Damage Comparison Alerts for Chronologically Unnatural Differences
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Solution Overview
Problem
Existing damage inspection methods fail to adequately identify chronologically unnatural differences in damage assessments due to variations in inspection conditions, equipment, and imagery defects, leading to inaccurate damage analysis.
Innovation Solution
A damage information processing device and method that extracts and analyzes differences between damage information from multiple inspections, identifying first, second, and third category points to highlight unnatural differences, increase points, and unchanged areas, using a processor to output alert indications for user recognition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If damage information from multiple inspections is compared to determine damage increase, then damage assessment capability is improved, but chronologically unnatural differences are extracted leading to inaccurate analysis
Solution Approach 1:
The patent applies preliminary action by detecting and flagging chronologically unnatural differences before they affect the final damage assessment. The system proactively identifies inspection points where damage information contradicts chronological expectations (e.g., damage disappearance or reduction without repair), alerts users to these anomalies, and prevents them from being misinterpreted as actual damage changes. This preliminary detection mechanism ensures that only valid damage progression data is used in the final assessment.
2Productivity
If automatic damage extraction is performed to improve efficiency, then productivity is improved, but extraction deficiencies lead to unnatural difference detection
Solution Approach 1:
The patent implements feedback by creating a closed-loop system where extraction results are automatically validated against chronological consistency. When the automatic extraction process generates damage information, the system immediately checks for chronologically unnatural differences and feeds this validation information back to the user through alerts. This feedback mechanism allows users to review and correct extraction errors without manually reprocessing all data, maintaining high productivity while improving extraction accuracy through iterative correction.
3Measurement precision
If inspection conditions are standardized to reduce variability, then measurement precision is improved, but flexibility in adapting to different inspection scenarios is reduced
Solution Approach 1:
The patent applies local quality by allowing different inspection conditions to be applied to different inspection points or structures while maintaining chronological consistency validation locally at each point. The system does not enforce uniform inspection conditions across all scenarios; instead, it validates each inspection result against its own chronological context and flags only the specific points where unnatural changes occur. This localized validation approach maintains measurement precision without requiring rigid standardization of all inspection conditions.
Data Source
AI summary
Provided is a damage information processing device, a damage information processing method, and a program that offer ease with which a user can recognize a point that has a chronologically unnatural difference. A damage information processing device (10) includes a processor (20) and is configured to process information about damage to a structure. The processor (20) is configured to acquire information about damage to a structure. The information includes first damage information about a state at one point in time and second damage information about a state at a later point in time than the first damage information. The processor (20) is configured to extract difference information concerning the difference between the first damage information and the second damage information. The processor (20) is configured to detect, by searching through the difference information, a first category point where only the first damage information is involved or where the first damage information is greater than the second damage information. The processor (20) is configured to output, to a display device, an alert indication in connection with at least one of the first damage information or the second damage information to give an indication of the first category point.


