基于顶点预测的特征保持网格光顺算法

被引:11
作者
胡国飞
彭群生
机构
[1] 浙江大学国家重点实验室
关键词
三角网格光顺; 顶点预测; 双边滤波器; 准Laplacian光顺; 特征保持;
D O I
暂无
中图分类号
TP391.4 [模式识别与装置];
学科分类号
0811 ; 081101 ; 081104 ; 1405 ;
摘要
为了特征保持地光顺带噪声的三角网格,提出一种基于顶点预测的光顺算法.分析了三角网格的每个顶点与一阶邻域顶点和二阶邻域三角形之间的几何关系,应用带平均曲率权的双边滤波器和准Laplacian光顺算子,通过三步预测顶点的坐标位置,把三角网格的原始顶点单步移动到预测的新坐标,得到光顺后的三角网格.该算法在光顺的同时有效地保持了原始三角网格的特征.实验结果表明,此网格光顺算法处理小噪声和大噪声都是有效且鲁棒的.
引用
收藏
页码:2 / 6
页数:5
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