Reputation-Based Content Moderation System

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Solution Overview

Problem

User-generated content (UGC) platforms face challenges in effectively detecting and mitigating abusive content due to ineffective automatic filtering mechanisms and the potential for abusive users to exploit reporting systems by creating multiple accounts and falsifying reports, leading to increased costs and resource requirements for manual moderation.

Innovation Solution

A network device and method that dynamically assesses the reputation of content reporters and authors by comparing their trust scores, selectively hiding abusive content from public view while allowing authors to appeal decisions, and adjusting reputations based on community feedback and appeals processes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual moderation is used to detect and mitigate abusive content, then content reliability is improved, but operational costs and time requirements increase significantly

Engineering Contradiction:
Improvecontent reliabilityVSAvoidmoderation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables users to self-moderate content by allowing them to report abusive content and having the system automatically review and act on these reports based on reputation scores. This shifts the moderation burden from professional administrators to the community itself, reducing time requirements while maintaining content reliability through collective oversight.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements a feedback loop where users report abusive content, the system reviews the report and adjusts reputation scores accordingly, and then uses these updated scores to determine future moderation actions. This continuous feedback mechanism allows the system to learn from community input and automatically adapt its moderation strategy, reducing the need for continuous manual intervention.

Inventive Principle:
Principle #23Feedback

2Productivity

If automatic content filtering mechanisms are used, then moderation speed is improved, but detection accuracy deteriorates due to false detections

Engineering Contradiction:
Improvemoderation speedVSAvoiddetection accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system changes the parameter used for content evaluation from static filtering rules to dynamic reputation scores. Instead of using fixed thresholds for detecting abuse, the system continuously updates reputation scores based on user behavior patterns and report outcomes. This allows the system to adapt its detection criteria over time, improving both speed and accuracy by learning from actual abuse patterns rather than relying on potentially inaccurate static rules.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If multiple accounts are allowed for user registration, then user accessibility is improved, but abuse potential increases due to account creation for malicious purposes

Engineering Contradiction:
Improveuser accessibilityVSAvoidabuse potential
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The system implements continuous feedback by monitoring user behavior patterns and report outcomes to dynamically adjust reputation scores. Users who create multiple accounts or engage in abusive behavior receive negative feedback through reduced reputation scores, which then limits their ability to post content or interact with the community. This feedback mechanism discourages malicious account creation while maintaining ease of registration for legitimate users.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system transitions from static account treatment to dynamic reputation-based treatment. Instead of all accounts being treated equally, the system continuously updates and adjusts user permissions and content visibility based on their reputation scores. This dynamic approach allows the system to adapt to user behavior in real-time, making it difficult for abusers to maintain effectiveness while keeping the registration process simple and accessible.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9576253B2Trust based moderation
Publication Date: 2017.02.21 YAHOO ASSETS LLC
  • US9576253B2 patent drawing
  • US9576253B2 patent drawing
  • US9576253B2 patent drawing

AI summary

A network device, system, and method are directed towards detecting trusted reporters and/or abusive users in an online community using reputation event inputs, such as abuse reports. When an abuse report is received for a content item, the combined trust (reputation) of previous reporters on the reported content item and the trust (reputation) of the content author are compared to determine whether to trust the content item. If the content item is un-trusted, the content item may be hidden from public view. In one embodiment, the content item might still be visible to the content author, and/or members in the author's contact list, or the like, while being hidden from another user in the community. In one embodiment, the author may appeal the determined trust, and results of the appeal may be used to modify a trust of at least one reporter.