1) rank-defective free network
秩亏自由网
1.
A new approach to constrained rank-defective free network adjustment
约束秩亏自由网平差的一种新算法
2) defect free network adjustment
秩亏自由网平差
1.
Through adjusting the coordinate data surveyed by hand hold GPS receiver with the principle of rank defect free network adjustment, the aim of author s study is to increase the precision of hand hold GPS when surveying the block area.
通过秩亏自由网平差原理对手持式GPS接收机测量的坐标值进行平差,旨在提高手持式GPS测量地块面积的精度。
3) nonlinear adjustment of free network with rank deficiency
非线性秩亏自由网平差
1.
The calculation results of two nonlinear least square problems and one nonlinear adjustment of free network with rank deficiency example show that the method proposed in this paper is correct and applicable.
对两个非线性最小二乘问题和一个非线性秩亏自由网平差实例进行了解算,结果表明本文所提出方法是正确和适用的。
4) rank deficiency free network
秩亏网
5) rank-deficient adjustment
秩亏网平差
1.
In the rank-deficient adjustment, there are lots of adjustment methods.
首先分析现有的自由网平差解算方法,在重点分析假观测值法的基础上,提出了加权自由网平差、秩亏网平差和拟稳平差的一种直接解算算法,推导出了相应的计算公式和解算步骤。
6) rank defect leveling network
秩亏水准网
1.
A dimensional adjustment formula can be inferred for rank defect leveling networks, it makes the adjustment calculation and programming of rank defect leveing networks easy.
秩亏水准网按附加条件法平差的法方程系数阵和参数先验权阵具有对称特性，利用此特性和水准网附加矩阵的特殊形式，以及文献［２］中给出的线性方程组未知数及其函数、系数阵逆阵计算的一维公式，可导出秩亏水准网按附加条件法平差的一维平差计算公式，使秩亏水准网平差计算和程序设计简单易行。
补充资料：平秩
1.谓辨次耕作的先后。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条