The algorithm first construct a progressive mesh based on the source mesh and change the mesh into the simplest form, tetrahedron.
算法首先对原始三角网格构造一个累进网格，把三角网格简化成最简单的形式，四面体。
In addition, based on this simplification algorithm, a framework of progressive mesh transmission is also implemented as a browser-based visualized prototyping system.
此外，在此简化算法的基础上，还提出一个递进网格传输的框架，并实现了一个基于浏览器的可视化原型系统。
These methods can be divided into three: (1) method based on progressive mesh (2) method based on sphere relaxation (3) conformal method. The three methods have their own advantages and shortcomings.
将亏格为零的三维模型进行球面参数化的方法大致可以分成3类：(1)基于累进网格的方法(2)球面松弛的方法(3)保角参数化方法。
This thesis studied the principles of Progressive Mesh (PM) model, and improved on the method of side error in PM, the improvement method not only in brief, but also attain good simplification result.
论文研究了渐进网格(PM)模型思想，对PM模型中的边误差计算方法进行了改进，改进后的方法不但计算简单，而且简化效果良好。
This thesis studied the principles of Progressive Mesh (PM) model, and improved on the method of side error in PM, the improvement method not only in brief, but also attain good simplification result.
论文研究了渐进网格(PM)模型思想，对PM模型中的边误差计算方法进行了改进，改进后的方法不但计算简单，而且简化效果良好。
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