Context-Aware Recommendation System Using Interest Segmentation

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Solution Overview

Problem

Conventional recommendation systems fail to distinguish between abstract and social interests of users, leading to content recommendations that may be inappropriate from a social perspective or context-dependent, resulting in content being recommended at one time but not another.

Innovation Solution

A recommendation pipeline that includes a crawling module to collect user data, an interest detection module to distinguish between abstract and social interests, a recommendation module to generate context-based recommendations, and a visualization module to present personalized content based on active personas, adapting content visibility and interests according to user context and preferences.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional recommendation systems recommend content based on user preferences and past activity, then content relevance from user perspective is improved, but social appropriateness deteriorates

Engineering Contradiction:
Improvecontent relevanceVSAvoidsocial appropriateness
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The patent segments user interests into two distinct categories: abstract interests (personal preferences for content types, genres, and topics) and social interests (preferences related to social groups and contexts). This segmentation allows the recommendation system to separately analyze and weigh these different dimensions, preventing content that satisfies abstract interests but violates social appropriateness from being recommended. The system evaluates both dimensions independently before making recommendations.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If conventional recommendation systems recommend content based on social relevance, then social appropriateness is improved, but content type suitability deteriorates

Engineering Contradiction:
Improvesocial appropriatenessVSAvoidcontent type suitability
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The system segments social interests from abstract interests, allowing it to evaluate content against both dimensions. When evaluating a content item, the system checks both the abstract interest match (content type suitability) and the social interest match (social appropriateness). Only content that satisfies both segmented criteria is recommended, preventing content that is socially relevant but type-inappropriate from being suggested.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If conventional recommendation systems provide static content recommendations, then system simplicity is maintained, but contextual adaptability deteriorates

Engineering Contradiction:
Improvesystem simplicityVSAvoidcontextual adaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent introduces dynamic contextual awareness into the recommendation system by detecting the user's current context (such as location, time, and social surroundings) and adapting recommendations accordingly. The system transitions from static, pre-determined recommendations to dynamic, context-sensitive recommendations. This allows the same user to receive different recommendations at different times based on their current social context, enhancing adaptability while maintaining a relatively simple system architecture through automated context detection.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11423490B2Socially and contextually appropriate recommendation systems
Publication Date: 2022.08.23 INTEL CORP
  • US11423490B2 patent drawing
  • US11423490B2 patent drawing
  • US11423490B2 patent drawing

AI summary

Systems and methods may provide for conducting an interest analysis of data associated with a user, wherein the interest analysis distinguishes between abstract interests and social interests. Additionally, one or more recommendations may be generated for the user based on the interest analysis and a current context of the user, wherein the one or more recommendations may be presented to the user. In one example, the abstract interests identify types of topics and types of objects, and the social interests identify types of social groups.