離散隨機變量 的英文怎麼說

中文拼音 [lísǎnsuíjībiànliáng]
離散隨機變量 英文
discrete random variable
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 散 : 散動詞1. （由聚集而分離） break up; disperse 2. （散布） distribute; disseminate; give out 3. （排除） dispel; let out
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 離散 : dispersed; scattered about; separated from one another; spread; debunching; straggling; fringing;...
  • 隨機 : random stochasticrandom
  1. The ionosphere is a complex medium, which is aeolotropy, asymmetry, dispersive and changes randomly with time. in order to improve the communication quality of the shortwave that depends on the ionosphere, we should have aknowledge of the current condition of the ionosphere in real time. the backscatter sounding of high frequency can diagnose the real - time channel characters for shortwave communication or hf radar, which is great assistant to shortwave communication and hf radar

    電離層是隨機時變，各向異性，非均勻、色散的復雜介質。為了保證依賴于電離層進行的短波通信質量，必須了解電離層的實時狀態信息。高頻返回散射探測可以實時監測與短波通信或高頻天波雷達相關的天波傳播通道的狀態，對短波通信和天波雷達工作起了重要的輔助作用。
  2. On the other hand, the moment, the second moment and variance of the present value random variables about some life annuities and annuities with random interest rate are gotten

    另一方面討論了隨機利率下的一些離散年金、連續年金和連續生存年金現值隨機變量的一階和二階原點矩及其方差。
  3. Abstract : a strong ilmit theorem for the weighted sum of discrete random sequences is gotten by the method of net differentiability

    文摘:利用網微分法，給出了離散型隨機變量序列加權和的一個極限定理。
  4. This paper mainly analyzes control delay at urban signalized intersections. based on the survey data, this paper talks about vehicles movement characteristics of arrival and depart process, then the queueing headway distribution is obtained, and the suggestion that saturated flow should be measured from the sixth queuing vehicle is offered. using random process theory analysis and computer simulation, the queuing length distribution model is obtained

    本論文針對平面信號控制交叉口的延誤問題進行了分析，在實測數據分析的基礎上，探討了車輛到達過程和離開過程的運行特性，給出信號交叉口排隊離散車頭時距分佈模型，提出飽和流率的測量應從第六個離開的排隊車輛算起；運用隨機過程理論和計算機模擬的方法得到了信號交叉口排隊長度分佈模型，在此基礎上運用協調變換的方法改進了車輛延誤模型。
  5. Dual randomized modulation technique is more effective than existing simple random modulation schemes, such as random position modulation or random switching frequency modulation, in dispersing the power spectrum

    與已經存在的任何一種單隨機方案相比，雙隨機調制技術驅散諧波能量而使之具有更寬的帶寬，能更加有效地減少功率變換器系統的離散譜峰值。
  6. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元，根據pid調節各個環節的特點，以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同，利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路，實現了水輪發電機組頻率的測量；在軟體上，對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析，選用改進的pid演算法實現了變參數、變結構的pid調節模式；調速器的機械液壓隨動系統具有步進電機電液轉換元件，採用五相反應式步進電機，根據其驅動特性設計了變頻調壓驅動器，實現plc與步進電機驅動器之間數字介面。
  7. This text aims to establish mathematics model, everyday randomicity variable to be set up by the discrete transformation method, to set up the simulation parameter form and the moleling and covariance form, draw the procedure flow chart to proceed simulative newspaper calculator problem

    摘要通過建立數學模型、運用離散反變換法產生每天賣報數隨機變量、建立模擬參量表和建模及統計變量表、畫出程序流程圖等步驟對報童問題進行模擬。
  8. The method of sequential indicator stochastic simulation firstly make the geological information discretization code, normally two indicator variables of 0 and 1. then make the kriging theory act on the variables to get the kriging estimation of indicator variables, namely estimation of probability distribution of the variables in a unknown position

    序貫指示隨機模擬方法首先將地質信息進行離散編碼，通常編碼成0與1兩值的指示變量，然後將克里金的基本思想用於指示變量，最終得到指示變量的克里金估計，即未知位置變量的概率分佈的估計。
  9. It has shown by the uncertainty of the data of fatigue experimentation and the size deviation of machine accessory and structure component and the original defect of materials that all of the stress and intensity and the factors that affect them are stochastic variables, so we should deal with the problem of fatigue by the method of probability and statistics to making the engineering life deduced by fatigue intensity to be the reliable life under a certain probability

    疲勞試驗數據的離散性，零件和構件加工允許的尺寸偏差，材料中分佈的原始缺陷，以及受載零件危險部位應力響應的分佈特性等，都說明應力和強度以及影響它們的因素都是隨機變量，它們有各自的分佈形式，應該用概率統計理論和方法來處理，才能使疲勞強度在工程中所確定的壽命，成為保證某一概率下的可靠壽命。
  10. Because of intrinsic randomicity of discrete event system, every operation of simulation is one course of sampling. in addition, the random variables are produced by using the false random number generators, self - dependence is relatively serious. so, the statistical analysis of the simulation result is necessary

    由於離散系統本身固有的隨機性，每一次模擬的運行都是一次采樣過程，加之隨機變量是使用偽隨機數產生的，自相關性較強，因此，還對模擬結果進行了統計分析。
  11. Later, professor liu wen studied the sequences of discrete random variables by combining the analytic technique with the approach of generating function and moment generating function and obtained a class of deviation theorems [ 10 ] ~ [ 121

    后來，劉文教授把分析方法結合母函數和矩母函數的方法研究了離散型隨機變量，得到了一類強偏差定理。
  12. Strong limit theorems of functional for the sequence of arbitrary discrete random variables

    任意離散值隨機變量序列泛函的一類強極限定理
  13. The six sigma black belt should be able to compute expected values for continuous and discrete random variables

    6西格瑪黑帶應能計算出連續或離散隨機變量的期望值。
  14. Then we get ruin probability, actuarial diagnostics and lundberg inequality in the new model. as to the risk model with random premium rate, we concerned with discrete random variable, continuous random variable and general random variable. we derive the formula of ruin probability, the extreme during the total duration of negative surplus and the joint distribution of the surplus immediately before ruin and the deficit at ruin

    對于保費率為隨機變量的一類風險模型，本文就離散的隨機變量、連續的隨機變量、一般的隨機變量三個方面進行討論，運用概率方法和風險理論的方法推導出破產概率、末離前最大盈餘分佈、破產前瞬時盈餘與破產赤字的聯合分佈等精算量分佈的一般公式。
  15. A strong deviation theorem of multivariate function sequences of arbitrary random variables is obtained by using moment generating functions and differentiation of measures on a net. and a strong deviation theorem of discrete information sources is obtained

    本論文利用母函數和網微分法得到任意隨機變量多元函數序列的強偏差定理；及一個對離散信源普遍成立的強偏差定理。
  16. In ( ( actuarial mathematics ) ) n. l. bower etc. specially have discussed the discrete time risk model in which the premium income of per unit time is regarded as a constant, the claim amount of each period time is regarded as independent and identically distributed random variable

    N . l . bower等人在《 actuarialmathematics 》一書中專門討論了離散時間的風險模型，該模型將單位時間內收取的保費視為常數，每一時期的理賠量視為獨立同分佈的隨機變量
  17. They can be used to assess or predict the reliability of corroded and cracked r. c. structures in marine environment. the stochastic model for assessment of chloride concentration in concrete is built by analyzing the stochastic process of chloride diffusion in concrete and taking account of the time variation of the diffusion coefficient

    通過分析氯離子在混凝土中擴散的隨機過程，把擴散系數作為隨時間變化的函數，將混凝土表面氯離子濃度、保護層厚度作為隨機變量，建立了預測混凝土保護層中氯離子濃度分佈的隨機模型，推導出了氯離子濃度的均值和方差。
  18. In this papcr, wc discussed the fully discrete multi - type risk model and several random variables relate to the time of ruin. the recursive formulas and explicit expressions of ruin probability and the distribution law of the surplus immediately before ruin were obtained. by " martingale approach ", wc get an upper bound of ruin probability

    本文在經典風險模型的基礎上建立了完全離散的多險種風險模型並對該模型討論了幾個和破產時刻有關的隨機變量。得到了破產概率以及破產前盈餘的分佈律的遞推解和顯式解，採用鞅方法，我們得到了一個破產概率的一個上界。
  19. Application of discrete type random variable storage model in the replenishment optimization

    離散型隨機變量存儲模型在訂貨優化中的應用
  20. A class of strong deviation theorems for sequence of dependent discrete variables

    關于離散隨機變量序列的一類強偏差定理
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