AI Dialog Engine Adapting Response Verbosity to Customer Urgency

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Solution Overview

Problem

Existing voice-recognition platforms in restaurants are inefficient as they do not adapt to customers' urgency or comfort levels, leading to frustrating experiences, especially when customers are in a hurry or unfamiliar with the menu.

Innovation Solution

A server-based system using reinforcement learning to determine customer intent and adapt responses, adjusting verbosity and upselling strategies based on individual customer models, urgency, and comfort levels, ensuring a natural and efficient ordering process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the voice-recognition platform asks the customer to confirm each selection before advancing, then the accuracy of order taking is improved, but the time required to complete the order increases and customer frustration increases

Engineering Contradiction:
Improveorder accuracyVSAvoidorder completion time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by pre-fetching and pre-displaying menu categories and items before the customer actually requests them. The AI engine anticipates the customer's needs and prepares the interface in advance, reducing waiting time while maintaining accurate order capture through intelligent prediction of customer intent.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The confirmation process is made dynamic rather than static. The AI engine adapts the level of confirmation required based on the customer's behavior, urgency signals, and conversation flow. For routine items or clear selections, the system reduces redundant confirmations, while maintaining accuracy for ambiguous or complex orders through targeted verification.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the voice-recognition platform converses with the customer at a fixed pace, then the system structure is simple, but the adaptability to customer urgency and comfort levels deteriorates

Engineering Contradiction:
Improvesystem structureVSAvoidcustomer pace adaptation
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The conversation pace is made dynamic through continuous monitoring of customer response times, utterance complexity, and explicit urgency indicators. The AI engine adjusts its response speed and information delivery rate in real-time, slowing down for customers who need more time to process information and speeding up for those who demonstrate urgency or familiarity with the ordering process.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback loops where customer responses are continuously analyzed to adjust the conversation pace. Metrics such as pause duration, question frequency, and correction requests provide feedback signals that the AI engine uses to adapt its timing and节奏, creating a self-regulating conversation flow that adapts to individual customer needs.

Inventive Principle:
Principle #23Feedback

3Quantity of substance

If the voice-recognition platform provides detailed menu information and upselling options, then the potential revenue increases, but the conversation length increases and customers in a hurry become more frustrated

Engineering Contradiction:
Improverevenue potentialVSAvoidconversation length
Core Design Contradiction:
Quantity of substanceVSDuration of action of moving object

Solution Approach 1:

The information and upselling opportunities are delivered with local quality rather than uniformly to all customers. The AI engine identifies and targets specific customers who show receptiveness to recommendations based on their ordering history, current order composition, and behavioral cues. Upselling information is selectively presented to relevant customers at appropriate moments in the conversation, reducing overall conversation length while maximizing revenue potential from willing customers.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system applies partial action by providing only the necessary level of menu information and upselling options for each specific situation. Rather than presenting all possible information uniformly, the AI engine delivers targeted information that matches the customer's demonstrated needs and interests, avoiding excessive information delivery that would prolong the conversation unnecessarily while still capturing revenue opportunities.

Inventive Principle:
Principle #16Partial or excessive action

4Reliability

If the voice-recognition platform requires customer confirmation for each item, then the reliability of order accuracy is improved, but the ease of operation deteriorates

Engineering Contradiction:
Improveorder accuracyVSAvoidordering simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary validation and prediction of customer intent before final confirmation is needed. By analyzing the customer's utterances in real-time and comparing them against the menu structure and typical ordering patterns, the AI engine pre-validates selections and only requests confirmation when ambiguity or potential errors are detected, maintaining reliability while reducing the number of required confirmations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The confirmation requirement is made dynamic rather than uniform. The system adapts the confirmation threshold based on the clarity of customer intent, the complexity of the selection, and the customer's track record with the system. Clear, unambiguous selections may require minimal or no confirmation, while ambiguous or complex selections trigger targeted verification, balancing reliability with ease of operation.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11514894B2Adaptively modifying dialog output by an artificial intelligence engine during a conversation with a customer based on changing the customer's negative emotional state to a positive one
Publication Date: 2022.11.29 CONVERSENOW AI
  • US11514894B2 patent drawing
  • US11514894B2 patent drawing
  • US11514894B2 patent drawing

AI summary

In some examples, a server may receive an utterance from a customer. The utterance may be included in a conversation between the artificial intelligence engine and the customer. The server may convert the utterance to text and determine a customer intent based on the text and a user history. The server may determine a user model of the customer based on the text and the customer intent. The server may update a conversation state associated with the conversation based on the customer intent and the user model. The server may determine a user state based on the user model and the conversation state. The server may select, using a reinforcement learning based module, a particular action from a set of actions, the particular action including a response and provide the response to the customer.