Certificate Recognition System Using Face Matching and Distributed Ledger
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Solution Overview
Problem
Existing certificate verification systems cannot reliably determine if a certificate with a photograph belongs to the user, as they fail to distinguish between authentic and counterfeit certificates, and do not verify the ownership of the certificate.
Innovation Solution
A system that acquires and validates images of a certificate and the user's face, using image analysis to match the user's face with the photograph on the certificate, and records the verification result in a distributed ledger to prevent manipulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a certificate verification system uses only password input and certificate image acquisition, then the system is simple to operate, but it cannot reliably verify if the certificate belongs to the user or detect counterfeit certificates
Solution Approach 1:
The verification process is divided into distinct modules: a first acquisition unit that captures the certificate image, a first judgment unit that validates certificate format and authenticity, a second acquisition unit that captures the user and certificate together, and a second judgment unit that performs face recognition. This segmentation allows each module to specialize in one aspect of verification, improving overall reliability while keeping individual components manageable in complexity
Solution Approach 2:
The patent introduces an intermediary face recognition system that acts as a mediator between the certificate image and the user's current appearance. The face recognition technology serves as an independent verification layer that objectively compares the photograph on the certificate with the user's current face, providing reliable authentication without requiring complex manual verification procedures
2Measurement precision
If the system acquires and analyzes multiple images with face recognition, then the verification accuracy improves, but the processing time and operational complexity increase
Solution Approach 1:
The first acquisition unit captures and validates the certificate image before the second image is acquired. The first judgment unit performs preliminary validation of the certificate's format, security features, and photograph quality. This preliminary action ensures that only valid certificates proceed to the face recognition stage, reducing unnecessary processing time for invalid certificates and improving overall verification efficiency
Data Source
AI summary
A system, a method, and a program that easily verify that a certificate with a photograph belongs to a user. The system that verifies that a certificate 1 with a photograph belongs to a user acquires a first image containing the certificate with the photograph of a user, judges the validity of the first image, acquires a second image containing the user and the certificate with a photograph that corresponds to the first image that has validity, judges if the user's face and the photograph of the certificate in the second image match, and certifies that the certificate with a photograph belongs to the user if the face and the photograph of the certificate match.


