https://doi.org/10.1145/3173574.3173815

What is it about?

  • This research focuses on creating a shared virtual space where multiple people can interact in the same physical environment without colliding. It achieves this by using VR technology and skillful guidance to ensure that users do not bump into each other.

What makes it impressive compared to previous studies?

  • This technique requires less physical space compared to the redirected walking technique. Additionally, it suggests a new use case of visual guidance by providing incentives.

What is the key technology or method used?

  • The key idea is to divide the available space into tiles that each person can use. By skillfully guiding the movement of these tiles, users can navigate the shared space without colliding. The system also allows for the seamless transfer of tiles between different applications.

How was its effectiveness validated? Are there any discussions? What is the recommended next reading?

  • Another related paper is “Improved Redirection with Distractors: A large-scale-real-walking locomotion interface and its effect on navigation in virtual environments.”

What I like about it (explain why):

  • I appreciate how this research takes inspiration from the concept of Virtual RAM in computer science and applies it to the domain of spatial and human interactions. It goes beyond a simple analogy and successfully transfers the algorithmic principles.

What I don’t like about it (explain why):

What could have been done differently (explain why):

  • It would have been beneficial to test the condition of “VirtualSpace without maneuvers” and “pre-allocated tiles with maneuvers.” The current experiment includes two variables: pre-allocated divided space vs virtual space and static vs maneuvers.

What should be done next (explain why):

  • This redirection technique can be applied to other use cases, such as avoiding collisions with furniture or people who are not using VR. It could even be used to guide users wearing VR headsets while walking in a city, ensuring they follow pedestrian pathways and crosswalk signals.