擬變量 的英文怎麼說

中文拼音 [nǐbiànliáng]
擬變量 英文
quasivariable
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. Congestion dummy variable

    擁擠虛擬變量
  2. Finally, interactive time dummy variables are incorporated into the model to highlight the significant relational dynamics in our sample

    最後，通過設置時間虛擬變量來考察各年度的各影響因素對資本結構的影響程度。
  3. Based on funds holding stocks sample and whole stocks sample, it uses cck adjusted model to test the existence of herd behavior of funds and that of the whole stock market. then, it inserts dummy variable dt in cck adjusted model to testify whether herd behavior of funds and that of the whole stock market are the same in scale to prove whether herd behavior of funds makes stock prices fluctuate in the whole stock market

    本文主要採用實證研究的方法，首先運用cck校正模型，按基金持股樣本和股市整體樣本，分別檢驗基金羊群行為及股市整體羊群行為是否存在；其次，在cck校正模型的基礎上引入虛擬變量d _ t ，建立虛擬變量模型，以檢驗基金與股市整體羊群行為的顯著程度是否相同，從而證明基金羊群行為能否引起股市整體價格的波動。
  4. Furthermore, the dissertation deals with institutions as dummy variables and establishes a measure model to go on the research, making a conclusion that the institutions is not only an important factor in urbanization, but also the one, which has the biggest flexibility in the system innovation of urbanization. in the eighth and ninth chapters, factors hampering the regime innovation in urbanization are discussed. then the direction and principles of the system innovation of urbanization are approached

    在以上分析的基礎上，論文把城鎮化中的制度因素作為虛擬變量，華中農業大學博士學位論文:我國城鎮化中的制度變遷研究來進行計量模型的建立和檢驗，最後得出結論:制度因素不僅是影響城鎮化進程的重要作用因素，而且在城鎮化進程中制度創新的彈性是最大的。
  5. 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。
  6. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  7. Several regression models, with an independent variable of sea surface geostrophic current, were set up to simulate the real trajectories of drifters

    對南海中伴隨渦旋運動的2個浮標模擬試驗顯示，諸多模型中以海表地轉流、風海流及背景流為自變量的回歸模型模擬浮標漂流軌跡效果較好。
  8. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線性導彈制導系統，很難求得其解析的最優制導律，只能求得開環的數字解，不能適用於具有時變不確定性的導彈制導系統.利用神經網路的學習和推廣能力，對開環的數字最優制導律進行離線的學習，作為閉環的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經網路輸入對制導系統性能的影響，以及各種制導律的魯棒性問題，並採用模塊化神經網路結構提高神經網路的學習和推廣能力，模擬結果得到一些有益的結論
  9. Study on the steady analysis model of variable displacement hydraulic pump

    變量液壓泵穩態模擬模型
  10. This article is divided into four parts : part one emphasizes the common theory that corporate governance structure figures out the agent problems caused by the separation of ownership and control power, and sets forth correlative research done by domestic and foreign scholars from the relationship between centralization degree of ownership and performance, the relationship between incentive of senior managers and performance, and the relationship between board and performance. and puts forward some deficiencies in domestic research, for example, the select of performance is bald ; most research methods are cross section analysis, there is little research basing on both time serial and cross section datum ; and there is little research have the inside and outside corporate governance factors in the selection of corporate governance structure indexes

    描述性分析介紹了我國上市公司治理結構的現狀;通過公司治理變量的線性組合，採用主元分析法來構造反映公司治理水平的指標z ，並由此z指標回歸經營績效指標得出公司經營績效與公司治理的整體效果有相同方向變化的結論;變量之間的相關關系揭示了這些變量之間關系的合理信息;面板數據結果顯示:第一大股東持股比例、國有控股虛擬變量與經營績效負相關;第二至第十大股東股權集中度、董事會持股比例和總經理持股比例與經營績效正相關。
  11. On this basis, adopt the plural linear regression method, regard peasant ' s per capita income as the dependent variable, per capita agricultural land area, unit agricultural land area chemical fertilizer use amount, agriculture total value account for gdp proportion and land degradation the index data ( land degradation fictitious variable, land degradation percentage and land degradation the array variable of the degree ) as the independent variable

    在此基礎上，採用多元線性回歸方法，以農民人均收入為因變量，人均農業用地面積、單位農業用地面積化肥使用量、第一產業總值佔gdp比例和土地退化指標（土地退化與否的虛擬變量、土地退化百分比和土地退化程度的序列變量）為自變量來分析。
  12. The stepwise regress technology was applied to analyze the factors after virtualization of status variables

    將狀態變量轉化成虛擬變量后，運用逐步回歸技術進行因素的回歸分析。
  13. Experimental research on applying fuzzy logic systems to active vibration control of flexible structures

    機械可靠性設計的虛擬變量演算法
  14. Secondly, it mainly analyses the actuality of china shipping agency longkou and mentions the main problems that the company is faced to inside herself

    最後，文章通過建立帶虛擬變量的回歸模型，對龍口地區的船代市場進行了定量的預測。
  15. The client size is the most important factor of the determinants of audit fees. but the auditee risk is n ' t significantly influencing audit fees. we find that the coefficient on the variables capturing the auditee risk except for " lem " is insignificant

    另外我們還發現，上市公司風險因素對審計收費的影響並不顯著，反映風險因素的四個虛擬變量只有基於避虧動機的盈餘管理虛擬變量與審計收費顯著相關，說明我國現階段的審計收費中並不存在風險溢價。
  16. It is discovered that the first factor impacting wheat output in all is resources factor, including science and technology development level, agricultural resources, etc. ; the second factor is input and output factor including price and revenue ; the third factor is policy factor, including subjunctive policy variables and the price rate of industrial commodities to agricultural commodities ; the fourth factor is climate factor, especially the disaster suffered proportion

    經研究認為，影響小麥產量的第一主因子為資源（科技）因子，主要是科技發展水平、農業資源等；第二主因子為投入（產出）因子，表現為價格、收益等；第三主因子為政策因子，包括政策虛擬變量、工農業商品比價；第四主因子為氣候因子，主要為受災比重的大部分信息。
  17. Chapter 4, empirical test. this part uses the var models to measuring the var of shanghai stock market and shenzhen stock market and analyzed the conclusion. chapter 5, introduce the definition of marginal var, component var and increment var and give empirical test

    本部分首先給出了本文的研究方法一摩根集團採用的risk一metrics方法、基於garch模型的garch一t 、 garcll一右ed模型和考慮到我國政策多變性帶兩個虛擬變量的garch一t模型，基於極值理論的var一x方法。
  18. A functional unit whose output analog variable is the integral of an input analog variable with respect to time

    一種功能部件，其輸出模擬變量是輸入模擬變量相對于時間的積分。
  19. A functional unit whose output analog variable is equal to the sum, or a weighted sum, of the input analog variables

    其輸出的模擬變量等於兩個或多個輸入模擬變量之和或加權和的一種操作裝置?功能部件? 。
  20. Credit rationing had been put forward early in 《 monetary theory 》 of keynesin 30 ’ s. afterwards western scholars carried on the study and research to this problem continuously. till 80 ' s jaffee and russell, keeton, stiglitz and weiss and so on bring the phenomenon of credit rationing into the information economics, upbuilt the current credit rationing theory based on the incomplete information theory

    本文創新之處在於在運用信貸配給理論解釋貨幣政策信貸渠道不暢方面做了新的探討，在bernanke & blinde的信貸傳導渠道理論分析的基礎上加入了信貸配給的影響，並在理論分析的基礎上，運用回歸方程及引入虛擬變量對我國實際情況進行量化分析，將通貨膨脹和通貨緊縮兩種情況分別進行討論。
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