查询词典 averaging operator

This study uses value averaging investment strategy and dollar cost averaging investment strategy, analysis its long-term investment earnings performance in the domestic stock mutual fund.

本研究采以价值平均投资策略及定期定额投资策略，检验其运用在国内股票型共同基金的长期投资获利绩效情形。

In contrast to dollar cost averaging which mandates that a fixed amount of money be invested at each period, the value averaging investor may actually be required to withdraw from the portfolio in some periods.

相对dollar cost averaging（这种方式要求每个阶段投入一笔固定的资金）而言，value averaging的投资者实际可以在某个阶段收回股份。

The phytoplankton biomass altered from 4.22 mg/L to 22.31 mg/L, averaging 12.29 mg/L. The diversity index of the phytoplankton (H =0.96) was relatively low. The zooplankton identified belongs to 19 species, and its biomass ranged from 3.75mg/L to 7.74mg/L, averaging 5.93mg/L. The diversity index of the zooplankton was relatively low too. In the cultured rice fields, the phytoplankton identified belonging 53 gena, 6 phyla.

在网箱养鳝塘中，共检出浮游植物40属，隶属于7个门；浮游植物生物量变化在4.22mg/L-22.3mg/L之间，平均为12.29mg/L；浮游植物的多样性指数相对较低(H=0.96)；共检出浮游动物19属，其生物量变化在3.75mg/L-7.74mg/L之间，平均为5.93mg/L；浮游动物的多样性指数(0.80)也相对较低。

The averaging method is used to analyze this model, the phase diagrams and the time history curve of this system are achieved, the results show that its movement converges to a limit circle oscillation. It demonstrates that the results obtained by the averaging method coincide with those by experiment well.

利用平均法对系统进行了近似求解，得到了系统的运动相图及时间历程曲线，结果表明系统运动收敛于稳定的极限环，所得结果与实验吻合得较好。

A phase angle of the fading vector which is subjected to the weighted-averaging is compared with a phase angle of the fading vector which is subjected to the weighted-averaging calculated previously.

受到加权平均的衰减矢量的相位角被与受到预先计算的加权平均的衰减矢量的相位角相比较。

Bitmap Averaging - This program should show an efficient way of averaging the pixels of 2 bitmaps together with ScanLine.

Bitmap Averaging这个程序演示了使用扫描线将两个位图的像素均衡起来的操作。

Secondly, more and more researchers have found that the change of ST segment in Electrocardiogram has close relations to the majority of the cardiovascular disease, so electrocardiogram signal pretreatment methods, including 4 point averaging filter, slide averaging filter, first difference, second difference, have been designed; With this foundation, detection method based on the second difference variable threshold to detect R wave in electrocardiogram has been designed, and heart rate has been calculated accurately.

其次，由于越来越多的研究者发现心电图中的 ST 段的变化与大多数心血管疾病都有着紧密的联系，因此，本课题设计了心电信号预处理方法，包括 4 点平均滤波、滑动平均滤波、一阶差分、二阶差分等；在此基础上，设计了基于二阶差分可变阀值检测方法来检测心电波形中的 R 波，计算出了较为准确的心率值。

The results show that most of stress drops Δσ in the volcano areas are between 0.2-2MPa, averaging 0.95MPa. Ambient str esses τ0 are between 0.7-3MPa, averaging 2.2MPa, an area with low stress.

结果给出，火山地区的应力降Δσ多数在0.2～2.0MPa 之间，平均为0.95MPa；环境应力τ0值在0.7 ～3.0MPa 之间，平均为2.2MPa，属于低应力地区。

First we prove that all points on the imaginary axis except for zero belong to the resolvent set of the operator corresponding to the model, second prove that 0 is an eigenvalue of the operator and its adjoint operator with geometric multiplicity and algebraic multiplicity one,last by using theabove results we obtain that the time-dependent solution of the model str.

首先证明在虚轴上除了0以外其他所有点都属于该算子的豫解集，其次证明0是对应于该系统的主算子及其共轭算子的几何与代数重数为1的特征值，由此推出该系统的时间依赖解当时刻趋向于无穷时强收敛于系统的稳态解。

Specify what status the spatial operator algebra locates at in many methods of multibody systems dynamics formulations and what the relations are between the spatial operator algebra and other dynamics formulations.We explain the basic conception of the Lie group, Lie algebra and Riemannian manifolds in detail, deeply analyze and research the Special Euclidean Group SE(3) and se(3) in the Lie group, Lie algebra. Establish the relation between the adjoint transformation Adg and the operatorφ(k + 1,k) under a particular condition, substitute the operatorφ(k + 1,k)with spatial adjoint operator Ad kk ?

在多体系统动力学理论体系中，详细阐述了Lie群、Lie代数和Riemannian几何的基本概念，对Lie群、Lie代数中的特殊Euclidean群SE(3)和se(3)作深入分析与研究，建立Lie括号下的伴随变换Adg在特定条件下与空间算子代数理论中的空间变换算子φ(k + 1，k)之间的相互关系，并将空间伴随算子Ad kk ？

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

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Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。