標準差比值 的英文怎麼說

中文拼音 [biāozhǔnchābǐzhí]
標準差比值 英文
standard deviation score
  • 標 : Ⅰ名詞1 [書面語] （樹梢） treetop; the tip of a tree2 （枝節或表面） symptom; outside appearance; ...
  • 準 : Ⅰ名詞1 （標準） standard; guideline; criterion; norm 2 （目標） aim; target Ⅱ動詞1 （依據; 依照）...
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 標準差 : aecond defense
  • 標準 : （衡量事物的準則; 榜樣; 規范） standard; criterion; benchmark; pip; rule; ètalon （衡器）; merits
  • 比值 : specific value; ratio比值法 ratio method; 比值計 ratio meter; 比值檢波器 ratio detector; 比值控制...
  1. Based on xi ' an region meteorologic measurement relative humidity and temperature profile data in cloud cover, the log - amplitude scintillation deviation a, calculated in terms of the cn2 model compare with values predicted by means of ortgies model at 10 ~ 30ghz. it is shown that the c, 2 model can be applied at the continental climate area as xi ' an area. finally, on earth - space paths, by applying a modif

    根據西安地區氣象觀測有雲覆蓋時溫度和濕度隨高度變化的數據，在10 30ghz ，應用該c _ n ~ 2模型計算了幅度閃爍標準偏差，也與ortgies模型預測值做了比較；表明該c _ n ~ 2模型是可用於象西安這樣的大陸型氣候地區。
  2. Experiment results show : ? he theory and method of information content could play an important role in the case study on the accuracy and application of dem. ( 2 ) in the loess plateau area, there are much difference between 5m resolution dems of 1 : 10000 map scale and 25m resolution dems of 1 : 50000 map scale while gathering terrain characteristic information, and yet the spatial structure of dem error have discipline and measurability on statistics. ( ? the results could offer fundamentals and methods to people on their work to research the terrain information content of dems with different scale level

    研究結果顯示： 1 、地形信息容量的理論與方法對于dem精度與應用適宜性的研究具有重要的作用； 2 、在黃土丘陵溝壑區，同1 ： 1萬比例尺5米解析度的dem相比， 1 ： 5萬比例尺25米解析度dem在提取地形特徵方面具有較大的差異，但誤差的量值與空間分佈具有統計上的規律性與可估算性； 3 、以上研究結果可望為其它各級比例尺dem地形信息容量的研究提供新的理論基礎與技術方法，也可為有關規范、標準的制定提供依據。
  3. Based on developed experimental testing facility, the shading performances of southing horizontal shading devices, vertical shading devices and integrative shading devices of external windows are measured, the performance parameters including indoor temperature, air - conditioned cooling load and shading coefficient as so on. and the shading coefficient of experimental test results and calculation results based on design standard for building energy efficiency are compared, and the windows5. 2 simulation results are compared also. the measured results are consistent with the calculation results of horizontal shading devices and vertical shading devices

    本文利用研製的建築遮陽性能檢測裝置，對南向水平遮陽板、垂直遮陽板和綜合遮陽板外窗的遮陽性能（包括室內溫度、空調耗冷量和遮陽系數等）進行了實驗測試，並對遮陽系數的實驗測試結果與節能設計標準的計算值以及windows5 . 2軟體的模擬結果進行了比較分析，測試結果表明水平遮陽板和垂直遮陽板外窗的遮陽系數與計算結果比較一致，相對誤差分別為2 . 5 %和4 % ，而綜合遮陽板外窗的遮陽系數與計算結果的差值比較大，相對誤差達到10 %以上。
  4. Compared with international accounting rule, chinese enterprise accounting rule has a gap on time of confirmation, standard of confirmation, rule of confirmation, mode of confirmation, acquirability of confirmation, standard of calculation and mode of disclosure on impairment of assets accounting

    我國會計企業準則（制度）與國際會計準則相比，在資產減值的確認時間、確認標準、確認原則、確認方式、確認歸屬、計量標準、信息披露方式等方面都有差距。
  5. 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。
  6. We choose the forest appearance tidiness, representative stands serving as standard plots, 40 stands were set up at qinling, hanzhong, huanghong in shaanxi respectively, measure every tree in the stands, measure the actual increase by the dominance tree, the time series model of individual age and diameter of quercus variabilis was established according to the actual diameter of quercus variabilis population by the fluctuant time series, the comparison of simulation and reality value of the every stand of quercus variabilis population diameter increase through the four models, the average simulation difference within 1. 5 %, the accuracy is 97. 8 % the simulation effect is better

    在陜西的秦嶺、漢中、黃龍地區選擇林相整齊、有代表性的地段作為標準地，設置樣方40個，對各樣方內的林木進行每木檢尺，通過優勢木解析的方法，測得栓皮櫟種群胸徑的實際生長量，運用起伏型時間序列分析，建立了栓皮櫟種群個體年齡與胸徑生長的時間序列模型，四個模型所得的各個樣地栓皮櫟胸徑生長的模擬值與實際值進行比較，其模擬平均誤差都在1 . 5 %以內，平均精度達到97 . 8 % ，模擬效果較好。
  7. The characteristics of single factor water quality identification index are : firstly, it can completely identify the important information including water quality classification of assessed factors, water quality monitoring data, planned water quality classification of water environment function area ; secondly, it can evaluate the selected factors qualitatively by national water quality standards, and water quality monitoring data ; thirdly, it can be used to compare water quality of the same assessed factors in the same classification and water quality of different assessed factors

    單因子水質標識指數可以完整標識水質評價指標的類別、水質數據、功能區目標值等重要信息，既能按國家標準類別定性評價，又能根據標識指數進行水質數據的分析；既可以比較分析同一類水質指標在同一級別中的差異，也可以在不同類別水質指標中比較分析水質的污染程度。
  8. Secondly, this paper mainly put forward different grey level threshold value segmentations of plane target after brief analyse the smooth and sharp image of image strengthen technology, segmentation for the overall situation, adopt the maximum variance method, the maximum entropy combine with adaptive threshold selection method, the maximum variance ration between two classes and in two classes ; segmentation for the part situation, has adopted the adaptive threshold value method ; to background more complicated segmentation, have adopted the two - dimentional maximum entropy method

    其次，在簡要的分析了圖像平滑和銳化的圖像增強技術后，重點研究了飛機目標的灰度分割，提出不同的灰度閾值分割方法進行圖像分割，對于全局分割，採用了最大類間分割法、最大熵與一致性準則相結合法、最大類間類內方差比法;對于局部分割，採用了自適應閾值法;對于背景較復雜的分割，採用了二維最大熵法。
  9. Subjects who deeloped pneumonia were older ( mean + / - sd age, 75. 9 + / - 11. 4 s 64. 9 + / - 13. 9 years ), had higher modified national institutes of health stroke scale scores, a history of chronic obstructie pulmonary disease, lower abbreiated mental test scores, and a higher oral caity score, and a greater proportion tested positie for bacterial cultures from oral swabs

    發生肺炎的受試者年齡較大（中位值+ / -標準差的年齡： 75 . 9 + / - 11 . 4對比64 . 9 + / - 13 . 9歲）具有更高的修正國立衛生研究院卒中標準評分，慢性梗阻性肺疾病史以及較低的簡略精神測試評分，較高的口腔評分以及對于痰液細菌培養檢測陽性率更高。
  10. Based on the theory of stochastic finite element, the structural parameters of frame - shear structure including stiffness and mass and damping are simulated to be stochastic variables. by solving recurrence equation of stochastic finite element, the duration curve of mean value and standard deviation of seismic response can be obtained for every floor of frame - shear structure. an analysis is thus given to the effects of independent variation and simultaneous variation of structural parameters on the seismic dynamic response of frame - shear structure. as shown by the results, with regard to frame - shear structure, the effect of variation of strucural parameters on the change of mean value are chiefly the increase of standard deviation of response. variation of stiffness will cause the response of frame - shear structure to variate greatly ; variation of mass shows less effect ; and variation of damping shows insignificant effect. the effects of simultaneous variation of various structral parametres on seismic response are only slightly greater than the effect of stiffness variation alone

    以隨機有限元理論為基礎，將框剪結構的剛度、質量、阻尼等結構參數為隨機變量.通過求解隨機有限元的遞推方程，得到框剪結構各層的地震動力響應均值和標準差歷時曲線.分析結構參數單獨變異，以及同時變異對框剪結構地震響應的影響.研究結果表明，對框剪結構而言，結構參數的變異對響應的均值變化影響都不大，主要是增大響應的標準差.剛度的變異性將引起框剪結構的響應發生大幅度變異，質量的變異性影響稍小，阻尼的變異性影響不顯著.結構各參數的同時變異，對框剪結構地震響應的影響，僅比剛度單獨變異的影響稍大
  11. The data were analyzed by using percentage, mean, standard deviation, correlation and repeated measure anova statistical methods

    所得資料以百分比、平均值、標準差、相關檢定、重復量數事後比較、重復量數變異數分析等統計方法處理。
  12. The text compares experiment data with the selected theory direction fig and modifies the equal value and standard difference of each segment i n the se i ected wave w i dth d i r ect i on f i g by us i ng the re i at i ve i y between the statistical equal value and standard difference, then makes use of the controls the correlation time to real ize the signal undulate

    通過實驗數據與選定的理論方向圖的對比分析，利用統計出的均值和標準差的相對量，對給定波束寬度的方向圖每段的均值和標準差進行修正。然後利用相關特性，通過控制相關時間，以達到能夠控制信號起伏的目的。
  13. According to the ideas of the pava algorithm, when sample numbers of three normal populations are different, a procedure of obtaining the maximum likelihood estimators of means and standard deviations under tree - order restrictions is proposed

    根據pava演算法的思想，給出了均值和標準差的比在樹序約束下的極大似然估計的計算方法。
  14. The ratio of prediction value to experimental value is 1. 0006 for the learning samples, 0. 9980 for the testing samples ; the standard deviation is 0. 0200 and 0. 0596 respectively, indicating that the prediction results conform well to the test results

    分析及頂測結果表明，學習樣本和測試樣本的預測值與實驗值之比的均值分別為1 . 0006 ， 0 . 9980 ；標準差分別為0 . 0203 ， 0 . 0596 ，預測值與試驗值吻合良好。
  15. A likelihood ratio test of equality of two normal population means under condition of equality of proportions of means and standard deviations

    兩個正態總體均值在均值和標準差比等值條件下的似然比檢驗
  16. The influences of the signal - to - noise ratio and the integration limit on reverberation times evaluation are weakened, and a minimum statistical standard deviation and 95 % probability confidence interval are obtained

    同時，對比現有其他方法在統計上有最小的估值標準差，其均值的95 %概率置信區間也最小，有效地提高了混響時間的估值精度。
  17. 2 within three thresholds for bilirubin absorbance ( 0. 14 > 0. 2 ( k 0. 25 ), the total, upright, supine, meal and postprandial period were analyzed with the parameters as follows, the percentage time of bilirubin absorbance threshold ( 0. 14, 0. 20 0. 25 ), reflux frequency, long reflux frequency, longest reflux time, maximum, mean and median value of absorbance. 3 the simultaneous changes of gastric ph and bilirubin absorbance value were analyzed to describe the relationship between them

    2計算0 . 14 、 0 . 20和0 . 25三個界值時膽紅素吸收值（ bilirubinabsorbance ， ba ）界值的時間百分比的均值、標準差、中位數、第25 、 75 、 95位數；總、立位、臥位、餐時和餐后等各時段ba界值的時間百分比、反流頻率、長時間反流頻率、最長反流時間以及膽紅素吸收值的最大值、平均值和中位值，以及ph 4的時間百分比，從而描述生理性dgr的發生特點。
  18. It can be found that the two models can measure the credit risk better and their numerical values of the var are relatively close, which means that at a certain confidence level, the portfolio ' s maximum loss calculated under the default model is familiar to the maximum loss in value resulted from the credit metrics model. however, under the default model the standard deviation of the loss of the loan is a bit more than the one which deviates from the average value of the loan under the credit metrics model ; in addition, the conclusion also demonstrates that the two models have some differences in the measuring the capital reserve to some extent

    從結果可以看出，這兩個模型均能較好地度量銀行貸款信用風險，其計算所得的var值比較接近，說明在給定置信水平下所能達到的最大損失和所能達到的價值上的損失在數值上是相近的；不過，違約模型下貸款損失的標準差要比creditmetrics模型下的貸款價值偏離其均值的標準差要大些；此外，結論還表現出二者在計量資本金要求上有所差異。
  19. For three normal populations with unknown means and variances, assume that there is a tree - order restriction between ratios of means and standard deviations

    摘要考慮3個正態總體均值和方差都是未知參數及所取的3個正態總體樣本數不等時，均值和標準差的比在樹序約束下的極大似然估計。
  20. Using the above method, the analytic expressions of response and dynamic reliability are got. 3, on the basis of the above analytic expressions, taking the isolation or seismic decrease coefficient ( the ratio of the standard deviation of the response of structures ) as the optimal objective function, the parameters of the isolation and seismic decrease equipment are optimized. an optimal design method and some useful data are achieved and it can be used in the practical project

    3 、在基礎隔震結構、 「加層減震」 （ tmd減震）結構隨機地震響應解析表達式的基礎上，以結構在有、無隔震或tmd減震裝置情況下的隔震或減震效果指標（結構位移響應標準差之比）為優化目標函數，對隔震和tmd減震裝置的參數取值進行了優化，得出了可應用於工程實際的優化設計方法和一些有用的數據，可應用於指導工程設計。
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