Media Source Measurement for Restricted Content Curation

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Solution Overview

Problem

Content sharing platforms face challenges in accurately curating and restricting media content for specific user classes, as existing methods rely heavily on analyzing content itself, which can be resource-intensive and vulnerable to exploitation by media sources incentivized to circumvent restrictions.

Innovation Solution

The method involves analyzing search events across multiple media corpora to determine search characteristics, extracting and measuring media sources based on their reputation and violation history, and incorporating content from trusted sources into a restricted media corpus to enhance content curation and minimize inappropriate content inclusion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If content analysis methods are used to curate and restrict media content, then content curation accuracy can be improved, but resource consumption increases and the system becomes vulnerable to classifier exploits

Engineering Contradiction:
Improvecontent curation accuracyVSAvoidresource consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent segments the content curation system into two distinct components: (1) a media source measurement system that evaluates source reliability using search event data, and (2) a content analysis system that applies classifiers only to content from trusted sources. This segmentation reduces overall resource consumption by avoiding exhaustive analysis of all content while maintaining curation accuracy through source-based pre-filtering.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements preliminary action by measuring and evaluating media sources before content is incorporated into the restricted corpus. Search event data is analyzed in advance to calculate source measurements, and only content from high-trust sources undergoes further content analysis. This preliminary source evaluation reduces the volume of content requiring resource-intensive analysis.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If content analysis methods are used to curate and restrict media content, then content curation accuracy can be improved, but the system becomes vulnerable to classifier exploits by media sources

Engineering Contradiction:
Improvecontent curation accuracyVSAvoidresistance to classifier exploits
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent introduces media source measurement as an intermediary layer between content sources and the restricted corpus. Instead of directly analyzing all content, the system first evaluates sources using search event data as an intermediary metric. This intermediary measurement system is harder to exploit than direct content classification because it relies on aggregated search behavior patterns rather than vulnerable content classifiers.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent implements feedback mechanisms by continuously monitoring search event data to update media source measurements. Search events provide real-time feedback about source reliability, allowing the system to adapt to changing source trustworthiness. This feedback loop makes exploitation difficult because attackers would need to manipulate search behavior patterns rather than simply bypassing content classifiers.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If media sources are incentivized to circumvent restrictions, then content availability increases, but content safety deteriorates

Engineering Contradiction:
Improvecontent availabilityVSAvoidinappropriate content inclusion
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the parameter used to evaluate media sources from content-based metrics to search event-based metrics. Instead of analyzing content characteristics that can be manipulated, the system measures source reliability based on search event patterns, query frequencies, and user behavior data. This parameter change maintains content safety while allowing diverse content from trusted sources to be available.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20210103623A1Media source measurement for incorporation into a censored media corpus
Publication Date: 2021.04.08 GOOGLE LLC
  • US20210103623A1 patent drawing
  • US20210103623A1 patent drawing
  • US20210103623A1 patent drawing

AI summary

The disclosure provides technology for analyzing search events to measure and select media sources to use when incorporating content into a restricted media corpus. An example method includes determining a search characteristic of a plurality of search events of a first media corpus; identifying a set of search events of a second media corpus, wherein the set of search events corresponds to the search characteristic and comprises a search event that references a plurality of media sources; extracting a set of media sources associated with the second media corpus from the set of search events; selecting, by a processing device, a media source from the set of media sources based on a measurement of the media source, wherein the measurement is based on search events that reference the media source; and incorporating content into the first media corpus from the media source associated with the second media corpus.