We propose a local modification algorithm on the basis of giving the algorithm for morphing polygons via discrete curvature interpolation.

该方法利用了离散曲率内在的形状特征，在给出多边形的离散曲率插值变形算法的基础上提出了局部修改算法。

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Based on the analysis of local and global constraint of NURBS curve and dynamical characteristic of machine tools, a self-adaptive interpolation algorithm is developed.

在已有研究的基础上，本文提出了基于NURBS曲线局部性态和全局性态以及机床动力学特性的自适应插补算法。

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An expand PV interpolation algorithm is proposed to avoid getting into the local maximum. it can reduce misregistration rate.

文中提出了改进的部分体积插值方法，有效地避免陷入局部极值，减少误配率。

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