Tamper-Proof Shelf Audit via Embedded Image Metadata
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Solution Overview
Problem
Fast Moving Consumer Goods (FMCG) companies face challenges in monitoring and auditing retailer-provided shelf space for display posters and product samples due to manual auditing methods, which are prone to tampering and misinformation, affecting payment decisions.
Innovation Solution
A method using a device with a computer, camera, and GPS receiver to authenticate and capture images of displays, embedding audit information within the images, encrypting them, and sending them to a remote computer for compliance checks, reducing data tampering and eliminating the need for third-party auditors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual auditing by third parties is used, then audit coverage can be achieved, but data tampering and misinformation occur leading to reduced reliability
Solution Approach 1:
The patent replaces the manual mechanical auditing process with an automated electronic system. Auditors use mobile devices with cameras to capture images, GPS to record locations, and embedded software to automatically embed audit information within images. This substitution eliminates manual data handling that leads to tampering and misinformation, directly improving audit data reliability while increasing automation.
Solution Approach 2:
The auditing system performs self-verification through automated processes. The device automatically authenticates the auditor, captures location data via GPS, records timestamp, and embeds all audit information within the captured images without requiring manual intervention. This self-service approach reduces human error and tampering, enhancing reliability while maintaining high automation.
2Productivity
If manual auditing processes are used, then audit functionality is provided, but time-consuming paper-based or electronic questionnaire completion is required
Solution Approach 1:
The patent replaces time-consuming manual questionnaire completion with automated image-based auditing. The system captures images of displays, automatically extracts audit information, and processes compliance checks electronically. This substitution eliminates the need for auditors to manually fill out paper or electronic questionnaires, significantly improving productivity while reducing the time required for each audit.
Solution Approach 2:
The system performs preliminary actions by pre-configuring audit parameters, display specifications, and compliance criteria within the mobile device software. During the audit, the device automatically compares captured images against these pre-set standards and generates compliance reports. This preliminary preparation eliminates the need for time-consuming manual analysis during the audit process, enhancing efficiency.
3Reliability
If third party auditors are used, then audit coverage is achieved, but tampering with audit data prior to transmission occurs
Solution Approach 1:
The patent embeds audit information (metadata, timestamp, location data, auditor identification) directly within the captured images, creating a nested structure where data is contained within the image itself. This nesting ensures that audit data travels with the image throughout the transmission process, making it difficult to separate or tamper with the data independently, thereby maintaining data integrity without requiring complex external verification systems.
Solution Approach 2:
The system replaces manual data handling and transmission processes with automated electronic encryption and secure transmission protocols. Audit data is automatically encrypted on the device before transmission and decrypted only by authorized systems. This substitution eliminates opportunities for manual tampering during data handling while managing system complexity through integrated software solutions.
4Reliability
If automated image capture and embedding is implemented, then tamper-proof auditing is achieved, but device complexity increases
Solution Approach 1:
The patent implements a multi-functional mobile device that combines camera capture, GPS location tracking, timestamp recording, audio recording, image processing, data embedding, encryption, and secure transmission capabilities in a single device. This universality allows the system to achieve tamper-proof auditing through multiple functions working together while avoiding the need for multiple separate devices or complex external equipment, thereby managing device complexity.
Solution Approach 2:
The system merges multiple audit functions (image capture, data collection, encryption, and transmission) into a single integrated workflow. The mobile device combines camera, GPS receiver, microphone, processor, and communication modules into one unified system that automatically performs all audit tasks sequentially. This merging achieves comprehensive tamper-proof auditing while simplifying the overall system architecture by consolidating functions.
Data Source
AI summary
Auditing shelf space of an outlet of a retailer using a device comprising: a computer, a camera, a global positioning system receiver and a repository. The device is authenticated using the time and date of the audit, and a location of the audit at the outlet of the retailer. Once the device is authenticated, images of displays within the outlet and audit information relating to the display and the outlet of the retailer are captured and audit information is embedded into the captured image. The captured image is encrypted and sent to a remote computer of a checker company for a compliance check.