Automated Response System Using Dual Belief State Models

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Solution Overview

Problem

Existing support systems struggle to efficiently and accurately respond to user inputs, leading to user frustration and unresolved issues due to the limitations of current automated response systems.

Innovation Solution

A method that utilizes a combination of a previously trained learning model and a reinforcement learning model to determine belief states and generate responses to user inputs, allowing for dynamic adjustment and improved accuracy in responding to user queries.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single learning model is used for automated response, then the system is simpler to implement, but the accuracy and adaptability of responses deteriorate

Engineering Contradiction:
Improvesystem complexityVSAvoidresponse accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system divides the belief state determination into two separate models: a previously trained learning model for initial belief state determination and a reinforcement learning model for updated belief state determination. This segmentation allows each model to specialize in specific aspects of response accuracy while maintaining manageable system complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system merges the outputs of two different learning models (previously trained model and reinforcement learning model) to determine the final belief state. This combination leverages the strengths of both models to achieve higher response accuracy than either model could achieve alone

Inventive Principle:
Principle #5Merging (Combining)

2Ease of manufacture

If traditional automated response systems are used, then implementation is straightforward, but user satisfaction and issue resolution effectiveness deteriorate

Engineering Contradiction:
Improveimplementation easeVSAvoidissue resolution effectiveness
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The reinforcement learning model receives reward information based on the quality and outcome of responses, creating a feedback loop that continuously improves the system's ability to resolve issues effectively. This feedback mechanism enhances reliability while maintaining a structured implementation approach

Inventive Principle:
Principle #23Feedback

3Stability of the object's composition

If a static response system is used, then the system is more stable and predictable, but the ability to adapt to different user inputs and domains deteriorates

Engineering Contradiction:
Improvesystem stabilityVSAvoiddomain adaptability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The system transitions from static response generation to dynamic belief state determination by incorporating reinforcement learning that adapts to different domains and user inputs. The belief state is dynamically updated based on current domain identification and reward feedback, enabling the system to adapt while maintaining stability through structured model architecture

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12206629B2Method and system to automatically respond to a user input
Publication Date: 2025.01.21 DELL PROD LP
  • US12206629B2 patent drawing
  • US12206629B2 patent drawing
  • US12206629B2 patent drawing

AI summary

A method for automatically responding to a user input includes receiving the user input. The method also includes identifying a current domain associated with the user input. Further, the method includes determining, using a previously trained learning model, a first belief state, where the first belief state is based on the current domain. In addition, the method includes determining, using a reinforcement learning model, a second belief state, where the second belief state is based on the current domain and a reward information. Moreover, the method includes determining an action based on the user input and one selected from the group consisting of the first belief state and the second belief state. Also, the method includes generating a response based on the action and presenting the response to a user.