为解决工程建设难以获取狭窄及隐蔽地下空洞精确数据的问题,提出一套地下空洞三维探测系统。该系统以低成本的二维激光雷达为硬件基础,结合自主研发的数据采集装置,采用Data Conversion and Visualization软件进行数据坐标转换、通用三...为解决工程建设难以获取狭窄及隐蔽地下空洞精确数据的问题,提出一套地下空洞三维探测系统。该系统以低成本的二维激光雷达为硬件基础,结合自主研发的数据采集装置,采用Data Conversion and Visualization软件进行数据坐标转换、通用三维格式转换及三维数据显示等操作,并对模拟的地下空洞进行可行性实验和精度分析。实验结果表明,该系统能高效获取高精度的地下空洞三维数据,硬件成本较低。为国内地下空洞探测工作提供了一种新的解决方法。展开更多
The structure of 3 D range sensor system for unmanned vehicle is introduced.Several key technologies are described in detail.The ultrasonic signal is processed from different angles.Image edges are extracted by the m...The structure of 3 D range sensor system for unmanned vehicle is introduced.Several key technologies are described in detail.The ultrasonic signal is processed from different angles.Image edges are extracted by the multiple scale method.Image noises are recognized and cleared by using multilayer forward neural network with fuzzy logic.The method of information fusion for multiple sensors is discussed.This paper also gives some ultrasonic signal curves and image results.展开更多
文摘为解决工程建设难以获取狭窄及隐蔽地下空洞精确数据的问题,提出一套地下空洞三维探测系统。该系统以低成本的二维激光雷达为硬件基础,结合自主研发的数据采集装置,采用Data Conversion and Visualization软件进行数据坐标转换、通用三维格式转换及三维数据显示等操作,并对模拟的地下空洞进行可行性实验和精度分析。实验结果表明,该系统能高效获取高精度的地下空洞三维数据,硬件成本较低。为国内地下空洞探测工作提供了一种新的解决方法。
文摘The structure of 3 D range sensor system for unmanned vehicle is introduced.Several key technologies are described in detail.The ultrasonic signal is processed from different angles.Image edges are extracted by the multiple scale method.Image noises are recognized and cleared by using multilayer forward neural network with fuzzy logic.The method of information fusion for multiple sensors is discussed.This paper also gives some ultrasonic signal curves and image results.