However the interactive technique （changing weight factor or knot vector, moving control points） accompanying it for shape modification is limited.
然而NURBS形状修改的交互技术（如节点向量及权因子的选取,控制点的移动）具有一定的局限性。
参考来源 - CAGD中基于Bézier方法的曲线曲面表示与逼近The significance of the shape modification is mentioned. The shape optimization of gears in a micro size is presented.
②研究了刀具尖端圆角半径等参数对齿轮齿根应力分布的影响和齿轮修形的意义,提出了齿轮微观优化设计方法。
参考来源 - S6·2,447,543篇论文数据，部分数据来源于NoteExpress
A new method for ship shape modification of NURBS curves is presented.
通过对NURBS曲线的修改方法的研究，探索适用于船体曲线修改的方法。
The results have definite geometric meanings that are useful for shape modification and representation of curves.
所得结论具有明确的几何意义，有效的增强了控制及表达曲线形状的能力。
On the basis of the shape modification of curves, it extends the technique of above to the shape modification of surfaces.
在曲线修型技术的基础上，进一步对曲面修型技术进行研究。
应用推荐