计算机工程与应用 ›› 2010, Vol. 46 ›› Issue (7): 155-157.DOI: 10.3778/j.issn.1002-8331.2010.07.047
• 图形、图像、模式识别 • 上一篇 下一篇
梁锡坤
收稿日期:
修回日期:
出版日期:
发布日期:
通讯作者:
LIANG Xi-kun
Received:
Revised:
Online:
Published:
Contact:
摘要: 针对代数曲线分段逼近的误差函数,展开深入的理论分析,给出了由误差公式确定误差界的一般算法。定义了一种新型误差,它具有几何意义直观、计算比较简单的特征。结合数值实例,验证了新型误差的实用价值。
关键词: 代数曲线, 分段逼近, 二次Bézier曲线, 误差分析
Abstract: Based on the error function of the segment approximation to algebraic curve,the profound theoretical analysis is developed.The general algorithm of the error bound is given according to the error formula.A new error is defined with intuitive geometric sense and simple calculation.With the numerical experiment,the practicality and effectiveness of the new error are demonstrated.
Key words: algebraic curve, segment approximation, quadratic Bézier curve, error analysis
中图分类号:
TP391
梁锡坤. 代数曲线分段逼近的误差分析[J]. 计算机工程与应用, 2010, 46(7): 155-157.
LIANG Xi-kun. Error analysis for segment approximation to algebraic curve[J]. Computer Engineering and Applications, 2010, 46(7): 155-157.
0 / 推荐
导出引用管理器 EndNote|Ris|BibTeX
链接本文: http://cea.ceaj.org/CN/10.3778/j.issn.1002-8331.2010.07.047
http://cea.ceaj.org/CN/Y2010/V46/I7/155