probability coefficient 中文意思是什麼

probability coefficient 解釋
概率系數
  • probability : n 1 或有;或然性。2 【哲學】蓋然性〈在 certainly 和 doubt 或 posibility 之間〉。3 【數學】幾率,...
  • coefficient : adj. 共同作用的。n. 1. 共同作用;協同因素。2. 【數,物】系數,率;程度。
  1. Following the research route of mend with study and development with creation, give the definition of risk and the methods of risk identifying, divide the risk attitude into risk loving, risk neutralism and risk avoiding, point out the importance of enhancing the risk consciousness for lightning hazard, and summarize the mechanisms of lightning hazard the theories and methods of risk assessment for lightning hazard. provide a set of risk assessment parameters for lightning hazard, which includes lightning times n, hazard probability p, hazard loss d, hazard risk r and protection efficiency e, and give the definition, decisive factor, value method and value scope of each parameter. establish a risk assessment model for lightning hazard which includes lightning hazard base module, lightning hazard probability module, lightning hazard loss module, lightning hazard accepted risk module, lightning protection cost module, correcting coefficient module, lightning hazard risk module, and lightning protection class and efficiency module

    遵循借鑒改造和發展創新的研究思路,給出了風險的定義和風險識別的方法,將風險態度分為風險喜好型、風險中庸型和風險逃避型,指出了提高雷電災害風險意識的重要性,總結了雷電災害的作用機制和雷電災害風險評估的理論與方法;提供了包括雷擊次數n 、雷災概率p 、雷災損失d 、雷災風險r和雷電防護級別與防護效率e等5類基本參數的雷電災害風險評估參數體系,並給出了各個參數的定義、參數的決定因素和取值方法以及取值范圍;設計了包括雷電災害基礎模塊、雷電災害概率評估模塊、雷電災害損失評估模塊、雷電災害允許風險評估模塊、雷電防護成本評估模塊、校正系數模塊、雷電災害風險評估模塊、雷電防護級別與效率分析模塊等8個模塊的雷電災害風險評估模型,評估模型以iec61662的評估模型為基本參考,以雷災損失d為中心,把雷災風險劃分為經濟雷災風險r _ e和人身雷災風險r _ l ,並對r _ e和r _ l分開單獨處理。
  2. While many theories concerning damage forecasting were put foreword, a different model of damage forecasting based on fuzzy probability will be presented in this paper. and it is reasonable to describe a variable like weight coefficient with fuzzy theory. in the end, the validity of the model is demonstrated well in the applications of one - storied brick bent frame column factories, one - storied reinforced concrete column factories, multistory masonry buildings

    國內外不少專家學者或研究單位先後提出了各種震害預測方法,本文在此基礎上,利用模糊理論,提出了模糊概率的震害預測模型,其模型能夠把兩類不確定性(一類是隨機上的,另一類是模糊上的)有機結合起來,而且對于權重這樣一個充滿著模糊性的變量,用模糊語言來處理是非常合理的;並應用於對單層磚排架柱廠房、單層鋼筋混凝土柱廠房以及多層磚房的震害預測,實踐證明此方法是比較精確的。
  3. Now the inbreeding coefficient has been applied into the evaluation of match probability of dna evidence in the court

    目前在法庭dna證據的匹配概率計算中已經引入了近交系數f 。
  4. First, this paper gives an introduction of some methods of unequal probability sampling, their estimators and variance estimators, including sampling with pps with replacement, methods of sampling without replacement suggested by brewer, durbin, sampford, des raj, murthy, rao - hartley - cochran. then, at the basis of rao and bayless ' s study, we consider that population can be splited two random subpopulations, which are respectively drawn from different infinite super - populations, and compare the stabilities of estimators of the methods that given above. we find that the minor difference between two super - populations has great effect on the efficiency of the estimators for the population with moderately large coefficient of variation ( c. v. )

    本文首先從理論上介紹了若干種不等概率抽樣方法,它們的估計量、估計量的方差及其估計,其中包括有放回ppz及pps抽樣,不放回不等概率抽樣中的brewer 、 durbin 、 sampford 、 desraj , murthy 、 rao - hartley - cochran等人的方法;其次,在rao和bayless兩人就樣本單元數n = 2的情形對上述抽樣方法進行比較的基礎上,將總體隨機地分成兩個子總體,視每個子總體取自不同的線性超總體,在文中,我們利用計算機實現隨機分組,並通過畫圖比較各方法估計量的穩定性,結果表明,對變異系數c . v . ( x )較大的總體而言,兩個超總體之間的微小差異將對估計量的穩定性產生很大的影響,從而說明rao和bayless的比較結果還不夠完善。
  5. Along with variability of vertical coefficient of consolidation rising, the sensitivity of probability characteristics of average percent consolidation of double - layered soil to the variability of vertical coefficient is falling, and the sensitivity of it to the variability of vertical coefficient is rising

    雙層地基平均固結度的概率特性對豎向固結系數變異性的敏感性隨著其變異系數的增大由強變弱;隨著豎向固結系數的變異系數的增大,平均固結度的概率特性對豎向固結系數分佈概型的敏感性由弱變強。
  6. Thirdly, comprehensive attribute method and risk coefficient are used to comprehensively evaluate the risk of the three sites so as to identify key risk factors and evluate the whole risk probability. fourthly, optimal scheme is selected via comparing schemes of the three plant sites through using investment model based on maximum shannon rule. lastly, measures to monitor and control risk consisting in this project are analyzed

    在對該項目三個備選廠址的風險識別的基礎上,利用極大熵準則對各廠址存在的風險進行估計,得出各風險發生的概率,然後利用綜合屬性度法和風險系數對各廠址存在的風險進行綜合評價,找出了關鍵風險,並得到了該項目的整體風險水平,進而通過基於極大熵準則的大型工程投資決策模型對該項目的廠址選擇方案進行決策,選出了最優方案,最後,分析了該項目中存在的風險的應對監控措施。
  7. The adaptation processing includes linear prediction coefficient adaptation and adaptation of quantization step size for residual signals. based on g. 726, we adopt a huffman coder to make use of probability statistic of bit cascade covering n ( n 1 ) samples generated from adpcm, in order to further reduce the bit rate. ng is lossless entropy coding, the speech quality of our improved algorithm should be same as that of g. 726 standard

    我們的研究和改進工作包括:研究最優非均勻自適應量化器,及其自適應演算法;研究波形預測函數,以及函數零點、極點的自適應演算法;基於每n ( n 1 )個樣本所對應符號的概率統計,對預測殘差量化值再進行huffman編碼,進一步降低比特率。
  8. The foundation engineering is typical in both excavation depth and scale, on the basis of in - situ investigation, the design optimistic of retaining wall was discussioned in this paper, the mian reseaches including : the using of fem optimazition methods of rods system ; the delvopment of programs for optimazition of imbedding depth of structure based on matlab and for whole design optimaziton of the retaining structures based on ansys, under the two controlling factors of the saft coefficient and the reliability probability about the whole damage of retaining atructure ; the analysis on the m index of soil, the depth of retaining structures imbedded in the rock and the overall optimistic design of retaining structures

    該基礎工程不論在開挖深度還是規模上都很具有代表性。作者在現場調研的基礎上,探討了基坑支護結構設計優化問題。主要研究內容可以歸納為:應用基於m法的彈性地基梁桿系有限元方法;在圍護結構整體穩定性安全系數與可靠性破壞概率兩種控制因素下,編寫了嵌巖深度優化的matlab程序與圍護結構整體設計優化的ansys批處理程序;進行了地層抗力比例系數反算、地下連續墻嵌巖深度優化與地下連續墻結構體系整體設計優化。
  9. The formulas for computing mean and deviation of the average consolidation degree of double - layered soil are derived as vertical coefficient of consolidation submitting to gamma distribution. with these formulas, the influence of geotechnical auto - correlation distance to the probability characteristics of consolidation degree is studied. it shows that along with the rising of auto - correlation distance, the sensitivity of probability characteristics of consolidation degree to auto - correlation distance is falling

    當豎向固結系數為gamma分佈時,推導了雙層地基平均固結度均值和方差的計算公式:利用該公式分析了土性自相關距離對平均固結度概率特性的影響,結果顯示,自相關距離越大,平均固結度的概率特性值對自相關距離越不敏感。
  10. In the study of risk theory, a class of continuous time risk process with deficit - time geometry distribution of claim inter - occurrence time was made into a strong piecewise - deterministic markov process with the theory of piecewise - deterministic markov process and by introducing a supplementary variable. martingale approach is one of the most powerful methods of pdmp. the programming process is getting the ruin probability from the martingale construction. we use the idea of change of measure in the programming process and find the result and the function of adjustment coefficient

    本文應用逐段決定馬爾可夫過程理論及補充變量技巧,使索賠到達間隔服從虧時幾何分佈的連續時間風險過程成為齊次強馬爾可夫過程,然後利用pdmp中的鞅方法(用廣義生成運算元得出鞅)推導了鞅的形式,作為該風險模型索賠額分佈為一般分佈下的破產概率的一般表達式,其中用到了測度變換的思想。
  11. This risk process is made into a homogeneous piecewise deterministic markov process by introducing supplementary components from forward markovization technique. then a martingale is found by the martingale approach of piecewise deterministic markov process ( pdmp ). the general expression and the lundberg bound of the ruin probability are derived subsequently. the idea of change of the probability measure and the adjustment coefficient are used to find the lundberg bound

    首先利用向前馬爾可夫技巧使此風險過程成為齊次馬爾可夫過程,然後利用逐段決定馬爾可夫過程( pdmp )中的鞅方法,得到本文風險模型中鞅的形式,繼而求得索賠額分佈為一般離散分佈的破產概率的一般表達式,並得到破產概率的lundberg界,這里用到了測度變換的思想,從中可以看出調節系數的重要作用。
  12. In this paper, an approach of the systematic artificial neutral net was introduced into the analysis on the ship - against - bridges probability with a computer programs. based on the basic data of the present 12 typical bridges as the sample, 4 chief influential factors as the input coefficient, such as the bridge span, the water flow rate, the incline angle between water flow direction and the direction normal to bridge axis, and the curve in the course near the bridge area, with the ship - against - bridge probability as the output coefficient, the intelligent judging system of the ship - against - bridges probability reflecting the influence of the above input parameters is obtained after training

    本文首次將人工神經網路系統方法引入了船撞橋概率的研究當中,編制了計算程序,成功地以現有12座典型橋梁的基礎數據為樣本,以橋梁跨徑、水流流速、水流方向與橋軸法線的夾角以及橋區航道彎曲度等4個船撞橋主要影響因素為輸入參數,以船撞橋概率為輸出參數,經訓練得到了能較好地反映上述輸入參數影響的船撞橋概率判斷系統。
  13. Risk theory is a hot topic in the present actuarial science and mathematics research. it helps to construct the risk model in the light of the instrument of stochastic processes and to study the problems of ruin probability and adjustment coefficient

    風險理論是當前精算界和數學界研究的熱門課題,最初主要藉助隨機過程理論來構造保險經營中的余額過程,並研究其破產概率、調節系數等問題
  14. The reliability of consolidation of double - layered soil is analyzed by monte - carlo method. a probability design coefficient is defined, and the relation between the coefficient and failure probability is given, then the process for probability design of double - layered soil consolidation is provided

    定義了一個概率設計系數,在豎向固結系數服從不同概率分佈的情況下,給出了其與失效概率的關系式,並給出雙層地基固結的概率設計的步驟
  15. The results show that the mass absorption coefficient is nearly exponent decay with the gamma energy, the less energy of gamma ray, the more probability of absorption in the iron sphere

    結果表明,隨著射線能量的增加,質量吸收系數近似呈指d一t中子穿透鐵球伴生y射線泄漏能譜實驗研究數衰減, y射線能量越低,被鐵原子核吸收的幾率越大。
  16. Regard appropriate development of the coal industry as the starting point in the thesis, in analysis at the f our country coal characteristic and coal industry with the other economic foundation that technology get in touch of industry of industry in an all - round way, set up optimize models of industry of coal based on dynamic input - output analysis, and use the econometrics method to confirm the systematic parameter of this model, had asked the model of solving and analysis, applying theory and method of markov probability model modify and forecasting direct consume coefficient matrix in coal industry, and has probed into in the course of revising the parameter changes the influence caused toward other input - output index

    論文中以煤炭產業的適度發展為出發點,在全面分析了我國煤炭產業的特點以及煤炭產業與其他產業的經濟技術聯系的基礎上,建立了煤炭產業多目標動態投入產出優化模型,應用計量經濟學方法確定了該模型的系統參數,求解模型並對最優解進行了分析,應用馬爾科夫概型修訂直接消耗系數矩陣以反映煤炭消耗的變化,並探討了在修訂過程中參數變化對其他投入產出指標所造成的影響。
  17. And when going on reliability analysis of slope stability, confirm with critical split surface using traditional definite value analysis method ( namely most dangerous sliding surface ), then calculate reliability index and failure probability of slope in this sliding surface. compare with using trial method to look for critical sliding surface in the past, it reduces time of calculating greatly, improves computational efficiency, can get safety coefficient and failure probability of slope stability at the same time

    並且在進行邊坡穩定可靠性分析時,用傳統的定值分析方法確定公路邊坡的臨界滑裂面(即最危險滑裂面) ,然後以此為基準計算邊坡的穩定可靠指標及邊坡失效概率,與以往尋找臨界滑裂面的試演算法相比,大大減少了計算時間,提高了計算效率,可以同時求得邊坡穩定安全系數和邊坡失效概率。
  18. Through defining collision probability, collision probability coefficient, minimum feasible probability, tiny probability and maximum feasible collision times, the method for calculating maximum delay of network is clarified with the concept of maximum feasible collision times. it is illustrated that maximum delay of ethernet becomes bigger with its load increase

    定義了沖突概率、沖突概率系數、最小可能概率、微小概率、最大可能沖突次數等概念,用最大可能沖突次數這一概念,闡明了網路最大延時的計算方法,並舉例說明了隨著網路負荷的增加,網路最大延時也相應的增大。
  19. To increase the intension coefficient, and speed up the significant evolutionary, the increases probability of arriving vector optimization is given

    因此提出增加正負進化對的進化強度系數思想,以提高演算法的運行速度,增加向最優點進化的概率。
  20. At first, based on the 272 station monthly precipitation in china, the paper described the heterogeneous of the spatial distribution precipitation by use of the curve of lorenz and the coefficient of g. the results show that the heterogeneous of the spatial monthly precipitation in summer is stronger than in winter. based on this describing, the probability distributions function of the spatial distributions are fitted by use of the gamma distribution model, and this general principle is examined. the results show that the gamma distribution is good on describing the heterogeneous of the spatial distribution precipitation in china

    並以分佈擬合中國區域月降水量的空間概率分佈,擬合效果優良,表明描述中國區域月降水量水平空間分佈非均勻性的普適分佈律以分佈的pdf最為適宜;以1 、 4 、 7 、 10月具有代表性的資料為例分析了各季月降水量空間分佈型的主要特徵及其形成原因,並從一個側面表明我國月降水量空間分佈的偏態性正是我國降水氣候的最顯著統計特徵之一,這也與我國大陸性季風氣候特點密切相關;並且月降水量的基尼系數和分佈模式形狀參數值都是夏季大於冬季,說明月降水量的空間分佈非均勻性夏季比冬季弱。
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