NURBS曲线的生成及其权因子的微调作用

NURBS Curve's Designing and the Trimming Affect of Weighted Factor

使用Ｂ样条基函数给出ＮＵＲＢＳ曲线的参数定义式，提出一种确定节点序列｛ｔｉ｝ｎ＋ｋｉ＝０的实用方法．详细地讨论了权因子在ＮＵＲＢＳ曲线造型上的微调作用以及在实际问题中的应用．

Apply B spline basic function to give parametric formula of NURBS curve, raise a practical method of determing knot array. It discusses carefully the trimming affect of weighted factor in NURBS curve's designing, and introduces the application in practial problem.