principle of invariance

In the calibration of the system, a plan based on the principle of cross ratio invariance in algebraic projective geometry was used to calibrate the coded light planes.

在对编码投影光平面的标定过程中，提出利用代数射影几何中的交比不变原理对其进行标定的方案，并论述了标定原理。

互联网摘选

Then, combining a flexible arm measuring machine and a standard ball with space round fitting algorithm, the presented model parameters are calibrated. Also, based on principle of cross ratio invariance, a fast calibration approach is presented. 4.

使用柔性臂测量机结合空间球拟合、空间圆拟合算法对检测系统测量模型参数进行标定，同时提出了一种基于空间几何交比不变性原理的检测系统测量模型参数快速求解方法。

互联网摘选

In this paper, authors present a derivation of the Lorents transformation by invoking the principle of relativity alone, without the principle of invariance of light speed.

在大多数介绍狭义相对论的文章中，导出洛仑兹变换公式的依据都是相对性原理和光速不变原理。

互联网摘选