絕對差均值 的英文怎麼說

中文拼音 [juéduìchājūnzhí]
絕對差均值 英文
mad: mean absolute difference
  • 絕 : Ⅰ動詞（斷絕） cut off; sever Ⅱ形容詞1 （完全沒有了; 窮盡; 凈盡） exhausted; used up; finished 2 ...
  • 對 : Ⅰ動詞1 （回答） answer; reply 2 （對待; 對付） treat; cope with; counter 3 （朝; 向; 面對） be tr...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 均 : Ⅰ形容詞（均勻） equal; even Ⅱ副詞（都; 全） without exception; all
  • 絕對 : absolute
  • 均值 : [數學] mean value
  1. Results show that the spatial distribution of the precipitation of the west is very uneven and obviously different in every quarter ; the characteristics of precipitation is droughty and less - rain in almost all part in winter. plentiful in summer, spring and autumn are transition phases, rainfall of autumn is more than that of spring in the most of region ; relative variability of each season rainfall is bigger than that of year, the variability is biggest in winter, but smallest in summer. alike between spring and autnmn and comprative in numerical value ; the area of least precipitation is in talimu basin and the northwest of chaidamubasin, not in the northwest of china

    研究發現：西部地區年降水量的空間分佈極不均勻，局地差異大；冬季絕大部分地區乾旱少雨，夏季雨量豐沛，春秋季是過渡階段，大部分地區秋雨多於春雨；各季降水量的相對變率大於年變率，夏季最小，冬季最大，春秋兩季相似，數值上與冬季相差無幾；我國雨量最少的地區位於柴達木盆地西北部和塔里木盆地，並不在我國的最西北角。
  2. Specially, based on risk - metric and factor variables, the author discusses multi - factor asset pricing model. in theoretical analysis, the author attempts to release the assumption of index ' s random walk, proves a portfolio selection model suitable for the linear index level moreover, based on assets un - exchangeable, the author brings forward asset pricing models for b - shares, h - shares and non - circulated - shares. the author also brings forward multi - factor asset pricing model based on risk - metric indices, such as coefficient of beta, standard variance, standard semi - variance, average absolute deviation, value at risk, and factor variables, such as circulated market equity, exchange ratio, short - term historical return

    在理論分析時，作者嘗試放鬆指數水平滿足隨機遊走過程的假設，推導出指數水平呈線性趨勢的資產組合選擇模型；此外，作者基於資產不可交易這一假設，提出了b股、 h股和非流通股等情形的資產定價模型，並基於系數、標準差、標準半方差、平均絕對離差和風險價值等風險度量指標以及流通市值、換手率、短期歷史收益率等因素變量提出了四因素資產定價模型。
  3. On the one hand, the author discusses markowitz ' s mean - variance portfolio selection model, single - index portfolio selection model, and simplified model of optimal portfolio selection. at the same time, based on the rules of optimal portfolio selection and other risk - metric indices, the author also discusses mean - absolute deviation model, mean - semivariance model and mean - value at risk model. on the other hand, the author discusses the asset pricing model, including the capital asset pricing model ( capm ), the multi - factor asset pricing model, and the arbitrage pricing model ( apt )

    一方面，作者討論了馬科維茲的均值-方差資產組合選擇模型、單指數資產組合選擇模型、最優資產組合選擇的簡化模型，同時根據最優資產組合選擇原則和其他風險度量指標，討論了均值-絕對離差、均值-半方差和均值-風險價值資產組合選擇模型；另一方面，作者討論了資產定價模型，包括多因素資產定價模型和套利定價模型，特別是在四種因素變量的基礎上，探討多因素資產定價模型。
  4. During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?

    在此過程中，採用平均誤差（ me ） ，平均絕對誤差（ mae ） ，插值平均誤差平方的平方根（ rootmeansquaredinterpolationerror ，簡稱rmsie ） ，插值前後測站要素值的均方差（ meansquaredeviation ，簡稱msd ）差值作為判定插值效果的標準，得出如下結論：通過高斯權重法與結合逐步訂正的高斯權重法的對比，說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度；在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變化趨勢，同時也能較大地提高地面日氣溫的空間插值精度，說明在地形復雜的區域，地形影響在插值精度中是不可忽略的；對于高斯權重法的兩種改進方案得到的地面日氣溫分布圖都能很好地反映出表面大氣氣溫隨地形高度的變化趨勢。
  5. The above algorithm forms a double - two - stage iteration, as following : the results of monte carlo stimulation show that the double - two - stage iteration algorithm is more effective than empirical logistic regression after item and ability parameters recovery study. there are three advantages about the new method : first. the new method can be applied to estimate fewer items ; secondly, a test including fewer unusual response patterns can also be evaluated ; thirdly, the results compared with homogeneous software dealing with 2plm are accepted using mean absolute error as the criterion

    這種新方法有以下三個優點：項目數很少時參數估計的結果也較穩定；能處理測驗中含有少量特殊反應模式（見第二章）的參數估計；以估計值和真值之差的絕對值（平方）的平均值作為估計對真值的修復能力為指標，新方法的參數估計結果與同類流行軟體相比，修復能力不相上下；特別地，新的參數估計方法可以用於多級評分項目gpcm ，並為估計題組項目開辟了另一條道路。
  6. In connection with the difference and distribution characteristic of the samples in sample space rs based on dga, a new self - adapted weight fuzzy omean clustering model of fault diagnosis of the power transformer based on the potential function is proposed. meanwhile, from the aspect of geometry characteristic of fc - divided in s dimension sample space, a method is proposed for the purpose of getting an effective adjacent radius, adaptive cluster number c and original cluster center of x sample set. for the diagnosis sample x, the property measure and diagnosis rule are proposed, which under the condition of potential density function that determine c number of optimal fuzzy cluster p1

    根據以變壓器dga數據為特徵量的樣本空間各樣本差異特性以及樣本在空間r ~ s的分佈特性，首次提出了基於勢函數自適應加權的變壓器絕緣故障診斷的模糊c -均值聚類模型；同時，從s維樣本空間的f ~ c -劃分幾何特性出發，提出了一種求取樣本集的類勢有效鄰域半徑和自適應求取聚類數和聚類中心初值的方法；對一個待診斷樣本，設計了基於類勢密度函數意義下的屬性測度和診斷準則。
  7. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    （三）採用模態疊加法針對爆破動力作用，進行邊坡的動力響應分析，得出了以下結論： （ 1 ）振動頻率為0 . 3hz時，坡面頂部水平向加速度峰值最大；綜合考慮，可認為該邊坡的自振頻率為0 . 3hz左右； （ 2 ）地形對爆破地振動存在放大作用，研究剖面的坡面，水平向加速度及位移在地形相對高差45米左右最大，而後隨相對高差的增高而減小，相對高差為100米時，水平向位移及加速度絕對值均大於坡腳； （ 3 ）強迫振動段，水平向加速度值隨時間變化的規律為：坡頂節點總的變化趨勢是越來越大，而坡體中部節點的變化趨勢是越來越小； （ 4 ）當爆破振速較小時，變形破壞的形式表現為坡頂表面滑塌型。
  8. Since 1952 the markowitz ’ s mean - variance portfolio theory inception, sur - rounding this issue which how to measure risks, it has generated a lot of risk mea - surement methods and bring a lot of portfolio models, such as mean - semivariancemethods, mean - downside risk methods, mean - absolute deviation methods, mean - absolute semideviation methods, mean - absolute downside risk, and soon. 1999, duarte proposed a portfolio optimization uniform model that unifiedthe six methodologies mentioned above

    自從1952年markowitz的均值-方差投資組合理論問世以來，圍繞著如何對風險進行度量這一問題先後產生了許多的風險度量方法，帶來了很多的投資組合模型，如均值-半方差法、均值-下滑風險方法、均值-絕對離差方法、均值-絕對半離差方法、均值-絕對下滑風險方法等等。
  9. For long time, a kind of device called physical inductive loop was used extensively in vehicle ' s count and violation drive, which detect vehicle by inductive loop buried in surface of ground

    在虛擬線圈的檢測技術中，利用平均絕對差分值最小的模塊匹配準則，用當前圖像的某一宏塊在下一幀內搜索最優匹配。
  10. With range of r. v. represents the error limit, accuracy or uncertainty of a measurement, the corresponding probability represents the confidence level of the error limit or uncertainty

    若機變數絕對值小於等於一特定范圍代表相對於一量測平均值之誤差范圍，則對應之機率即代表該量測誤差范圍之信心度。
  11. Experimental results show that this method is of low memory requirements and lower mean absolute error ( mae ) value, and provides better recommendation quality compared with traditional collaborative filtering algorithms

    實驗表明，這種方法的優點是低內存需求，具有較小的平均絕對偏差值，並且顯示出了比傳統推薦演算法更好的推薦質量。
  12. Centering at soft x - ray multilayer uniformity technology, we introduce general situation of multilayer, design of multilayer structure, simulation calculation, ion - beam sputtering deposition and evaluation of samples. above all, we carry out study of improving uniformity of period thickness spatial distribution, and develop correction mask for controlling period thickness. as a result, we improve uniformity from 4. 5 % to 2. 0 %, the error of period thickness on ( 130nm field is controlled within 0. 18nm, and the reflectivity reach 35 % at center wavelength 17. 1nm

    特別地，我們設計並應用膜厚擋板補償技術控制多層膜的膜厚分佈，將膜厚分佈非均勻性從4 . 5減小到2 ，周期厚度絕對差值控制在0 . 18nm以內，並且制備得實際多層膜樣品在中心波長17 . 1nm處實測反射率達到35 ，達到實用水平。
  13. The calibration of flow model is acceptable with average rms of 0. 7m, residual mean of - 0. 045 m, average absolute mean error of 0. 1 m and normalized rms value of 2. 3 %. the contour map of the simulated heads, elaborated acceptable model calibration compared to observed heads map

    模型結果中，均方差為0 . 7m ，平均誤差為- 0 . 045m ，平均絕對誤差為0 . 1m ，標準均方差為2 . 3 ，模擬地下水流場與實際觀測地下水流場基本一致，說明所建立的數值模型符合該地區的實際水文地質條件。
  14. According to minimum mean absolute difference criteria ( mad ), our paper uses three - step search algorithm to get the block vectors in two sequential images. main direction of object motion could be obtained by classifying and the average vector on main direction is the vector of whole object. this thesis starts with an introduction of the motion analysis

    根據最小平均絕對差值（ mad ）準則，利用三步搜索演算法，計算出相鄰兩幀視頻圖象中各子塊的運動矢量，該演算法通過對運動矢量場中的運動矢量進行統計、分類，找到物體運動的主要方向，而主運動方向上的平均運動矢量就是物體運動的整體矢量。
  15. A gaas threshold voltage automatic measurement system is designed. the sample may be 2 ", 3 " wafer. it can save the data, statistic average value and standard deviation of threshold voltage, map the gaas threshold voltage

    本文建立了一套閾值電壓自動測試系統，可對半絕緣gaas單晶上製作的mesfet器件的閾值電壓進行自動測量，並給出閾值電壓的測量數據，作出閾值電壓的mapping圖，計算閾值電壓的統計平均值、標準偏差等。
  16. One is combined with the maximum average error criterion and the mean square error criterion, and the other is combined with the absolute value average error criterion and the mean square error criterion. theory analysis shows that the two new search methods have less computational complexity than that of the non - optimal method

    提出了兩種替換原有均方誤差最小準測的方法，分別是最大平均誤差與均方誤差最小準則相結合的搜索標準，以及絕對值平均誤差與均方誤差最小準則相結合的搜索標準。
  17. Based on the theory of regional economic discrepancy, the paper will give a numerical discription of the conditions of discrepancy by per capita gdp and appraise the absolute discrepancy by range at the some time, and appraise the relative discrepancy by extreme value relative range > coefficient of variation > weighted coefficient of variation

    論文以區域經濟發展差異理論為基礎，使用人均gdp等指標來量化地區經濟發展水平差異狀況，用極差來衡量區域經濟絕對差異，用極值相對差、變異系數、加權變異系數來衡量區域經濟相對差異。
分享友人
分享到 Line

分享到臉書