查询词典 sample capacity

The 5th chapter studied the crucial problem of floating detection application, develop the traffic flow information collection technology based on GPS, put forward the general principle and optimization method of the floating detection minimum sample size, and simulate several sample size scenarios of floating detection on the city road with the microscopic simulation softwareThe 6th the combination application optimization of the dynamic traffic flow information collection technology, put forward the necessariness of combination application optimization, then analysed the principle and work steps of combination application optimization design, finally gived an example for the combination application optimization.

第五章是移动型检测器应用的关键问题研究。本章对移动型检测器的空间布置问题进行了研究，设计研究了基于GPS的动态交通流信息采集技术，提出了移动型检测器最小样本量确定的一般原则和方法，并利用微观仿真模拟软件进行了模拟分析。第六章是动态交通流信息采集技术组合应用优化设计研究。本章首先提出了进行动态交通流信息采集技术组合应用优化设计的必要性，然后分析了组合应用优化设计的原则，设计了组合应用优化设计的工作步骤，并举例分析了动态交通流信息采集技术组合方案的优化设计方法。

Index to sample the company's net assets, cash flow and other financial data and calculation of sample

指数样本公司的净资产，现金流量和其他财务数据和样品计算

Finally, I've updated the code sample recently to include a feedback about the sample design sent to me by Nimrod Cohen.

最后，我已经更新的代码示例最近包括对样本设计反馈发给我的猎人科恩。

The Mann-Whitney test is the nonparametric equivalent to the two-sample t-test and has little power with small sample sizes.

Mann-Whitney检验等同于参数检验中的两样本的t-检验，但对于同样的样本容量，检出力较小。

In the parameter estimation of the probability of default model,nonrandom sample selection will cause sample selec- tion bias and bring biased parameter estimation.

在贷款违约概率模型的参数估计过程中，样本选择的非随机性会产生样本选择性偏差，导致参数估计有偏。

In the meantime, a new relation between the coefficient of variation for a normal variate and its sample size is achieved, where the probability to make mistake Ⅱ is considered 5 The probability distribution of fatigue strength at given life under large sample size determined by a new method is found to follow the log-normal distribution and normal distribution, and a new method are developed to estimate the characteristic parameters of probability distribution of fatigue strength from the probability distribution of traditional tensile properties.

根据P-S-N曲线的要求，采用概率统计方法，导出了考虑犯Ⅱ类错误的概率时获取给定精度P-S-N曲线所需的最少子样容量，引入了不同方法获取的P-S-N曲线结果是否趋同的判别标准，得到了P-S-N曲线的寿命求解法和系数求解法获得趋同结果的条件。 5）研究了大子样条件下指定寿命时疲劳强度的概率分布，并提出了根据拉伸性能的分布估算材料疲劳强度概率分布参数的一种方法。

The results showed that over 70% sample stations in May and August of both two years were mesotrophy and eutrophication; and over 40% sample stations in February and November were mesotrophy and oligotrophy in both years.

结果表明，2个年度中5和8月均有超过70%的站位评价结果为中营养型和富营养型；而2和11月均有超过40%的站位呈现中营养型和贫营养型。

Solid-phase extraction technique has become increasingly popular in recent years because it is experienced with several major advantages: the fast, simple and direct sample application in very small size without any sample loss; higher preconcentration factor; rapid phase separation; the ability of combination with different detection techniques in the form of on-line or off-line mode; time and cost saving.

而固相萃取与原子光谱检测技术联用在痕量元素的分离富集和形态分析中也发挥着日益重要的作用。

In order to deal with the problem of face recognition with one sample per person, a method called sub-block Principal Component Analysis based on partitions of the sample is presented in this paper.

针对单样本人脸识别问题，本文提出了一种基于单样本切割的子模块主成分分析方法。

Comparing with the previous stimulus-response method with only one sample port, the new method has the advantages of more reliable, simpler algorithm and more flexible for position of the sample ports.

与一点取样的动态响应曲线法相比，新的两点动态法具有数学模型的边界条件简单，对取样点的放置位置比较灵活，结果可靠等优点。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"