3D人耳点云配准的并行Softassign算法

被引：3

作者：

蔡静

董琳

孙晓鹏

机构：

[1] 辽宁师范大学计算机与信息技术学院

来源：

计算机工程与设计 | 2013年 / 34卷 / 10期

关键词：

点云配准; 点云简化; 图形处理单元; 统一计算架构; 人耳;

D O I：

10.16208/j.issn1000-7024.2013.10.050

中图分类号：

TP391.41 [];

学科分类号：

080203 ;

摘要：

提出了一种新的人耳点云并行Softassign配准算法。在基于CUDA对Softassign算法进行并行加速的基础上,利用三维点云离散曲率估计和三维空间kd-tree相结合的方法,对三维人耳点云进行点云简化,使简化后人耳点云能够保留足够的几何特征,然后对简化人耳点云进行Softassign配准,提高Softassign算法在人耳点云配准中的配准精度,从而避免了局部配准等缺陷,并在实际应用中验证了算法效率和精度。

引用

页码：3629 / 3634

页数：6

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