LLM Flyer QA for Text-Image and Item Association Errors

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Solution Overview

Problem

Existing online flyers are prone to errors such as inaccurate item associations, inconsistencies between text and images, and missed promotions, leading to technical issues in their implementation and dissemination.

Innovation Solution

An online system employs a large language machine-learning model (LLM) to perform flyer quality assurance (QA) monitoring by generating prompts to verify flyer accuracy, identifying errors, and implementing remedial measures to correct them before presentation to users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated flyer generation is used, then productivity is improved, but reliability deteriorates due to errors in item associations and text-image inconsistencies

Engineering Contradiction:
Improveflyer generation efficiencyVSAvoidflyer accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system implements a feedback mechanism where the LLM analyzes generated flyers and identifies errors such as incorrect item associations and text-image inconsistencies. This feedback loop allows the system to detect and correct errors automatically, thereby maintaining high reliability while preserving the productivity benefits of automated generation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary LLM component that acts as a mediator between the automated flyer generation process and the final output. This intermediary analyzes the generated content for errors and provides corrections, enabling the system to maintain both high productivity and reliability by decoupling the generation speed from the quality assurance process.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If manual flyer review is performed, then reliability is improved, but productivity deteriorates due to time-consuming error checking

Engineering Contradiction:
Improveflyer accuracyVSAvoidflyer dissemination speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent replaces the mechanical manual review process with an automated LLM-based inspection system. The LLM can analyze flyers at machine speed, identifying errors such as incorrect item associations and text-image inconsistencies without the time constraints of human reviewers. This substitution maintains high reliability while preserving rapid flyer dissemination.

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

3Reliability

If comprehensive error checking is implemented, then reliability is improved, but device complexity increases due to additional monitoring systems

Engineering Contradiction:
Improveflyer accuracyVSAvoidQA monitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a universal LLM that performs multiple functions: generating flyer content, analyzing errors, and suggesting corrections. This multi-functional approach allows comprehensive error checking to be implemented without proportionally increasing system complexity, as the same LLM infrastructure serves multiple purposes in the flyer creation and validation pipeline.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260065326A1Using large language machine-learning model for checking flyer quality assurance
Publication Date: 2026.03.05 MAPLEBEAR INC
  • US20260065326A1 patent drawing
  • US20260065326A1 patent drawing
  • US20260065326A1 patent drawing

AI summary

An online system performs flyer quality assurance monitoring to identify and remedy errors in flyers. The online system generates a prompt for a large language machine-learning model (LLM) to verify the flyer's accuracy. The prompt includes a portion of the flyer and a query to identify errors in that portion. The online system provides the prompt to a model serving system for execution by the LLM. The online system receives, from the model serving system, a response indicating error(s) identified in the portion of the flyer. Responsive to receiving identifying the errors, the online system performs remedial measure(s) to correct the identified error(s). Remedial measures may include correcting associations to items in an item catalog, modifying textual information or image data in the flyer, etc. The online system transmits the corrected flyer to client device(s) for presentation to user(s) of the online system.