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- contravariant vector field 反变向量场
- In the case of a vector field causing a particular term in the SME equations, the orientation coincides with the direction of the vector field. 若向量场造成SME方程式中一个特别项，则时空的方向会与向量场的方向一致。
- The guidance vector field can be procedurally generated, or computed from 3D medical images. 方向场可由过程式方法生成，也可由三维医学数据处理而得。
- EOF, EOF procedures, principal component analysis procedure, suitable for vector field orthogonal decomposition. 经验正交函数，EOF程序，主成分分析程序，适合做向量场的正交分解。
- The electric current density vector field also satisfies superposition principle, some applications thereof are introduced. 摘要电流密度矢量场也满足叠加原理，给出了一些应用电流密度场叠加原理的例子。
- Gravitational field is a kind of vector field, and the description of gravitational force by general relativity is very effective. 引力场是一种矢量场，广义相对论对引力问题的描述是非常有效的。
- First, an arbitrary timelike vector field can be interpreted as defining the world lines of some family of (possibly noninertial) ideal observers. 然而，爱因斯坦场方程式对于一时空模型中，物质或非重力力场的哪些状态是被许可的并不太拣选。
- First, base surface is separated from geometric details by using the Poisson equation and a displacement vector field is obtained. 首先利用低通滤波和泊松方程对源曲面上特征区域进行基面与细节特征的分离操作，求得基面与特征之间的偏移矢量场；
- The results showed that the distribution of the precipitable water field was different from the vector field of water vapor flux . 结果表明,可降水量场 与水汽通量矢量场的分布不一致，水汽源地中以北海的水汽输送贡献最大；
- In this paper, a comprehensive simulation of the vector field imaging based on the inter-molecular multiple quantum coherences (iMQC) was performed. 摘要对基于分子间多量子相干的矢量场成像进行了系统的模拟研究。
- This is the base of vehicle control. (4) The paper analyzes the advantage and disadvantage of some path planning method of AGV, and adopts the method based on vector field model. (4)通过对几种常用的自动导引车路径规划方法的优缺点分析,结合实际应用要求,给出了基于矢量场的路径规划法。应用该矢量场模型可以规划出满足工程要求的、较安全的合理路径。
- The experimental results show that the image that is interpolated by PTSS not only has an impressively subjective quality, but also has more smooth motion vector field and less MSE compared with source frame than traditional TSS, NTSS, or FS. 实验结果表明 ,与传统的 TSS、新三步搜索 ( NTSS)、全搜索 ( FS)算法相比 ,利用 PTSS算法补偿得到的图像帧 ,其图像的主观质量有明显的提高 ,具有更加平滑的运动矢量场 ,且图像帧同原始帧之间的最小平方误差 ( MSE)最小
- The Riemannian metric of perspective in stereo graphic projection is introduced and a property of the continual cut vector field on the spherical surface is discussed. The accordance of the Riemannian metric with the flat metric of Euclid space is proved. 介绍了在球极投影下引入的黎曼度量,并介绍了这种度量的一些性质,指出了这种度量与从平直的欧几里德空间标准度量中诱导的黎曼度量是一致的;
- We shall use various schemes, none of them wholly satisfactory, to depict vector fields in this book. 在本书中我将用不同的图样画出矢量场，但没有一种是完全令人满意的。
- In this paper,by giving a left invariant and symplectic structure, we have discussed the left invariant vector field and Maurer-Cartan form on Lie group,and have drawn some conclusions on them. 文章通过对李群上赋予一个左不变的辛结构,对李群上的左不变向量场及左不变1一形式进行研究,得出相关结论。
- As an analogue of the three vector fields the fundamental vector fields of DN manifolds preserve the DN structures. DN流形上的基本向量场做为上述三种向量场的类似物，它保持DN结构，但由于DN结构较为复杂，因而保持DN结构这一特点的表述也相应地比较复杂。
- Streamline technique is employed at large in the visualization of CFD vector fields. 摘要流线可视化技术是普遍采用的CFD矢量场可视化工具。
- Texture based visualization for vector field, such as Line Integral Convolution (LIC), can effectively depict the global features of the vector data without losing local information. 基于纹理图像的矢量场可视化技术能够清晰有效地揭示整个矢量场的全局特征，不会造成局部信息的丢失。
- It sums up the definition,general expressing formula and general calculating method of flux in any vector field by analyzing the flux in the speed field,electric field and magnetic field of fluid. 文章通过对流体的速度场、电场和磁场中通量的解析;总结出了任意的矢量场通量的定义、一般表达式及一般计算方法.
- The field artillery pounded away at the for tress. 野战炮兵连续炮击那座要塞。
