Interactive Agent Response Timing for Natural Conversation Flow

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Solution Overview

Problem

Interactive agent systems provide unnatural responses by offering substantial replies to each user input, disrupting the natural flow of conversation, as they fail to wait for appropriate moments to respond, similar to human interactions, which often involve silence or simple interjections to indicate listening.

Innovation Solution

The system determines whether to provide a substantial reply based on conditions such as sufficient information being available in the input, the type of sentence, previous conversation context, and the presence of common-use phrases, using neural network learning to assess when to complete tasks or request additional information, thereby mimicking human conversation dynamics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the system provides a substantial reply to each user input sentence, then the system responds quickly and efficiently, but the conversation becomes unnatural and disrupts the natural flow like human interactions

Engineering Contradiction:
Improveresponse speedVSAvoidnaturalness of conversation
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system dynamically adjusts its response behavior based on conversation context. It transitions from a static rule of responding to every input to a dynamic approach where it selectively responds only when conditions are appropriate, mimicking natural human conversation patterns while maintaining efficiency.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent replaces the mechanical system of automatic response generation with an intelligent decision-making system that uses neural networks and multiple condition checks. Instead of mechanically responding to every input, the system intelligently evaluates whether a response is appropriate before generating one.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If the system waits for appropriate moments to provide substantial replies, then the conversation becomes more natural, but the system may delay responses or lose information

Engineering Contradiction:
Improvenaturalness of conversationVSAvoidresponse delay
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs preliminary analysis of the user input to determine if it contains sufficient information for a meaningful response. By checking conditions in advance (whether the sentence contains enough information, whether it's a question requiring answer, etc.), the system avoids unnecessary delays while ensuring natural conversation flow.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses feedback from analyzing conversation context and user input to make informed decisions about when to respond. The neural network evaluates multiple factors including previous conversation turns, sentence type, and information completeness to provide timely and appropriate responses.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If the system provides simple interjections to indicate listening, then the conversation flow is maintained, but the interaction lacks emotional depth and naturalness

Engineering Contradiction:
Improveconversation flowVSAvoidemotional authenticity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system applies different response qualities to different situations. For routine acknowledgments, it uses simple interjections to maintain flow. For emotionally significant or complex inputs, it generates more substantial and emotionally authentic responses. This local differentiation of response quality enhances both conversation flow and emotional authenticity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system changes the parameter of response depth based on conversation context. It adjusts between providing brief acknowledgments and substantial replies by evaluating factors such as sentence type, information completeness, and conversation state, thereby achieving natural emotional interaction.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11302332B2Method, computer device and computer readable recording medium for providing natural language conversation by timely providing substantial reply
Publication Date: 2022.04.12 DEEPBRAIN AI INC
  • US11302332B2 patent drawing
  • US11302332B2 patent drawing
  • US11302332B2 patent drawing

AI summary

A method for providing a natural language conversation, which is implemented by an interactive agent system, may include receiving a natural language input, determining a user intent based on the natural language input, and providing a natural language response corresponding to the natural language input, based on the natural language input and/or the determined user intent, which is associated with execution of a specific task, provision of specific information, and/or a simple statement. The provision of the natural language response includes determining whether a first condition is satisfied based on whether it is possible to obtain all sufficient information from the natural language input, without having to request additional information, and when the first condition is satisfied, determining whether a second condition is satisfied and providing a natural language response belonging to a category of substantial replies when the second condition is satisfied.