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Issue:
Fairing 3D Curves and Surfaces Using Deformable Models
Author(s):
JING Ling
,
XI Ping
,
TANG Rong-xi
Pages:
0
Year:
1998
Issue:
6
Journal:
JOURNAL OF SOFTWARE
Keyword:
可变形模型
;
光顺
;
散乱数据
;
B样条
;
有限元方法
;
假想弹簧
;
Abstract:
根据物理模型的造型技术可以从另一个角度研究曲线曲面的光顺问题.基于能量的可变形曲线曲面可用于光顺一批有误差的散乱数据点.该方法不必要求数据点有序的条件,通过在数据点与曲线和曲面之间连接假想弹簧,可以克服"光顺"和"插值"的矛盾,得到所需形状.文章采用三次B样条几何表达形式,建立了光顺模型,分析了光顺机理,并给出了一个算法和几个应用实例.
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