The fitting-agreements of the observed values with the four thin-layer equations were examined by the statistical regression technique. 所量测之乾燥试验数据以统计回归技术来评估四种薄层乾燥方程式的符合能力。
At last, the author took a long view on statistical regression method and the technology of artificial neural network used in soft-sensing modeling, and then pointed out some ideas for further work. 本文最后,对统计回归和神经网络技术在过程软测量建模的应用进行了展望,并提出了今后建模过程中需要进一步深入研究的方向。
Insufficiency of Statistical Regression Model for Seepage Pressure Monitoring and Expansion of Factors 渗压监测统计模型欠拟合问题及因子的扩充
Total ozone during the period of Antarctic ozone hole of1993 at Zhongzhan station in Antarctica is extracted from TOVS data of NOAA-12 by using an improved statistical regression scheme. 通过改进臭氧的统计反演算法,从NOAA卫星的TOVS资料中提取了1993年南极臭氧洞期间中山站上空大气臭氧含量的资料。
The formula for computing frost depth and frozen-heave factor is puted forword through statistical regression analysis. 经过统计回归分析,提出设计冻深与冻胀率的计算公式。
The results show that the BP neural network model is an excellent one in prediction monitoring data of dam, while the statistical regression model is suitable for analyzing and explaining the obtained monitoring data. 结果证明:BP模型在大坝监测值预报中是一种性能优异的模型。当需对大坝的监测数据作分解和解释时,则适宜采用统计回归模型。
The defects of forecasting disease and pest of mulberry trees by the method of convention statistical regression were analyzed in present paper, and its corresponding improved measures were suggested. 分析了用常规统计分析回归法在桑树病虫害预测预报中所存在的缺陷,提出了改进的思路。
Some fatigue test data of crankshaft were listed and statistical regression analyses were conducted in normal distribution, log-normal distribution and the Weibull distribution respectively. By the results, reasonableness comparison of each distribution for crankshaft fatigue test data was made. 以曲轴弯曲疲劳试验的实测数据为例,进行了正态分布、对数正态分布、威布尔分布下的数据统计回归分析,并对比分析了各种分布在曲轴失效数据的合理性。
The drilling speed equation for PDC bits is gotten by statistical regression of the main factors which have some effects on the drilling speed. 通过统计回归各主要因素对机械钻速的影响规律,建立了PDC钻头的钻速方程。
The statistical regression analysis model efficiently reflects the changing rule and developing trend of seepage and seepage-pressure of dam foundation. This model has provided efficient analysis means for evaluating safety properties of the gravity dam. 统计回归分析模型有效地反映了坝基渗流、渗压的变化规律和发展趋势,为评价大坝运行安全性态提供了有效地分析手段和途径。
Statistical regression methods are very important in soft sensor techniques. 统计回归是软测量建模的一个重要手段。
Two kinds of statistical regression methods are presented for S-parameter measurements, without changing ports of reciprocal multi-port networks. 本文研究了在不转换端口条件下,互易多端口网络S参数测量的统计回归方法。
Based on Logit statistical regression model, the present model yields a comprehensive result after findings of non-financial and financial information are weighted. 以Logit统计回归模型为基础建立的评估模型,在分别评估非财务指标信息和财务指标信息后,加权相加两方面结果得到综合评估结果。
Based on the data of static characteristics calculation, mass model of thruster, propellant, propellant tank, gas, gas bottle, pipe and valve is presented using both the method of statistical regression and the method of stress analysis, then corresponding mass model is presented. 根据静态计算所得到的数据,应用统计回归法和应力分析法分别建立推力室、推进剂、推进剂贮箱、气体、气瓶以及导管和活门等的质量模型,从而建立相应的质量模型;
This paper reviewed statistical regression methods and establishes soft sensor model of moisture for high ratied paper making processes using partial least square ( PLS) method. 本文在回顾了典型统计回归方法的基础上,采用部分最小二乘(PLS)建立高定量造纸过程的水分软测量模型。
The attenuation of intensity in the area was analyzed with statistical regression, and compared with existing results. 本次工作重新挑选震例,对研究区的地震烈度衰减规律进行了统计回归分析,并与该地区已有的地震烈度衰减关系进行认真的比较分析。
To make full use of BP neural network model and statistical regression model of dam, through illustrations a comparison between them is made in three aspects, i. e. from model principle, model formation and their application respectively. 为了更好地应用BP神经网络预报模型和回归预报模型,通过实例从模型原理、模型建立和模型应用三方面对两种预报模型进行了比较。
In order to examine whether and how financial ratios effect on future earning per share ( EPS), this paper used two statistical regression methods include Logistic model and Linear model and analysis their inner interaction from qualitative and quantitative perspectives respectively. 为了发现财务指标是否以及如何对上市公司未来每股收益产生影响,本文采用了Logistic回归和线性多元回归两种方法,试图从定性和定量两个角度对它们的内在作用加以分析。
The third part uses statistical regression approach to study the comprehensive measurement of financial indexes to the operating status of publishing houses, get regression equation, and conduct statistical testing to the practicability of the equation. 第三部分是运用统计回归分析方法,研究财务指标对出版社经营状况的综合影响,拟合回归方程,并进行统计检验,验证方程的实用性。
In this paper, the transmission feature of thermal infrared radiation in ocean was analysed, and the statistical regression model of sea surface temperature with inversion calculation was established, at last, the operational software system of sea surface temperature products and its application was introduced. 分析了海洋热红外辐射的传输特性,建立了海温定量反演计算的统计回归模型,介绍了福建省近海区域海温产品生成业务化软件系统及其应用情况。
And then reveal the effect factors of Chinese commercial banks 'operation performance with correlate analysis& statistical regression model. 再用相关分析和统计回归模型深入揭示了我国商业银行经营绩效的影响因素;
Due to the certain correlation among the usually obtained survey data, this makes the traditional statistical regression analysis model can not scientifically response the real situation of the evaluating objects. 由于通常得到的调查数据之间存在一定的相关性,这使得传统统计回归分析模型不能科学的反应评估对象的实际情况。
Attenuation method using this floating is out of the original unity of the shackles of the statistical regression, using the best weight distance to get the best attenuation relationship. 6. 采用这种浮动的衰减方式摆脱了原先单一性的统计回归方式的束缚,利用求最优的权重距离,近而得到最佳的衰减关系。
The other is, by means of statistical regression, to analyze the obvious effects of tax policies on independent R& D using the model of C-D Innovation Production Function. 第二类研究是利用统计回归的方法,在创新生产函数的模型里分析税收政策对于自主研发影响的显著性。
Based on analysis results of 21 finite element model, mathematical model of box girder stiffness damage factor considering the wide span ratio, span ratio and the load factor is presented by statistical regression calculation. 对21个有限元模型的计算结果进行统计回归,提出了考虑主梁宽跨比、边中跨比和荷载因子3个参数的箱梁刚度折减系数数学模型。
Finally, modeling and statistical regression obtained in this article Conclusion. 最后通过模型建立和统计回归得出本文的研究结论。
And from the perspective of econometrics, select the relevant indicators to establish a large model of quantitative analysis, statistical regression to the eventual establishment of the structure can withstand the spread of measurement model testing. 然后从计量经济学角度,选取相关性大的指标建立计量分析模型,进行统计回归,以最终建立经得起计量检验的利差结构分析模型。
By applying the multivariate statistical regression model and logistic regression model to analyze the cultivation performance and farmers 'participation desire in healthy cultivation model, we find out the influence factors of the farmers who participate in cultivation mode. 应用多元统计模型和logistic模型分析养殖户的养殖绩效和养殖户参与健康养殖模式的意愿,并得出影响农户参与健康养殖模式的因素。
This part mainly uses the statistical regression method the empirical analysis of tax and service economic indicators, which is the core part of. 这部分主要运用统计回归的方法实证分析税收与服务经济的各项指标,这是全文的核心部分。
Telecommunications services over the traditional forecasting models for statistical regression model and time series model. 电信业务的传统预测模型多为统计回归模型和时间序列模型。