Gaze Tracking Non-Visual Feedback for Unintended Interface Switches
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Solution Overview
Problem
Gaze tracking systems in content creation and delivery devices often inadvertently switch user interfaces or content streams due to visual distractions, leading to unintended changes in user interaction, which can disrupt the intended viewing experience.
Innovation Solution
Implementing a method that uses non-visual feedback, such as audio or haptic alerts, to inform users of impending visual changes triggered by gaze tracking data, allowing users to cancel these changes within a predetermined timeframe to prevent unwanted interface or content stream switches.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If gaze tracking is used to automatically switch content streams, then user interface switching efficiency is improved, but unintended switches caused by visual distractions occur
Solution Approach 1:
The system performs preliminary action by providing non-visual feedback to the user before the visual change actually occurs. The feedback mechanism alerts the user in advance that a content stream switch is about to be triggered based on gaze detection, allowing the user to prepare for or prevent the change before it happens.
Solution Approach 2:
The system implements feedback by providing non-visual signals (such as audio cues or haptic vibrations) to the user when gaze tracking detects a potential switch condition. This feedback loop allows the user to receive information about the impending change and respond accordingly, either confirming the switch or canceling it.
2Speed
If automatic visual changes are triggered based on gaze location, then content delivery responsiveness is improved, but user control over interface changes is reduced
Solution Approach 1:
The system provides non-visual feedback to inform users of impending visual changes, creating a feedback loop that maintains user awareness and control. Users receive real-time information about automated changes and can intervene to cancel them if desired.
Solution Approach 2:
The system takes preliminary action by alerting users before automated changes occur. This advance notification gives users time to prepare for the change or cancel it, preserving their sense of control while maintaining the responsiveness benefits of automatic gaze-based switching.
3Ease of operation
If gaze tracking triggers content stream switches, then viewing convenience is improved, but unintended switches due to distractions occur
Solution Approach 1:
The system provides advance notification through non-visual feedback before triggering content switches. This allows users to distinguish between intentional gaze-based switching and unintended switches caused by visual distractions, and take appropriate action to prevent unwanted changes.
Solution Approach 2:
The feedback mechanism alerts users to impending changes, enabling them to recognize when a switch is being triggered by distraction versus intentional gaze movement. Users can then respond appropriately to maintain viewing convenience while preventing harmful unintended switches.
Data Source
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AI summary
A computing method and device providing non-visual feedback to alert a viewer of a display that a visual change has been triggered, using gaze tracking data from a gaze tracking system to determine that a viewer changes a gaze location. Based on determining that the viewer changes the gaze location, a visual change is triggered and non-visual feedback indicating the triggering of the visual change is provided to the viewer. If a cancel change input is received within a predetermined timeframe, the visual change is not displayed. If a cancel change input is not received within the timeframe, the visual change is displayed via the display.