回归系数

based on the analysis of regressing the experimental dada show: diffusion coefficient decreases as the increasing of absolute pressure in linear; increases in a way of logarithm with the varying rate of pressure.

对试验数据回归分析表明：木材水分扩散系数随绝对压力的增加呈线性减小；随压力变化速率的增加呈对数曲线增大。

For the specific example illustrated in this section, according to the results derived from empirical analysis, incorporating spatial dependence as an additional regressor in the error structure in original model is likely more acceptable.

对于本文的示例而言，尽管OLS估计的所有系数都是强显著的，但拟合程度较低，回归模型的简单形式可能不甚合理。

Seeing that the regression equations with high correlation coefficient among redshifts, apparent magnitude and D have been established, it may be true that the redshift of these quasars is ma...

由于红移，视星等及D之间存在着相关系数较高的回归关系，所以，这种类星体的红移可能主要是宇宙学的。

By regression analysis of the obtained data, a relationship has been found between the bath depth and ingot height, which can be expressed by an exponential function, h(0,Y)=A e-B/Y, where A is the asymptotic value of the exponential function (when Y→∞hmax=A), B is a shape coefficient of the curve.

通过对已得数据的回归处理，找出了熔池深度h及锭高Y间的相关规律，得到h_(0，Y)=A·e_的指数函数关系，A是指数方程的渐近线，当Y+∞时h_(max=A是曲线形状系数。A和B均为重熔电流的函数，A=f_1，B=f_2，所以，h_(0，Y)=f_3。

Fama and French (2002) show that the true standard error is the time-series standard error multiplied by√, where ρ is the autocorrelation of the given regression coefficient.

Fama和French（2002）表明，真正的标准是错误的时间错误的√系列标准，其中ρ是自相关系数相乘的回归。

The analysis of the continuous property of raw silk size Setting the decaying rate^and the quasi-cycle value T in the model of the silk size autocorrelation coefficient, building the time series of a single cocoon reeling silk size with autoregressive model, then by combining k such time series according to different phrase, obtained time series of the raw silk size, and finally count up the silk size deviation of the time series.

k粒缀生丝纤度连续性特征解析设定生丝纤度自相关系数模型中衰减率A与拟似周期T的值，用自回归预测模型生成一粒缨生丝纤度时间序列，然后将k个这样的序列以不同位相并合得到卜粒缥生丝纤度序列，统计该序列的生丝纤度偏差。

In the second,third and forth section, we use Vector AutoRegression model, Granger Test of Causality and Pearson simple correlation to process the data set.

第二步，我们利用经济计量学中的向量自回归模型、格兰杰因果关系检验模型和pearson相关系数法对数据进行分析处理。

After that, three methods: correlation coefficient, Q statistic weight and autoregressive moving average process, were used to have the random inspection on Shanghai Index. The conclusion is Shanghai security market is still not the weak-from efficiency.

首先对价格序列的单位根检验除了进行ADF检验外，还考虑了更为一般的结构性突变后的单位根检验，得出价格序列存在单位根；其次采用自相关系数、Q统计量和构造自回归移动平均过程三种方法对上证综合指数进行随机游走检验，得出上海股票市场还未达到弱式有效性的结论。

According to the statistical regression, the average acceleration response spectra of the elect earthquake records are satisfied with the standard response spectrum by new code. The result which is obtained by combining the displacement average spectra and the standard deviated spectra are satisfied with the simulate displacement response spectrum by new code. 2. Compare two different calculated methods of inelastic demand spectrum based on the factor of yield strength and equivalent damping ratios.

通过统计回归发现，地震动加速度平均反应谱能较好地拟合规范设计反应谱，而地震动位移谱平均值+1 倍标准差能较好地拟合规范拟位移谱；②对依据屈服强度系数计算弹塑性需求谱和依据等效阻尼比计算等效弹塑性需求谱的方法进行了对比。

To reveal the complicated stress state of masonry structure in project and the effect of normal stress on shearing behavior,failure form and shearing strength,the shearing strength was obtained through experiments on 54 pieces of minitype sand-lime autoclaved aerated concrete masonry subjected to different normal stress.

为了解砌体结构在实际工程中所处的剪压复合的复杂受力状态，作用在砌体上的正应力对砌体的抗剪性能、砌体的剪切破坏形态及其对砌体抗剪强度的影响，对54个小型灰砂蒸压加气混凝土砌体进行静力抗剪试验，通过施加不同的正应力得到相应的抗剪强度；分析其破坏机理，归纳得出剪摩、剪压、斜压等破坏形态，并与砖砌体的破坏形态进行比较；根据试验结果回归分析得到灰砂蒸压加气混凝土砌体的静力剪压相关性曲线，与砖砌体的剪压相关性曲线进行对比分析，得到两者的异同；在静力剪压相关性曲线的基础上，依据变摩擦系数的剪摩理论，提出灰砂蒸压加气混凝土砌体静力抗剪强度的建议公式，并对摩擦系数进行了简化

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。