Face Authentication With Cumulative Smile Ranking in Facilities

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Solution Overview

Problem

Existing face authentication systems in amusement facilities only determine smile degree at the final location, limiting their ability to enhance user experience and engagement, and there is a need to address this by enhancing user engagement and interaction.

Innovation Solution

A system that calculates a cumulative smile degree by accumulating smile degrees from multiple locations within a facility and compares it with other users, enhancing user engagement and interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If face authentication is performed only at the final location in the amusement facility, then the system complexity is reduced, but the user engagement and attractiveness of the facility deteriorates

Engineering Contradiction:
Improvesystem complexityVSAvoiduser engagement
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The amusement facility is divided into multiple locations with authentication terminals distributed throughout. Face authentication and smile degree calculation are performed at each location segment independently, then results are accumulated to form a comprehensive evaluation. This segmentation allows enhanced user engagement without overwhelming system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from single-point authentication to multi-dimensional tracking by accumulating smile degrees across multiple locations and time points. This adds temporal and spatial dimensions to the authentication process, creating a cumulative smile degree that reflects overall user experience rather than a single moment.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If smile degree is calculated at multiple locations and accumulated, then user engagement and facility attractiveness are improved, but the data processing complexity and computational load increase

Engineering Contradiction:
Improveuser engagementVSAvoiddata processing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system performs preliminary calculation of smile degrees at each authentication terminal location as face authentication occurs. These preliminary results are then accumulated by the management server to generate the cumulative smile degree ranking, distributing computational workload and avoiding centralized processing bottlenecks.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides continuous feedback to users through cumulative smile degree rankings displayed at authentication terminals. This feedback mechanism engages users by showing their relative performance in real-time, encouraging them to maintain or improve their smile degree throughout their facility experience.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If cumulative smile degree ranking is implemented across multiple users, then user interaction and competition are enhanced, but the privacy concerns and data security requirements increase

Engineering Contradiction:
Improveuser interactionVSAvoidprivacy concerns
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system uses face information solely for authentication purposes to identify users and does not store or process actual facial images. Only authenticated users receive cumulative smile degree rankings, creating a copy-based identification system that protects privacy while enabling user interaction and competition.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20260080042A1Information processing apparatus, authentication system, authentication method, and non-transitory computer readable medium
Publication Date: 2026.03.19 NEC CORP
  • US20260080042A1 patent drawing
  • US20260080042A1 patent drawing
  • US20260080042A1 patent drawing

AI summary

An information processing apparatus, an authentication system, an authentication method, and a non-transitory computer readable medium are provided. An information processing apparatus includes: an authentication unit configured to control face authentication by comparing face information for authentication of a user acquired in each of a plurality of locations in a facility with face information for registration registered in advance; a smile degree calculation unit configured to calculate a smile degree of the user from the face information for authentication; a generation unit configured to accumulate the smile degrees of the user calculated from the face information for authentication acquired in the plurality of respective locations in the facility to generate a cumulative smile degree; and an output control unit configured to control output of a result of comparing the cumulative smile degree of the user and that of another user.