Content Search Using User-Provider Affinity Clustering

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Solution Overview

Problem

Existing review systems fail to establish a reliable correlation between user characteristics and reviewer expertise, leading to poor user experience and misaligned relevance in product or service decisions due to the lack of affinity-based feedback harmonization.

Innovation Solution

A system that clusters content providers based on attributes and correlates users with these clusters to retrieve content from like-minded individuals, using machine learning models to optimize cluster relevance and reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If reviews are provided based on general attributes (verified purchaser, expert reviewer, high rating, helpful count), then the quantity of feedback is increased, but the relevance and reliability of feedback to individual users deteriorates

Engineering Contradiction:
Improvequantity of feedbackVSAvoidreliability of feedback
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent segments content providers into multiple clusters based on their attributes (expertise, rating patterns, verification status). Instead of treating all reviewers uniformly, the system divides them into distinct groups such as 'expert reviewers', 'verified purchasers', 'high rating providers'. This segmentation allows the system to match users with specific reviewer clusters that are most relevant to their needs, thereby improving feedback reliability while maintaining quantity through comprehensive clustering.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies local quality by tailoring feedback presentation to individual user characteristics. Each user is assigned a profile with attributes (expertise level, purchasing behavior, preference patterns), and the system retrieves reviews from specific clusters that match the user's local characteristics. This ensures that feedback quality is optimized for each individual user rather than applying a uniform approach to all users.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If all reviewers are treated equally irrespective of expertise or co-affinity with user profile, then the ease of operation is improved, but the user experience and relevance alignment deteriorate

Engineering Contradiction:
Improveease of operationVSAvoiduser experience quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent performs preliminary action by pre-clustering content providers into attribute-based groups before the user submits a search query. The system pre-processes reviewer attributes (expertise, rating history, verification status) and organizes them into clusters in advance. When a user searches, the system simply needs to match the user profile to the pre-formed clusters, eliminating the need for real-time complex matching operations and maintaining ease of operation while significantly improving relevance.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary mechanism in the form of user profiles and cluster matching algorithms. The user profile acts as an intermediary that captures user characteristics and preferences, while the cluster matching algorithm serves as an intermediary process that bridges users and reviewers. This intermediary layer automates the matching process, making it easy to operate while ensuring high relevance alignment between users and appropriate reviewers.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If feedback is retrieved without correlating user characteristics with reviewer attributes, then the device complexity is reduced, but the measurement precision of relevance deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidrelevance measurement precision
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent applies parameter changes by transforming the retrieval process from a simple query-based approach to an attribute-matching approach. Instead of retrieving all reviews and filtering manually, the system changes the parameters of review retrieval by using user profile attributes (expertise level, purchasing behavior, preference patterns) as selection criteria. This automatically adjusts which reviewers are considered most relevant, significantly improving measurement precision while the automated parameter-based filtering keeps device complexity manageable.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12488054B2Content search based on correlating a user propensity with propensity of content providers
Publication Date: 2025.12.02 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US12488054B2 patent drawing
  • US12488054B2 patent drawing
  • US12488054B2 patent drawing

AI summary

Content providers are clustered based on attributes of the content providers to produce a plurality of clusters each having content providers with aligned attributes. A correlation between a user providing a search query and the clusters is determined based on attributes of the user relative to attributes of the clusters. A cluster from among the plurality of clusters is determined based on the correlation. Content satisfying the search query is retrieved from the content providers of the determined cluster.