单位向量

垂直于T和N所构成的平面的单位向量，该平面为曲率所在的面。

A unit vector normal to the plane of T and N , which is the plane of curvature .

这里H是Rm中单位向量。

H is a unit vector of R ~ m.

这是三个单位向量，在x，y，z三个方向。

So these are the three unit vectors in the x , y and z direction .

也就是说，任何向量u，任何与g的水平集相切的单位向量，应该要与f的梯度垂直。

And so that means that any vector u , any unit vector tangent to the level set of g is going to be perpendicular to the gradient of f.

引入可变单位向量的概念，利用Gram矩阵的正定性创建了一个新的不等式。

A concept of a variable unit-vector is introduced . A new inequality is built by means of the positive definiteness of Gram matrix .

采用切丛TS2n+1上的不同联络，证明了Hopf向量场是S2n+1上体积最小的单位向量场。

With a Sasaki metric defined by Hopf vector field , we show that the Hopf vector field has minimum volume on S2n + 1 for all n.

利用向量回转法和MATLAB软件对空间7R机构位置问题进行了分析研究，确定了各杆长和副长方向的单位向量，列出了机构的向量封闭方程，以及各杆位置方程；

The method of rotation vector and software of MATLAB were used to analyze the displacement of the spatial 7R mechanism and confirm every pole and connection direction unit vector .

在单位向量约束下找到PLS迭代初值，提高PLS收敛速度，说明PLS迭代收敛性。

The innovations of this dissertation can be showed in five aspects : ( 1 ) Find the PLS iteration initial value under the unit vector restraint , enhances the PLS convergence rate , explains the PLS iteration convergence .

如何选择合适的单位向量来创建新的不等式。

How to choose appropriate unit vector to establish new inequalities .

即竖直方向的单位向量。

It 's the unit vector in the vertical direction .

这意味着这一项就是单位向量。

So , that means this actually should be the unit vector .

沿着方向上的单位向量，与T垂直。

A unit vector in the direction of the projection of normal to T.

除以ρ之后，就能得到单位向量。

So , let me divide this by rho to get a unit vector .

通过保持量子态是单位向量，变换就都是幺正的。

By keeping quantum states as unit vectors , the transformations are all unitary .

它不是单位向量。

It is not a unit vector .

坦克稳定器单位向量变结构设计

Tank Regulator Design Using Unit Vector Control

只要把这个向量除以它本身的模，得到单位向量。

Well , you take this vector and you scale it down to unit length .

本文提出了多环空间连杆机构摆动力完全平衡的单位向量法。

This article presents the unit vector method for the full shaking force balancing of multi-loop spatial linkages .

如果要得到单位向量，需要除以它的模长。

But if I want a unit vector , then I should scale this down to length one .

用单位向量点积法求空间连杆机构中间构件的位置参数

Solving the displacement parameters of the connecting bars of spatial linkages by the dot product of two unit vectors

在曲面上固定一点，找出此点垂直的单位向量。

I take my point on the surface and build a unit vector that is standing on it perpendicularly .

并提出，根据两单位向量在座标转换中央角不变的特点建立补充方程式，以求解中间构件的位置参数。

Supplementary equations have also been formulated by considering the fact that the angle between two vectors remains constant in coordinate transformation .

并将其看作六维变形单位向量在六根超椭球轴上投影的加权平方和的根。

The stiffness can be considered as the weighted square root of six dimensions unit vector of deformation in the six-axis of hyperellipsoid .

本文提出了一种自适应控制算法：单位向量加积分校正自适应算法。

A new control algorithm is proposed in this paper . That is the unit vector with a integral corrective term adaption law .

也就是，如果我给你一个单位向量，试问，我沿着这个方向移动，我的函数值会变化得多快呢？

OK , so if I give you a unit vector , you can ask yourself , if I move in the direction , how quickly will my function change ?

该方法采用遗传算法作为进化机制，建立了n维向量与其单位向量和模的一一对应关系，构造了一种冗余度为0的编码。

Applying GA as evolution algorithm , the novel approach builds an one-one correspondence between an arbitrary n-dimension vector and its unit vector and modulus so as to construct a real-code whose redundancy is zero .

对于不确定非线性系统，针对带固定边界层非线性鲁棒控制算法的不足之处，设计了两类状态依赖边界层非线性鲁棒控制器：包括单位向量型和饱和函数型。

To overcome the weakness of the nonlinear robust controller with a fixed boundary layer , two kinds of nonlinear robust controllers with a state-dependent boundary layer are designed including unit vector type and saturation function type .

在性能指标优化的前提下完成切换函数的计算，并采用单位向量法，实现了全新的炮控系统设计。

Under the precondition of the optimization of performance criterion , the computation of the switch function was accomplished ; and the unit vector method was adopted to realize a completely new design method for gun control system .

如果我取一个单位法向量，然后用乘上另一个较长法向量N的模长，会怎样呢？

N What happens if I take a unit normal n and I multiply it by the length of my other normal big N ?

然后再定义了与运动矢量和DC系数都紧密相关的、以8×8块为基本单位的向量；

Second , a vector is defined based on 8 by 8 pixel size , which is correlated to the DC and motion vectors .