累計分佈 的英文怎麼說

中文拼音 [lěifēn]
累計分佈 英文
cumulative distribution
  • : 累Ⅰ形容詞(疲勞) tired; fatigued; weary Ⅱ動詞1. (使疲勞; 使勞累) tire out; wear out 2. (操勞) work hard; toil
  • : 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...
  • : 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
  • 累計 : 1. (總計) accumulative total; grand total2. (加起來計算) add up
  1. A cumulative frequency distribution enables us to see how many observations lie above or below certain values.

    頻率反映在某個值以下,或在某個值以上有多少個觀察值。
  2. The cumulative exposure distribution was divided into quartiles and adjusted odds ratios were calculated using the lowest quartile as the referent group

    積暴露被區為4等,並且利用最低暴露的1 / 4族群作為參考來算調整后的對比值。
  3. Influences of initial damage on development of spalling damage have been indicated by analyzing the distribution of void number density, the cumulative percentage of void volume and the volume fraction of the different - seize voids

    通過析孔洞數密度、孔洞體積積百比、不同大小孔洞所佔體積份額的算結果,指出初始損傷對損傷演化有直接影響。
  4. At same time, a simulation platform was established for computing the capacity of wireless mimo channel, and on the platform it was calculated out the cumulative distribution functions ( cdf ) of the channel capacity of the integrated mimo channel model on the basis of specific parameters provided by the 3gpp standard rl - 02 - 0181 specifications

    同時創建了一個無線mimo通道容量的模擬平臺。並以3gpp標準r1 - 02 - 0181所規定的具體參數為依據,在該模擬平臺上算出了模擬通道的通道容量的累計分佈,並和相應條件下的理論容量進行了析比較,得到了有關結論。
  5. The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves

    層內非均質性研究,通過算不同沉積微相砂體滲透率的變異系數、突進系數以及級差來說明主要儲集微相的非均質特徵;據巖性及電性特徵,將層內夾層為兩類,統單砂層段內夾層的個數、積夾層厚度、夾層頻率及夾層密度,並且根據夾層頻率及密度平面布圖統出每層的頻率相對高值區和低值區,總結夾層特徵;根據物性參數隨深度的變化趨勢建立了五種儲層層內物性非均質模式,指出研究區內以a型和c型模式為主。
  6. Then, with the concept of accumulated failure probability, the proposed approach combines the least ? quares method with bayes " theorem, takes advantage of the parameter estimation for single weibull distribution to each derived subgroup data set, and estimates the parameters of each subpopulation. the estimates given by this paper also satisfy the maximum likelihood equation. the mean time to failure and the reliability estimation of the mixed population are given

    然後通過利用積失效概率等概念,對每個導出的子組數據集聯合運用最小二乘法、貝葉斯定理和對單一威布爾的參數估法,從而得到每個子總體的滿足極大似然原理的參數估,給出了該混合總體平均壽命和可靠度的估
  7. According to the characteristics of exploration in oil and gas bearing basins, the author designed the model of multi - scheme decision - making of exploration in oil and gas bearing basins with the method of monte carlo and finished the concrete content of model by c + + builder 5. the paper described the whole procedure of simulation and gained the probability of net cash flow, accumulative net cash flow and financial net cash. the author compared the first exploration scheme with others and revised the result by the method of analytical hierarchy process

    以羌塘盆地為實際算例,具體描述了模擬的整個過程,得到了各年凈現金流量,凈現金流量,財務凈現值等經濟決策指標的概率函數和概率函數,並對羌塘盆地的三個大規模勘探方案作了比較,使用層次析法對比較結果作了修正。
  8. The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions

    描述:探討農業耕地的水澇問題;灌溉導致的土壤鹽堿化;地表灌溉;地下水的再利用;地下水水力學;雨水與水流失的關系;淺地表排水;土壤開墾及水澇,酸性,堿性土壤的改良;片段線形回歸和積頻數的統析等。
  9. Fractal scaling of soil cumulative mass particle - size distribution is more easy to be use to get particle - size distributions fractal dimension ( dp ), this model give the dimension a strictly range : 0 < 3. it response to filled - ability of soil particles. the texture is heavier, the dp is too high. 2

    以土壤質量的粒徑形特徵為基礎,將顆粒數量表示的粒徑形維數化解為以顆粒質量確定的粒徑形維數,可以更為方便地確定出粒徑形維數。
  10. Improving operation decision is to reduce cost, improve profit rate and expand market share. in particular, the commerce intelligence system based on data warehouse, which efficiently analyzes & abstracts all kinds of operation datum distributed on enterprise network and separates data structure apt to structure analysis from analysis method

    特別是以數據倉庫為基礎的商務智能系統,將在企業網路中各種類型的業務數據進行有效的析、提煉,使面向構造析的數據結構和析方法相離,可以有效地管理和利用企業多年來積的各種歷史數據和統信息,供服裝企業高層管理者決策。
  11. Fourth, according to the weibull distributing functions of equivalent loads, calculated the max loads by expanded sample method, acquired eight routine loads spectrum of each roads taking advantages of the connover classification method, calculated the respective enhancement coefficient in principle of amended miner linear accumulated fatigue damage rule, by the comparative norm of general tar - paved road, educed the mathematical model of calculating enhancement coefficient of synthesized roads

    利用數理統的方法得到了各路面的等效載荷的weibull函數。第四,根據各路面的等效載荷的weibull函數採用擴展樣本法求得了各路面的極值載荷,按照connover的級法得到了各路面的八級程序載荷譜。以一般瀝青公路為比較基準,採用修正的miner線性積損傷理論,根據前橋的s - n和p - s - n關系式得到了各路面的強化系數,建立了綜合路面的強化系數算的數學模型。
  12. A new cumulant based algorithm of estimating signal to noise ratio ( snr ) and reference phase is proposed for likelihood ratio classification of mpsk signals, which is blind to unknown phase order of mpsk signals. the asymptotic statistic distribution characteristics of cumulant function estimation of mpsk signals are given

    針對mpsk信號似然比類中的參數估問題,提出了在未知調制類型的前提下,基於析的(對調制類型)盲的信噪比和參考相位估演算法,並理論析了量函數估值的漸進統特性。
  13. The minimum square method was used in regressing analysis for the result of treatment in a supposed distribution function, the " d " examination method was used for weibull distribution and index distribution, and obtained the distribution type in the life of the main shaft bearings, appraised the reliability life, the mean life and the reliability in 500hours of the main shaft bearings with theoretical distribution function

    用殘存比率法、平均故障法和積故障法對主軸軸承可靠壽命進行了評估,用最小二乘法對現場數據統處理結果進行了假設的回歸析,並用d檢驗法對威布爾和指數進行了檢驗,得出主軸軸承壽命類型。利用理論函數,對主軸軸承可靠壽命、平均壽命、 500小時的可靠度進行了評估。
  14. Topmodel is based on the calculation of ln ( / tan # ) index and its distribution. in terms of a dem, a is the cumulative upslope area draining through per contour length to a pixel, which reflects the tendency of water to accumulate at any point in the catchment, tan # is the local slope angle of the cell, which reflects the tendency for gravitational forces to move that water downslide

    Topmodel是以算ln ( tan )指數及其為基礎的。對于柵格dem ,為上坡區域通過單位等高線長匯集到單元網格內的面積,反映徑流在流域中任一點的積趨勢, tan為單元網格的坡度,反映重力使徑流順坡移動的趨勢。
  15. The mutual excitation between the local stimuli satisfying the rules of curve distribution ( position and orientation continuity ) called curve self - excitation is a useful method to discover and enhance curves and to inhibit noise. the present approaches used parallel connection structure division which did not acquire satifactory effect. this paper presents the idea of random time division and dynamic self - excitation, for different curves performing random time - division searches, time coincidence filtering, and self excitation accumulation. the principle is given

    利用空間滿足曲線規則(位置和定向連續性)的局部刺激之間的相互激勵,稱為曲線自激,這是發現視覺邊界曲線和抑制局部噪聲的有效手段.過去的工作均採用并行結構區算方式,曲線自激並沒有達到滿意的效果.本文提出隨機時動態自激的算方案,對不同的曲線實施隨機時的搜索、時間一致性濾波、和自激積等機制.本文給出了實現的原理方案
  16. Objective both area clustering appeared in cholera and it s ranks of distribation were explored from the distribution chart of accumulative incidence rate

    目的從廣西霍亂發病率布圖上探討該病在地理上有否聚集性以及聚集性的等級如何。
  17. First, analyzing the distribution in three industries. < wp = 6 > by the end of 2000, in the total amount of fdi to be utilized through the signed agreements and contracts, the amount of the first industry, the second industry and the third industry is 12. 31 billion, 411. 53 billion and 252. 25billion, the percent of them is 1. 8 %, 60. 9 % and 37. 3 % respectively

    首先,析了我國外商直接投資在三大產業的情況,截止到2000年年底,我國吸引的外商直接投資合同金額中,第一產業、第二產業和第三產業別為123 . 1億美元、 4115 . 3億美元和2522 . 5億美元,所佔比重別為1 . 8 % 、 60 . 9 %和37 . 3 % 。
  18. Because of considering accumulative character and space distributing character of each hue at the same time, these feature values can make the color classification more close to reality

    由於這些特徵值在考察各色度值特性的同時,考察了各色度的空間特性,因此,使顏色級過程更符合實際情況。
  19. Through theoretical calculation, if occasional errors of all layers are accumulated in a distributed bragg refiector ( dbr ), reflecting spectrum of the dbr will be changed heavily

    經理論算,bragg反射板( dbr )如果出現各層偶然誤差的積會對其反射譜造成非常壞的影響。
  20. To view how baseline costs, actual costs, and cumulative costs are distributed over a task ' s duration

    如果要查看任務工期內總成本、比較基準成本、實際成本和成本的方式:
分享友人