anchor point

This paper makes comparison of several kinds of measuring methods c om monly used in the design and construction of the highways, puts forward the meth od of programming the measurement programme by using computer technique and the central line determining method through two points, and introduces its principle and practicing procedures.

对现行公路设计施工测量中常用的几种方法进行了分析和对比,提出了利用计算机技术,采用“两点定中线法”编制出测量程序的方法,并对其原理和实施过程进行了介绍。

A privacy-preserving point-line relation determination protocol based on additive homomorphism encryption is developed in semi-honest model.

在半诚实模型下,利用加法同态加密体制设计了一个保护私有信息的点线关系判定协议;同时利用该协议设计了保护私有信息的线段相交判定问题和保护私有信息的点包含判定问题的解决方案。