Facial Image Comparison for Document-Based Authentication

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Solution Overview

Problem

Existing user authentication systems rely on pre-stored user information, which can be insecure and inefficient, especially when users need to access systems without prior enrollment.

Innovation Solution

A method and system that perform authentication by capturing an image of a person's face alongside a document with their facial image, analyzing the images for a match, and granting authorization if they match, allowing for authentication without relying on pre-stored user data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If pre-stored user information is used for authentication, then authentication can be performed, but security is compromised and efficiency is reduced

Engineering Contradiction:
Improveauthentication securityVSAvoidauthentication efficiency
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by capturing and processing the user's facial image in real-time during the authentication process, rather than relying on pre-stored data. The facial recognition algorithm extracts key features and compares them against the identification document image, enabling secure authentication without requiring prior enrollment or storage of sensitive user information.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If pre-stored user biometric data is stored for authentication, then authentication speed is improved, but system security is reduced

Engineering Contradiction:
Improveauthentication speedVSAvoidsystem security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system uses a copy of the user's facial image that is captured in real-time during authentication, rather than storing and reusing pre-captured biometric data. The identification document contains a stored facial image, and the system compares this with a newly captured facial image, allowing authentication to proceed at high speed without compromising security through data storage.

Inventive Principle:
Principle #26Copying

3Reliability

If facial image comparison is performed in real-time without pre-stored data, then security is enhanced, but additional processing time is required

Engineering Contradiction:
Improveauthentication securityVSAvoidimage processing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system replaces traditional mechanical authentication methods (such as passwords or pre-stored biometric databases) with an optical-based facial recognition system. By using image capturing devices and automated facial recognition algorithms, the system performs real-time comparison between the user's live facial image and the identification document image, achieving both security and efficiency through automated optical processing.

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

Data Source

PatentUS11783017B2Authentication using facial image comparison
Publication Date: 2023.10.10 JUMIO CORP
  • US11783017B2 patent drawing
  • US11783017B2 patent drawing
  • US11783017B2 patent drawing

AI summary

Computer systems and methods are provided for transmitting authorization information to an image capturing device. A computing system receives, from an image capturing device, captured image data that includes a first facial image and an image of a document that includes a second facial image. The first facial image and the second facial image are included a single image frame. The captured image data is analyzed to determine a first portion of the captured image data that corresponds to the first facial image and a second portion of the captured image data that corresponds to the second facial image. The first portion of the captured image data is compared with the second portion of the captured image data. In accordance with a determination that the first facial image and the second facial image meet matching criteria, authorization information is transmitted to the image capturing device.