| B样条曲线、曲面的延拓 |
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| 引用本文： | 陈效奕,张彝. B样条曲线、曲面的延拓[J]. 电脑与信息技术, 2007, 15(2): 60-62 |
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| 作者姓名： | 陈效奕 张彝 |
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| 作者单位： | 宁波大学信息科学与工程学院,浙江,宁波,315211;宁波大学图书馆,浙江,宁波,315211 |
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| 摘 要： | 根据节点向量的两个端点为k重节点的B样曲线、曲面的性质,提出了延拓的基函数,运用延拓的基函数提出了B样条曲线、曲面的延拓算法.
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| 关 键 词： | B样条 de Boor-Cox公式 延拓 |
| 文章编号： | 1005-1228(2007)02-0060-03 |
| 修稿时间： | 2006-12-20 |
Extension of B-spline Curves and Surfaces |
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| CHEN Xiao-yi,ZHANG Yi. Extension of B-spline Curves and Surfaces[J]. Computer and Information Technology, 2007, 15(2): 60-62 |
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| Authors: | CHEN Xiao-yi ZHANG Yi |
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| Affiliation: | 1.Faculty of Information Science and Engineering, Ningbo University, Ningbo, Zhejiang 315211,China; 2.Library,Ningbo University,Ningbo,Zhejiang 315211 ,China |
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| Abstract: | The basis functions for extension of B-spline curves and surfaces whose first and last knots have multiplicity k are proposed based on the properties of them.With the basis functions for extension,the algorithms for extension of B- spline curves and surfaces are given. |
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| Keywords: | B-spline de Boor-Cox's formula extension |
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