Self-Service Return Kiosk Using AI Image Analysis

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Solution Overview

Problem

The existing process of returning items in retail stores is inefficient and costly, requiring employee assistance and lacking security, as it does not effectively verify the authenticity and condition of returned products.

Innovation Solution

Implementing a self-return station that uses computer vision and AI to capture images of items, determine their condition, and perform machine learning operations to authenticate the returner and assess the item's damage, allowing or rejecting returns based on predefined thresholds, while also providing options for quarantining items and offering advertisements or replacements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If employee assistance is used for product returns, then customer service quality is improved, but labor costs and processing time increase

Engineering Contradiction:
Improvecustomer service qualityVSAvoidreturn processing efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system implements automated self-service return processing where customers independently complete return transactions through a kiosk interface. The machine learning model automatically evaluates item condition and determines return eligibility, eliminating the need for employee intervention while maintaining consistent policy application and reducing labor costs.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical system of human employee evaluation with an automated computer vision and machine learning system. Cameras capture images of returned items, and an AI model automatically assesses item condition, replacing the manual inspection and decision-making process with automated technological systems.

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

2Measurement precision

If manual inspection of returned items is performed, then accurate assessment of item condition is achieved, but processing time and labor costs increase

Engineering Contradiction:
Improveitem condition assessment accuracyVSAvoidreturn processing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system replaces manual visual inspection with automated computer vision technology. Multiple cameras capture images of the returned item from different angles, and a machine learning model automatically analyzes these images to assess item condition, determining whether the item meets return criteria without requiring employee time.

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

Solution Approach 2:

The system performs preliminary automated assessment of item condition immediately upon item presentation. The machine learning model pre-evaluates the item's condition before any human review, allowing for rapid automated decisions and reducing the need for time-consuming manual inspection in most cases.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If automated self-return system is implemented, then processing efficiency and security are improved, but system complexity increases

Engineering Contradiction:
Improvereturn processing efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system integrates multiple functions into a single automated kiosk platform: customer identification, item scanning, image capture, machine learning-based condition assessment, return eligibility determination, and refund processing. This multi-functional integration achieves high processing efficiency while consolidating complexity into a unified system rather than multiple separate systems.

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

Solution Approach 2:

The machine learning model serves as an intermediary between the automated image capture system and the return decision-making process. It translates visual data into actionable assessments of item condition, bridging the gap between raw camera data and business logic for return eligibility, thereby managing system complexity through modular architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Speed

If Quick Response codes are used for returns, then identification speed is improved, but employee dependency and costs remain

Engineering Contradiction:
Improveitem identification speedVSAvoidreturn process automation
Core Design Contradiction:
SpeedVSExtent of automation

Solution Approach 1:

The system enables complete self-service returns where customers scan their own purchase codes or provide item identifiers at the kiosk. The automated system then handles all subsequent processing including image capture, condition assessment, and refund issuance, eliminating employee dependency entirely while maintaining rapid item identification.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces the semi-automated QR code scanning process (which still requires employee operation) with a fully automated kiosk system. The customer interface automatically scans codes or processes item identifiers, and the machine learning system automatically evaluates items, substituting human operation with automated technological processes throughout the entire return workflow.

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

Data Source

PatentUS11157917B2Self-service product return using computer vision and artificial intelligence
Publication Date: 2021.10.26 SHOPPERTRAK RCT LLC
  • US11157917B2 patent drawing
  • US11157917B2 patent drawing
  • US11157917B2 patent drawing

AI summary

Systems and methods for returning an item. The methods comprise: performing operations by a self-return station to capture an image of a first item that an individual is trying to return to an entity; performing machine learning operations by the self-return station using the image to determine whether the first item is damaged and to determine a degree of item damage; allowing, by the self-return station, a return of the first item to the entity when the first item is not damaged or when the degree of item damage does not exceed a threshold value; and preventing, by the self-return station, the return of the first item to the entity when the first item is damaged and the degree of item damage exceeds the threshold value.