查询词典 random deviation

A kind of BP adaptive fuzzy method using minimum standard deviation estimator to identify gyro random drift is proposed in the paper, and the mathematical model is established.

本文提出一种BP自适应模糊辨识法及其辨识过程，它充分利用了语言信息与数据信息，在线反向传播学习，实现对陀螺仪的随机误差的高精度辨识，使数据辨识的均方误差达到最小。

It was shown that the deviation by"random distribution model"is less than 5%.

误差分析证实，采用随机模型给结果带来的误差小于5％。

They found that the students chose the winner 60% of the time, a statistically significant deviation from random choices.

结果发现随机挑选出现统计学上的偏差，学生们挑选的获胜者有60%是相同的。

Large deviation of heavy-tailed random sums in the risk models.

具有相依利率的离散时间保险风险模型的破产问题。

The effects of standard deviation of random variables and system size on computational accuracy are investigated by several numerical examples and two points estimate method are recommended when computational accuracy and execution time are considered in a comprehensive way.

数值仿真分析了随机变量标准差和系统规模对点估计法计算精度的影响，并指出在综合考虑计算精度和计算时间的情况下，2点估计法的结果令人满意。

If random testing reveals a deviation from the limit values on which the tests are based, an additional test will be undertaken on a different sample as a check.

If随机测试表明，偏离限值该试验是基础，额外的测试将进行不同的样本作为一个检查。

Secondly , by using Matlab and Excel sofewares, closing quotation datas of aggregative index number of Shanghai Security Market is analyzed by R/S analysis. It proves that Stock Market isnt obey normal distribution and is a random walk with deviation.

然后使用Matlab和Excel软件作为工具，对上证综合指数的收盘数据进行了R/S分析，发现中国股市不服从正态分布，而是个具有长期记忆的有偏随机游走。

Numerical example showed that the random manufacturing deviation produced large initial stress, which induced buckling failure of some spatial grid members, and had a large effect on the safety of the grids structures and could not be ignored.

正交正放四角锥网架的算例结果表明，随机制作偏差可以引起的较大的初始应力，使得网架结构局部杆件发生失稳破坏，从而对结构的承载力有较大影响，不容忽视。

Second, the distributions of the two series are both non-normal, and one series from auction mechanism has peaker mountaintop and fatter tail than the other series from continuous order-driven mechanism. Third, the auction will bring more noise in terms of stock yield, and demonstrate more deviation in the random walk in the market efficiency model.

第二，通过两种交易制度得到的两个股票收益序列的分布都是偏正态的，并且从集合竞价得到的序列比从连续竞价得到的序列尖峰厚尾；第三，集合竞价产生的股票收益比连续竞价产生的股票收益有更大的噪音，对市场有效假说的随机游走形式更大的偏离。

Its results show that in order to maintain desired BER performance the fixed estimalion error should be less than 0.07 dB, thd deviation of random estimation error should be less than 0.6, and the time-delay should be controlled within 0.001/v/λ(subscript c.

分析和仿真结果表明，为了维持系统所需的BER性能，固定估计误差值应小于0.07dB，随机估计误差的离差要低于0.6，而时间延迟应控制在0.001/v/λ

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。