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A New Algorithm for Computing the Curve of Free Intersection Surfaces in a CAD/CAM System
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作者 Liu Xiongwei Yuan Zhejun (Department of Mechanical Engineering) 《哈尔滨工业大学学报》 EI CAS CSCD 北大核心 1990年第3期137-140,共4页
In this paper, a 'free surface intersection' algorithm is presented. This algorithm consists of two main stages: caculation of initial intersection points and tracing along an intersection curve. This procedur... In this paper, a 'free surface intersection' algorithm is presented. This algorithm consists of two main stages: caculation of initial intersection points and tracing along an intersection curve. This procedure is valid for any parametric bicubic splint surface patch with a'convex hull', or a patch lies within the conwx hull of the control points. 展开更多
关键词 自由表面 CAD CAM 相交曲线 初始相交点 计算算法
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