Digital Twin Measure Verification for Real-World Movement Simulation

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Solution Overview

Problem

Conventional simulation techniques for measure verification rely on preset calculation formulas, limiting their ability to accurately reflect real-world conditions and resulting in ineffective measures when implemented.

Innovation Solution

A measure execution program that generates a digital twin of the real world, acquires and simulates person movement data with attribute information, and outputs verification results to improve accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional simulation techniques using preset calculation formulas are used, then the simulation process is simple and fast, but the accuracy of measure verification is low and cannot accurately reflect real-world conditions

Engineering Contradiction:
Improveaccuracy of measure verificationVSAvoidcomplexity of simulation system
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent creates a digital twin that copies the real world into a virtual space, replicating people, buildings, roads, and environmental conditions. This virtual copy allows simulations to accurately reflect real-world scenarios while maintaining computational efficiency, resolving the contradiction between accuracy and complexity.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system dynamically adjusts simulation parameters based on acquired information about people (attributes, movement patterns) and environmental conditions. By changing parameters such as population density, movement speed, and spatial distribution to match real-world data, the simulation achieves high accuracy without requiring overly complex fixed formulas.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If simulations are performed using preset calculation formulas, then the simulation process is straightforward, but it is challenging to assert that simulations accurately reflect the real world

Engineering Contradiction:
Improvereliability of simulation resultsVSAvoidease of performing simulations
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system acquires actual information about people and their movement patterns from the real world, then feeds this information back into the digital twin simulation. This feedback loop ensures that simulation results reliably reflect real-world conditions by continuously updating the virtual model with current data about population attributes, movement behaviors, and environmental factors.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

By creating a digital twin that copies real-world structures, people, and environmental conditions into a virtual space, the system enables reliable simulations that accurately represent reality. The copied data includes detailed information about buildings, roads, and people's attributes, allowing the simulation to mirror real-world dynamics faithfully.

Inventive Principle:
Principle #26Copying

3Productivity

If measures are developed based on simulation results from preset formulas, then the development process is efficient, but the measures may not achieve high effectiveness when implemented in the real world

Engineering Contradiction:
Improveefficiency of measure developmentVSAvoideffectiveness of implemented measures
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The digital twin copies the real world with high fidelity, including detailed information about people's attributes, movement patterns, and environmental conditions. This accurate copy allows measures to be tested and refined in the virtual environment before implementation, ensuring that the measures developed are both efficient and effective in the real world.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system performs preliminary simulations in the digital twin to test and refine measures before they are implemented in the real world. By conducting these preliminary actions in the virtual environment, the system identifies potential issues and optimizes measure effectiveness beforehand, ensuring successful implementation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP4657900A1Measure execution program, measure execution method, and information processing device
Publication Date: 2025.12.03 FUJITSU LTD
  • EP4657900A1 patent drawingFigure 1
  • EP4657900A1 patent drawingFigure 2
  • EP4657900A1 patent drawingFigure 3

AI summary

An information processing device (10) generates a digital twin that reproduces the real world in a virtual space and acquires information regarding a person present in a predetermined area of the real world. The information processing device (10) performs a simulation of the movement of the person in the generated digital twin using the acquired information regarding the person. The information processing device (10) generates information indicating a result of verification of a measure to be applied to the predetermined area based on the result of the performed simulation, and outputs the generated information indicating the verification result to a display screen.