查询词典 3D

With respect to the 3D modeling, the Delaunay Triangulation constructing method of 2D scattered data set is discussed firstly. The triangulation method of 3D surface data set of 3DLCS is analyzed by basing on the DT constructing problem of 2D scattered data set.

在三维构型方面，本文首先论述了二维散乱数据点集的Delaunay三角形化构造方法，然后以此为基础分析了3DLCS中的三维表面数据集的三角形化方法。

With the development of 3D technology of the computer vision, segmenting 3D image slices of medical image will attract more attention.

随着三维可视化技术的发展，医学图像的三维分割必将受到更多关注。

In most cases, time-lapse seismic is taken by repeated 3D seismics,so it is also called 4D seismics.There are many other time-lapse observation methods besides the 3D time lapse seismic such as time lapse 2D seismics,time-lapse cross hole seismic,time-lapse VSP etc.

由于大多数情况下，时移地震都是通过重复三维地震进行的，因此国内外很多学者也将其称为四维地震，除三维时移观测外，还有很多其它的时移观测方法，如时移二维地震、时移井间地震、时移VSP等。

Good 3D animators are the most highly sought-after artist in the world of 3D.

好的3D动画师大多数是在3D的世界中最抢手的艺术家。

Based on the recovered 3D shape, the "texture image" calibrated to a standard illumination is generated by spherical harmonics ratio image and finally the illumination independent 3D face is reconstructed completely. The proposed method combines the strength of statistical deformable model to describe the shape information and the compact representations of the illumination in spherical frequency space, and handles both the pose and illumination variation simultaneously.

基于此重建的3D形状，进而通过球面谐波商图像的方法估计输入图像的光照属性并提取输入图像的光照无关的纹理信息，从而将光照无关的3D人脸完全重构出来，生成输入人脸图像在标准姿态和光照条件下的虚拟视图，用于最终的分类识别，实现了对光照和姿态问题的同时处理。

The research mainly focuses upon the unique deformation mechanism, forming method, quality control and parameter optimization, and the key technologies in Finite Element Analysis for the 3D Non-Axisymmetric thin-walled tube spinning. A CNC spinning equipment for the 3D Non-Axisymmetric thin-walled tube has been designed and manufactured based on the experimental investigation of the forming method.

着重研究变形机理、成形方法、质量控制及优化成形工艺参数，解决三维非轴对称零件旋压成形过程数值模拟关键技术；通过对成形工艺方法的试验研究，研制出能够旋压成形三维非轴对称薄壁空心零件的工艺装备。

The invention combines the visual divided storage technique with the 3D stereograph technique by the data fusion technique, therefore, each generated icon is a 3D stereograph in which the confidential information is stored dividedly.

本发明通过数据融合技术，将可视分存技术和三维立体画技术结合起来，所生成的n幅图标每一幅单独是三维立体画；又可以在三维立体画中分存隐藏秘密信息。

A kind of near-commodity softwaresystem of 3D-PIV stereoscopic reconstruction has been completed Using the softwaresystem,We can deal with data of experiment,design stereography arrangement in thenormal case and simulate different kinds of stereoscopic 3D-PIV cases.

基于这一理论的一套完整的、趋于商品化的3D-PIV三维重建软件系统也已编制完成，可用它做实验数据处理、正直摄影优化设计和仿真运算。

3D control of micropositioning, the environment for human-computer interaction based on the micro stereo image displaying, and microinjection are three focuses of this dissertation.The imaging models of CMO micro stereoscope and G micro stereoscope used in microvision subsystem are deduced. According to the imaging models, 3D visual servoing model based on image for micropositioning is set up. The technology of tracking and matching on the feature of image, which are relevant in visual servoing, is studied. Two arithmetic for avoiding obstacles, rolling/surrounding and curved tracking based on the depth first search, are further discussed.

在此基础上，对三维微定位控制技术、基于显微立体图像显示的人机交互操纵环境和微量注射等三个内容进行了重点研究：为了解决3D微定位问题，推导了显微视觉分系统采用的CMO型和G型体视显微镜光学成像模型，在此基础上建立了基于图像的3D显微视觉伺服定位控制模型，对视觉伺服中涉及的实时跟踪与立体匹配技术进行了研究，并进一步探讨了卷包裹法和曲线跟踪两种避障算法。

Finding 3D edges directly from 2D points, the algorithm is superior to the general algorithms in this field; introducing a cylinder as an additional subobject, it extends the domain of 3D objects which can be generated by the general algorithms for reconstruction.

算法直接由二维点求三维边，从而改进了这一领域的一般算法。通过引入圆柱体作为附加的子实体，扩充了一般算法产生的三维实体域。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。