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A platform for research: civil engineering, architecture and urbanism
Pavement rut anomaly detection system and method based on line structured light
The invention relates to a pavement rut anomaly detection system and method based on line structured light, and the system comprises a longitudinal distance measuring sensor, a data collection card, a two-dimensional line-scan digital camera and a line structured light generator, and the two-dimensional line-scan digital camera shoots a two-dimensional pavement rut data image; the linear structured light generator shoots three-dimensional road surface rut data images and cross section elevation data, the longitudinal distance measuring sensor generates pulse analog signals and transmits the pulse analog signals to the data acquisition card, and the data acquisition card stores two-dimensional road surface rut data images, the three-dimensional road surface rut data images and the cross section elevation data. The method comprises the following steps: acquiring a pavement rut data image; according to a preset threshold value, abnormal ruts are screened out from the road surface rut data image; performing data verification on the abnormal ruts to obtain a data verification result; and according to a data verification result, determining an evaluation model to which the pavement rut data image belongs. Compared with the prior art, the method has the advantages of being capable of accurately judging the track type, high in measurement precision and the like.
本发明涉及一种基于线结构光的路面车辙异常检测系统及方法，系统包括纵向测距传感器、数据采集卡、二维线阵相机和线结构光发生器，二维线阵相机拍摄二维路面车辙数据图像，线结构光发生器拍摄三维路面车辙数据图像和横断面高程数据，纵向测距传感器产生脉冲模拟信号传输至数据采集卡，数据采集卡存储二维路面车辙数据图像、三维路面车辙数据图像和横断面高程数据。方法包括获取路面车辙数据图像；根据预先设定的阈值，从路面车辙数据图像中筛选出异常车辙；对异常车辙进行数据校验，得到数据校验结果；根据数据校验结果，确定路面车辙数据图像所属评价模型。与现有技术相比，本发明具有能够准确判断车辙类型、测量精度高等优点。
Pavement rut anomaly detection system and method based on line structured light
The invention relates to a pavement rut anomaly detection system and method based on line structured light, and the system comprises a longitudinal distance measuring sensor, a data collection card, a two-dimensional line-scan digital camera and a line structured light generator, and the two-dimensional line-scan digital camera shoots a two-dimensional pavement rut data image; the linear structured light generator shoots three-dimensional road surface rut data images and cross section elevation data, the longitudinal distance measuring sensor generates pulse analog signals and transmits the pulse analog signals to the data acquisition card, and the data acquisition card stores two-dimensional road surface rut data images, the three-dimensional road surface rut data images and the cross section elevation data. The method comprises the following steps: acquiring a pavement rut data image; according to a preset threshold value, abnormal ruts are screened out from the road surface rut data image; performing data verification on the abnormal ruts to obtain a data verification result; and according to a data verification result, determining an evaluation model to which the pavement rut data image belongs. Compared with the prior art, the method has the advantages of being capable of accurately judging the track type, high in measurement precision and the like.
本发明涉及一种基于线结构光的路面车辙异常检测系统及方法，系统包括纵向测距传感器、数据采集卡、二维线阵相机和线结构光发生器，二维线阵相机拍摄二维路面车辙数据图像，线结构光发生器拍摄三维路面车辙数据图像和横断面高程数据，纵向测距传感器产生脉冲模拟信号传输至数据采集卡，数据采集卡存储二维路面车辙数据图像、三维路面车辙数据图像和横断面高程数据。方法包括获取路面车辙数据图像；根据预先设定的阈值，从路面车辙数据图像中筛选出异常车辙；对异常车辙进行数据校验，得到数据校验结果；根据数据校验结果，确定路面车辙数据图像所属评价模型。与现有技术相比，本发明具有能够准确判断车辙类型、测量精度高等优点。
Pavement rut anomaly detection system and method based on line structured light
一种基于线结构光的路面车辙异常检测系统及方法
LING JIANMING (author) / LANG HONG (author) / QIAN JINSONG (author)
2024-04-16
Patent
Electronic Resource
Chinese
IPC:
E01C
Bau von Straßen, Sportplätzen oder dgl., Decken dafür
,
CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE
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