基于数字图像处理的隧道围岩形变量测Digital image processing based deformation measurement of tunnel surrounding rocks
赵慧俊,马月辉,刘宁宁,王保宪,于正航
摘要(Abstract)：
为了解决传统隧道测量方法成本高、受施工干扰影响大以及精度低等问题,提出一种基于图像处理的隧道围岩形变量测方法。通过对隧道围岩上若干个观测点进行拍摄,利用图像预处理、模板匹配、阈值分割、连通体分析等研究方法,使得图像更加清晰,测量误差控制在0.084 mm以内。仿真结果表明,采用该技术进行隧道围岩形变监测具有成本低、安全、实时性好等优点。
关键词(KeyWords)： 图像处理;隧道;围岩;测量;最近邻法;光斑定位
基金项目(Foundation):
作者(Author): 赵慧俊,马月辉,刘宁宁,王保宪,于正航
DOI: 10.16652/j.issn.1004-373x.2018.21.017
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