Context-Sensitive Classifier for Content Recommendation Filtering

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Solution Overview

Problem

Content recommendation systems often fail to account for nuanced contextual relationships between content items, leading to inappropriate recommendations that can offend or disturb users, due to their shallow understanding of item relationships.

Innovation Solution

A context-sensitive classifier system that uses a two-tower neural network model with a classification layer to predict the compatibility of content item pairs based on their contextual relationships, allowing for the filtering of sensitive or incompatible content recommendations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If machine learning algorithms are used to identify similar content items, then recommendation relevance is improved, but contextual sensitivity deteriorates

Engineering Contradiction:
Improverecommendation relevanceVSAvoidcontextual sensitivity
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The system segments the recommendation process into two independent towers: a content tower that analyzes item characteristics and a user tower that analyzes user behavior patterns. This segmentation allows each tower to specialize in its specific function, with the content tower maintaining relevance through semantic analysis and the user tower providing contextual sensitivity through behavior modeling, thereby resolving the contradiction between relevance and contextual awareness

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary classification layer between the two towers and the final recommendation output. This intermediary layer receives embeddings from both towers and classifies the relationship between content items and user contexts, acting as a mediator that integrates both relevance signals and contextual sensitivity signals to produce context-aware recommendations

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If content recommendation engines present more diverse content, then user satisfaction is improved, but sensitive contextual relationships increase

Engineering Contradiction:
Improverecommendation diversityVSAvoidsensitive contextual relationships
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system implements feedback through the classification layer that continuously evaluates the compatibility of recommended content items with user contexts. The classification output provides feedback signals that adjust the recommendation ranking, allowing the system to maintain diversity while filtering out content that would create sensitive contextual relationships based on real-time analysis of user behavior and content characteristics

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes the parameters used for recommendation ranking by incorporating contextual embeddings and relationship classification scores alongside traditional relevance metrics. This parameter transformation allows the system to optimize for both diversity and contextual appropriateness by weighting different factors differently based on the specific user-context-content triad

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20240403934A1Relationship classification for context-sensitive relationships between content items
Publication Date: 2024.12.05 APPLE INC
  • US20240403934A1 patent drawing
  • US20240403934A1 patent drawing
  • US20240403934A1 patent drawing

AI summary

The present technology pertains to receiving at least one reference item and at least one candidate item by a context-sensitive classifier, and providing a prediction, by the context-sensitive classifier, of whether the candidate item is contextually compatible or incompatible with the reference item. The present technology can determine whether to present the candidate item in a user interface based on the prediction of whether the candidate item is contextually compatible or incompatible with the reference item.