GPS控制网平差范例

数据文件格式说明

GPS控制网平差软件 》数据文件的开始一行只有一个数据,即先验单位权中误差,单位为cm。后跟一行不少于5个连续"=="的等号分隔符分隔,接着为已知点。打一行等号分隔符,后面是向量组排列。 向量组之间也用等号分隔符分隔。各向量组内的基线向量与其方差协方差矩阵之间用一行不少于5个连续"-"减号分隔符分隔。 数据之间用逗号或制表符或空格或分号分隔。点名的第一个字符必须是字母或数字。

 先验单位权中误差(cm)
====================
【已知点】
====================
【向量组1】
--------------------
【方差协方差阵1】
====================
【向量组2】
--------------------
【方差协方差阵2】
====================
......
    
        u0(cm)
        ====================
        点名 X(m) Y(m) Z(m)
        ====================
        起点名 终点名 Dx(m) Dy(m) Dz(m)
        --------------------
        方差协方差下三角阵
        ====================
        起点名 终点名 Dx(m) Dy(m) Dz(m)
        --------------------
        方差协方差下三角阵
        ====================
        ......
 

复制下列数据保存在一个文本文件中,文件名随便起,比如“abc1.txt”。
14.5
===============
WS4	-2048309.426	4541447.998	5177111.964
WS5	-2048506.933	4543252.035	5177123.148
====================
WS3	WS4	839.038	473.753	-1986.657
WS3	WS5	641.531	2277.791	-1975.474
WS3	WS6	132.386	1510.657	-1007.731
------------------
6.3396911132e-006
1.1809400872e-006	3.0943590502e-005
1.1930651032e-006	2.5863358272e-006	3.9872357602e-005
-2.7152222542e-006	7.3433362552e-007	1.9793949262e-006	6.2396595642e-006
2.0864626772e-006	3.5379830222e-006	6.3842181942e-007	4.6992692002e-006	5.6764614702e-005
2.0778529432e-006	6.3264486102e-007	3.0096394792e-006	1.1882910502e-006	7.1870396302e-006	3.9763527792e-005
5.2031676972e-007	3.1071707532e-006	3.6751809722e-006	3.7099006952e-006	1.4163872362e-006	2.9798854482e-006	4.5246833812e-005
1.5308953912e-006	3.5742147032e-006	1.7041776482e-006	1.0750128442e-006	3.5402763942e-006	1.3912037792e-006	2.0191935622e-006	8.2753290792e-006
-1.8670146442e-006	6.3521300642e-007	2.9448371282e-006	7.8266156502e-007	6.3957527842e-007	3.0720447102e-006	3.5517325702e-006	1.8254365532e-006	0450338452e-005
=====================
WS6	WS5	509.145	767.234	-967.742
WS6	WS3	-132.386	-1510.557	1007.731
-------------------
7.1499747112e-006
3.5066797892e-006	6.3458120852e-006
2.3105755952e-006	6.5622054022e-007	1.2937179792e-005
4.5527136102e-006	7.6009002042e-007	2.0879282352e-006	5.4401065242e-005
3.0649090402e-006	2.7574826902e-006	4.0781138552e-006	2.7732173872e-006	6.8564861392e-006
6.7033132302e-007	5.0702590222e-006	8.1561227572e-007	1.9942904022e-006	2.0179739482e-006	5.1815899502e-005
==========================
WS4	WS3	-839.038	-473.753	1986.657
WS4	WS6	-706.652	1036.804	978.925
----------------
5.5275265202e-006
1.8927923032e-006	8.5143640482e-006
1.1609796272e-006	2.6631894252e-006	4.4151056052e-006
3.4713356172e-006	3.1551395302e-006	2.2289704932e-006	1.2206391472e-005
2.2459294872e-006	1.1937381472e-006	2.5412192182e-006	3.6756988652e-006	5.2991841712e-006
4.2484793922e-006	4.5403075162e-006	9.5219743892e-007	3.9479027192e-006	1.3166465522e-006	7.4109152452e-006

然后运行“GPS控制网平差”软件,选择“经典平差”→浏览到该文件打开→提交,即可得到如下结果:

GPS控制网经典平差成果

单位权中误差:±803.95cm(先验值±14.5cm)

已知点

点名X(m)Y(m)Z(m)
WS4-2048309.4264541447.9985177111.964
WS5-2048506.9334543252.0355177123.148

待定点

点名X(m)Y(m)Z(m)Mx(cm)My(cm)Mz(cm)
WS3-2049148.45544540974.23315179098.62550.811.231.27
WS6-2049016.06564542484.81955178090.89121.501.121.22

(注:Mx、My、Mz为相应三个坐标分量中误差。)

向量观测值成果

起点名终点名Dx(m)Dy(m)Dz(m)vx(cm)vy(cm)vz(cm)wxwywz
WS3WS4839.0380473.7530-1986.6570-0.861.19-0.45-0.460.28-0.09
WS3WS5641.53102277.7910-1975.4740-0.861.09-0.35-0.470.18-0.07
WS3WS6132.38601510.6570-1007.73100.38-7.06-0.330.07-3.57-0.10
WS6WS5509.1450767.2340-967.7420-1.24-1.85-0.12-0.80-1.09-0.04
WS6WS3-132.3860-1510.55701007.7310-0.38-2.940.33-0.07-1.700.06
WS4WS3-839.0380-473.75301986.65700.86-1.190.450.50-0.600.40
WS4WS6-706.65201036.8040978.92501.241.750.220.521.190.12

(注:“w”表示数据探测法统计量。其红色值表示向量可能包含粗差。)

向量观测值成果(续)

起点名终点名多余x多余y多余z下界x(cm)下界y(cm)下界z(cm)内x内y内z外x外y外z
WS3WS41.350.980.995.6718.0720.413.564.174.142.100.550.31
WS3WS51.371.121.005.5321.9220.213.533.914.122.151.340.22
WS3WS61.000.890.8921.249.1715.104.124.384.390.251.451.48
WS6WS50.841.161.057.596.0010.334.513.834.041.811.540.88
WS6WS31.001.071.0223.646.6822.434.143.994.090.241.050.60
WS4WS31.801.420.763.915.786.083.083.464.752.752.252.35
WS4WS61.061.131.919.265.393.924.013.892.990.981.392.85

(注:“多余”表示多余分量,“下界”表示粗差下界值,“内”表示内可靠性指标,“外”表示外可靠性指标。)

控制网图示

GPS控制网平差示意图

若选择“稳健估计”→浏览到该文件打开→提交,即可得到如下结果:

GPS控制网稳健估计平差成果

单位权中误差:±9.33cm(先验值±14.5cm)

已知点

点名X(m)Y(m)Z(m)
WS4-2048309.4264541447.9985177111.964
WS5-2048506.9334543252.0355177123.148

待定点

点名X(m)Y(m)Z(m)Mx(cm)My(cm)Mz(cm)
WS3-2049148.46404540974.24495179098.62050.010.020.02
WS6-2049016.07804542484.80175178090.88920.020.020.02

(注:Mx、My、Mz为相应三个坐标分量中误差。)

向量观测值成果

起点名终点名Dx(m)Dy(m)Dz(m)vx(cm)vy(cm)vz(cm)wxwywz
WS3WS4839.0380473.7530-1986.65700.000.010.05-0.050.290.84
WS3WS5641.53102277.7910-1975.47400.00-0.090.15-0.05-1.281.49
WS3WS6132.38601510.6570-1007.73100.00-10.02-0.040.030.00-1.13
WS6WS5509.1450767.2340-967.74200.00-0.070.08-0.17-1.501.49
WS6WS3-132.3860-1510.55701007.73100.000.020.04-0.030.850.61
WS4WS3-839.0380-473.75301986.65700.00-0.01-0.050.06-0.66-1.44
WS4WS6-706.65201036.8040978.92500.00-0.030.020.11-1.170.86

(注:“w”表示数据探测法统计量。其红色值表示向量可能包含粗差。)

向量观测值成果(续)

起点名终点名多余x多余y多余z下界x(cm)下界y(cm)下界z(cm)内x内y内z外x外y外z
WS3WS41.270.890.880.070.220.253.674.384.401.891.461.52
WS3WS51.321.061.000.070.260.403.594.014.122.041.000.28
WS3WS60.990.000.710.25正无穷大0.204.14正无穷大4.890.33正无穷大2.61
WS6WS50.821.311.170.090.140.204.553.603.811.912.021.59
WS6WS31.000.830.960.270.120.274.134.554.210.161.900.81
WS4WS31.781.151.110.050.070.123.093.853.922.741.491.29
WS4WS61.051.081.610.110.110.054.033.963.250.921.162.55

(注:“多余”表示多余分量,“下界”表示粗差下界值,“内”表示内可靠性指标,“外”表示外可靠性指标。)

全站仪任意网测量软件,控制网总图