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- Aiming at the surface approximating of the scattered data, this paper proposes a fitting method of curved surface which is based on the radial basis functions used together with the B-spline surface. 摘要针对散乱数据的曲面拟合问题,提出一种径向基函数与B样条插值结合使用的曲面拟合方法。
- The fault scarp in ground surface approximately is along the fault face that consists of Cretaceous sandstone and Archaean gneiss. 断层陡坎与白垩系砂岩和太古界片麻岩之间的断层位置大致吻合。
- A rapid incremental surface approximation algorithm is proposed to establish B-spline surface from the unorganized point cloud.The algorithm is composed of four steps. 摘要针对用接触式三维点数据获取设备快速输入的物体表面散乱点云数据,提出了增量式B样条曲面快速逼近算法。
- Using local base surface parameterization, a parametric quadric surface approximation method is used to estimate the local surface curvature properties of scattered points based on propagating normal vector direction. 首先,计算各点的邻近点集,选取合适的局部基础曲面,把邻近点集投影到相应的局部基础曲面。
- Roux, W. J., Nielen, S., and Haftka, R. T., 1998, “Response Surface Approximations for Structural Optimization”, International Journal for Numerical Methods in Engineering, Vol. 42, pp. 517-534. 增珞萍,“以反应曲面法寻找多目标模拟模式之最佳解-以半导体封装印字区为例”,国立成功大学制造工程学系硕士班论文,1999。
- Roux, W.J., Stander, N. and Haftka, R.T., “Response Surface Approximations for Structural Optimization,” International Journal For Numerical Methods in Engineering, pp. 517-534, 1998. 丁执宇,“冲击评估方法介绍及如何应用在产业界”,生命周期评估研讨会,经济部与工业技术研究院,1998。
- Based on this theory, some application subjects, such as image compression, watermarking, three-dimensional surface approximations, and image superresloution, are investigated deepgoingly. 利用该理论体系,深入研究了包括图像压缩、数字水印、三维地形表示以及图像超分辨等诸多图像处理应用问题。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮
- Surface mail takes longer than airmail. 普通邮件比航空邮件慢。
- The surface of the lake is quite still. 湖面相当平静。
- It's2 yuan by surface mail and3.6 yuan by air. 寄平信2元,寄航空要3元6角。
- Wheels won't bite on a slippery surface. 车轮打滑。