Lost Item Matching Engine Using Image Metadata Reconciliation

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Solution Overview

Problem

The air transport industry faces significant challenges in efficiently reuniting lost property with passengers due to unclear ownership processes, lack of a global database for found items, and inefficient manual handling, leading to increased liability, staff workload, and negative passenger experience.

Innovation Solution

A method and system that utilizes image recognition to generate metadata from photographs of lost items, integrates a shared database for multiple stakeholders, and employs an automated matching engine to facilitate efficient item reconciliation, enabling self-service portals for passengers and stakeholders, and automates the repatriation process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling and storage of lost items is used, then operational costs and staff workload are high, but automation and efficiency are low

Engineering Contradiction:
ImproveefficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system enables self-service through automated image recognition and matching engines that independently process lost and found items without manual intervention. The automated matching engine compares item characteristics and autonomously identifies potential matches, eliminating the need for staff to manually handle and match items.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical handling with automated digital systems. Image recognition technology automatically extracts characteristics from photographs, and software-based matching engines replace manual comparison processes, substituting mechanical human labor with automated computational systems.

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

2Measurement precision

If a global database for found items is implemented, then item matching accuracy improves, but data integration complexity increases

Engineering Contradiction:
Improvematching accuracyVSAvoiddata integration complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system standardizes data collection by using uniform image characteristics and structured metadata fields across all items in the global database. This homogenization of data formats and structures simplifies integration while maintaining high matching accuracy through consistent comparison criteria.

Inventive Principle:
Principle #33Homogeneity

Solution Approach 2:

The global database is designed as a universal platform that can store and process various types of items using a common structure. The system handles different item categories (electronics, clothing, accessories) through a unified approach, allowing multiple stakeholders to access and contribute data through the same interface.

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

3Productivity

If automated matching engine is used, then repatriation rate increases, but processing complexity increases

Engineering Contradiction:
Improverepatriation rateVSAvoidprocessing complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The automated matching process is divided into distinct segments: image characteristic extraction, metadata generation, similarity comparison, and match verification. This segmentation allows each component to be independently optimized and managed, reducing overall processing complexity while maintaining high repatriation rates.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary verification step where potential matches are flagged for manual confirmation before final repatriation. This intermediary layer balances automation efficiency with accuracy, allowing the automated engine to handle most cases while human operators verify uncertain matches.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Speed

If image recognition technology is deployed, then item identification speed improves, but technological complexity increases

Engineering Contradiction:
Improveidentification speedVSAvoidtechnological complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by automatically generating metadata and extracting characteristics from item images at the time of intake. This preliminary processing prepares data for rapid matching later, achieving fast identification speed without requiring complex real-time analysis during the matching phase.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates digital copies of item characteristics through image recognition and metadata extraction. Instead of physically examining items during matching, the system compares digital representations (images and extracted features), dramatically speeding up identification while reducing the need for complex physical handling procedures.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12505643B2Method and system for managing lost items
Publication Date: 2025.12.23 SITA INFORMATION NETWORKING COMPUTING UK LTD
  • US12505643B2 patent drawing
  • US12505643B2 patent drawing
  • US12505643B2 patent drawing

AI summary

A system and method for managing lost items is described. The system comprises an application that receives information associated with one or more found items, which includes an image of each found item, and item-related information associated with a lost item. An image processing module identifies metadata associated with each found item based on the image of each found item and the received information associated with each found item. A matching engine determines a score for each found item based on a comparison between the item-related information for the lost item and the metadata associated with each found item.