矢量计算

To reduce the computational complexity of Global Motion Estimation, a fast GME method based on the principle of the symmetry elimination and difference of motion vectors is proposed.

摘要该文针对全局运动估计计算复杂度过高的问题，提出了一种基于运动矢量对消和差分原理的快速全局运动估计方法。

In the numerical study, the governing equations of flow and heat transfer in 3 —D body—fitted curvilinear coordinate system being automaticly generated with TTM method were deduced by means of vector and tensor analysis. These equations were dliscreted with nonstaggered grids providing relative elimilating method for the pressure oscillation was domonstrated.

在数值分析中，借助于矢量理论和张量分析，导出了具有普遍意义的三维任意曲线坐标系下的流动传热控制方程，并利于TTM方法生成了计算域的贴体曲线坐标网格；在数值离散过程中，尝试了用非交错网格离散的方法并解决了压力场振荡的抑制问题；运用附面层理论，阐述了壁面函数法在三维任意曲线坐标系上的应用。

In this paper, a fast algorithm for image interpolation based on the tensor product of matrices is presented, which transforms the vector interpolation model to matrix form.

这个矩阵需要很大的存储量和计算量。本文利用矩阵的张量积将原有的矢量插值模型转化成矩阵插值模型。

C type cutter compensation method is also studied here, including analyses of detailed path transit situation, transit vectors and the whole process of establisment, implement, and finishing of C type cutter compensation.

本文同时还论述了C功能刀具半径补偿的实现方法，给出了详尽的C刀补轨迹转接情况分析和各种C刀补转接矢量的计算公式，并对C刀补的建立、进行和撤销过程进行了具体分析。

In the reference [5], the author has suggested a method of vectorial graphicalcomputation of the undamped forced vibration of the system with one degreeof freedom.

在参考文献[5]中，作者曾提出单自由度系统无阻尼强迫振动的矢量图解计算方法，本文将这方法进一步推广，应用到单自由度系统阻尼强迫振动。

Vector network analysis was used to measure the impedance and bandwidth of t...

使用微波矢量网络分析仪测量了改造后冲击器的阻抗、散射参数和高次模，并与优化计算做了比较。

By means of flow field software PHOENICS,the flow field of four-strand T type tundish in a specific steel plant is simulated in this paper and the velocity vector diagram and streamline graph of the hot metal flowing under different settings of the flow control device s are analyzed and compared.

应用流场计算软件PHOENICS对某厂四流T型中间包流场进行了数值模拟，分析比较了不同控流装置下钢液流动的速度矢量图和流线图。

In the meanwhile, using the radar sea-ice tracking system to foUow up forecasting data, and the vector diagram of drifting ice filed and nomination at spot manner.

同时首次现场实时计算出雷达冰漂流场矢量图，并开展了雷达海冰数值跟踪预报，在冰区油轮外输作业中得到很好应用，为雷达技术对水体和海冰监测和预报、遥感应用新领域提供科学依据。

Implementing agencies and the use of crank-rocker mechanism slider combination of six design agencies and institutions to carry out the design of specific size, the use of vector graphics equation analytical method for institutional analysis of speed and acceleration.

执行机构采用曲柄摇杆机构和滑块机构组合而成的六杆机构的设计方案，并对机构的具体尺寸进行了设计计算，采用矢量方程图形解析法对机构进行速度和加速度分析。

Using particle image velocimetercombined with CFD dynamic mesh,an experimental and simulation study was carried out on flow field in the near-wall region outside a vibrating tube.The charts of velocity vector of flow field outside the tube under five conditions with amplitude 1.3 mm and frequency 5—25 Hz were obtained,and the cosine of average synergy angle of flow field outside the tube was calculated.

采用粒子图像测速与CFD动网格相结合的方法，对振动圆管外近壁区流场进行了实验及模拟研究，得到了振幅1.3 mm、频率5～25 Hz范围内的管外流场速度矢量图，计算了不同工况下管外流场的平均场协同角余弦值。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。