| 1. | Surface and surface intersection ( 551 ) is one of the key tasks in cagd 曲面求交( ssi )是cagd中的一个重要课题。 |
| 2. | The degree reduction of parametric curves / surfaces is a key problem for computer aided geometric designed ( cagd ) 参数曲线曲面降阶是计算机辅助几何设计与制造中的研究热点之一。 |
| 3. | Representation of curves and surfaces is the most kernel and important research focus in computer - aided geometric design area 曲线曲面造型技术是cagd中最活跃最关键的学科分支之一。 |
| 4. | Press , 1992 . 5 hoschek j , lasser d . fundamentals of computer aided geometric design . london : ak peters , 1993 由于给出的性质都是rfd基本理论的重要延伸,它们可以用在各种不同的cagd应用中。 |
| 5. | 1 farin g . curves and surfaces for cagd - a pratical guide . 5th edition , morgan kaufmann publishers , 2002 我们综合利用广义特征向量拟合和距离函数,给出一种动态隐式曲线曲面重构的初值指定方法。 |
| 6. | The blending surface is itself a generalized canal surface , the spine curve of which is a ph pythagorean - hodograph curve 曲面拼接问题是计算机辅助几何设计cagd计算机图形学cg等领域中的一个重要问题。 |
| 7. | From that time on , the idea of multi - resolution analysis has been widely applied to cagd and many achievements have been obtained 从此,多分辨分析的思想被广泛地应用到cagd中,并且取得了很多研究成果。 |
| 8. | The widely used basis functions in cagd , such as bernstein , b - spline and nurbs basis , are all normalized b - basis Cagd中广泛使用的表示曲线曲面的基函数,如bernstein基、 b样条基、 nurbs基等均为规范b基。 |
| 9. | Design examples of rfd , 2005 . http : joo - haeng . etri . re . kr geolix bezierribfan . 3 farin g . curves and surfaces for cagd : a practical guide 对于bezier曲线而言,它的肋形是从给定曲线中提取的另一种bezier曲线。 |
| 10. | 11 gormaz r , laurent p j . some results on blossoming and multivariate b - splines . multivariate approximation : from cagd to wavelets , world sci 由于只需要求解一个带线性约束的最小二乘问题,因此该方法具有速度快,数值稳定性好的特点。 |