Content-Aware Watermarks for Media Exposure Tracking
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Solution Overview
Problem
Media companies face challenges in tracking audience exposure to media compositions due to the variability of data collection systems across different equipment and platforms, which limits their ability to accurately monitor and analyze media consumption.
Innovation Solution
The development of content-aware watermarks that embed descriptive information about the media content, allowing for the generation and detection of keywords within audio and video content, enabling more precise tracking of media exposure and enabling targeted advertising and comprehensive searchability of media compositions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional identification codes are embedded into media compositions, then media exposure tracking is enabled, but the ability to accurately monitor and analyze media consumption across different equipment and platforms is limited due to variability in data collection systems
Solution Approach 1:
The patent applies universality by creating a standardized watermarking system that can operate across multiple media types (audio, video, image) and platforms. The watermark encoder and decoder are designed to work with various media compositions regardless of their source or format, enabling consistent tracking across different equipment and platforms while maintaining measurement precision.
Solution Approach 2:
The patent utilizes parameter changes by dynamically adjusting watermark embedding parameters based on media characteristics. The system modifies watermark properties (such as frequency, amplitude, or location) according to the specific media composition being processed, allowing accurate tracking while adapting to different platform requirements and media types.
2Productivity
If content-aware watermarks embed descriptive information about media content, then media search capabilities and targeted advertising are enhanced, but the complexity of data collection and processing systems increases
Solution Approach 1:
The patent applies extraction by isolating and embedding only the essential descriptive information needed for content awareness into the watermarks. Rather than embedding complete media data, the system extracts and encodes only the necessary metadata (such as keywords, categories, or content descriptors), reducing processing complexity while maintaining search and advertising effectiveness.
Solution Approach 2:
The patent uses segmentation by dividing the media analysis function into separate modular components: a watermark encoder that processes media content, a watermark embedder that inserts watermarks, and a watermark extractor that retrieves information. This segmentation reduces overall system complexity by allowing each component to operate independently and specialize in specific tasks.
3Measurement precision
If watermarks are embedded in audio and video content to enable precise tracking, then media exposure monitoring is improved, but the processing time and computational resources required increase
Solution Approach 1:
The patent applies partial action by embedding watermarks only at specific intervals or key moments within media content rather than continuously processing every frame or sample. The system identifies and processes only the necessary portions of media compositions (such as keyframes or significant events), reducing processing time while maintaining sufficient precision for accurate exposure tracking.
Data Source
AI summary
Methods and apparatus to generate and use content-aware watermarks are disclosed herein. An example disclosed method includes detecting a watermark in a first media composition, the watermark encoded with a word present in an audio track of the first media composition, the word audible during playback of the audio track. The example method also includes retrieving the word from the watermark. The example method also includes determining whether the word retrieved from the watermark matches a keyword, and presenting a second media composition when the word matches the keyword.