作者: Huanxin Cao , Gang Hu , Guo Wei , Suxia Zhang
DOI: 10.1007/S00025-016-0545-8
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摘要: In this paper, two methods for approximation of offset curves H-Bezier and H-B spline are presented, which based on the shifting control points norm parametric speed. Firstly, after calculating perturbed vectors, curve can be obtained by base curve. Then, both Chebyshev optimal trigonometric polynomials speed functions also obtained. Finally, some examples used to demonstrate their practicality.