regression parameters 中文意思是什麼

regression parameters 解釋
衰退參數
  • regression : n. 1. 復歸,回歸。2. 退步,退化。3. 【天文學】退行。adj. -sive ,-sively adv.
  • parameters : 編輯特徵參數
  1. The rate of contribution of various edaphic physical parameters is different from parameter of soil water infiltration model in different soil texture and husbandry condition, so independent variable factor and priority are different in regression models. the predicted results are satisfactory in correlation husbandry condition

    在不同的土壤質地和不同的耕作條件下,土壤的各種物理參數對土壤的水分入滲模型參數影響程度不同,因此引入到回歸模型中的自變量因子不同,引入的先後次序不同。
  2. Regarding the serious smoke ejection of 75 diesel engine series, this paper points out that this problem could be solved by modifying certain parameters and employing gyrating regression design. the actual experiment on 375 diesel engine series shows that, after innovation, the maximum of smoke ejection of gyrating moment falls by 24. 2 percent, and then the rating is demarcated, the smoke ejection falls by 53. 8 percent

    本文針對75系列柴油機排煙嚴重的問題,通過改變噴油嘴及相關調整參數,利用多因素正交旋轉回歸設計安排試驗,取得了較好效果.在375型柴油機上的實驗結果表明:進行優化匹配調整后,最大扭矩點煙度下降24 . 2 ,標定工況時煙度下降53 . 8
  3. Abstract : since the multiple failures situation is not uncommon in the clinical medicine, we explore the use of proportional odds model to the multivariate interval - censored data. the approach is based on the conditional logistic regression, which prevents the complications in the existence of nuisance parameters. the estimation of parameters is obtained by the newton - raphson algorithm. the sandwith estimator for the covariance is made according to the situation where there is correlation in the score statistic. simulations are also presented to assess the accuracy of the procedure

    文摘:探索比例優勢模型在臨床醫學中常見的多結局區間截斷數據中的應用.用條件的邏輯回歸方法避免討厭參數的估計,用牛頓-拉普森演算法估計回歸系數,用"夾心方差"估計量作為參數方差的估計.通過隨機模型檢驗模型應用的有效性
  4. Eleven parameters of wood structure and their wood dyeing effects for 34 pi eces of sample panel from 5 trees of chinese white poplar from plantation were e xamined based on the data to carry on the multiple regression analysis

    結果表明,毛白楊木材的染色效果與解剖因子之間有一定的相關關系,各染色效果指標與木材解剖因子間的復相關系數在0 . 4836 0 . 7998之間。
  5. Finally, the method of estimating power customer emission level based on binary linear regression is put forward, which make it a condition that harmonic emission is steady at the point of common coupling. combined with power system thevenin equivalent and customer norton equivalent, according to the principle of least squares method, the voltage that a customer ' s harmonic current begets at the point of common coupling can be estimated in the light of the plural correlation of network parameters

    最後,提出了基於二元線性回歸的用戶諧波發射水平估計方法,該方法在假設公共聯接點諧波發射穩定的情況下,結合系統側戴維南等值與用戶側諾頓等值的電路圖,按照最小二乘法原理,利用電網各參數的復數關系推導關于系統側諧波阻抗的二元線性回歸方程,並根據諧波阻抗的估計值求取用戶諧波電流在公共聯四川大學碩士學位論文( 2003 )接點產生的電壓降。
  6. In this paper, the structure and main parameters of furrow - ridge - opener are analyzed. the soil load characteristics of the ridge - opener were measured in the soil bin ; the regression equation of the traveling force resistance was formulated. the working performace and characteristics of the water - application - furrow seeder unit were analyzed

    在本文中,對起壟開溝器的結構形式及主要參數進行了理論分析,並通過土槽對起壟翼的主要性能參數進行了回歸實驗,得到了牽引阻力的回歸模型。
  7. This paper elaborates the parameters selection of the 700mw turbine for laxiwa power station located upstream yellow river, which is coming into construction soon. through statistical calculation of specific speed for turbines with large capacity, high operating head in domestic and oversea power station, utilizing turbine homologous theory. adopting regression statistic calculation method, it has got specific speed statistic equation., the demonstration of primary parameters selection, and the primary target parameters suitable for laxiwa power station

    本文針對黃河上游即將開工建設的拉西瓦水電站700mw水輪機的參數選擇進行了研究,通過對國內外的大容量、高水頭水輪機的比轉速統計計算,利用水輪機的相似理論,採用回歸統計計算方法,統計出了比轉速統計方程,並進行了水輪機主要參數選擇論證,提出了適合拉西瓦水電站水輪機的主要目標參數。
  8. First, basing on carefully post - processing and correcting seismic data, inverse the wave impendance and physical parameters of reservoir, making the researches of seismic attributes are made, then, the relationship between seismic attributes and oil - gas parameter are used to make regression analysis and calculating physical character parameter of reservoirs and oil - gas. basing on avo attributes analysis of known well, the correlation of avo attributes and oil - gas can be applicated in whole area

    首先對地震資料進行精細疊后處理及統一校正,在此基礎上進行波阻抗反演、物性參數反演、地震屬性的研究,並利用油氣參數與地震屬性之間的關系進行回歸分析,計算油氣及儲層的物性參數;從已知井處的avo屬性處理及分析入手,研究avo與油氣的關系並應用於整個研究區;計算出剖面的吸收系數並研究其與儲層分佈和油氣之間的關系。
  9. Considered the present condition of liaoning province, the evaluation and prediction method of liaoning province bridge technique condition is analyzed, then bridge condition changed - contingency evaluated method is introduced, negative index curve is chosen as the regression analysis model of the bridge condition prediction, and based on the information of bridge management system in the liaoning highway, the parameters of model are calibrated, the average repaired life of bridge is also calculated, the definite method of the bridge ' s repaired year is given, at the same time the markov chain model of bridge condition prediction is presented

    結合遼寧省的橋梁工程及管理具體情況,研究了遼寧省橋梁技術狀況評價與預測方法,引入橋梁缺損狀況變權評定方法,選擇負指數曲線作為橋梁缺損狀況預測的回歸分析模型,並依據遼寧省干線公路橋梁管理系統中的橋梁狀況信息,標定了模型的參數,計算橋梁中修及大修(或改建)的平均年限,給出橋梁大中修年份的確定方法,同時也建立了橋梁缺損狀況預測的馬爾可夫鏈概率模型。
  10. In this thesis, based on item response theory, a number of ways to estimate the latent trait and item parameters were introduced and their advantages and disadvantages were analyzed ; what is more, empirical logistic regression and two parameters logistic model ( 2plm ) are combined to set up a linear model by logit - mapping and a new parameter - estimation method is proposed

    新方法將經驗logistic回歸用於兩參數logistic模型的參數估計,使用logit變換建立線性模型,利用線性模型的最小二乘估計得到第j個項目的項目參數向量_ j = ( _ j , _ j )的兩步估計由於x _ j含有未知的討厭參數,的理論值也和有關,我們結合上式的結果對進行再估計。
  11. Finally, with regression analysis on the simulation results, a regression model is made and the optimal process parameters of laser bonding are found

    然後通過漏選試驗確定影響激光鍵合的主要工藝參數有激光功率、激光掃描速度及鍵合初始溫度。
  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. During the modeling of technological designing, sas release6. 12 statistic analysis software are applied on correlation and stepwise regression for cocoon - cooking parameters and material data of past years. the significance test and f test are used to analyze the result. we constituted the primary model of cocoon - cooking technique

    工藝設計建模過程中,利用sasrelease6 . 12統計分析軟體對歷年的煮繭參數和原料繭數據進行相關分析和逐步回歸分析,對分析結果進行了顯著性檢驗和f測驗,建立了煮繭工藝的初步模型,並結合一些制約因素進一步修正,以期達到最合理地利用原料、設備和人力,並可通過優化設計獲得工藝設計的最佳參數組合,得到最優工藝模型。
  14. The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion

    這種新方法有以下三個優點:項目數很少時參數估計的結果也較穩定;能處理測驗中含有少量特殊反應模式(見第二章)的參數估計;以估計值和真值之差的絕對值(平方)的平均值作為估計對真值的修復能力為指標,新方法的參數估計結果與同類流行軟體相比,修復能力不相上下;特別地,新的參數估計方法可以用於多級評分項目gpcm ,並為估計題組項目開辟了另一條道路。
  15. Through testing research, makes certain the best combination of the mixer working mechanism and geometric - motional parameters, and check up the capability of the mixer, finds out the formulas of the vibrating and mixing mechanism power consumption by using regression analysis. finally, the author combines the research analysis and the test research result, also gives conclusions and suggestions

    通過試驗研究,確定了攪拌機工作機構和幾何、運動參數的合理組合,並檢測了攪拌機的性能,回歸分析得到了振動、攪拌機構的功率消耗計算公式。最後,根據理論分析和試驗研究結果,給出了結論和建議。
  16. In view of the fact that the genetic algorithm of stochastic programming based on random simulated technology has succeed greatly, this paper points out that changing parameters of genetic algorithm can obtain a sequence of optimum values of goal function. taking these genetic algorithm values as sampling data, we can get fitting optimum function by using multivariate spline regression and get the lipschitzs constant of the fitting optimum function. so for any chance constrained programming problem, we can get its interval estimate

    鑒于基於隨機模擬技術的遺傳演算法在求解隨機規劃問題上的優越性,本文指出,改變遺傳演算法的參數條件,在此基礎上求得機會約束規劃的若干個最優值,以這些最優值為樣本點,利用多元樣條回歸,擬合得到最優值函數,進而求出最優值函數的lipschitzs常數,從而對于任一機會約束規劃問題,都可以得到它的一個區間估計。
  17. ( 5 ) analysis of data measured with multi - element regression, and optimized mathematics model of grain moisture measurement is brought forward based on contrast of several stat parameters. the particular operating of data fusion method based on parameter estimation is used. the validation is proved by increasing the measurement precision and reducing the ucertain factor

    ( 5 )採用多元回歸分析的方法,對檢測數據進行了分析,在運用各種統計參數進行比較分析的基礎上提出了糧食水分檢測的最佳數學模型。分析了採用基於參數估計方法進行數據融合的基本原理,驗證了此方法對于減小不確定因素影響,提高檢測精度的作用。
  18. In chapter 2, first the author adopt pure sequential approach to gain cofidence bounds for linear regression parameters, which could be regarded as the continuations of the work of gle. ser ( 1965 )

    在第2章里,作者首先採用純序貫抽樣,獲得線性回歸系數的置信域,這可視為gleser ( 1965 )工作的繼續。
  19. The purpose of this paper is to compare the relative efficiency of complete case analysis and the regression calibration method in estimating linear regression parameters when covariates are missing

    摘要本文主要探討在一部份的伴隨變量有缺失下,使用完整資料分析法與回歸校正法估計直線回歸斜率參數時,有效性的比較,並提供回歸校正法比完整資料分析法有效時,斜率參數應滿足的條件。
  20. Ridge and principal correlation estimation of the regression parameters and its optimality

    回歸系數的嶺型主相關估計及其優良性
分享友人