Biometric Video Reliability Feedback Loop

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Solution Overview

Problem

Existing medical service systems that rely on video images for diagnosis do not adequately consider the reliability of biometric information, leading to potential misdiagnosis due to low reliability, which can degrade the quality of medical services.

Innovation Solution

An information processing system that acquires video data, calculates the reliability of biometric information, and outputs instruction information to the patient to adjust their state for improved measurement reliability, including guidance on movement, lighting, and focus to enhance data accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If biometric information is measured from video images without considering reliability, then the medical service system operates simply, but the reliability of diagnosis deteriorates due to low reliability of biometric information

Engineering Contradiction:
Improvereliability of biometric informationVSAvoidcomplexity of medical service system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system calculates reliability of biometric information and provides feedback to the subject through instruction information. When reliability is low, the system instructs the subject to adjust their state (e.g., remain still, adjust lighting), creating a feedback loop that continuously improves measurement reliability without requiring complex manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The subject is empowered to self-correct measurement issues by receiving automated instructions based on reliability calculations. Instead of requiring complex medical staff intervention, the system enables the subject to autonomously adjust their state to improve biometric information quality.

Inventive Principle:
Principle #25Self-service

2Measurement precision

If the system provides detailed instruction information to improve measurement reliability, then the quality of medical service improves, but the complexity of information processing increases

Engineering Contradiction:
Improveaccuracy of biometric informationVSAvoidcomplexity of information processing system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system dynamically adjusts measurement parameters and instruction content based on calculated reliability values. By changing instructional parameters according to real-time reliability assessment, the system optimizes measurement precision without requiring a completely complex information processing architecture.

Inventive Principle:
Principle #35Parameter changes

3Measurement precision

If the system calculates reliability and provides instructions during measurement, then the accuracy of biometric information improves, but the time required for measurement increases

Engineering Contradiction:
Improveaccuracy of biometric informationVSAvoidtime for medical examination
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary reliability calculations and provides instructions before final measurement completion. By anticipating and addressing potential measurement issues in advance through automated instructions, the system prevents re-measurements and reduces overall examination time while maintaining high accuracy.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240346853A1Information processing system, information processing apparatus, information processing method, and non-transitory computer readable medium storing program
Publication Date: 2024.10.17 NEC CORP
  • US20240346853A1 patent drawing
  • US20240346853A1 patent drawing
  • US20240346853A1 patent drawing

AI summary

An information processing system (100) according to the present disclosure includes acquisition means (101) for acquiring video data including a subject, calculation means (102) for calculating reliability of biometric information of the subject measured from the video data, and instruction means (103) for outputting, to the subject, instruction information for adjusting a state of the subject based on the calculated reliability. The information processing system (100) may further include shooting means for shooting the subject and thereby generating the video data, and zoom control means for controlling a zoom of the shooting means, in which the instruction means (103) changes the instruction information according to a zoom state of the shooting means.