OALib Journal期刊
ISSN: 2333-9721
费用:99美元
基于曲率单调均匀变化约束的曲线光顺方法
, PP. 145-148
Keywords: 曲线光顺 ,B样条曲线 ,曲率单调变化 ,曲率均匀变化
Abstract:
曲线曲率变化图是一种分析曲线光顺性的常用方法。提出了一种基于曲率变化约束的平面B样条曲线光顺方法:通过目标曲率云图方便地确定目标曲线的曲率变化趋势及拐点、曲率极值点的大致分布,在光顺过程中通过曲率单调性约束条件反映这些信息;目标函数考虑了曲线段的离散能量及和原始曲线的误差控制,从而使得光顺后的结果曲线曲率不仅单调变化,且曲率变化比较均匀,最后以实例验证了算法的有效性。
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