Personalized Chat Summarization Using User Profiles

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Solution Overview

Problem

The rapid growth of social group chat usage has made it difficult for users to catch up on missed content, especially after logging off, as traditional summarization algorithms ignore personal context and individual preferences.

Innovation Solution

A personalized chat summarization system that generates a summary of missed group chat messages based on user interests, social network, and message relevance, using a user profile system to prioritize messages by topic, directed actions, and social network proximity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional summarization algorithms are used, then the summarization process is simple, but the summary does not consider personal context and individual preferences

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary action by pre-building user profiles that capture individual preferences, topics of interest, and social network relationships before summarization is needed. This allows the summarization algorithm to leverage pre-computed personalization data without adding complex real-time analysis during the summarization process itself.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces user profiles as an intermediary data structure that mediates between the raw chat messages and the final summary. The user profile contains extracted features (topics, social network, preferences) that serve as intermediaries to guide the summarization process, enabling personalization without requiring the summarization algorithm itself to be overly complex.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of time

If all missed messages are presented to the user, then the user receives complete information, but the user cannot quickly catch up on discussions

Engineering Contradiction:
Improvetime to catch upVSAvoidinformation completeness
Core Design Contradiction:
Loss of timeVSLoss of information

Solution Approach 1:

The system applies local quality by customizing the summary content according to each user's specific interests and preferences. Instead of uniformly presenting all messages, the system locally adapts the summary to highlight messages relevant to that particular user's topics of interest and social network, thereby reducing time to catch up while maintaining information relevance.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments the missed messages into distinct categories based on user profiles, such as messages related to topics of interest, messages from specific social network contacts, and other messages. This segmentation allows the system to present a prioritized summary that addresses the most important information first, enabling users to quickly catch up on discussions without being overwhelmed by all messages equally.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If messages are prioritized based on user interests and social network, then the summary becomes more relevant, but the system complexity increases

Engineering Contradiction:
Improveuser engagementVSAvoidprocessing complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary action by pre-extracting and storing user preference data, topics of interest, and social network relationships in user profiles before the summarization process. This pre-computation simplifies the actual summarization process, as the system only needs to match messages against the pre-existing user profile features rather than performing complex real-time analysis, thereby maintaining ease of operation while managing processing complexity.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10574613B2Context-based personalized summarization of missed messages
Publication Date: 2020.02.25 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US10574613B2 patent drawing
  • US10574613B2 patent drawing
  • US10574613B2 patent drawing

AI summary

A method, computer system, and a computer program product for generating a chat summary personalized to a user is provided. The present invention may include receiving a plurality of input interactions associated with the user. The present invention may include determining a user profile based on the received plurality of input interactions, whereby the determined user profile includes a plurality of topics of interest. The present invention may include receiving a plurality of missed messages. The present invention may include determining a plurality of message clusters from the plurality of missed messages, whereby a topic is associated with each message cluster. The present invention may include ranking the determined plurality of message clusters based on comparing the topic associated with each message cluster to the plurality of topics of interest. The present invention may include presenting the ranked plurality of message clusters to the user.