正態分佈率 的英文怎麼說

中文拼音 [zhēngtàifēn]
正態分佈率 英文
normal distribution law
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 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
  • : 率名詞(比值) rate; ratio; proportion
  1. The probability density distribution of + conforms to the lognormal behavior

    低速帶間距的概密度可用對數來描述。
  2. Second, carried out the fatigue life test of the truck ' s front axles adopted grouping fatigue life test method, calculated the results on theory of probability stats, linear fitted the fatigue life data by means of the basquin equation and least squares method, acquired the mathematical model of s - n and p - s - n curve of the front axles

    其次,採用成組試驗法,對汽車前橋進行了疲勞壽命試驗,藉助概統計方法對試驗結果進行了析計算,得到了各試驗載荷下的疲勞壽命的的均值和標準差,採用basquin關系式和最小二乘法對疲勞壽命數據進行線性擬合,得到了前橋的s - n和p - s - n的關系。
  3. Secondly, by characteristic statistic, the probabilistic distribution of silt indexes is roughly learned, then the normal and beta distribution probabilistic models are fitted for generally symmetric distribution indexes, and the beta distribution models for all indexes owing to their good adaptability. after tested, the indexes of cuu and < t > m fitted by the beta models are very good

    其次,用特徵統計量對粉土工程性質指標的概作了粗略了解后,對大致對稱的指標作了和beta擬合,對不對稱的指標作了beta擬合,最後得出用beta擬合c _ ( uu )和_ ( uu )是較理想的。
  4. The results show that whole structure has high reliability index and values, so the boiler steel frame is enough safety and reliability. finally prospect of research and engineering applications of boiler steel frame is discussed in this paper

    考慮隨機影響因素及服從的隨機荷載,以整體結構最大應力處構件為評價標準,計算得到結構構件的可靠度指標和可靠度概值。
  5. The confidence tests can also bring more convenience in engineering, as that the tests for the percentile and percentage of normal population that are difficult in hypothesis tests can be easily solved by the present method

    不但比傳統的假設檢驗和抽樣檢驗具有更高的精度,而且更加便於應用,許多假設檢驗和抽樣檢驗難以處理的問題(如母體百和百位值的檢驗) ,採用置信檢驗可以容易地得到解決。
  6. Firstly, this paper makes clear the meaning of stock markets " efficiency through different perspectives, and then introduces the efficient market hypothesis ( emh ) and fractal market hypothesis ( fmh ). as one important part of rational anticipation theory, emh is the foundation of capital market theories, but the linear paradigm of emh does not conform to the stock market realities

    其基本的研究思路是:以有效市場假說和形市場假說為理論基礎,結合中國股票市場的現實情況(中國股票市場收益不符合,市場屬于形結構) ,以形統計學的相關方法為手段,對我國滬、深兩市的有效性進行實證檢驗,力圖對中國股票市場的有效性做出客觀真實的評價。
  7. Secondly, theoretical models for time series, such as garch, egarch, tarch and garch - in mean, and the methods of parameter estimation are introduced. then, these models are employed to test the volatility in shanghai a - share, shanghai b - share, shenzhen a - share and shenzhen b - share. next, in chapter 4, we study the co - integration and test the granger causality between the four share indexes. finally, the spillover of volatility between a - shares and b - shares markets are tested

    第二,通過模型的比較析,發現殘差基於t的arch類模型較之基於和ged的arch模型能更好地刻畫我國股指收益序列的特徵。第三,滬深a股在兩個階段的變化甚微,保持著非對稱效應,對利空消息的波動大於利好消息的波動,風險補償為向,且風險補償系數的變化不大。
  8. Adopts vdsm process technology however two outstanding problems are faced to ic layout design when the feature size reaches to 0. 18 m or lower : 1. timing convergence problem seriously affects the circuits schedule, and the interconnect - delay has exceeded more than 70 % of the total circuits ’ delay. 2. si problem, usually it consists two aspects of ir - drop and crosstalk. these problems often affect the chip function after tapout

    本篇論文就是針對超深亞微米階段soc晶元後端設計所面臨的挑戰,提出了運用連續收斂的布局布線策略,尤其是虛擬原型的設計理論,來快速驗證布局,進而提高布線的成功,並且提出了一種改進的布局評估模型,提高對soc晶元預測布線的準確度;同時,對于時鐘驅動元件選擇,文中提出了一種基於模型來達到更有效的選取。
  9. The waste load is regarded as a stochastic variable following the log - normal probability distribution based on statistical data, and the constrains on water quality levels are expressed in a probability form

    假設排污量是服從對數的隨機變量,並且以潮周期內水質達標的概作為衡量控制點達標的依據。
  10. The probability density function of net rainfall relative errors, flood peak discharge relative errors and the time error of the forecasted flood peak are calculated by the model developed

    通過建立洪水預報誤差的最大摘模型,計算出9座典型水庫洪水預報的凈雨相對誤差、洪峰流量相對誤差和峰現時間預報誤差的概密度函數,並將其概密度函數曲線與曲線進行比較。
  11. This gives a value, which is the point of maximum slope either side of the center of the curve

    等於與該的算術中平均數之間離差其平方的算術平均數的平方根? ?值,即曲線任一側的斜的最大值。
  12. The possible error of solar radiation climatic calculation is analyzed and discussed. the error range of calculating solar radiation with sunshine data is obtained. the homogeneity test is carried out using 70 monthly total solar radiation series over china with potter method

    在通過對總輻射和日照百檢驗以及相關性檢驗的前提下,以日照百資料為參考,採用potter法對70個輻射站進行總輻射資料的均一性檢驗。
  13. Because the return rate has many good characters such as the following, we estimate the return rate by use of the characters. theorem 1 [ 20 ] set kernel function k ( u ) and density function f ( x ) satisfy the following conditions

    第三部研究在收益不服從的情況下用核估計方法對股票的收益密度做出估計,然後算出在期滿日時的股價,再用非參數估計方法對歐式看漲期權價值進行評估
  14. Aimed at the feature of great fluctuation of water flow - rate in rivers and taking the monthly average flow - rate at low water with 90 % guaranty in recent ten years as design flow - rate, the permissible amount of major pollutants discharged into yellow river by lanzhou namely the stochastic environment capacity of waters, was determined by using a stochastic computation mode on the basis of lognormal distribution theory

    摘要針對河水流量變化大這一特點,採用以對數理論為指導的隨機計算模式,以近十年90 %保證最枯月平均流量為設計流量,確定黃河蘭州段主要污染物的容許排污量,即隨機水環境容量。
  15. Because of the joint - influence of the physiognomy and land use, the result showed that the infiltration properties of soil had significant variability in the catchment scale, and conformed to normal distribution

    受土地利用和地貌的綜合影響,土壤初始入滲、穩定入滲和前30min累積入滲量在流域尺度內呈中等變異性,均服從于
  16. Because empirical distributions of rates of return on risky securities have characters of skewness and excess kurtosis, this article puts forward studying portfolio selection model conditional on non - normal stable distributions

    摘要針對風險證券收益的經驗所具有的偏和過度峰等非特徵,提出在非穩定條件下研究投資組合模型。
  17. The application of statistics function of excel may simplify complicated binomial distribution probability counting and normal distribution probability counting, and at the sme time, many statistics functions can be connected together with some counting signs to make statistics analysis process which can be applied to much more complicated statistics counting and analysis

    摘要利用excel的統計函數可以使復雜的二項計算和計算變得簡單,同時,可以利用計算符號把多個統計函數連接起來,製成統計析程序,用於比較大的復雜的統計計算和析。
  18. The ica - based method without assumption that data follow normal distribution, can easily calculate the joint probability density function of independent components ( ics ), because each of ics statistically independent

    採用獨立析的方法可以避免數據服從的假定,且由於各個獨立成之間統計獨立,其聯合概密度函數可以很方便的求取。
  19. 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章介紹了港口機械管理在港口企業管理中的地位與作用,以及我國港口機械設備管理與配置現狀,並簡要介紹目前港機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機擁有量的影響,其中主要包括機械起運量、完好與利用、機械設備役齡、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、機械成本最低為目標,應用隨機線性規劃模型計算港口流動機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統計析,其中重點對隨機變量單位臺時維修費用進行了擬合。
  20. This paper comprises two parts : radar clutter simulation and adaptive moving target indication. in the former part, we analyse the generation mechanism of single - channel radar correlated clutter and illuminate the simulated modeling way of rayleigh, log - norm, wei bull, k - distributed clutter with special power spetrum. all these models are used into the practical simulation of ground clutter, cloud - rain clutter and chaff jammer according to their features

    在雷達雜波模擬部析雜波的產生尤其是單通道相關雷達雜波產生的機理,具體闡明了在指定雜波功譜情況下,幅度服從瑞利、對數、韋伯和k -的雜波的建模與模擬方法,並根據不同的特點,將其應用到地雜波、氣象雜波和箔條干擾的模擬中。
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