叉积

词组短语

vector product

与叉积相关的网络例句 [注：此内容来源于网络，仅供参考]

First of all, traditional costas loop and AFC was modified.

首先对传统的科斯塔斯环和叉积自动频率跟踪算法进行改进。

In a cross join, each row from one table is combined with each row from another table, resulting in what is called a cross product or a Cartesian product.

在交叉联接中，一个表中的每一行与另一个表中的每一行合并，导致生成叉积或卡迪尔积。

A method to decide whether a vertex on a plane is in a convex polygon or not is presented according to the sign of the third dimension element of cross product of two vect...

引入利用向量叉积符号判定三角形的方向，进而判别平面上一点是否在凸多边形内的方法，简化了计算。

In this equation,* is a scalar multiplication, x is a vector cross product, and .

在方程式中，"*"代表纯量乘法，"x"是矢量的叉积，而"。"

The vector product or cross product of two vectors, v and w

向量 v 和向量 w 的内积或叉积。

In this paper, privacy-preserving point-segment cross product protocol is firstly presented under the semi-honest model and its security and correctness are also discussed.

对此提出了半诚实模型下保护私有信息的点线叉积计算协议，讨论和分析了其安全性与正确性，并且以保护私有信息的线段相交判定为例说明了其用途。

The vactrix method is further developed, a vectrix Skew-symmetric crossproduct identity is presented and the dyadic form of the derivative of a vector with respect to another vector in terms of vectrix is also offered.

进一步发展了矢阵方法，提出了矢阵叉积算子恒等式及矢量相对于矢量的导数以矢阵表示的并矢形式，并给出了若干应用实例。

The invention refers to a method to correct universal frequency of electric communication technique, its character: make signal index quantization on the complex number of cross product, to directly reflect the quantized numerical value of tangent value and the located quadrant of imaginary and real parts, use inverse tangent ROM table to discriminate the processed result, then make loop filter and phase accumulation on the discriminated result to obtain error-correcting angle, and use digital controlled oscillator to make table look-up and quadrant adjustment to obtain correcting factor; use the relationship of trigonometric function in each quadrant to compress inverse tangent look-up table ROM and digital controlled oscillator look-up table ROM.

一种涉及电通信技术的通用频率纠正的方法，其特征在于：它采用如下步骤：经过叉积的复数进行信号指数量化处理，通过该复数虚、实部信号的指数量化结果的差值及其极性直接反映虚、实部的正切值的量化数值以及所处象限，将处理后的结果通过反正切ROM表进行鉴频，鉴频后的结果经环路滤波和相位累加，得纠偏角度，通过数控振荡器针对纠偏角度进行查表和象限调整，得到纠正因子；通过个象限之间的三角函数关系来压缩反正切查表ROM和数控振荡器查表ROM的大小，本发明资源耗费小，效率高，可极大地节省内存资源。

For multi-layer fabric, Kronecker product and yarn grouping of different layers according to the arrangement ratio are combined together to explore the mathematical model of weaves automatic generation. The qualifications of forming the multi-layer weaves are also discussed.

对单系统织物组织类别，首先根据数学描绘的需要进行了重新划分，分为规则组织、准规则组织和非规则组织，接着分别建立了各种类别组织的数学模型，并对组织自动生成的参数和组织构成条件进行了归纳和总结；对于多系统组织的重组织和层组织，结合不同系统纱线按排列比的分组法和矩阵的Kronecker叉积运算建立了组织结构矩阵自动生成的数学模型，并对多系统组织构成条件的数学模型进行了分析。

Regarding (6) type, when tradition Time variable t is two spatial vectors (+ psi 1i) and (- psi 2j) Crossed products v also is not 0, it (x1, x2, x3) differs 90 compared to on speed with the three-dimensional space in the space by the pure imaginary number attribute, I=e^I pi, therefore it Number space has in the physical property with the dot product constitution the difference, because Crossed products psi 1i (X psi 2j extremely small visible it is equal to zero under the conventional speed, but is very big in the object movement speed time, Crossed products psi 1i (X psi 2j in the physical quantity and for the quantum mechanics in may not to the easy quantity, its space and the conventional space is different, the performance is intrinsic or the interior space If the definition vector (+ psi 1i) and (- psi 2j) the dot product constitutes the three-dimensional space (x1, x2, x3) is exterior space, but the three-dimensional space which (+ psi 1i) and (- psi 2j) Crossed products constitutes by the vector is the internal space, contrasts its component

对于⑥式，传统时间量t为两个空间矢量(+ψ1i)与(-ψ2j)的叉积比上速度v且不为0，其与三维空间(x1，x2，x3)在空间上相差90度以纯虚数表征，I=e^Iπ，故其与点积构成的实空间有物理性质上的不同，因为在常规速率下叉积ψ1i(Xψ2j非常小可视其等于零，而在物体运动速率很大时，叉积ψ1i(Xψ2j之中物理量与则为量子力学中的不可对易量，其空间与常规空间不同，表现为一个内在或内部性空间。若定义矢量(+ψ1i)与(-ψ2j)点积所构成的三维空间(x1，x2，x3)为外部空间，而由矢量(+ψ1i)与(-ψ2j)叉积而构成的三维空间为内部空间，对比其分量

与叉积相关的网络解释 [注：此内容来源于网络，仅供参考]

cross product：叉积

这样的结果集(两个表的叉积(cross product))没什么用处. 需要用一个联结条件(join condition) 来调整结果集. 例如,下面这个查询标识出那些是经理的职员:前面的语句是一个内部联结的示例. 内部联结(inner join) 只返回叉积中满足联结条件的行.

Kreuzprodukt cross product：叉积

Kreisteilungspolynom cyclotomic polynomial 割圆多项式 | Kreuzprodukt cross product 叉积 | Kriterium; -ien criterion; -ia 准则

cross product of chain：链的叉积

cross prisms | 正交棱镜 | cross product of chain | 链的叉积 | cross product | 叉积, 向量 积, 交叉乘积

crossed product：叉积,向量积

crossed multiplication 交叉乘法 | crossed product 叉积,向量积 | crossfooting 交叉验算

cyclic crossed product：循环叉积

循环部分|cyclic part | 循环叉积|cyclic crossed product | 循环差集乘子|multiplier of cyclic difference set

general crossed product：一般叉积

general crossed check 一般横线支票,普通划线支票 | general crossed product 一般叉积 | general crossing 普通划线,无担保项目

scalar product,dot product,inner product：数量积,外积,叉积

向量在轴上的投影 projection of a vector onto an axis | 数量积,外积,叉积 scalar product,dot product,inner product | 曲面方程 equation for a surface

Vector Matrix Product：(矢量矩阵积)

Cross Product(叉积) | Vector Matrix Product(矢量矩阵积) | World Matrix(世界坐标矩阵)

outer product：叉积

895. outer pole generator 外磁场发电机 | 896. outer product 叉积 | 897. outer shell 外层

triple product：三重积(混合积)

cross 叉积(向量积) | triple product 三重积(混合积) | normal vector 法矢(法向矢量)