曲面

A new discrete method of measuring and modeling for sculptured surface was presented.

并首次提出了把Bezier三角曲面技术应用于曲面类零件数控测量造型的理论和方法。

Seeing that the subterrene drills is curved surface, research carried on under curved coordinate.

从所建立的研究热熔体流动基本数学方程组入手，鉴于热熔器的曲面形式，研究主要在曲面坐标系下进行。

In the transformation from surface model to solid model the open edge structure is used to realize surfaces topologic information regeneration.

在曲面模型到实体模型转换中使用了基于openedge结构的曲面拓扑信息重建技术。

Tool targeting process in this method only requires the image-to-patient registration, in which an automated laser surface scanner is used to unitize the spaces of patient and robot.

本方法的特性是利用自动雷射曲面扫描系统扫描病患脸部特徵及手术器械位置，之后再和医疗影像进行特徵点及曲面最佳化叠合，可直接将医疗影像的空间座标转移到机械手臂的座标架构。

It ameliorates an approach of triangular transformation on plane. The validity is conformed by the results of the complex industry-forming product.

算法的关键在于增加了对曲面相邻单元不同夹角情况下的处理和优化规则，以使其能够更好的拟合原始CAD曲面。

In this paper,the updated Snake model is used to solve the echocardiography processing.Based on the updated active contour model,the contour points for two-dimensional slice serial of echocardiography are gotten.On this basis,through calculating the distance between the contour points of each two-dimensional slice and the center axis lines,the distance matrix from the four cambers of the ventricle to the center plane of ventricle are gotten.And through interpolating,smooth handling and filtering,the 3D endoscopic surface of ventricle is fitted out.Besides,in the medical measurements field,the slice area of ventricle and the volume of ventricle are measured,and the trend of slice area is also analyzed.

将改进的Snake模型应用于心脏超声波图像处理：基于改进Snake模型的思想，得到了心脏超声波图像二维切片序列的轮廓点，在此基础上，得到分割出的心室上下左右4个曲面上轮廓点到中心平面的距离矩阵，并通过插值和平滑处理以及滤波处理工作，拟合出心室的三维曲面图，取得了较好的效果；在医学测量方面，对心室的切片面积、变化趋势及心室的体积进行了测量。

This kind of implant has the exact defect dimention, concaves andconcvexness, which apparently avoid in-operation shaping and tailoring, and make theoperative outcome more satisfactory.(4) A objective evaluation system can be established through the comparision of pre-op3-D imaging, in-op models, post-op 3D imaging. Also the feasibility of such kind of operationcan be appraised, if large sample is provieded.

4将患者手术前、手术模拟和手术后的三维数字模型应用逆向工程软件进行配准、分析，验证手术效果和手术设计方案的实现程度，(5)将患者手术后的颜面部数字化曲面模型和模拟的手术后曲面模型导入逆向工程软件，进行配准比较，验证手术设计方案的实现程度。

The discretization and analysis principle of conjugating surfaces for adaptive synthesis is proposed in order to construct computer software of conjugating surfaces.

为构造共轭曲面计算机处理系统，提出共轭曲面自适应综合的离散解析原理。

A generic face mesh was deformed and the texture image was computed using image-based modeling technique. The deformed mesh was then convolved with a kernel function to generate a convolution surface, and wrinkles were generated by modulating the surface with a designed profile function.

运用基于图像的建模方法将通用人脸网格变形并计算出纹理图像，变形后的网格再与一个核函数卷积生成卷积曲面，通过轮廓函数调整曲面的形状而产生皱纹。

Image is processed by using median filter and unsharp mask. The infrared image intensity surface is fitted by Haralickd discrete orthogonal polynomial basis function,and then the maximum points are detected on the fitted intensity surface by convolving the image with the second order directional derivative operators.

中文摘要：提出一种红外弱小多目标图像检测方法，图像先经过中值滤波、高提升滤波增强处理，再用基于Haralick离散正交多项式曲面拟合图像，拟合曲面的极大值点即目标点，可以利用导出的二阶方向导数算子与图像进行卷积得到。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。