函數的平均值 的英文怎麼說

中文拼音 [hánshǔdepíngjūnzhí]
函數的平均值 英文
average value of a function
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 的 : 4次方是 The fourth power of 2 is direction
  • 平 : Ⅰ形容詞1 （沒有高低凹凸 不頃斜） flat; level; even; smooth 2 （高度相同; 不相上下） on the same l...
  • 均 : Ⅰ形容詞（均勻） equal; even Ⅱ副詞（都; 全） without exception; all
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. 13 callan j p, connell m e, du a. automatic discovery of language models for text databases

    改進tfw - idfw權值計算方法，並採用簡單的平均函數持續改進候選網路語言模型。
  2. According to the variation, features of the integrand, the values of peaks and troughs are taken out and formed a slowly convergent series, and the repeated averaging scheme is performed to calculate the limit rapidly and accurately

    根據被積函數的變化特點，將波峰和波谷值抽取出來組成慢收斂序列，利用重復平均法快速而準確地求出其極限值。
  3. The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included

    雲中凝結核ccn的數濃度採用超幾何函數表示；雲水向雨水的自動轉換過程採用grabowski （ 1999 ）的公式，考慮了雲滴譜的特徵和發展變化對該過程的影響，而不是採用原方案給定閾值的方法描述該過程；對連續碰並方程不再將粒子落速差作為常量提出積分號外，而是直接作為粒子直徑函數在積分號內求解，這樣處理可以迴避使用粒子群的平均落速帶來的誤差；增加了霰和雪、霰和冰晶的碰並微物理過程。
  4. For example, to find the harmonic mean of a data set, use the harmean function

    例如：要查找數據集的調和平均值，請使用harmean函數。
  5. Determining the extreme values and extremal functions of the analytic functions on d = { z $ c : z < 1 } is very important in the principles of univalent functions. baernstein [ 2 ] gave the conclusion by using koebe function as the extremal function, glenn schober [ 6 ] studied the classes such as s, p, k, s * of h ( d ) and represented these functions with integral formulations. wang jian [ 3 ] and others investigated the integral mean values

    Baernstein首先在單位圓上討論給出了以koebe函數作為極值函數的結論， glennschober對h （ d ）中一些函數子類如s 、 p 、 k 、 s ~ *等作了研究，將這些子類上的函數用積分表達出來，王鍵結合baernstein ~ *函數的定義及glennschober的結論，定義了對稱集的概念並得出了一些函數類在其上的積分平均。
  6. 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年的論文中用統計物理學中的路徑積分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隨機模型的基礎上，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分佈函數。
  7. It is found that in the absence of dissipation and average photon number of the reservoir the linear entropies of the atom and the field varies with time periodically, going to zero at the disentanglement times, and the period is the same as that of bell function and the linear entropy of the total system is zero at any time. if the cavity dissipation and the average photon number of the reservoir is taken into account, the linear entropies of the atom and the field present local maxima and minima and the difference between them diminishes with time, tending to asymptotic values

    結果表明，在忽略腔損耗和熱庫的平均光子數時，原子和場的線性熵有周期性的變化，在沒有糾纏的時刻，值為0 ，此時的周期與bell函數相同，而系統的線性熵在任何時刻都為0 ；如果考慮到腔場的損耗和熱庫的平均光子數，原子和場的線性熵有局部的最大值和最小值，它們之間的差距隨時間逐漸減小，趨向一個漸進值。
  8. After studying the relation of distributive function and density matrix, the electron energy is calculated in magnetic field according to the distributive function in the thermodynamic statistical physics and the density matrix average value principle in the quantum mechanics, respectively

    摘要研究正則系綜中的配分函數與密度矩陣的關系，分別採用熱力學統計物理中的配分函數和量子力學中的密度矩陣與平均值原理，計算電子在磁場中的能量。
  9. There existed very significant correlations between drought tolerance and relative values of root dry weight, total root length, and root volume ( per plant dry weight basis ), respectively, which could be used as root indicators of drought tolerance

    比根干重、比總根長、比根體積與耐旱隸屬函數平均值均呈極顯著正相關，可作為耐旱性的根系性狀指標。
  10. Fifty nine accessions of soybean [ glycine max ( l. ) merr. ] of 301 ones from huanghuaihai and middle - lower changjiang valleys were tested at seedling stage in two years for their drought tolerance by using the mean membership index value averaged over those of plant height, leaf number, root dry weight, stem and leaf dry weight. 4 tolerant accessions ( rank 1 ) and 2 sensitive ones ( rank 5 ) were identified

    摘要從301份大豆品種中按根系類型選取黃淮海和長江中下游地區代表性材料59份，在苗期乾旱脅迫和非脅迫條件下對地上部和地下部性狀進行2年重復鑒定，發現材料間性狀隸屬函數值具有豐富遺傳變異，以株高、葉齡、根干重和莖葉干重隸屬函數的算術平均數為抗旱綜合指標，從中篩選出漢中八月黃、晉豆14 、科豐1號、圓黑豆等強耐旱型（ 1級）材料和臨河大粉青、寧海晚黃豆等乾旱敏感型（ 5級）材料。
  11. Thus the value of the function at any grid point is the average of its values at the immediately neighboring points.

    因此，任一結點上的函數值就等於其直接鄰點上函數值的平均。
  12. The mean grey value of ice is 154 using simulation of gauss error function

    採用高斯誤差函數擬合，計算得到冰的平均灰度值為154 。
  13. Three finite - difference methods, i. e., stagger grid, implicit and explicit algorithms, are analyzed in detail. multi - grid algorithm is firstly introduced in elastic wave simulation, to solve for the stability problem inherent in stagger grid and implicit algorithm, also for the efficiency problem inherent in explicit algorithm, and the precision, stability and efficiency for simulation of elastic wave arc increased by multi - grid method. phase - delay method is provided to effectively absorb boundary reflection and increase efficiency for wave motion simulation, based on phase delay and amplitude decaying features along wave propagation

    在水平分層介質接收函數的波形反演研究的基礎上，本文系統闡述了非均勻介質中彈性波傳播數值模擬常用的三種有限差分方法：顯式差分、隱式差分和交錯網格法，首次將多重網格演算法應用於彈性波方程的數值模擬問題，克服了交錯網格法和顯式差分法穩定性差，以及隱式差分法計算效率低的缺點，大大提高了彈性波數值模擬的精度、穩定性和計算效率。
  14. So our algorithm defines cost function is the mean distance of two triangle meshes

    本文演算法針對這一缺點採用三角形網格最近距離的平均值為評價函數。
  15. Our work is continuation of their work. in this paper, we considered the properties of tg * h functions. the definition of symmetric set in [ 31 is extended to k - th order symmetric set

    本文主要在baernstein [ 2 ]及王鍵[ 3 ]關于積分平均值方面所做工作的基礎上，對t _ g ~ * h函數的性質進行研究，作出一些討論。
  16. In the designing of priority for the transmission ratio, the usage of gear ' s attest on transmission ration should be considered ; the average value is set as the evolution aim of the loss of driving power and the useful effectiveness. a simplified fuel - consumed economically model is used to simulate the fuel consumption while the automobile is in motion

    在變速器傳動比優化設計中考慮檔位使用率對變速器傳動比的影響，採用驅動功率損失率和有效效率利用率的加權平均值作為評價指標，用參數樣條函數模擬車速狀態下的燃油消耗量，提出了按變速器傳動比的使用率來確定汽車的加速和等速的比例，並將其作為實際工況來確定汽車的實際燃油消耗率。
  17. Statistical functions supply the most common statistical functions including count, minimum, average, median, mean, mode, and others.

    統計函數提供了最常見的統計函數，包括計數、最小值、算術平均值、中位數、均值、高頻值以及其它。
  18. The author makes a stabilized and zero mean treatment of the statistic data on the per capita annual net income of henan farmers between 1978 and 2005, and using the property of the autocorrelation function and partial autocorrelation function of time sequence, establishes the model appropriate for the data

    摘要筆者根據河南省1978年2005年的農民人均純收入統計數據，將這些數據進行平穩化、零均值化處理，並利用時間序列的自相關函數，偏自相關函數的性質，確認數據所適合的模型。
  19. The avg function returns the average value of a column in a selection. null values are not included in the calculation

    使用avg函數可以返回所有選中列值的平均值。 null值不包括在內。
  20. A verification technique, which obtains unbiased estimator for the means and variance of several global and local features is presented and a matching way after acquiring the threshold by probability density function is achieved

    摘要論述了在獲得在線手寫簽名的曲線的一些局部和全局特徵的平均值和方差的無偏估計的基礎上，通過概率密度函數進而獲取閾值進行匹配的鑒別方法。
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