Multilingual Content Moderation via Embedding Space Classification

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Solution Overview

Problem

Current content moderation systems, particularly in multilingual environments, face challenges in effectively detecting rule violations beyond offensive language, as they often rely on human moderators and are resource-intensive, leading to inefficiencies and potential mental health issues due to exposure to harmful content.

Innovation Solution

A multilingual content moderation system that uses machine learning to classify content by projecting it into a trained embedding space, determining English-language classifications, and evaluating violations against predetermined moderation rules, allowing for proactive prohibition of violating content and providing semantic parameters to participants.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If human moderators are used to review and moderate user content, then content moderation accuracy can be maintained, but the system becomes resource-intensive and causes mental health damage to moderators due to burnout from extensive work and exposure to harmful content

Engineering Contradiction:
Improvecontent moderation accuracyVSAvoidmoderation efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent introduces an embedding space as an intermediary representation that maps multilingual content into a unified semantic space. This mediator enables automated systems to understand and compare content across languages without requiring human moderators to directly process each piece of content, thus maintaining accuracy while reducing human exposure to harmful material.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces the mechanical system of human moderators manually reviewing content with an automated machine learning system. The system uses embedding spaces and similarity calculations to automatically detect harmful content, substituting human cognitive processing with computational algorithms that can scale without causing burnout.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If human moderators review each user comment, then harmful content can be detected, but the process becomes practically infeasible due to limited resources, especially during time-critical and large-scale events

Engineering Contradiction:
Improveharmful content detectionVSAvoidmoderation response time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent enables continuous automated moderation of user content through machine learning systems that operate without interruption. The embedding space allows the system to continuously process and compare multilingual content in real-time, maintaining constant surveillance of harmful content without the breaks or resource constraints that limit human moderators.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The embedding space serves as a mediator that enables rapid comparison of content across languages by mapping them into a unified semantic representation. This intermediary structure allows the system to quickly determine similarity and detect harmful content across multiple languages simultaneously, dramatically reducing response time during large-scale events.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If automated NLP systems are used for offensive language identification, then resource efficiency improves, but the systems are inadequate for content moderation because they only detect offensive speech while moderation decisions are based on violation of rules that subsumes detection of offensive speech

Engineering Contradiction:
Improveautomation efficiencyVSAvoidmoderation rule adaptability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent creates a universal embedding space that can represent multiple types of content and moderation criteria in a unified framework. This multi-functional representation allows the same automated system to handle not only offensive language detection but also broader moderation rules including misinformation, fraud, and community-specific guidelines, making the system adaptable to diverse moderation needs.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent changes the parameter space from simple offensive language classification to a multidimensional embedding space that captures semantic relationships. By transforming content into vector representations with multiple dimensions, the system can evaluate content against various moderation rules simultaneously, adapting to different community standards and rule sets through parameter adjustments rather than requiring separate systems.

Inventive Principle:
Principle #35Parameter changes

4Productivity

If automated systems evaluate content against predetermined moderation rules, then scalability improves, but the ability to adapt to different communities with differing rules becomes challenging

Engineering Contradiction:
Improvemoderation scalabilityVSAvoidcommunity rule adaptation
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic moderation system where the embedding space and evaluation criteria can be adjusted for different communities. The system maintains scalability through automated processing while adapting to community-specific rules by modifying the embedding parameters, similarity thresholds, and rule weights dynamically based on community requirements, allowing one system to serve multiple communities with differing standards.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240054294A1Multilingual content moderation using multiple criteria
Publication Date: 2024.02.15 SRI INTERNATIONAL
  • US20240054294A1 patent drawing
  • US20240054294A1 patent drawing
  • US20240054294A1 patent drawing

AI summary

A method, apparatus and system for moderating multilingual content data, for example, presented during a communication session include receiving or pulling content data that can include multilingual content, classifying, using a first machine learning system, the content data by projecting the content data into a trained embedding space to determine at least one English-language classification for the content data, and determining, using a second machine learning system, if the content data violates at least one predetermined moderation rule, wherein the second machine learning system is trained to determine from English-language classifications determined by the first machine learning system if the content data violates moderation rules. In some embodiments, the method apparatus and system can further include prohibiting a presentation of the content data related to the at least one English-language classification determined to violate the at least one predetermined moderation rule.