1) volume-preserving approximation
保积逼近
1.
This paper gives two algorithms for volume-preserving approximations of surfaces of revolution by bezier methods with different smothness.
用Bezier方法给出旋转曲面保积逼近的两种具有不同光滑性的算法,它们根据两个反演公式得到。
3) Convolution approximation
卷积逼近
4) convexity preserving approximation
保凸逼近
1.
An approach to construct smooth and convexity preserving approximation of implicit surface is presented.
给出了隐式曲面的光滑逼近和保凸逼近曲面的构造 。
5) conformal approximation
保形逼近
6) product type approach
乘积型逼近
补充资料：保保
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参考词条