基于图像识别的水下地形冲刷过程监测

孙东坡; 谢锋; 张先起; 王鹏涛

引用本文:	孙东坡,谢锋,张先起,王鹏涛.基于图像识别的水下地形冲刷过程监测[J].水利水运工程学报,2011,(3):

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基于图像识别的水下地形冲刷过程监测
孙东坡¹,谢锋²,张先起¹,王鹏涛¹
1. 华北水利水电学院,河南郑州,450011 2. 河海大学,江苏南京,210098

摘要:

针对水下地形冲刷过程发展的特点,引进医学领域图像处理与分析技术,提出了以波长635 nm的红色线状激光为辅助光源、以MATLAB图像识别处理技术为基础的水下地形冲刷监测方法.该方法具有非接触性测量、实时同步监测等特点.同时基于MATLAB的图像识别原理,提出了重现水下地形的数字化方法.通过在河工模型局部冲刷发展研究中的实际应用及误差分析,结果表明监测系统十分有效,可以实现水下地形冲刷过程的实时精细监测及动态分析.

关键词: 图像识别水下地形冲刷过程激光监测

DOI：

分类号:TV149.3

基金项目:国家自然科学基金资助项目(51079055); 水利部公益性科研专题资助项目(200901018)

Monitoring technology of scouring process of underwater topography based on image recognition

SUN Dong-po¹,XIE Feng²,ZHANG Xian-qi¹,WANG Peng-tao¹

SUN Dong-po1,XIE Feng2,ZHANG Xian-qi1,WANG Peng-tao1(1.North China University of Water Resources and Electric Power,Zhengzhou 450011,China,2.Hohai University,Nanjing 210098,China)

Abstract:

According to the development characteristics of underwater topography scouring process,the paper introduces medical image processing and analysis technique and puts forward the monitoring method of underwater topography scouring,which takes red line laser with 635 nm wavelength for auxiliary and MATLAB image recognition as basis.At the same time,the paper introduces the characteristics of this method such as non-contact,real-time and image recognition based on MATLAB and the creation method of digital terra...

Key words: image recognition underwater topography scouring process laser monitoring