Finally,the coordinates of the road centerlines are modified by using Canny operator.
道路与背景通常存在灰度差异,论文首先求取高斯平滑图像的偏导数,进而确定图像中的脊点,然后根据连接准则连线,再构造判别规则删除道路虚警,最后利用Canny边缘图修正道路中心线。
ON SEMI-AUTOMATIC ROAD CENTERLINE EXTRACTION FROM AERIAL IMAGES--BASED ON LEAST SQUARE METHOD AND NEWTON ITERATION METHOD
航空影像上道路中心线的半自动提取算法研究
runway ecnterline lights system
跑道中心线信号灯系统
The Street Landscape Survey and Analysis for Shanghai Downtown Area within the First Ring;
上海内环线以内中心城区道路绿化现状调查与分析
Party s route and Chinese modernized road;
论党的基本路线与中国的现代化道路
On Common Model for Road Centreline Peg Coordinate Calculation
道路中桩统一线路坐标计算模型研究
A soft iron rod in a coil or transformer that provides a path for and intensifies the magnetic field produced by the windings.
铁心包在线圈内或变压器中的柔软铁条，用于提供道路和加强由线圈曲转产生的磁场
Mark points A,B,C. Crease the side of the dart furthest away from the center front or center back, for example from the pattern edge to the bust point.
标A、B、C点。远离前中心线或后中心线折省道的边
Taking Urumqi as the center, there are national highway and provincial highway in Xinjiang.
公路以乌鲁木齐为中心，有国道、道。
A track or way for trams, as in a mine.
有轨车辆的轨道或路线，如在矿山中的
Application of the Construction of Double-line and Large Span Railway Tunnel with the Method of CRD
CRD法在双线大跨铁路隧道中的应用
After finding the direction of flow and center of the line, we bury copper wire perpendicular to its center.
在知道了流动方向和能线中心后，我埋设了垂直能线中心的铜线。
The Application of AUTOCAD in the Measuring and Setting out of the Circular Curve Road
浅谈AUTOCAD在圆曲线道路测量放线中的应用
The runners should place themselves in the stretch between the Plaza Consistorial and the Military Hospital on the Santo Domingo rise.
跑者应该跑在浦雷萨宗教会议中心和圣多明戈斜坡的军人医院之间的直线道路。
(of lines,etc)spread out like radii from a central point
（指线路等）自中心向各方伸展
Research on Dynamic Location-Routing Problem of Distribution Center;
配送中心动态选址—路线安排问题研究
Greening and design for ring highway within the central areaofTangshan city
唐山中心城区环线公路的绿化与设计
We took the bypass to avoid the town centre.
我们走旁边的道路绕开市中心。
Study on the Road Transportation Integration of Pan-area of Central City;
中心城市泛区域道路运输一体化研究
