Mixed Reality Biophysical Simulation With Shared Coordinate Alignment
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Solution Overview
Problem
Existing augmented reality devices struggle to present content in a unified physical space for multiple users, limiting interaction between users in their physical environment, while virtual reality devices lack coordination for shared immersive experiences.
Innovation Solution
A system comprising a head-mounted display with sensors and processors that receive medical imaging data to visualize biophysical simulations, allowing for interactive manipulation and coordination of instruments within a subject-specific anatomical model across multiple head-mounted displays.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If virtual reality content is presented to multiple users in a completely immersive environment, then users can be placed in the same location within the content with a universal frame of reference, but interaction between users in their physical space is severely limited
Solution Approach 1:
The system segments the viewing experience by providing different fields of view to different users while maintaining a common frame of reference. Each user receives customized content based on their location and orientation, yet all users share the same virtual coordinate system, enabling both precise positioning and individualized interaction
Solution Approach 2:
The system introduces an intermediary layer that translates physical user positions and orientations into virtual viewing parameters. This intermediary processing enables users to interact with the virtual content and each other while maintaining connection to their physical space, resolving the conflict between immersive positioning and physical interaction
2Ease of operation
If augmented reality devices allow users to interact with the physical environment and each other with relative ease, then user interaction in physical space is improved, but presenting the same content to multiple users is more difficult as different augmented reality devices may not use the same coordinate system
Solution Approach 1:
The system implements a universal coordinate system that functions across multiple augmented reality devices simultaneously. Each device maintains its ability to interact with the physical environment while all devices reference the same virtual coordinate framework, enabling both physical interaction and content consistency across users
Solution Approach 2:
The system employs feedback mechanisms where each augmented reality device continuously reports its position and orientation data to a central system, which then adjusts the virtual content presentation to maintain coordinate alignment. This feedback loop ensures that all devices remain synchronized while preserving individual user interactions with the physical environment
3Adaptability or versatility
If augmented reality devices are not configured to coordinate to present content according to instructions from a presenter, then device autonomy is maintained, but coordinated multi-user presentation is limited
Solution Approach 1:
The system implements dynamic coordination where augmented reality devices can operate autonomously for individual interactions but automatically synchronize when a coordinated presentation is initiated. The system dynamically adjusts the level of central control based on whether users need independent device operation or synchronized multi-user content delivery, maintaining both autonomy and coordination capabilities
Data Source
AI summary
Systems, methods, and media for presenting biophysical simulations in an interactive mixed reality environment are provided. In some embodiments, a system comprises: a head mounted display comprising: a transparent display; sensors; and a processor programmed to: receive medical imaging data associated with a subject; receive, from a server, information useable to visualize a simulation of biophysical processes and a subject-specific anatomical model based on the medical imaging data; cause a visualization of the simulation to be presented, via the transparent display, in connection with the medical imaging data and an instrument in a first position; receive, from the server, updated information useable to visualize an updated simulation with the instrument in a second position; and cause a visualization of the updated simulation to be presented with the instrument presented in the second position.