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基于广义逆矩阵的Bézier曲线近似合并

朱平 余任亮 汪国昭

浙江大学学报(理学版)2009,Vol.36Issue(6):653-657,5.
浙江大学学报(理学版)2009,Vol.36Issue(6):653-657,5.DOI:10.3785/j.issn.1008-9497.2009.06.011

基于广义逆矩阵的Bézier曲线近似合并

Approximate merging of Bézier curves with generalized inverse matrices

朱平 1余任亮 2汪国昭1

作者信息

  • 1. 浙江大学,数学系,计算机图像图形研究所,浙江,杭州,310027
  • 2. 九江职业大学,公共教学部,江西,九江,332000
  • 折叠

摘要

Abstract

Approximate merging algorithm of Bézier curves plays an important role of geometric data compression.A new approach to considering approximate merging of two adjacent Bézier curves is presented and the condition of precise merging of adjacent Bézier curves by taking advantage of matrix representation is obtained.Then the merged Bézier curve by generalized inverse matrices based on precise merging condition is solved.At the same time,the result of approximate merging with endpoint interpolation is showed.Finally,numerical examples demonstrate the effectiveness of our algorithms.

关键词

Bézier曲线/近似合并/端点插值/矩阵表示/广义逆矩阵

Key words

Bezier curve/approximate merging/endpoint interpolation/matrix representation/generalized inverse matrice

分类

信息技术与安全科学

引用本文复制引用

朱平,余任亮,汪国昭..基于广义逆矩阵的Bézier曲线近似合并[J].浙江大学学报(理学版),2009,36(6):653-657,5.

基金项目

国家自然科学基金资助项目(60773179) (60773179)

973国家重点基础研究发展项目(No.G2004CB318000). (No.G2004CB318000)

浙江大学学报(理学版)

OA北大核心CSCDCSTPCD

1008-9497

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