查询词典 curve in space

3D reconstruction is one of the most challenging problems in computer vision. This project uses CAD model to increase the accuracy,robustness and speed of 3D reconstruction and five different works are conducted: 1 research on space curve 3D reconstruction method based on high curvature point nad turning point; 2 free-form curve 3D reconstruction based on B-spline and BURBS; 3 Active surface affine reconstruction based on single frame; 4 Matching and reconstruction of 3D sparse points; Data fitting method based on the iteration of nearest point.

三维重建是计算机视觉中公认的难题，本项目使用CAD模型来提高三维重建的精度、稳健性和速度的思路，围绕着空间曲线和曲面的三维重建和匹配开展了以下五个方面的研究：1）基于高曲率点和拐点分割的空间曲线三维重建方法研究；2）基于B样条和NURBS表示的空间自由曲线三维重建方法研究；3）基于单帧图像的有源曲面仿射重建；4）三维离散数据的匹配与重建；5）基于迭代最近点的数据拟合方法。

The tangent space and normal space of the robot motion curve is constructed by using Newton-Euler orthogonal method, which satisfies the restrictions of linear and angular momentum conservation of free-floating space robot system. An analytical expression of joint actuation torque in the floating state is given by using this method.

根据空间机器人自由漂浮状态时系统动量守恒的特点，采用Newton-Euler正交方法构建了满足系统动量守恒约束条件的空间机器人运动曲线法空间与切空间基底，并以此基础得到了自由飘浮状态下的空间机器人关节力矩的显式表达式。

Because of the uneven temperature's distribution in the space,the detected temperature'value will vary with the different placement of the temperature sensor in detecting temperature and then need to know the distributing curve of temperature in the given space.

由于温度在空间中分布不均匀，在进行温度检测时会出现检出温度随着温度传感器放置位置的不同而不同的现象，这时就需要知道特定空间内的温度分布曲线。

A projection method is used to smooth out start and end points of the ruling line sets. With predefined Euclidean 6 space distances, the problem of ruled surface approximation from line sets in Euclidean 3 space can be converted into a least square B-spline curve fitting issue in Euclidean 6 space.

利用"投影"光顺法对齐直母线段族首末端点，再通过定义欧氏6空间下的距离函数，将欧氏3空间下的直线族逼近直纹面问题转换成欧氏6空间下B样条曲线最小二乘拟合问题。

Based on the Guldin's first theorem, it was deduced that the general formula to calculate the rotating surface area which is shaped by rotating the curve Г in a plane around the L-axis in the space by using curve integral.

依据古鲁金第一定理推证，得到利用曲线积分计算空间某一平面上的曲线Г绕直线L旋转而成的旋转曲面面积的通用公式；利用曲线积分计算xoy面上的曲线c绕直线L旋转而成的旋转曲面面积的通用公式。

With Hilbert space filling curve and latent semantic index, MLSQ maps similar data objects in high dimension semantic space into an adjacent range in one dimensional value space, and considers every data object sequence number in one dimensional space as a key. MLSQ distributes the keys to adjacent nodes of structured P2P systems. By embedding the process of searching data points of HSFC into the nodes of structured P2P networks and using the data search mechanism of networks, MLSQ can facilitate to search the data objects in accordance with query requirements.

该方法利用Hilbert空间填充曲线和潜在语义索引，将高维语义空间中相似的数据对象映射到一维数值空间中的邻近区域中，并以每个数据对象在一维数值空间中的序号作为键，将数据对象的索引分布到有组织P2P网络邻近的结点上，通过将HSFC中数据点的查找过程嵌入到有组织P2P网络的结点上，再利用网络的数据查找机制，MLSQ可方便地搜索到符合查询要求的数据对象。

In the design of interior space, the enveloping curve of head is used to research the design of interior space in CATIA , a new concept of space surface is presented for the design of the interior space.

本文在CATIA平台下运用人机工程学理论对汽车室内设计进行了系统的研究，充分体现了CATIA中人机工程学理论在汽车室内数字化设计与评估过程中的直观、快捷的优越性。

Is a special type of a set design, production as one of technology-based manufacturing companies, specializing in the production of space curve and flat curve, Cam-products are widely used in textiles, printing, packaging industries, especially in the textile Industry is nearly 10 years of technical experience accumulated.

西安滨田特型机械有限公司是一家集设计、生产为一体的技术型制造企业，专业生产各种空间曲线及平面曲线、主导产品凸轮被广泛应用于纺织、印刷、包装等行业，尤其在纺织行业更是有近10年的技术经验积累。

In the space of relative vacuum, the wave of gravitation of produce the connection of gravitation of at the mutuality of each quantum spatial measurement, in the crooked space of relative vacuum the mark of path also is crooked mark, make the mark of path quantum spatial measurement also come to do curve, cosmic energy not can leave the space of cosmic time-space.

在相对真空空间中，在各宇称量子之间产生引力关联的引力波，在相对真空的弯曲空间中的径迹也是曲线，使宇称量子的径迹也成曲线，宇宙能量逃逸不了宇宙时空空间。

Space-filling curve has been extensively used as a mapping scheme from high-dimensional space into linear space,and imposes a linear order of points in th...

依据Z曲线构造过程，将高维空间分割成大小相等的网格，以此将网格中的点映射到线性空间中。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐