测区的控制测量及与国家三角点的连测方法,成为影响工作进度、保证测量精度的关键。
The method of connecting observation between conventional control points and National Triangulation Station would affect the working process and mapping precision.
推导出用三顶点的测地坐标计算地球椭球面上三角形面积的公式。
The formula for area of triangle on ellipsoid by means of geodesic coordinate is derived in this paper.
我们提出了两个个实际的线性时间的算法求解三角网格上一点开始沿给定切方向的最直测地线。
We present two practical linear methods computing straightest geodesics starting from a given point and going along a special tangent direction on triangle mesh.
在定位的基础上拟合脊柱中心线并建立测点集,应用MC算法输出三角网格模型,重建出脊柱中心曲面。
On the basis of the spine and fitting the centerline of spine, MC algorithm is used to output triangular mesh model to reconstruct the spine center surface.
分析了单向光电三角高程测量的误差来源,在此基础上推导了最佳测站位置离测点的平距公式。
Based on the error resource analysis in one-way photoelectric triangulated heigh survey, the horizontal distance equation is drawn for optimal station away from survey point.
分析了单向光电三角高程测量的误差来源,在此基础上推导了最佳测站位置离测点的平距公式。
Based on the error resource analysis in one-way photoelectric triangulated heigh survey, the horizontal distance equation is drawn for optimal station away from survey point.
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