Automated Item Categorization Correction via Characteristic Analysis

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Solution Overview

Problem

Miscategorized items in online stores or databases lead to suboptimal search results and administrative inefficiencies, often requiring manual review, which is time-intensive and resource-intensive, especially for large catalogs.

Innovation Solution

An automated system determines miscategorization by comparing item characteristics to a representative set of characteristics from similar items, using machine learning to identify discrepancies and adjust categories, thereby eliminating the need for manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual review is used to identify and correct miscategorized items, then categorization accuracy can be verified, but the process becomes time-intensive and resource-intensive

Engineering Contradiction:
Improvecategorization accuracyVSAvoidtime-intensive manual review
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces the mechanical manual review process with an automated computer-based system that uses machine learning models and natural language processing to analyze item characteristics, descriptions, and categories. This substitution eliminates the need for human reviewers while maintaining or improving categorization accuracy through consistent algorithmic evaluation of item data.

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

Solution Approach 2:

The system enables self-service categorization correction by automatically detecting miscategorized items through analysis of item characteristics and generating corrected category assignments. The automated system serves itself by continuously learning from item data patterns and making categorization decisions without requiring external human intervention, thereby reducing time and resource consumption.

Inventive Principle:
Principle #25Self-service

2Reliability

If manual review is used to verify miscategorized items, then proper categorization can be ensured, but the process requires significant resources

Engineering Contradiction:
Improveproper categorizationVSAvoidresource-intensive process
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent substitutes manual human resources with an automated computing system that employs machine learning algorithms and natural language processing to perform categorization verification. This replacement maintains reliable categorization through consistent application of learned patterns while dramatically reducing the human resources required for the process.

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

Solution Approach 2:

The system changes the operational parameters from manual human review to automated computational analysis by adjusting thresholds, confidence levels, and model parameters. This allows the system to maintain high reliability in categorization decisions while operating with minimal human resources, as the automated system can process numerous items simultaneously without fatigue or additional cost.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If automated systems are implemented to correct categories, then productivity increases, but system complexity increases

Engineering Contradiction:
Improveefficient identification and correctionVSAvoidautomated system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements a universal automated system that performs multiple functions: analyzing item characteristics, processing natural language descriptions, evaluating category appropriateness, detecting miscategorizations, and generating corrected assignments. This multi-functional approach increases productivity by consolidating what would otherwise require multiple separate processes into a single integrated system, managing complexity through functional consolidation rather than proliferation.

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

Solution Approach 2:

The system introduces intermediary components such as machine learning models and natural language processing layers that mediate between raw item data and final categorization decisions. These intermediaries manage complexity by breaking down the automated correction process into manageable computational stages, allowing the system to achieve high productivity through structured intermediate processing steps.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12056214B1Systems for automatically correcting categories of items
Publication Date: 2024.08.06 AMAZON TECH INC
  • US12056214B1 patent drawing
  • US12056214B1 patent drawing
  • US12056214B1 patent drawing

AI summary

To determine whether an incorrect category has been associated with an item, the characteristics of the items that are associated with that category are used to determine a representative set of characteristics. If the characteristics of the item differ from the representative set, the item may be associated with a different category by determining a category of items having characteristics similar to those of the item. For an item with associated parent and child categories, the parent categories of other items having the same child category may be compared to the parent category of the item. If the parent categories differ, the item may be associated with a different category by determining a category of items having characteristics similar to those of the item.