In the second part, we mainly research and improve the moving surface fitting.
第二部分是移动曲面拟合法的研究和改进。
Data segmentation and surface fitting are most key parts of reverse engineering.
数据分块和曲面拟合是逆向工程中最关键的部分。
Human surface control points in geometry layer are fitted with NURBS surface fitting method.
采用NURBS曲面拟合方法对几何层的人体曲面网格数据进行了拟合。
A combining fitting with trend surface fitting and multidimensional curve fitting is proposed.
本文提出将趋势面与多面函数结合拟合DEM数据。
The example shows the approach is quick and convenient and multiple surface fitting is avoidable.
算例表明此方法快速简便,避免多次曲面拟合。
The tabulated data or surface fitting parameters of these patterns were used as characteristic vectors.
以谱图表列数据或曲面拟合参数为放电样本的特征量。
The beam is one cuboid with curved upper and lower surface fitting each other closely and fixed together.
横梁是个近似的长方体,它的上表面是曲面与面板的下表面相吻合,两者固定连接。
With regard to this situation, a segmentation method using threshold surface based on surface fitting is proposed.
针对这种情况,提出一种基于曲面拟合的阈值曲面分割方法。
This method includes two steps: surface fitting based on fairing constraint and adding offset to form the threshold surface.
这种方法首先对背景进行光顺限制的曲面拟合,再通过设置一个偏移量来形成阈值曲面。
This paper introduces an algorithm of smooth surface fitting. This algorithm has been examined on the 709 and TQ-16 computer.
本文介绍光滑曲面拟合的一个算法,它在709机和TQ-16机上考核通过。
At last, through establishing optimal fitting parameters, it is shaped the model of Ferguson bicubic curved surface to surface fitting.
通过弗格森双三次曲面为研究模型来建立最佳的拟合参数。
Some curve surface fitting methods used in the reverse engineering are analyzed, and a new free curve surface fitting method based on ANN is presented.
分析了应用于反求工程的几种曲面拟合方法,提出一种基于神经网络技术的自由曲面拟合新方法。
The paper introduces the application theory of GPS height and both the general method and the curved surface fitting method to measure geodetic height.
介绍了GPS高程的应用理论,大地水准高的计算方法以及利用曲面拟合法计算大地水准面高,并对结果进行了分析,绘制出高程异常等值线图。
This paper mainly consists of the theoretical methods of complex surface modeling, the research of improved moving surface fitting and analysis of example.
本文主要由复杂曲面造型方法、改进的移动曲面拟合法研究和实例应用三部分组成。
The problem can be decomposed into four sub-problems, the correspondence problem, the branching problem, the tiling problem and the surface fitting problem.
这个问题可以分为四个子问题,即轮廓对应问题、分叉问题、拼接问题和曲面拟合问题。
This article presents surface fitting by use of radial basis function network approach dealing with 3d discrete data, and visualization of 3d data is achieved.
运用径向基函数网络方法将三维离散数据拟合成曲面,实现了三维数据可视化。
For the traditional reverse engineering, the tool-path is generated based on the surface fitting, surface offset and triangulation to construct the surface model.
传统逆向工程要经过曲面拟合、等距、裁剪或三角网格剖分建立其曲面模型,进而才能在曲面模型上生成数控加工刀位。
The whole process can be divided into two steps: First, the method of surface fitting with discrete orthogonal polynomial is applied to detection of edge position.
整个处理过程分为两步:第一,采用离散正交多项式曲面拟合技术探测边缘位置;第二,运用松弛标定网突出有意义的边缘结构和压缩噪声边缘。
Without consideration of discontinuities possible existing in range image, traditional finite difference or local surface fitting method, inevitably produce errors.
传统的有限差分或局部拟合方法未考虑到表面上可能出现的不连续性,因而会不可避免地出现错误。
In this paper, moving least square (MLS) approximation is applied to simulate the complete characteristic curves of reversible pump turbine based on the surface fitting.
本文在基于曲面拟合的水泵水轮机全特性曲线的变换新方法的基础上,将移动最小二乘近似应用于对全特性的曲面拟合。
The simulation and actual measurement experiments were conducted, which suggested that the methods of quadric surface fitting and uncertainty assessment presented be correct.
仿真实验和实物测量实验表明,给出的二次曲面拟合方法和不确定度估计方法是正确的。
Use curved surface fitting method, to analyze the rule of main deck's deformation in oblique wave; present method of sub value and combination to analyze torsion deformation.
利用曲面拟合的方法,分析斜浪中甲板的变形规律,提出了扭转变形分析的分量组合方法。
Next, in the interior of the patches, surface fitting points and cross boundary derivatives are estimated from the reference curves by constructing virtual iso-parametric curves.
其次,在曲面片内部,曲面拟合点和边界方向导数可以从参考曲线中通过构建虚拟等参线的方法得到。
The continuum functional relationships among system efficiency, blade Angle, static head and flow rate of pumps are established based on the performance curve surface fitting method.
本文基于曲面拟合构造了装置效率、叶片角度与装置扬程和流量的连续函数关系,可以迅速准确地确定某一装置扬程和流量所对应的装置效率等参数。
The monthly rainfall data of the stations around Taihu were objectively analysed by a method of curved surface fitting in this paper and the correlation with the Taihu water level was studied.
本文利用环太湖地区站点的月降水资料,用曲面拟合方法作客观分析,与太湖水位进行相关性研究。
The monthly rainfall data of the stations around Taihu were objectively analysed by a method of curved surface fitting in this paper and the correlation with the Taihu water level was studied.
本文利用环太湖地区站点的月降水资料,用曲面拟合方法作客观分析,与太湖水位进行相关性研究。
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