Dynamic 3D Alert Positioning for XR Interaction Efficiency
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Solution Overview
Problem
Existing computer systems for virtual, augmented, and extended reality experiences have cumbersome, inefficient, and limited methods and interfaces for interacting with virtual/augmented/extended reality environments, leading to a significant cognitive burden on users and inefficient energy usage.
Innovation Solution
The system improves user interaction by displaying alerts and notifications in a three-dimensional environment, dynamically changing their position based on the user's viewpoint, and providing different states of alerts that change in response to user attention, thereby reducing the number and complexity of user inputs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If alerts are displayed at fixed positions in the three-dimensional environment, then the system structure is simple, but the user must continuously scan the environment to notice alerts, increasing cognitive burden and interaction time
Solution Approach 1:
The alert display system transitions from static fixed-position alerts to dynamic alerts that automatically reposition based on user viewpoint. The alert position is continuously updated to maintain spatial relationship with the user, making the system adaptive rather than fixed, thereby reducing cognitive burden without excessive complexity
Solution Approach 2:
The alert system serves itself by automatically tracking and repositioning alerts based on detected user viewpoint changes. The system monitors user position and autonomously adjusts alert locations without requiring user intervention, reducing interaction steps while maintaining manageable system complexity through automated behaviors
2Loss of information
If the system provides detailed feedback for all user inputs, then user understanding is improved, but the amount of information presented increases cognitive burden
Solution Approach 1:
The feedback system applies different levels of detail to different alert types based on their importance and context. Critical alerts receive prominent, detailed presentation while less important notifications receive simpler feedback, optimizing information delivery without overwhelming the user with uniform detailed feedback for all inputs
3Measurement precision
If multiple input steps are required to achieve a desired outcome, then input precision is improved, but interaction time and energy consumption increase
Solution Approach 1:
The system performs preliminary actions by automatically detecting user intent through viewpoint tracking and proactively presenting relevant alerts before the user would need to search for them. This anticipatory behavior reduces the number of interaction steps required while maintaining input accuracy through contextual awareness
4Object-affected harmful factors
If alerts are always displayed with high visibility, then alert noticeability is improved, but energy consumption increases due to continuous high-power display operation
Solution Approach 1:
The display system dynamically adjusts alert visibility characteristics based on user attention state and alert priority. High-priority alerts maintain high visibility while lower-priority alerts use reduced display power, optimizing the balance between noticeability and energy consumption through adaptive rather than constant high-power operation
Data Source
AI summary
A computer system, while displaying a first view of a three-dimensional environment that corresponds to a first viewpoint of a user, displays a first user interface object at a first position in the three-dimensional environment that has a first spatial relationship with the first viewpoint of the user. While displaying the first view of the three-dimensional environment including the first user interface object at the first position in the three-dimensional environment, the computer system, in response to detecting a first input that is directed to at least a first portion of the first user interface object, displays a second user interface object at a second position in the three-dimensional environment and moves the first user interface object from the first position to a third position in the three-dimensional environment that has a greater distance from the first viewpoint of the user than the first position in the three-dimensional environment.