方差分量 的英文怎麼說

中文拼音 [fāngchāfēnliáng]
方差分量 英文
component of variance
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 分 : 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
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  1. Quadratic estimates of variance components and admissibility

    方差分量二次型估計及容許性
  2. At first, this paper analyzes the factors of water - sand influencing water level of yellow river and the feasibility just using the factors of water - sand to study water level, and collects the corresponding data ; secondly, because there are strong nonlinear relation in the corresponding data, by meticulous theory analysis, this paper integrates basic nonlinear analysis method, theory of random analysis, method of least squares and so on. it puts forward a method which can get the high accuracy simulation of the data, perfects the multi - factor analysis of variable ( over three factors ) of the statistic ; thirdly, it applies the method to the approximation of corresponding water level process which belong to the capacity of sand of middle - high and middle - low, and get the high - accuracy simulation about the typical nonlinear relation ; at last, this paper definitudes the main influence mode that the capacity of sand. it mainly unite with other factors to work on the water level in the yellow river lower reaches ; mor eover, this paper analyzes the difficult point and the direction of improvement to realize the accuracy forecasting of the flood level of erodible - bed channel

    首先，系統分析了影響黃河水位的水沙因素，及僅用水沙因素有效研究水位的可行性，並按變量對應思想採集它們的相應數據；其次，由於相應水位過程數據中含極強的非線性關系，本論文經細致的理論分析，將基本的非線性分析方法、統計建模方法、隨機分析理論、最小均方誤差原則等等數學理論及方法有機揉合，提出了能有效實現這類數據高精度擬合的分層篩選法，並改進了統計學中多因子（三個以上）方差分析法；再次，將這一方法用於黃河中高及中低含沙類洪水相應水位過程的擬合，實現了這一典型非線性關系的高精度擬合，各年汛期上下游相應洪水位過程的擬合誤差都較小；最後，明確黃河下游含沙量對水位的主要影響方式，即含沙量主要是與其它因素聯合對水位作用；另外分析了要實現變動河床洪水位過程準確預報的困難所在及改進方向。
  3. The killing effect on oncomelania hupensis by lixivium of pterocarya stenoptera, nerium indicum, rumex japonicus and their mixture was studied. differences of the snails mortality were studied also. the three kinds of plant material could kill the snail effectively both in spring and in autumn. but the mortality was different when the experiment is done in different seasons or with different lixivium. the effect in spring was better than that in autumn. n. indicum was the most effective among the three kinds. the effect by mixture was better than that by unitary material, and the effect by the mixture of the three kinds was better than that by two kinds. the variance analyses showed that the experiment could be modified, and some ingredients concentration in mixed lixivium could be reduced. the experiment was valuable in enhancing the power of killing the snail and saving plant material

    對楓楊、夾竹桃和土大黃以及它們的組合水浸液的滅螺效果作了比較研究，結果表明: （ 1 ）滅螺效果均隨水浸液濃度的增高而增強; （ 2 ）這3種植物材料及其組合水浸液的滅螺效果都是春季比秋季好; （ 3 ）組合水浸液的滅螺效果比單一植物材料水浸液的滅螺效果好; （ 4 ）方差分析的結果說明植物材料組合水浸液滅螺在保證滅螺效果的前提下，還可以適當降低組合水浸液中的濃度.以上結論對提高植物材料的滅螺效率和節省植物材料的使用量有著重要的意義，同時也為組建植物滅螺群落提供了有益的參考
  4. In this research, the lime - fly - ash bound macadam was joined with steel fibers, glass fibers and polypropylene fibers with the contents of the lime, the fly ash and the macadam fixed in lab tests. the study focuses mainly on the split strength, compression strength, and modulus of compressive resilience and shrinkage property of the lime - fly - ash bound macadam enhanced by different kinds of fibers. based on the test, a detail theoretical analysis was made on the relation of mechanical property, dry shr inkage with the variety and the quantity of fibers, applying the theories of strength, dry shrinkage and the methods of statistics, curve mimesis and variance analysis

    本論文主要是研究在同一種二灰碎石混合料（石灰、粉煤灰、集料的含量及比例相同）中分別摻入不同數量的鋼纖維、玻璃纖維、聚丙烯纖維，通過室內試驗對其抗拉強度、抗壓強度、抗壓回彈模量和乾燥收縮性能與纖維摻量和纖維品種之間的關系加以分析和研究，並在此基礎上根據二灰碎石強度形成機理、乾燥收縮機理和數理統計、曲線擬合、方差分析的方法分析纖維品種和纖維數量對二灰碎石的力學性能和乾燥收縮性能的影響，最後得出纖維對二灰碎石的強度、抗壓回彈模量、乾燥收縮有很顯著的影響，並提出了相應的建議。
  5. Abstract : events contributing to the establishment of statistics the science of data and its chemical branch are epitomized. as the new chemical branch named chemometrics or chemstatistics has been disputed in the circles of chemistry for a long time, reasons for adopting chemstatistics are given, which is defined as the science of gathering or generating, describing, summarizing and interpreting the data concerned to acquire new chemical knowledge or information. the fact that many traditional statistical methods, such as significance tests, analysis of variance, regression and correlation, and some others not usually considered statistical, such as model building, monte carlo method, fourier transformation, artificial nerval networks and pattern recognition, each contains one or more of the five connotations of statistics is expounded. the regular pattern that a chemstatistician grows up is approached. the urgent task is to include chemstatistics in the undergraduate or graduate curriculum of chemistry specialty. the goal of the project is to nurture chemists who know statistics

    文摘:本文追溯了統計學發展、建立中的大事，陳述了它的定義及其化學分支發展、建立的梗概；鑒于化學界對該新興化學分支學科的名稱長期存在爭議，提出了以化學統計學而不以化學計量學為該學科名稱的理由，把化學統計學定義為一個研究有關數據的收集或產生、描述、分析、綜合和解釋，以獲得新化學知識或信息的學科；闡明了許多公認屬于統計學的方法，如顯著性檢驗、方差分析、回歸和相關，以及一些尚未認定屬于統計學的方法，如模型建立、蒙特卡羅方法、傅立葉變換和人工神經網路，都含有統計學5個內涵中的一個或多個；探討了化學統計學家成長的模式，認為當務之急是把化學統計學納入化學專業的教學計劃，以培養懂統計學的化學家。
  6. The obsessive - compulsive symptoms questionnaire of adolescents ( ocsqa ) and the obsessional beliefs questionnaire of adolescents ( obqa ) are devised. by means of these two scales, we have measured the students from grade one of junior high school ( junior 1 ) to grade three of senior high school ( senior 3 ) in sichuan province and chongqing city. the data are handled by factor analysis, anova, correlation analysis, and regression analysis, and the results confirm the structure of the scales

    本研究遵循「理論分析研製工具實際測量分析關系」的研究思路，在已有研究的基礎上，根據相關理論，構建了青少年強迫癥狀結構與青少年強迫信念結構，編制了青少年強迫癥狀問卷和青少年強迫信念問卷；利用這兩個測量工具團體施測了四川省、重慶市共14所中學初一至高三的學生；採用因素分析、方差分析、相關分析、回歸分析等統計方法驗證了所編兩個問卷的信效度，探討了青少年強迫癥狀的特點，並對青少年強迫癥狀進行認知歸因。
  7. Covariance analysis with forward stepwise variable selection was carried out

    統計方法採用逐步向前變量選擇協方差分析。
  8. The effect of interaction between disease and time was statistically significant on qol by multi - variate test of repetitive measure anova

    多變量重復測量方差分析結果顯示，疾病因素（不同臨床表現患者）與時間因素的交互作用對生命質量的影響有統計學意義。
  9. Results the qol measured at baseline, 3 months and 6 months increased significantly by uni - variate test of repetitive measure anova

    結果單變量重復測量方差分析結果顯示，在治療后3個月、 6個月時生命質量各個指標和總分與基線相比均有顯著變化，並呈現線性趨勢。
  10. Explants of d. zingiberensis could obtain the approciate efficency on ms + ba2. 0mg / l ; and the experiment of microtuberization on ms + ba6. 0mg / l or ba 8. 0mg / 1 all failed of success, it could obtain completed regenerated plantlets on l / 2ms + iba0. 1mg / l, the rooting rate was 50 %

    以秋水仙素濃度和處理時間為變量因子，以誘導率和死亡率為因變量，進行方差分析，結果表明，秋水仙素濃度和處理時間的薯莉屬扳勃fdforo 。
  11. And effects on improving original inversion image are clear by associated use of post treatments, variance truncating, median filtering and classification analysis

    依據模型參數方差向量，本文提出了方差截斷后處理方法，並結合中值濾波和聚類分析，對原始反演圖像進行去噪后處理，成效明顯。
  12. In the research of value domain segmentation of images, a modified variance algorithm, a subtraction segmentation algorithm and an improved pulse coupled neural networks segmentation algorithm are proposed. in order to successfully implement the space domain segmentation, this paper also develops an algorithm that can distinguish connexity between pixels and extract the feature parameters in one image scanning procedure

    在圖像值域分割研究中，根據炸彈在雙能量x光圖像中的特性，提出了三種分割演算法：一種修正的最小類內方差分割演算法，一種雙能量x光圖像差減分割演算法，和一種改進的脈沖耦合神經網路圖像分割演算法。
  13. Variance and covariance components of each effect were estimated by minimum norm quadratic unbiased estimation ( minque ) method

    用minque法估計各項效應的方差和協方差分量，用aup法預測隨機效應。
  14. Study of helmert variance component estimation in tunnel run - through control traverse difference

    方差分量估計在隧道貫通中控制導線平差的研究
  15. An adaptive kalman filter combining variance component estimation with covariance matrix estimation based on moving window

    基於移動開窗法協方差估計和方差分量估計的自適應濾波
  16. Application of the improved helmert method for variance component estimation in precise orbit determination

    方差分量估計方法在精密定軌中的應用
  17. Variance component ' s estimation in the combined adjustment

    聯合平差中的方差分量估計問題的探討
  18. Admissibility of linear estimate in a general variance components model

    一般方差分量模型中線性估計的可容許性
  19. Linear models are especially important statistical models, including linear regression model, variance and analysis, covariance and analysis, and variance and component one etc.

    線性模型是很重要的一類統計模型，它包括線性回歸模型、方差分析模型、協方差分析模型和方差分量模型等等。
  20. As far as the general mixed - linear model is concerned, this paper explores the two - staged prediction of the linear combination about the fixed effects, and the random effects and meanwhile an approximate computation formula is derived for the mean square error of the two - staged prediction which paves the way for comparing and contrasting the advantages and disadvantages of different variance components

    摘要對一般的線性混合模型，研究其固定效應與隨機效應線性組合的兩步預測問題，給出了兩步預測均方誤差的一個近似計算公式，為比較不同方差分量估計的優劣性進一步奠定了基礎。
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