regression effect 中文意思是什麼

regression effect 解釋
回歸效果
  • regression : n. 1. 復歸,回歸。2. 退步,退化。3. 【天文學】退行。adj. -sive ,-sively adv.
  • effect : n 1 結果。2 效能,效果,效力,效應,作用,功效;影響。3 感觸,印象;外觀,現象。4 旨趣,意義。5 ...
  1. By setting up dummy variable regression equation, the effect of non - economy factors is analyzed quantitatively. 3. using artificial neural network to map the relationship between the household appliance percentage and average residential electricity demand, this paper presents an artificial intelligent method to forecast residential electricity demand

    建立帶有虛擬變量的多元回歸方程,同時考慮了影響居民電力需求的經濟因素和非經濟因素,定量描述了非經濟因素(例如氣候、生活習慣、消費習慣)對居民用電的影響。
  2. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土性能的影響,採用正交設計試驗方法得出了600級粉煤灰發泡混凝土的最佳配合比,同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著,因此,以二者為自變量建立了二元線性回歸方程,通過全相關系數的檢驗發現方程較為理想。此外,還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水性進行了相關實驗,發現磷酸有較好的耐水性效果,同時找到了其合適的摻量范圍。
  3. So we consider five financial indexes includes stock b / p, e / p, current stock size, current stock stru and financial levge by the international tradition, then descriptive statistical test method and cross section statistical test method proved that b / p and current stock size have marked effect on the securities yield besides coefficient b. in the third chapter, the article fut forward a risk factor model, estimates yield sequences of every risk factor by weight regression, and then estimates each risk factor coefficient of different stock by time sequence regression, at last we can reckon the portfolio risk o2p and yield rp which consists n stocks

    結合國際慣例,文章考慮了股票的凈值市價比( b p ) ,市盈率倒數( e p ) ,流通規模( size ) ,流通比例( stru )和財務杠桿( levge )等五個財務指標,應用描述性統計檢驗和橫截面統計檢驗等多種方法,結果表明,除系數以外,凈值市價比( b p )和流通規模( size )對證券收益率部有重要的影響。在論文的第三章,提出了一個基於多因素的風險因子模型,並用加權回歸和時間序列回歸等方法估計出了不同證券的各風險因子系數(類似於單指數模型中的系數) ,據此,即可衡量出一個包括n只股票的組合的風險_ p ~ 2和收益率r _ p 。
  4. A single - factor experiment was designed to research the effect of nutrition level on body weight of multiparous sows during gestation through investigating the effect of gestation nutrition on the reproduction performance of multiparous sows in subsequent 3 parities and based on regression analysis of feed intake as well as lactation weight loss and reproduction performance during gestation

    摘要採用單因子試驗設計,通過對妊娠期不同營養水平連續3胎經產母豬生產的研究,建立妊娠期採食量與泌乳損失及繁殖性能等之間關系的回歸方程,研究妊娠期不同營養水平對經產母豬體重變化的影響。
  5. Quantile regression of scale effect between input intensity of firm ' s innovation employee and size of firm ' s employee

    企業創新人力投入強度規模效應的分位點回歸研究
  6. The effect of colinearity is to make the regression coefficients unreliable.

    共線性的影響是使回歸系數不可靠。
  7. ( ii ) this paper makes the annals data of the listed companies in 2004 as sample, and gets earnings per share and the regression equation of the four financial indexes which have noticeable effect on it via stepwise regression method. the four financial indexes which affect earnings per share are the net asset per share, unaccommodated profit per share, quick ratio and return on assets respectively. the equation provides a

    (二) 、以河南省上市公司2004年年報數據作為樣本,應用逐步回歸方法,得到每股收益和對它有顯著影響的四個財務指標的回歸方程,影響每股收益的四個財務指標分別是:每股凈資產、每股未分配利潤、速動比率和總資產報酬率,為這些上市公司提高每股收益提供參考。
  8. Through the simulation and error comparison between classics regression model and neural network model, it showed that bp should be applied in liquid concentration measurement system to improve measurement accuracy and decrease the non - linear effect from temperature

    通過模擬研究,與傳統的回歸模型進行誤差對比,得出了應採用bp神經網路技術建立智能化液漿濃度測量模型,提高測量精度,克服溫度變化非線性影響的結論。
  9. The standardized regression coefficient has been a common tool for assessing the effect, predictive power or explanative power of an independent variable ( iv )

    摘要多元回歸里的標準化回歸系數常被用來表達一個自變項的作用、預測力或解釋力。
  10. The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated

    本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。
  11. This paper includes five parts. the first is to review the study on the subject ; the second is to discuss the characteristic of chian ' s stock market. the change of money - admitted policy and the questions on the study. the third is to verify the size effect in china ' s stock market by using correlation test and regression test on the bases of four different criterions, each criterion will be applied with two time - series methods. the fourth is to summary the main character of four different criterions, and apply joint test to the criterions that were proved the best concerning the size effect. the illiquidity risk was introduced to the study, the indexes of turn - over rate and the fluctuation of turn - over were used here. however, other factors that may influence the invest return rate as circulating rate and size were also included. according to the result, the size effect will be interpreted. the fifth is to summary the size effect and its explaination, and then to provide some useful invest strategies based on the conc lusion above

    論文分五部分,第一部分對小公司效應的有關研究文獻進行回顧;第二部分我國股票市場的狀況、資金供給政策的變化和我國股票市場實證的相關問題進行論述;第三部分對我國股票市場的小公司效應按照四種不同的規模標準分類,每一種標準均分兩種不同的統計周期分段標準進行實證分析;第四部分小結不同的規模分類、不同統計周期分段的統計結果特徵,然後對小公司效應最明顯的規模分類標準進行多因子聯合回歸分析,這里引入了流動性風險因素,其用換手率和換手率波動指標來衡量,還分別引入了其它影響投資收益率的因子,分別是規模、流通比例。
  12. Through the physical model experiment, the wave forces over submerged dyke and transmission coefficient are analyzed under the action of regular wave. in the test of wave forces, the rectangle - type submerged dyke is used as research object, and when analyzing the total wave forces, the effect of water depth before the dyke and that of the wave parameters is considered. based on the test, through the methods of multi - element linear regression, experimental formulae are given to calculate maximum total wave forces in horizontal direction, its relative vertical wave forces and maximum wave forces before and after the dyke, which are compared with the present formulae

    在潛堤波力的研究中,選取矩型潛堤作為研究對象,在分析各個影響因素對潛堤波力影響的基礎上,選取兩個最主要的影響因素,即相對波高和相對水深作為研究重點,在物理模型試驗結果的基礎上,定性地研究分析了潛堤所受的總波力隨相對波高和相對水深的變化規律,並在此基礎上,利用多元線性回歸的方法,分別給出了在本文試驗條件下計算潛堤最大水平總波力及其相對應的垂向總波力的經驗公式以及計算堤前堤后最大總波力的經驗公式,並與已存在的計算公式進行了對比。
  13. Secondly, two groups of disk plows for experiments were manufacturing. finally, orthogonal experiments and secondary regression experiments were respectively designed on the plows and tillage experiment was carried out in an indoor groove under certain research condition. with experimental optimum technology, the effect of the distribution of the geometric non - smooth partial sphere structure cell, partial sphere height and its radium on the tillage resistance was analyzed

    通過試驗優化設計技術,考察了圓盤犁刀上幾何非光滑球冠結構單元的分佈、球冠高度和球冠底圓半徑大小對犁耕阻力的影響,確定了三種影響因素的主次關系和各個因素的最優水平,獲得了研究條件下的結構設計最佳方案。
  14. Abstract : the effect factors of grinding roller surface roughness areanalyzed and experimented. the law of effect factors such as roller rotary speed, grinding wheel granularity, grinding liquid and so on, about roller surface roughness is obtained. the mathematical model of roughness is established through regression

    文摘:對影響磨削輥面粗糙度的因素進行了系統分析和實驗研究,得出了軋輥轉速、砂輪速度、砂輪粒度、磨削液等因素對磨削輥面粗糙度影響的一般規律,利用回歸分析的方法建立了粗糙度的數學模型。
  15. ( 3 ) the regression between temperature and breath frequency of pelteobagrus vachelli ( richardson ) was also studied in this research. temperature not only affect the oxygen saturation but also effect the oxygen consumption

    ( 3 )本文還研究了溫度和代謝率與瓦氏黃顙魚呼吸頻率的關系:溫度不但影響水中氧的溶解度,還影響魚類對氧的需求。
  16. According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile

    根據彈塑性理論,運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算,獲得樁端承載力與樁長(埋置深度) 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系,並採用數理統計方法,對81組ansys模擬試驗結果數據進行回歸分析,得到有限元法確定樁端極限承載力的回歸公式,並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析,得到大直徑樁端阻的尺寸效應系數計算公式。
  17. ( 2 ) when analyzing the testing method for the " day - of - week effect ", we considered the ols regression effect and the testing power will decrease because of the different variable in real securities data. we considered the identification. estimation and hypothesis testing of the linear regression model with one rank auto - regression ( ar ( 1 ) ) error ( 3 ) we considered how investors reasonably utilize the testing result of the " day - of - week effect " to direct the investment strategies after obtained it

    ( 2 )在對「周內效應」的檢驗方法進行分析時,考慮到實際證券數據由於具有異方差性,使得利用ols進行回歸將導致回歸效果和檢驗的勢降低,我們對于具有一階自回歸誤差的線性回歸模型,仔細討論了該模型的識別、估計和對相應參數假設檢驗的方法。
  18. In the second part, we choose four stations on the basin which up the long - tan dam - site, and estimate a multidimensional auto regression model to model the daily discharge. then test the model and the simulate effect of the modified flood series

    第二篇中選擇龍灘壩址以上流域的四個站,通過建立多維自回歸模型對其日流量進行隨機模擬,然後對模型和模擬生成的洪水系列進行模擬效果檢驗。
  19. Both the asynchronous effect of synchronous reduction method and the time shift effect of regression reduction method are discovered and more precise models for both above methods developed in this paper

    研究還表明:平均海面的回歸分析傳遞法和深度基準面的潮差比傳遞法均是最小二乘潮位擬合傳遞法的特殊形式。
  20. Fourth, regression analysis indicates that these factors : peer relationships, interpersonal trust, social desirability and self - esteem, etc, have noticeable regression effect

    (四)回歸分析表明,同伴關系、人際信任、社會期望、自尊等因素對中小學生的親社會行為有顯著的回歸效應,這四個預測變量能聯合預測親社會行為78
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