mathematical regression model 中文意思是什麼

mathematical regression model 解釋
數學回歸模型
  • mathematical : adj 數學(上)的,數理的;嚴正的,精確的。 mathematical instruments 制圖儀器。 mathematical logic...
  • regression : n. 1. 復歸,回歸。2. 退步,退化。3. 【天文學】退行。adj. -sive ,-sively adv.
  • model : n 1 模型,雛型;原型;設計圖;模範;(畫家、雕刻家的)模特兒;樣板。2 典型,模範。3 (女服裝店僱...
  1. Data procession and analyzing, the paper first use regression analysis model to analyze the relationship between economic benefit and land use structure, ecological benefit and land use structure. then, the paper based on the results, use mathematical of multi - objective programming to determine the land use structure in the hilly countryside of sichuan. lastly, the paper analyzed the laws of land use structure optimization in the different relevance of economic county

    本文以四川丘陵區各典型丘陵區縣為例,在土地利用結構最優思想的指導下,通過數據的收集、整理與分析,首先採用回歸分析的方法,分析了該區的經濟、生態效益與土地利用結構的相關性,然後以回歸分析所得的回歸系數為效益系數,在不同經濟發達程度的區域,各選取三個區縣,以經濟、生態效益最優為目標,以社會條件為約束條件,建立多目標規劃模型,得出該區縣的土地利用優化結構。
  2. Different equations to corresponding components are presented by analysing and transformating the general equations of fluid routes, then static characteristics mathematical model of liquid propellant space propulsion system is presented. 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. based on the characteristics of liquid propellant space propulsion systems, analyse the five phases ( concept and definition, design and improvement, manufactureing and arrangement, operation and ma intenance, disposal ) in which life cycle cost of liquid propellant space propulsion systems is cost separately, then discompsed structure of life cycle cost and model of life cycle cost are presented

    將組件分成氣路組件和液路組件,再對氣路組件和液路組件進行相應的分類,然後通過對通用流路方程進行分析和變換對不同類型的組件分別建立不同的方程,從而建立了一個適用於液體推進劑空間推進系統的靜態數學模型;根據靜態計算所得到的數據,應用統計回歸法和應力分析法分別建立推力室、推進劑、推進劑貯箱、氣體、氣瓶以及導管和活門等的質量模型,從而建立相應的質量模型;結合液體推進劑空間推進系統特點,對液體推進劑空間推進系統全壽命周期費用發生的五個階段(概念和定義、設計和改進、製造和安裝、運行和維修、處理)分別進行分析,建立了液體推進劑空間推進系統全壽命周期費用分解結構和全壽命周期費用模型。
  3. This paper introduces the theory of sustainable growth of companies and meanwhile thoroughly analyzes the subjective and objective factors affecting sustainable growth of listed companies in china. then with the sample of chinese a - stock listed companies which appear on stock exchange of shanghai and shenzhen before 1994, using sustainable growth model brought forward by robert higgins and james van herne and the mathematical statistic methods of means and wilcoxon. this paper tests the sustainable growth status of all sort of listed companies in china during the period from 1994 to 2000. meanwhile an empirical analysis is made in this paper by the factor method and regression to find out equilibrium relation among sustainable growth of chinese listed companies profitability capability of debt - repayment and capability of operation

    然後藉助美國資深財務學家羅伯特?希金斯和詹姆斯?范霍恩的可持續增長模型,選擇我國1994年底以前在上海、深圳證券交易所上市的282家a股上市公司為研究對象,運用均值檢驗和威爾科克森的數理統計方法檢驗了我國上市公司1994 2000年度各行業的可持續增長的情況。本文還採用主成份分析法和多元回歸的方法,確定和解釋了影響我國上市公司可持續增長的主成份因素,並研究上市公司可持續增長與公司營運能力、償債能力和盈利能力的平衡關系。
  4. Second order polynomial regression mathematical model treatment of flow capacity - lift head property curve of centrifugal pump

    揚程性能曲線的二階多項式回歸數學模型處理
  5. Abstract : applying the theory of linear and nonlinear regression, the mathematical model of the intelligent measuring system of the flow of asphalt, which describes the relationship among volume coefficient, temperature and relative density of asphalt material is studied. the nonlinear mathematical model for this relationship is set up and the precision of the model is brought up

    文摘:應用線性及非線性回歸理論對瀝青流量智能測試系統的數學模型瀝青材料的體積系數與溫度及相對密度的相關關系進行了研究;建立了該相關關系的非線性數學模型,並給出了模型的精度
  6. 3 the distributive dynamics of 95zr absorbed in crucian and the behavioral trait of 95zr in an aquatic ecosystem was studied by using isotope - tracer technology, and the mathematical model was confirmed by application of nonlinear regression method

    3 、研究了卿魚對952 :的吸收和在其體內的分佈動態以及95zr在水生生態系統中的行為特性,並運用非線性擬合方法建立其數學模型。
  7. Based on the pilot studies on the evaluation index system and the method of sustainable development on loess plateau, this paper has designed the structure frame of the index system including three types of index including one advanced comprehensive index - the comprehensive index of sustainable development, five basic indexes and thirty element indexes, the analytic hierarchy process which can be used to calculate the sustainable development index weight supported by entropy technology. the model can be used to evaluate the sustainable development of loess plateau comprehensively integrated by mathematical method such as compositive appraisement method of hierarchy multilayer 、 main component analytical method 、 regression analytical method and so on. pilot study on the index system has been carried out on the leoss plateau of the northern shaanxi, and the results is promising

    通過對黃土高原可持續發展評價指標體系和方法的初步研究,設計出了包括1個高級綜合指標- -可持續發展綜合指數、人口狀況等5個基本指標和人口自然增長率等30個元素指標的層次性指標體系結構框架,熵技術支持下確定可持續發展指標權重的層次分析法,以及由遞階多層次綜合評價、主成份分析和回歸分析等數學方法所集成的可持續發展全面綜合評價模型,並以陜北黃土高原為例進行了具體的應用分析與評價。
  8. 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。
  9. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法,包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略;結合揚州有機化工廠計算機集成製造系統集散控制系統( yh - cims dcs )的實施,針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于布生產中己內酚胺聚合反應過程優化控制這一工程實際問題,採用統計建模方法,建立了聚合反應過程的優化模型;為求解所得的優化模型,提出了種改進的有約束條件下的模擬退火演算法,該演算法能避免陷於局部最優解,有效地提高了所求解的全局性和可靠性:提出了基於改進的ga演算法和sp演算法相結合的混合學習演算法,建立了基於神經網路的聚合反應過程生產目標在線預測模型,該演算法和模型滿足了生產中的實時性和實用性要求。
  10. It presents a mathematical heat transfer model of air and soil temperature in greenhouse basing on the theory of transmission of heat. the model calculates the heat diffuse coefficient of soil by difference method and establishes regression equation on experimental data by sas

    基於傳熱學的熱傳導方程,利用測試的地溫數據,選用差分法計算了土壤熱擴散率,應用sas軟體擬合了非線性方程,建立了日光溫室土壤溫度場的數學模型。
  11. The subsystem of the casting foresee and analysis established the mathematical model of the quantitative linear regression analysis for the compacted graphite cast iron defects. it provided guarantee for predication and control of casting defective index within permissive ranges

    鑄件質量分析及預測子系統建立了蠕墨鑄鐵件缺陷定量分析的線性回歸分析數學模型,為預測及控制缺陷廢品率在規定范圍內提供保證。
  12. 1. based on the data of analysis, using theories and methods of mathematical statistics, two of interception models by canopy of picea crassifolia are established as follows : the regression model on the relationship between penetration rainfall ( p, ) inside forest and total rainfall ( p ) outside of forest : pj = 0. 8245p - 1. 372 ( r = 0. 99 ) ; the model on the relationship between interception rate ( ir ) and rainfall : ir = - 10. 7111n ( p ). ( r = 0. 7524 ) the results show that penetration rainfall inside forest increases with total rainfall outside of forest in linearity, and to certain extent, penetration rainfall inside by canopy also increases with total rainfall outside ; the correlations of the interception rate to rainfall and intensity of rainfall are significant and the intercepted rate by canopy of picea crassifrlia is diminished with the increase of rainfall and rainfall intensity, and increase with the increase of canopy density

    1在利用數理統計原理和方法對實測資料進行綜合分析的基礎上,建立了青海雲杉林林冠截留降水模型:林內透過雨量與降雨量回歸模型: p _ i = 0 . 8245p - 1 . 372 ( r = 0 . 99 ) ;林冠的截留率與降雨量的模型: i _ r = - 10 . 711ln ( p ) ( r = 0 . 7524 ) ;分析模型表明:林內透過雨量與降雨量呈良好的線性關系,在一定的降雨量范圍內,林內透過雨量隨降雨量的增加而增加;林冠截留率與降雨量、降雨強度之間也呈良好的關系,林冠截留率隨降雨量和降雨強度的增大而減小,隨郁閉度的增加而增大。
  13. ( 3 ) make use of multivariable linear regression 、 multivariable step - wise regression and artificial neural networks and so on to establish corresponding mathematical model

    ( 3 )針對數據庫中的數據我們採用多元線性回歸、多元線性逐步回歸、人工神經網路等方法來建立相應的數學模型。
  14. A price prediction model of new marketing stocks using the methods of mathematical statistics and regression analysis is presented

    摘要利用數理統計方法以及回歸分析,建立一種新股上市價格預測模型。
  15. In this paper, the design of flexure hinge is studied by advanced computer aided engineering software ( cad / cae ), and the mathematical model of flexure hinge is conducted by orthogonal experimental scheme and stepwise regression method

    本文通過先進的計算機輔助工程軟體( cad cae )探討了柔性鉸鏈參數的設計,從統計學原理運用正交試驗表和回歸理論導出了柔性鉸鏈設計參數的數學模型。
  16. Abstract : making use of the method of regression analysis, an e xperimental study of multiple factors change have been made in batch vibrated fl uidized bed. the mathematical model is set up between the diameter of particle an d the technological parameter. the effect of technological parameter on granulati on is discussed

    文摘:利用回歸分析方法在間歇操作的振動流化床中進行了多因素變化試驗研究,建立了顆粒直徑與工藝參數之間的數學模型,探討工藝參數對造粒的影響。
  17. Data mining is defined as the nontrivial extraction of implicit, previously unknown, and potentially useful information from data or known as knowledge - discovery in databases ( kdd ). to do this, data mining uses computational techniques from statistics, machine learning and pattern recognition such as discriminate analysis, regression method, mathematical programming, decision tree, k - nearest neighbor, artificial neural network etc. although many positive attempts are done, the development and application of personal credit assessment model in chinese bank industry is still in its infancy

    數據挖掘是20世紀90年代後期人工智慧和數據庫領域興起的一種數據處理和知識發現( kdd )理論,是從大量的、不完全的、有噪聲的、模糊的和隨機的實際應用數據中,提取隱含在其中的信息和知識的過程。對數據進行分類和預測是數據挖掘的主要功能。數據挖掘用於信用評估的優勢主要在於: ( 1 )能處理和修正實際數據問題,演算法模型具有自檢
  18. Through the analysis of the reel estate froth and the real estate speculation and embarking from the non - speculative and the speculative demand factor which influence the real estate price, this article carries on the regression analysis using the real estate congenial price mathematical model to determine the real estate froth degree, thus we call it the demand factor modeling

    本文主要通過對房地產泡沫、房地產投機的分析,從影響房地產價格的非投機性和投機性需求因素出發,利用房地產投機價格數學模型進行回歸分析來確定房地產包沫度,因而稱之為需求因素模型法。
  19. Based on the information - exchange model and function, the mathematical model of the fuzzy extremism method of icaqfd under fuzzy constraints for prioritizing pqc from voc is established in qfd deployment automatically. the model for technical advanced degree of pqc based on the information in hoq models for goal values based on fuzzy regression analysis are built. and the decision - making models are established by all of these

    系統研究了icaqfd系統實現的關鍵技術: hoq中模糊信息的建模方法、 hoq框架的自動生成技術,將模糊集理論應用於icaqfd的各hoq中,建立了voc的模糊建模和voc模糊綜合模型、用戶競爭性評估模型、及pqc重要度評估模型等,為hoq中決策模型的建立奠定了技術基礎。
  20. In order to control the process of flexography and prove the quality, density mathematical model with colorful flexography plate was established by conic regression method, and the exactness of the model was testified

    摘要為了更好地控制柔印流程,提高柔印質量,擬用柔版彩印樣張通過2次曲線回歸的方法,建立了密度式彩色柔版印刷呈色模型,並對模型的精度進行了檢驗。
分享友人