統計隨機分佈 的英文怎麼說

中文拼音 [tǒngsuífēn]
統計隨機分佈 英文
statistical random distribution
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 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...
  • : machineengine
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • 統計 : 1 (對有關數據的搜集、整理、計算和分析) statistics; census; numerical statement; vital statistic...
  • 隨機 : random stochasticrandom
  1. The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically

    鑒于這類系在各大中小型企業的廣泛應用與相對滯后的研究水平,本文提出了三種新的能切實地解決目前尺寸鏈輔助析解算中存在的各種難題的設方案,第一種方案將尺寸鏈中各組成環能取的極值組合起來,自動列方程組,求解每個組合情況下的封閉環尺寸,最後比較這些結果,得出封閉環的最大最小值;第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影,之後再析各尺寸環投影量的增減性,並且提供了組成環兩個方向上的投影量增減性不一的復雜情況下的解決辦法,綜合組成環各投影量的增減性,然後自動列出方程組,最後根據各組成環的投影量以及所列的方程組來確定尺寸鏈封閉環的尺寸;第三種方案以蒙特卡洛法為原理,在尺寸鏈各組成環的取值范圍內使用產生大量數,模擬實際大批量生產中的零件尺寸情況,以更經濟更合理的方式析、算封閉環尺寸。
  2. By end of 1998, the nominal value of derivatives transactions had happened in the official exchange within 5 years increased from 7. 7 trillion u. s. dollars to 13. 5 trillion u. s. dollars, meanwhile, the nominal value of derivative securities ( otc ) increased from 8. 7 trillion u. s. dollars to 51 trillion u. s. dollars, then, the nominal value of unliquidated derivatives was total about 64 trillion u. s. dollars, and the academic field also emerged frontier science borrowing for the financial science, physics financial science, financial engineering, etc. 1973, black and scholes put forward the differential equation that any derivative securities prices based on any non - dividend paying stock must be satisfied, that is black - scholes differential equation

    Jamshidian . f在其1989年的文章中推導出零息債券的期權價格。奧托同樣在其1998年的論文中用物理學中的路徑積方法推導出了基於零息債券為基礎的期權定價模型。本文在這些學者研究成果的基礎上,進行了更深層次的研究,在vasicek模型的基礎上,打破上述學者及著名的black - scholes期權定價模型只能求解證券及其衍生產品價格平均值的限制,對零息債券和基於零息債券的期權的價格求解,並推導證券瞬時價格的函數。
  3. Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently

    本文介紹載對空微波輻射探測雲中路徑積液態水含量( l )的輻射傳輸原理和反演方法;根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂直模式,得到這兩個地區4 - 7月各月的高度而變的反演公式及其系數的表達式;探索了和反演系數有關系的大氣的影響,並在各個月份之間進行了比較析;給出了反演誤差的數值模擬檢驗結果:在地面反演值對『真值』的相對偏差是15 - 25 ,在6公里高度處為5 - 10 ,表明該方法已具有實用可接受的精度。
  4. By means of statistical inference as well as hypothesis test method, it is determined that the variables of compressive stress and shearing stress are of extreme - value distribution and that the variables of frictional coefficient and cohesion coefficient are of logarithmic normal distribution

    應用推理和假設檢驗方法析得知,壓應力與切應力變量呈極值型,摩擦系數與粘結力系數變量呈對數正態
  5. The experimental tests were conducted to obtain the probabilistic statistic distribution of design variables of cfrp wound pressure vessels ( such as elastic constants, strength of lamina, winding technology parameters and the geometric sizes ). and a goodness of fit test using the kolmogorov - smirnov method was used to get the best probabilistic distribution of design random variables

    對cfrp纏繞壓力容器各重要設變量(單向板彈性常數及其強度、壓力容器纏繞工藝參數及幾何尺寸)的特徵進行了試驗研究,並根據kolmogorov - smirnov檢驗法,獲得各設變量的最優概率
  6. A new method is presented. the travel time, including the time delays associated with overland folw pathways, is obtained. it is expected that the hillslope velocity and the stream velocity are different, and different equation is used. in the method, the fact that velocity increases going downstream in river systems is taken into account. after the travel time of each cell being calculated, the frequency distribution of the times of arrival of individual water droplets at the catchment outlet - giuh, is obtained

    提出了一種匯流時間算方法,匯流時間中包括坡地漫流時間和河道匯流時間。方法中坡地單元的匯流速度與河道單元的匯流速度採用不同的算公式,同時考慮流速沿河道向下游的變化。流域中每一個網格單元的匯流時間得到后,將其看作變量,進行析后,得到匯流時間的頻率? giuh 。
  7. The edge detection approach based on cp neural network is valid to overcome the randomness of fragment dispersing and complexity of distribution of perforation holes. applying neural network approach, the influence of the negative factors is reduced in artificial detection and statistics. in this way, the target image was detected exactly and successfully

    基於cp神經網路的邊緣檢測方法有效地克服戰斗部破片穿靶試驗中破片飛散的性和破片孔的復雜性,從而減小了人為檢測和中諸多不利因素的影響,完成對靶板圖像的準確檢測。
  8. Because of the characters in the alum image : strong disturbances, low contrast and random arrangement of alum grain, in the designing of the system we sort the images collected from digital camera and get the corresponding control of adding alum through three steps : pre - operation, vein analysis and particle processing

    通過析得到礬花圖象的特點:干擾強烈、對比度低、礬花顆粒,在本系的設中,通過對數碼相採集到的礬花圖象進行預處理、紋理析以及粒狀三個步驟的處理,完成對礬花圖象的類,以實現相應的加料控制。
  9. Monte carlo is a method that approximately solves mathematic or physical problems by statistical sampling theory. when comes to bayesian classification, it firstly gets the conditional probability distribution of the unlabelled classes based on the known prior probability. then, it uses some kind of sampler to get the stochastic data that satisfy the distribution as noted just before one by one

    蒙特卡羅是一種採用抽樣理論近似求解數學或物理問題的方法,它在用於解決貝葉斯類時,首先根據已知的先驗概率獲得各個類標號未知類的條件概率,然後利用某種抽樣器,別得到滿足這些條件數據,最後這些數據,就可以得到各個類標號未知類的后驗概率
  10. It is has been known that the energy spectra statistic of a chaotic system agrees with wigner distribution which is achieved from random matrix theory and the one of a integrable system is poisson distribution achieved originally from the irregular spectra

    一個經典混沌系的量子能譜滿足由矩陣理論所導出的winger,而可積系滿足無規能譜的即泊松
  11. Abstract : it is essential to research radar clutter with non - gaussian spectrum and non - r ayleigh distribution in modern radar design. based on spherically invariant rando m process ( sirp ), this paper applies a new algorithm to model the clutter with k d istribution in amplitude and any power density spectrum. at last it is proved tha t thi s method is correct and applicable with real simulative clutter and statistical detection result

    文摘:研究並模擬具有非瑞利幅度和非高斯功率譜的雷達雜波是現代雷達信號處理中的一個重要的研究課題.文中基於球不變過程( sirp )的建模方法,針對實地採集的幅度滿足k並具有有理功率譜的高解析度雷達雜波,運用現代譜估演算法對其進行建模和模擬,並以模擬雜波與實際雜波的數據對比和檢驗的結果對該方法進行了驗證
  12. When ddos happens, the flood presents some characteristics, such as the statistical distributing. although an attacker can forge any field in the ip header, he or she cannot falsify the numbers of hops an ip packet takes the reach its destination, which is solely determined by the internet routing infrastructure

    Tcpsynflood攻擊發生時,在路由器會引起某些異常情況,如流量異常(可能會流量猛增) ,報文流一些特徵的特性發生改變(如源ip地址的特性, ttl欄位的特性)等。
  13. The random mathematical model is described using equivalent markov equations. the time and state parameters are discrete. based on the model, the flow rate distributions along radial and average at any height can be calculated directly, moreover, the probability transition matrix of the flow can be determined via the statistic character of the random cumulate particles, and be corrected by s. cd the random theoretical model shown in fig. l, the section of the bed of tbr is divided into a series of concentric circles

    一、在常溫和常壓下進行滴流床反應器流率的研究,以狀態離散、時間離散的齊次markov過程描述了滴流床在滴流區的流率,建立了滴流床在滴流區流率模型,根據此模型可以: 1 、可直接確定任一高度下的液體徑向流率及平衡流率; 2 、液體流動的概率轉移矩陣可由堆積顆粒的特性確定,以參數s修正。
  14. Based on the date of full - scale measurements, modeling wind tunnel tests and theoretical researches of the wind loads on low - rise buildings available, involved the date of the wind tunnel test and computational numerical simulation fulfilled in this paper, the effects of wind loads on low - rise buildings have been studied systematicaly and extensively. it reveled properly the principle of the changes of the surface mean pressures, local pressures, and fluctuating pressures with the building geometry, roof type and slope, wind direction, eave configuration, cladding system, and dominate openings

    本文根據國內外有關低層房屋風荷載的全尺寸實測、模型風洞試驗及其理論方面的研究,包括本文進行的低層房屋屋面風壓的風洞模型試驗和數值模擬算,對低層房屋的風荷載特性進行了系而深入的研究,較好地揭示了低層房屋表面的平均風壓、局部風壓和壓力的波動房屋的幾何尺寸、屋面形式、屋面坡度、風向角、檐口構造、覆面材料和門窗開洞而變化的特點和規律。
  15. In this paper i calculate the reasonable possession quantity of port handling machineries with chance - constrained linear programming. first in the paper is the background and meaning of this research ; then analysis present situation of port machinery management both in practice and theory ; in chapter 3, i qualitatively discusses characters influencing machinery quantity, which include lifting ton, intact rate and using rate, age of machinery, machinery purchase and working cost and so on. in chapter 4, i take the influencing characters to mathematic model of chance - constrained linear programming, aiming to maintain the need of production and reduce machinery cost

    文章首先介紹了選題的背景、意義以及主要工作;第2章介紹了港口械管理在港口企業管理中的地位與作用,以及我國港口械設備管理與配置現狀,並簡要介紹目前港合理擁有量的理論研究方法;第3章從技術與經濟角度定性析了各種因素對港擁有量的影響,其中主要包括械起運量、完好率與利用率、械設備役齡、購置與營運成本等;第4章將各種影響因素引入模犁,提出以完成生產任務、械成本最低為目標,應用線性規劃模型算港口流動械合理擁有量的方法;第5章以大連港大港區為例對模型進行應用,選擇四種型號叉車為研究對象,對其歷史經濟與技術數據進行析,其中重點對變量單位臺時維修費用進行了正態擬合。
  16. Second, the random variables in reliability analysis of the steel rail are discussed. these random variables include the wheel load, the stiffness of the rubber pad and the bed, the temperature stress and the fatigue ultimate strength of the steel rail. and their probability distributions and parameters are discussed thoroughly

    其次,對鋼軌可靠度析中涉及的變量如輪載力、軌下膠墊剛度、道床路基聯合剛度、溫度應力及鋼軌疲勞極限強度的概率類型和特徵進行了詳細討論。
  17. This part mainly discusses the statistical distribution of the price and the returns rate, including random process and the returns rate model, gaussian process, measuring returns rate with discrete random process, white noise process, auto regression process, moving average process, auto regression moving average process, random walk, continuous random process, leptokurtic distribution, conditional mixed distribution, garch model and fractal distribution

    在這一部中,我們主要討論價格和收益率的過程和收益率模型、高斯過程、收益率量中的離散過程、白噪聲過程、自回歸過程、移動平均過程、自回歸移動平均過程、行走、連續過程、尖峰、條件混合、 garch模型以及
  18. The analysis and design class diagram are given. the sequence indication stochastic simulation algorithm based on indicator kriging is realized. the algorithm applies to discrete and continuous variable has no restrict to data distribution

    給出了沉積相建模的析類圖和設類圖,實現了基於指示克里金估的序貫指示模擬演算法,該演算法對離散數據和連續數據都適用,不要求數據的特徵,可以較好的模擬相特徵。
  19. However, the fatigue of structure is such a complicated phenomenon affected by many uncertainties that it is necessary to analyze the structural fatigue from the point of probability and statistics. probabilistic fracture mechanics is a branch of fracture mechanics, so the various parameters affecting the fatigue propagationg a re considered as randomized

    作為斷裂力學的一個新的支,概率斷裂力學從概率和的角度對結構進行疲勞可靠性析,充考慮了疲勞破壞過程中出現的不確定因素,將影響疲勞裂紋擴展速率的各參數看作是服從某一種概率變量。
  20. When the data of logistics in current process are used for input of simulating logistics in future 100 % continuous casting process, supply of hot metal from iron - making process may not satisfy the needs of 100 % continuous casting on raw materials. because planning scheme in continuous casting process depends greatly on smelting scheme in convertor vessel, it is important for operator to balance raw materials supply, smelting and casting in order to realize the scheme of 100 % continuous casting. when some equipment are work abnormally, mixer of hot metal and lf furnace can be used for logistics buffer

    用攀鋼煉鋼生產數據對模擬軟體系進行的測試和模擬研究結果表明:模擬系數發生演算法可以實現對作業時間的依抽取;在相似的輸入條件下,模擬結果與實際生產物流的時間規律基本吻合,達到了模擬軟體設的預期目標;若以攀鋼提釩煉鋼廠現工藝的鐵水輸入作為全連鑄后的輸入條件,則現工藝的物料供應能力可能難以滿足全連鑄生產的要求;連鑄的連澆劃對轉爐爐次劃的編制有很高的要求,合理安排來料、煉鋼與澆鑄三者間的物流平衡關系將是保證全連鑄作業的重要條件;當出現設備異常情況時,可以利用混鐵爐與lf爐站前等待作為物流緩沖池,通過延長系的平均物流時間來緩解因設備檢修和故障等擾動所造成的影響,確保生產的順利進行。
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