查询词典 infinitely divisible variate

Willingness to pay is chosen as dependent variate in this study, while the independent variates are some demographic variates and values (the reasons for this option are described in the article).

在文献阅读、市场调查和思考的基础上，本研究选取空调为典型产品加以考察，选取支付意愿为因变量，选取一些人口统计变量和价值观变量为自变量。

Therefore, if the soil water properties and soil water-storage was studied with traditional statistic method, we would not know the variate are dependent or independent, whether the results have spatial distributing pattern or not, even not know whether the number of sample is economical and rational or not.

因此用传统方法分析土壤水分特性和水库贮量并不清楚所得的数据是否相互独立，是否存在一定的空间分布格局，更不知道所确定的取样数量是否经济、合理。

Based on the feature of targets, a new small target detection algorithm is presented based on the extremum theory for bi-variate cubic function.

针对这个特点，依据二元三次函数的极值理论，该文提出了一种新的弱小目标候选点的检测方法。

Consideration of size leads to a general proposition for quadratic forms in normal variate which gives conditions for a class of test statistics, which are chi-square under

正态变量的二次齐次式给出了一类统计检验的条件，对大小的考虑引出了一个对其一般性的命题，即在分类正确若为卡方分配，在分类有误时将有向上偏误。

Consideration of size leads to a general proposition for quadratic forms in normal variate which gives conditions for a class of test statistics, which are chi-square under correct specification, to be oversized under misspecification.

正态变量的二次齐次式给出了一类统计检验的条件，对大小的考虑引出了一个对其一般性的命题，即在分类正确若为卡方分配，在分类有误时将有向上偏误。

Multi-variate Logistic regression analysis further demonstrated 5 factors which had closely correlated with the death of acute stroke, including coma, hyperpyrexia, atrial fibrilation/cardiac dilatation, mechanical ventilation and concurrent pulmonary infection.

多因素Logistic回归分析显示，昏迷、高热、肺部感染、机械通气以及有房颤/心脏扩大者与急性脑卒中死亡关系最为密切。

Based on the theory of matrix variate distribution, we derive exact closed-form expressions of the moment generating function of mutual information of MIMO channels with interference.

利用矩阵变量分布理论，论文推导出一些典型情况下交互信息的矩生成函数精确封闭表达式，然后利用这些表达式，给出了相应情况下平均信道容量的精确封闭表式。

And the spectrum was divided into three regions, which were 430~100 nm, 1 000~1 800 nm, 430~1 800 nm, respectively. Four methods of spectrum data preprocessing were used, which were multiplicative scattering correction, standard normal variate, first derivative and second derivative.

应用多元散射校正，标准正态变量变换，一阶微分和二阶微分四种不同预处理方法，分别在430~1 000 nm、1 000~1 800 nm和430~1 800 nm三个光谱范围内建立识别脐橙污染程度的偏最小二乘法数学模型。

The spectra, which were pretreated with the method of first derivative combined standard normal variate, were analyzed by principal component analysis.

将经一阶导数结合标准归一化处理后的光谱进行PCA降维，以前20个主成份（含原始光谱86.09%的特征信息）为输入变量，建立杂交稻种纯度鉴定的BP-ANN模型。

The experimental result shows that in the spectra region between 6500 cm~(-1) and 5300 cm~(-1),the best model is built by the standard normal variate ...

试验结果显示，通过标准归一化预处理，选取6500~5500 cm-1波长范围内的光谱经过主成分分析后，提取11个主成分，选用径向基函数作为核函数建立的模型最佳。

Cable dampener cannot be rolled up but must be hung over the cable.

缆帆不能被卷起，必须保证处于展开状态

"This skylark is a present from my master," he says.

"这只云雀是我主人献上的礼物。"他说。