%0 Journal Article
%T Shape Modification of NURBS Surfaces via Constrained Optimization<br>基于约束优化的NURBS曲面形状修改
%A HU Shi-min
%A ZHU Xiang
%A SUN Jia-guang
%A <br>胡事民
%A 朱翔
%A 孙家广
%J 软件学报
%D 2000
%I 
%X A new method for shape modification of NURBS surfaces is proposed in this paper. Explicit formulae for computing new control points are derived by using constrained opimization method. Examples are also given to compare the results of Piegl's method with those of the new method.
%K NURBS surfaces
%K shape modification
%K constrained optimization<br>NURBS曲面
%K 形状修改
%K 约束优化
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=8240383F08CE46C8B05036380D75B607&jid=7735F413D429542E610B3D6AC0D5EC59&aid=214F91C5F27CEFC0&yid=9806D0D4EAA9BED3&vid=708DD6B15D2464E8&iid=59906B3B2830C2C5&sid=E30A3BF9610C35C9&eid=E7F877B2C3026178&journal_id=1000-9825&journal_name=软件学报&referenced_num=8&reference_num=11