We present a smoothing algorithm based on the main direction combined with mean curvature flow and normal filter method.

本文主要提出了基于主方向的平滑算法，并结合平均曲率流算法和法向滤波算法进行了改进。

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The paper presents a smoothing algorithm based on the main direction combined with the mean curvature flow and the normal filter method.

该文给出了基于主方向的平滑算法，并结合平均曲率流算法和法向滤波算法进行了改进。

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In this paper, we discuss Laplacian smoothing and modified methods, mean curvature flow, PDE method and the smoothing method based on directions.

在文中，分别讨论了拉普拉斯平滑及其改进算法、平均曲率流、PDE方法及基于方向的平滑算法。

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In this paper, we discuss Laplacian smoothing and modified methods, mean curvature flow, PDE method and the smoothing method based on directions.

在文中，分别讨论了拉普拉斯平滑及其改进算法、平均曲率流、PDE方法及基于方向的平滑算法。

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