查询词典 hypothesis test

Hypothesis test of clock synchronization is discussed in this paper.

在时钟偏差的统计分布特性近似于服务正态分布的假设条件之下，提出了基于非中心t分布的时钟同步假设检验方案。

With the theory of hypothesis test, the sine spectral estimator can be used to detect the harmonics and to estimate the parameters exactly.

利用以上推导的多正弦窗谱分析方法提出了一种检测色噪声背景中的多频信号的测量方法。

The parameter estimation and hypothesis test of the model under heterogeneity are reviewed.

分别就方差相等和方差不等两种情况给出模型的统计分析方法。

Committing to a significance level ahead of time can hide useful information about the outcome of a hypothesis test.

提前确定显著水平可能会隐藏关于假设检验的一些有用信息。

Methods: To compile SAS procedure for the calculation and hypothesis test of weight coefficient in AHP.

对层次分析法中权重系数计算和检验过程编SAS程序。

In this paper, the concept of multimedia digital watermark is introduced. The present state of this technology is summarized. The hypothesis test procedures of two different algorithms using DCT are analysed, and threshold choice problem is discussed. Computer simulation is done to confirm the conclusions made.

本文介绍了多媒体数字水印的概念，对当前的技术现状进行了简单的综述，重点研究了两种DCT 域上的数字水印算法的检测过程，在此基础上对两者的性能和特点进行了分析，并且进行了实验仿真验证。

Based on typical stochastic functional and combinatorial optimization problems, the effects of hypothesis test, performance estimation number and magnitude of noise on the performance of the approach are studied, and the effectiveness and robustness of the proposed approach are demonstrated.

基于典型的随机函数优化和组合优化问题，仿真研究了假设检验、性能估计次数、噪声幅度对算法性能的影响，验证了所提方法的有效性和鲁棒性。

In the entire mathematical statistic, hypothesis test is a very importants and valuable part, but it exists the risk of committing two kinds of errors.

在整个数理统计中，假设检验是一个很重要很有应用价值的部分，但假设检验中存在着犯两类错误的风险。

The language input has to go through the process of the learners' apperceived input, comprehended input, intake and integration, whose validity can be eventually established as the results of language acquisition after going through the hypothesis, test and amendment in language output.

学习者对语言输入的感知、理解、吸收和整合，必须经过语言偷出阶段的假设、尝试、检验和修正后，才能最终确立为语言习得的成果。

Finally, this paper carried out empirical study to the influential factors and economic consequences of financial behaviour of Chinese listed family firms from the perspectives of ROE, EPS, firm scale, growth rate, family share holding proportion, family control degree, circulated share proportion, stock equity concentration degree, stock equity discretion, board scale, external board member proportion, whether general managers hole the positions of board members, whether general managers are the family members, industry factors, district factors, by using hypothesis test, correlation analysis, regression analysis.

最后，论文从净资产收益率、每股收益、公司规模、成长率、家族持股比例、家族控制度、流通股比例、股权集中度、股权离散度、董事会规模、外部董事比例、总经理是否兼任董事或监事、总经理是否是家族内部人员、行业因素、区域因素等，应用假设检验、相关分析、回归分析等方法，对我国家族上市公司融资行为影响因素与经济后果进行了实证研究。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。