Display Device for Elongated Measurement Targets
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Solution Overview
Problem
Displaying elongated measurement targets like water conduits or tunnels makes it difficult to identify abnormal points, as it is challenging to visualize both the entire structure and the details of the abnormality simultaneously.
Innovation Solution
A display device and method that includes a global display unit for showing a point cloud image of the measurement target, a position designation unit for selecting a specific one-dimensional position, and a local display unit for generating and displaying detailed images based on the designated position, allowing users to view both the entire structure and specific details of the abnormal points.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Area of stationary object
If the entire elongated measurement target is displayed, then the overall structure is visible, but abnormal points become difficult to identify
Solution Approach 1:
The display is segmented into two distinct views: a global view showing the entire elongated measurement target and a local view showing detailed abnormal points. The global display unit presents the full structure while the local display unit magnifies specific regions of interest, allowing simultaneous visualization of both overall context and detailed abnormalities without compromising either view's quality
2Difficulty of detecting and measuring
If only details of abnormal points are displayed, then abnormal points are visible, but their position in the entire target is difficult to recognize
Solution Approach 1:
Position markers serve as intermediaries between the global and local views. These markers indicate the location of abnormal points within the overall structure, providing spatial context and enabling users to understand where detailed abnormalities are located within the complete measurement target without losing positional information
3Loss of information
If both entire structure and detailed abnormal points are displayed simultaneously, then both global and local information are available, but display complexity increases
Solution Approach 1:
The display system is divided into independent global and local display units, each optimized for its specific function. This segmentation allows the system to present both comprehensive overview and detailed information simultaneously while maintaining manageable complexity through functional separation and modular architecture
Data Source
AI summary
A display device and the like capable of displaying an entire measurement target and desired details are provided. A display device according to the present disclosure includes: a global display unit that displays a point cloud image generated using three-dimensional data including three-dimensional coordinate values of a measurement target; a position designation unit that designates a one-dimensional position in the three-dimensional data; and a local display unit that generates and displays a detailed image of the three-dimensional data based on the one-dimensional position designated by the position designation unit.


