Paper
6 May 2024 A new method for establishing ballistic range spatial benchmark system using total station
Yin Yunhua, Xie Bing, Fu Wei, Zheng Qian
Author Affiliations +
Proceedings Volume 13107, Fourth International Conference on Sensors and Information Technology (ICSI 2024); 1310721 (2024) https://doi.org/10.1117/12.3029151
Event: Fourth International Conference on Sensors and Information Technology (ICSI 2024), 2024, Xiamen, China
Abstract
Several measuring instruments, including CCD photography stations and velocity-coordinate measuring equipment, were arranged at various distances in the ballistic range. To ensure consistency and accuracy, the coordinates of each instrument need to be unified into the ballistic range coordinate system. This paper presents a new method that utilizes a high-precision total station for measuring and positioning, establishing a spatial benchmark system for the ballistic range. The three-dimensional coordinate values of all the equipment's datum points were obtained through the total station and the measuring equipment. The transformation matrix, derived from the coordinates of three non-collinear points in the calibration system, is used to convert between the two coordinate systems. The 3D coordinate transformation process is implemented using the Rodrigues matrix, resulting in direct calculation formulas for the seven parameters. The calibration bracket was used to calibrate all the measuring equipment in the ballistic range, ultimately leading to the establishment of a 1,000-meter benchmark system for light weapons. Experimental results indicate that the spatial benchmark system, based on the total station, effectively eliminates errors caused by human operation and achieves a spatial coordinate precision of less than 15mm. The method's simplicity and efficiency render it suitable for 3D coordinate transformation at any given angle.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Yin Yunhua, Xie Bing, Fu Wei, and Zheng Qian "A new method for establishing ballistic range spatial benchmark system using total station", Proc. SPIE 13107, Fourth International Conference on Sensors and Information Technology (ICSI 2024), 1310721 (6 May 2024); https://doi.org/10.1117/12.3029151
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KEYWORDS
Calibration

Matrices

3D modeling

Data conversion

Photography

Equipment

Error analysis

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