This paper analyzes the insufficiency which exists in the sequence randomness test by FFT and pre-sents a test method of sequence randomness based on time-frequency distribution(TFD).
分析了短时傅里叶变换(FFT)在序列随机性检验中存在的不足,提出了将时频联合分布(TFD)理论应用于序列随机性的检验中,并且对这种方法作了初步的研究。
Application of randomization test in the sample size adjustment for internal pilot study
随机化检验在内部预试验自适应设计样本量调整中的应用
Based on the analysis,a method of using random run-length testing and period testing to recognize the spin-stabilized targets is introduced.
详细分析了空间目标的姿态特性,在此基础上利用了非参数统计学中的随机游程检验的方法对其进行随机性判断,同时利用周期性检验的方法确定目标的周期,并求出其旋转周期,从而实现了对自旋稳定目标的判别。
An algorithm of clustering analysis with randomized statistical testing is developed in this paper.
本文建立了具有随机化统计检验的聚类分析算法,用于对若干个样品进行有显著性标记的聚类分析。
More recently, the plant has undergone35 random tests under the supervision of the county environmental protection bureau and passed all of them, the statement said.
据称，最近工厂在县环保局的监督下进行并通过了35次随机检验。
Spatial Structure Analysis of Landscape and Random Testing of the Tree Distribution in Maoershan;
帽儿山景观空间结构分析与林木分布格局的随机检验
Random Effect Tests for Frailty Models and Extended Residuals for the Fit of Models
脆弱性模型的随机效应检验和推广的拟合检验
A Goodness-of-fit Test for Linearity of a Stochastic Regression Model with Ranked Set Sample;
秩集样本随机回归模型的线性性检验
Research and Statistical Tests on Uniform Random Number Generators;
均匀随机数发生器的研究和统计检验
Algorithms for Generating and Testing Lognormal Pseudorandom Numbers;
对数正态分布伪随机数的产生与检验
Research on the volatility of freight and random walk test of international dry bulk market;
国际干散货运价波动与随机游走检验
EMPIRICAL BAYES TEST FOR VARIANCE COMPONENTS IN UNBALANCED RANDOM EFFECTS MODELS
非平衡随机效应模型中方差分量的经验Bayes检验
A Test Method of Randomness on the Bidogical Population Spatial Patterns
生物种群空间格局随机性的一个检验方法
Problems of Estimation and Hypothesis Testing of Parameters in Stochastic Differential Equations;
随机微分方程中的参数估计与假设检验问题
Individual Belief Updating Model and Verification in Stochastic Decision Making;
随机决策中个体的信念调整模型与检验
Testing for random coefficient in Poisson-Gamma models based on longitudinal data;
基于纵向数据的Poisson-Gamma模型系数的随机性检验
Testing the Random Walk Hypothesis under Nonlinear Process for China Stock Returns;
我国股市收益率非线性下的随机游走检验
Design and Implementation of a Random Sequence Testing Method of Based Approximate Entropy
基于近似熵的随机数检验方法的设计与实现
Test for Heteroscedasticity in Poisson-gamma Models with Random Clusters
具有随机组容量的Poisson-gamma模型离差参数齐性检验
Stochastic Dominance Test of Performance of Portfolio Insurance Strategies
投资组合保险策略绩效的随机占优检验
Numerical Analysis of Statistical Power in Precipitation Enhancement of Non-randomized Experiment and Statistical Method Improvement;
非随机化人工增雨试验统计检验基本问题研究和方案改进
The Impact Caused by Randomized Methods on the Power in Traumatic Brain Injury Clinical Trial
随机化方法对创伤性脑损伤适应症临床试验的统计检验效能影响