查询词典 matrix transform

According to a typical OFDM signal model, this paper proves that the coefficients matrix of the intercarrier interferenceis a unitary matrix whose inverse matrix is much easier to get, and then proposes a new ICI cancellation method with less computation complexity based on sending pilot symbols.

根据一种典型的OFDM系统模型，证明了载波间干扰系数矩阵为酉阵，并利用其容易求逆的性质，提出了一种基于发送训练码的ICI消除方法，以较小的计算复杂度对接收信号进行处理来消除ICI。

First, four groups of filter coefficients matrix for DCT domain deblocking are deduced. Then frequency characteristic parameters are extracted to instruct the selection of the filter coefficients matrix. The selected filter coefficients matrix multiplied with the DCT coefficients and the blocking artifacts is alleviated in the filtered DCT blocks.

在DCT-AFBAR算法中，首先推导出四组用于DCT域滤波的系数矩阵，然后根据解码块的频率特征参数来选取当前DCT块滤波所使用系数矩阵，最后将相应的DCT系数块与选好的系数矩阵进行相乘，即得到消除了块效应的DCT系数块。

During the T-matrix method of calculating light scattering by particle, incident and scattered fields are expand into spherical vector wave functions: which, via their relationship derived from the Maxwell equations, leads to the T-matrix, a transferring matrix between expansion coefficients of fields.

在粒子光散射计算的T矩阵方法中，将入射场和散射场用球矢量波函数展开，通过Maxwell方程推出二者之间的关系-零场方程，可获得散射场和入射场展开式系数之间的传输矩阵-T矩阵。

Consider singular growth curve model as follows : Y = ABC + E , where A , C are all known matrices, B is an unknown matrix of regression coefficients , Y is a matrix of observations and E =(1,(2),... is matrix of random errors .

考虑奇异增长曲线模型：Y=ABC+E，其中A、C均为已知矩阵，B是未知回归系数阵，Y为观测资料阵，E=ε_((1)…ε_(n′为随机误差阵，假定Eε_(iε_(i′=∑，i=1，2…n，Eε_(iε_(j′=0，i≠j，这里∑≥0。

Based on the method of matrix transformation used in the compound material mechanics, the anisotropic flexibility matrix of the anisotropic sand with a certain stress state is transformed to be an isotopic one of a certain isotropic reference material with the corresponding stress state, and a corresponding stress matrix is obtained simultaneously.

借鉴复合材料力学中矩阵转换的数学方法，将各向异性砂样的柔度矩阵转化为各向同性等效参考砂的柔度矩阵，同时导出与其相当的应力状态的表达式，以使对各向异性岩土材料的分析可转换为对各向同性状态进行分析，由此可将以前基于各向同性假设的强度条件能够用于各向异性土体。

Using a planar target as intermedium, an optimized object function of the position and orientation transformation matrix of the sensor is established; and the matrix, namely registration matrix, is derived from the feature points on the planar target.

采用一个平面靶标作为中介，建立了传感器位姿变换矩阵的优化目标函数，根据靶标上多个特征点求解出该矩阵，即拼接矩阵。

A measure of a printer is printing resolution, print speed and noises frequently used printers have dot matrix printer, inkjet printer and laser printers, dot matrix printer with the printer and paper physical contact to print character graphics, was then divided into two by the ink jet printing character graphics series dot-matrix characters non-bumping fanwei inkjet printers and thermal printers.

衡量打印机的指标是打印的分辨率，打印速度和噪声。常用的打印机有针式打印机，喷墨打印机和激光打印机，针式打印机通过打印机和纸张的物理接触来打印字符图形，而后两种是通过喷射墨粉来印刷字符图形的串式点阵字符非击打式打印机主要有喷墨式和热敏式打印机两种。

Matrix decomposition meams the summation of dividing matrix into several pieces of matrix or product, it is the important in which solved method of some linear algebras problem, its research is significant.

摘要矩阵分解是将一矩阵分解为若干个矩阵的和或乘积的形式，它是解决某些线性代数问题的重要方法，它的研究具有重大的意义。

The model of layout and design for product platform is established which including the layout matrix for product series, the function module matrix and the structure module matrix.

建立了产品平台规划与设计模型，该模型包括产品系列规划矩阵、功能模块矩阵及结构模块矩阵。

To do so, Neo re-enters the Matrix. In his search for truth, he visits the Oracle the late Gloria Foster (news, protected by the fighter Seraph; rescues the Keymaker, who knows the system's weakness; encounters new foes in Merovingian, a Matrix political heavyweight, his duplicitous trophy wife, Persephone Monica Bellucci (news, and the Twins (English black-belt brothers Neil and Adrian Rayment), a silver-clad albino duo in dreadlocks; and finally encounters the Architect, the godlike creator of the Matrix.

为了了解这个，neo返回了矩阵；在他寻求真相的过程中，他拜访了先知，被战斗天使所保护的；救了持有钥匙的人，他知道矩阵系统的弱点；遇到了新的角色Merovingian，矩阵的政治上很有实力的人；他的妻子Persephone和新的双胞胎，银色的衣服；最终将遭遇到技师，象神一样的矩阵制造者。

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。