查询词典 lag covariance

Since many difficulties exist in the design of equivalent weight with correlated observations, the concept of equivalent variance-covariance is presented.

鉴于相关等价权的构造非常困难，提出了等价方差-协方差概念。

This research bases on Dennis Pelletier's (2006)"Regime Switching Dynamic Correlation" model to estimate the covariance matrix through dividing the correlation into three regimes.

中文摘要本篇论文采用Denis Pelletier (2006)所提出的状态转换之动态相关系数模型，将资产报酬之相关系数分为三个状态，以估计其共变异数矩阵。

In real-world driving, this means a lag between the moment the accelerator pedal is pressed down and the car begins to move, as well as vibration and noise.

在现实世界中的驾驶，这意味着与目前的油门滞后按下下降，汽车开始移动，以及振动和噪音。

QHSE management system which is widely applied in CNPC, could improve safety management continually. But there are still some factors such as lag of management, unreasonable structure of organize, unqualified employee, lack of accident report and hazard analysis system influence the effects. Meanwhile, exterior challenges from other domestic and international companies are drastic. So how to bring the safety management to a higher level has a practical meaning.

QHSE管理体系作为中石油销售企业广泛采用的安全管理模式，在改进安全绩效的同时，也面临着管理水平低、组织结构不合理，员工素质低，事故报告和风险分析体系缺失等制约因素，加之激烈的外部竞争，如何在现有的QHSE管理体系基础上提高安全业绩具有重要的现实意义。

So it is worthwhile to pay attention to the change in heterophoria in addition to accommodative lag in myopic progression.

因此，除了调节滞后，隐斜的变化在近视眼进展中的作用也同样值得关注。

High accommodative lag in the nearwork may be one of the reasons leading to myopia progression.

近距离工作时高调节滞后可能是导致近视进展的原因之一。

Further, we tested the time-lag effect and accretion effect of FDI spillover, both of which we got valuable conclusion.

我们的研究结果表明，在我国 FDI 的行业内溢出效应的当年效应、时滞效应和增量效应都是显著存在的。

Reconstruction plate or together with lag screw for fixation of scapular fracture, and K-wire or reconstruction plate for clavicular and acromion fracture, were used in surgical treatment.

应用重建钢板或与拉力螺钉合用固定肩胛骨骨折，克氏针或重建钢板固定锁骨或肩峰骨折。

On the LAG basis, a kind of Block Adjacency Graph structure is developed here.

本文在LAG的基础上，发展出一种块邻接图BAG结构。

52 Cases of femoral intertrochanteric fracture were fixed with L-trapezoid plate,while 25 cases three cannulated lag screws with the third screw inserted at a low angle,just adjacent to medial calcar to obtain rigid fixation.

作者用切开复位，L形钢板内固定手术治疗股骨粗隆间骨折52例，用闭合复位三枚空心拉力螺钉经皮内固定治疗25例，其中第三枚螺丝钉紧贴内侧股骨矩，低角度打入。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。