Semantic Content Clustering for Low-Burden Moderation

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Solution Overview

Problem

Existing AI networks face a high processing burden when identifying similar content in large-scale content corpora, especially with user-generated content that lacks consistent formatting or metadata, requiring direct access and comparison of content portions.

Innovation Solution

The Topic Engine reduces processing burden by clustering semantically related content identifiers based on captured sequences, using dimensionality reduction and embedding techniques, and identifies topics through keyword extraction and centroid representations, while ensuring privacy and compliance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If direct access and comparison of content portions is performed to identify similar content, then measurement precision of content similarity is improved, but processing time and computational resources increase significantly

Engineering Contradiction:
Improvecontent similarity detection accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by generating content embeddings and organizing them into hierarchical clusters before actual similarity detection is needed. This pre-processing creates a structured framework that enables rapid similarity queries without requiring full content re-analysis, thus reducing processing time while maintaining detection accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces content embeddings as an intermediary representation between raw content and similarity comparison. Instead of directly comparing content portions, the system compares their embedding vectors in a reduced-dimensional semantic space. This intermediary layer enables efficient similarity detection with significantly lower computational requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If direct access and comparison of content portions is performed to identify similar content, then measurement precision of content similarity is improved, but computational resources and processing power increase significantly

Engineering Contradiction:
Improvecontent similarity detection accuracyVSAvoidcomputational resources
Core Design Contradiction:
Measurement precisionVSPower

Solution Approach 1:

The patent introduces content embeddings as an intermediary representation between raw content and similarity comparison. Instead of directly comparing content portions, the system compares their embedding vectors in a reduced-dimensional semantic space. This intermediary layer enables efficient similarity detection with significantly lower computational requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system transforms content from its original high-dimensional representation to a lower-dimensional embedding space that preserves semantic relationships. This dimensionality reduction maintains the ability to detect content similarity while dramatically reducing the computational resources required for comparison operations.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If content identifiers are clustered based on sequences of accessed content, then productivity of content analysis is improved, but device complexity increases due to embedding and dimensionality reduction processes

Engineering Contradiction:
Improvecontent analysis efficiencyVSAvoidsystem architecture complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent segments the content analysis process into distinct modular components: embedding generation, dimensionality reduction, clustering, and topic identification. Each module performs a specific function and can be independently optimized or replaced, managing system complexity while maintaining high productivity in content analysis.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12572565B2Semantic content clustering based on user interactions for content moderation
Publication Date: 2026.03.10 SCRIBD
  • US12572565B2 patent drawing
  • US12572565B2 patent drawing
  • US12572565B2 patent drawing

AI summary

Various embodiments of an apparatus, methods, systems and computer program products described herein are directed to a Topic Engine. The Topic Engine captures a plurality of content identifier sequences. Each respective sequence represents an order at which a corresponding user account accessed content. The Topic Engine generates a plurality of clusters. Each cluster is associated with respective content identifiers appearing within a proximity to each other across the plurality of content identifier sequences of different user accounts. The Topic Engine obtains one or more sample content identifiers from at least one cluster via sampling the cluster. The Topic Engine extracts keywords from content represented by the one or more sampled content identifiers. The Topic Engine identifies a topic for the cluster based on the one or more extracted keywords.