learning Models Designed for Extended Reality Interactivity in Real-Time.- Optimizing AR Application Testing: Integrating Metamorphic Testing to Address Developer and End-User Challenges.- Comparing Vibrotactile and Visual Feedback in Virtual Reality Motion Guidance: An Investigation on Workload and Performance.- Improving Virtual Workspaces Based on Sense of Embodiment.- Working in Extended Reality: A Study on the Relationship Between Concentration and Work in Immersive Environments.- Influence of Color on Asthenopia of VR based on Real-time Teleoperating Lunar Rover.- Effects of Avatar Design on Alarm Resolution in a Virtual Reality Physical Security Scenario.- Enhancing Augmented Reality (MAR) Interaction Experience: A Design Framework Grounded in User Mental Model Construction.- Advantages of Virtual Reality Tool for Helping Personal Sketch Modeling.- Effects of Redirected Walking on Cybersickness in an Applied Virtual Environment.- Towards a VR Environment for Desensitization of Ecological Anxiety.- Are We There Yet? Unravelling Usability Challenges and Opportunities in Collaborative Immersive Analytics for Domain Experts.- The Effect of Visual Design Using Biomorphic Designs on Walking Behavior in Virtual World.- Interactive Visual Narrative (IVN) Model: Understanding Discourse Production in IVNs.- Effects of Basic Movement Characteristics and Cognitive Load on Performance Indicators in VR-IADLs.- Factors Influencing the Purchase Intention of Consumer VR All-in-one Headsets.- HoloCook: A Real-Time Remote Mixed Reality Cooking Tutoring System.- Conceptual Design Ease of Use MR-PACS. Playing Experiences: Alien Mystery Scavenger Hunt: Enhancing Intergenerational Interaction with Physical Web Technologies through Location-Based Games.- Augmented Motion Representation Learning Based on Virtual Reality Sports Game Review Data.- Exploring Virtual Chess Personalities: Analyzing Class-C Players vs. Nimzowitsch and Fine Virtual Grandmasters.- Storytelling, Worlds and Game Design: Viewer Experience and Interaction In "Sky, Children of the Light".- A Review of Cultural Impact on Children's Play Perception and Digital Games.- Head and Shoulder (e)Sports Event Organization Tools: A User-Based Study.- SDG Quest: Leveraging Mobile Game-Based Learning to Foster Environmental, Social, and Economic Sustainable Development Goals.- Automated Facial Mark Creating Systems Replace Classical Geometric Morphometrics: An Example of How New Technology Can and Should Drive Avatar Creation in a Game Development Pipeline.- UBI Journey: A Tool Against University Student Social Isolation.- AI-Enhanced Tools for Cross-Cultural Game Design: Supporting Online Character Conceptualization and Collaborative Sketching.