Multi-User Conversation Assistant for Context-Aware Entity Resolution

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Solution Overview

Problem

Existing assistant systems face challenges in accurately resolving entities in multi-user conversation threads and effectively responding to follow-up user inputs, particularly in personalized and context-aware manners, due to limitations in leveraging user profile data and dialog states.

Innovation Solution

The assistant system employs natural-language understanding and semantic information aggregation to analyze user inputs, resolve entities based on dialog states, task states, and user profiles, and continuously monitors conversation threads to generate context-aware responses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the assistant system monitors and analyzes all user inputs in multi-user conversation threads using natural-language understanding, then the accuracy of entity resolution and context-aware responses is improved, but the computational complexity and processing time increase

Engineering Contradiction:
Improveentity resolution accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The assistant system is divided into specialized modules including entity resolution module, natural-language understanding module, dialog state tracker, and semantic information aggregator. Each module handles specific aspects of conversation analysis independently, improving entity resolution accuracy while distributing computational complexity across modular components rather than a monolithic system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A dialog state tracker serves as an intermediary component that aggregates semantic information from multiple user inputs and maintains conversation context. This mediator processes and structures information before passing it to the response generation system, reducing the direct computational burden on the natural-language understanding module while maintaining high entity resolution accuracy.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the assistant system leverages user profile data and dialog states for personalized responses, then the personalization and user experience are improved, but the data processing requirements and system resource consumption increase

Engineering Contradiction:
Improvepersonalization capabilityVSAvoidcomputational resource consumption
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

User profile data and dialog states are pre-processed and stored in structured formats before being needed for response generation. The system maintains pre-computed user preferences, conversation history, and contextual information that can be quickly retrieved and applied during interactions, reducing real-time computational resource consumption while enabling personalized responses.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the assistant system continuously monitors conversation threads to provide context-aware assistance, then the responsiveness and user engagement are improved, but the processing load and response time may worsen

Engineering Contradiction:
Improveresponse efficiencyVSAvoidprocessing delay
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The assistant system employs event-driven monitoring that periodically activates based on specific triggers such as user mentions, direct questions, or contextual keywords in the conversation thread. Instead of continuously analyzing all conversation data, the system selectively processes relevant inputs, improving response efficiency while reducing processing delays through targeted periodic analysis rather than constant monitoring.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS10958599B1Assisting multiple users in a multi-user conversation thread
Publication Date: 2021.03.23 META PLATFORMS INC
  • US10958599B1 patent drawing
  • US10958599B1 patent drawing
  • US10958599B1 patent drawing

AI summary

In one embodiment, a method includes receiving an instruction to add an assistant xbot as a participant in a conversation thread from a first user of a plurality of users participating in the conversation thread, monitoring the conversation thread including user inputs by one or more users of the plurality of users via the assistant xbot, analyzing the user inputs to identify intents based on a natural-language understanding module, sending instructions for prompting one or more users of the plurality of users to provide information for completing tasks associated with the intents via the assistant xbot within the conversation thread, executing the tasks based on the information provided by one or more agents, and sending instructions for presenting information associated with one or more of the executed tasks via the assistant xbot within the conversation thread.