Adaptive Screen Watermark Placement Based on User Attention
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Solution Overview
Problem
Existing digital watermarking technologies often compromise user experience by obscuring content or being obtrusive, failing to adapt to user context and behavior, and are ineffective in protecting media content in virtual environments.
Innovation Solution
Adaptive perceptible watermarking that dynamically adjusts placement and appearance based on user focus of attention, detected through gaze, head movements, and environmental context, using context sensing and behavioral analytics to ensure minimal intrusion while maintaining protection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional digital watermarking is applied to protect media content, then content protection is improved, but user experience deteriorates due to obtrusive watermarks obscuring content
Solution Approach 1:
The watermarking system dynamically adjusts watermark properties (visibility, position, size) based on real-time detection of user focus of attention. When the user is not looking at a region, watermarks are made more visible; when the user is looking at a region, watermarks are minimized or moved away. This dynamic adaptation resolves the contradiction by making watermarks contextually appropriate rather than statically obtrusive.
Solution Approach 2:
Different regions of the display receive different watermark treatments based on their importance and the user's current focus. Critical content areas receive minimal or no watermarking, while less important areas receive stronger watermark protection. This local differentiation allows content protection to be applied selectively without uniformly degrading user experience across the entire display.
2Reliability
If watermark visibility is increased to ensure protection, then content protection is improved, but content quality deteriorates due to obscuration
Solution Approach 1:
The watermarking system uses periodic or intermittent watermark display based on user attention patterns. Watermarks are activated or deactivated in periodic cycles aligned with user gaze detection, or displayed only during periods when the user is not observing that region. This periodic action ensures protection is maintained over time while minimizing immediate obscuration of content quality.
3Ease of operation
If adaptive watermarking based on user behavior is implemented, then user experience is improved, but system complexity increases due to context sensing requirements
Solution Approach 1:
The system uses the user's own natural behaviors (gaze direction, head movements, body posture) as the sensing mechanism, rather than requiring additional external sensors or complex tracking equipment. The user's inherent movements and positions provide the context information needed, making the system adaptive without proportionally increasing complexity.
4Ease of operation
If watermark placement is made dynamic based on focus of attention, then unobtrusiveness is improved, but measurement precision requirements increase for detecting user behavior
Solution Approach 1:
The system uses approximate or partial detection of user focus rather than requiring precise measurement. Multiple lower-precision signals (head position, general gaze direction, body orientation) are combined to determine watermark placement, rather than requiring highly precise eye-tracking measurement. This partial action approach achieves sufficient unobtrusiveness without demanding excessive measurement precision.
Data Source
AI summary
This disclosure describes systems and methods for unobtrusively and adaptively displaying a watermark on a display screen based on context sensing and behavior analytics. The techniques can include receiving from a sensor of a user device, information about a focus of attention of a user viewing a display screen of the computing device; determining a placement of a perceptible watermark for displaying onto the display screen based, at least in part, on the focus of attention of the user; causing media content to be displayed on the display screen; and causing the watermark to be displayed on the display screen in a position on the display screen based on the focus of attention of the user.