over variance 中文意思是什麼
over variance
解釋
過高變異數-
But this method could n ' t reflect the influence of the variance of pile capacity on capping beam internal force and the partaking of soil to the load. combined with the item " the optimal design theory and research of pile capping beam " financed by natural science fund of hunan province, a new method which can consider the pile - soil interaction and tide over the disfigurement of the winkler soil model is used to adjust the foundation base reactions in this paper. by this method, the proper solution about the internal force of capping beam can be achieved and the relative stiffness and the relative position of soil spring are thought out well
本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ，考慮梁下土體和基樁對承臺梁的共同作用，提出了能對梁下地基反力進行自動調整的一種新型方法，其克服了文克爾地基模型所存在的缺陷，該法在調整過程中，充分考慮了梁下各土體彈簧之間的相對剛度，相對位置，更接近承臺梁的實際工作情況，有利於獲得承臺梁內力的正確解答。 -
Carry - over of losses / shortfalls : a variance account will be kept dealing the expected return vs the actual return in a calendar year
損失/虧損的結轉：將保持一個差異帳戶，用以核算一個日歷年度內的預期收益與實際收益之間的差異。 -
There are certain relations between circulation pattern index ' s decadal variance characteristic and decadal variation tendency of the precipitation of china : in the 1960s and the 1970s, in which the negative index are relatively more, the precipitation are abundant, and in 1980s in which positive index dominant the precipitation over north china are obvious deficient ; the situation of the yangtse river and huaihe river basin is opposite
流型指數的年代際變化特徵與我國降水的年代際變化趨勢有一定的關系，負指數偏多的60 、 70年代華北降水偏多，而正指數占優勢的80年代華北降水則明顯偏少；江淮流域的情況則相反。 -
A negative variance indicates that you ' re behind schedule or over budget, and you need to take action
負差異表示您落後于日程或花費超出預算，此時您必須採取行動。 -
The composite analysis to the sst indicate the decadal variance of the summer persistent circulation patterns over eurasia mid - high latitude and that of sst have close relation
對海表溫度場的合成分析表明，夏季歐亞中高緯持續環流與海表溫度場的年代際變化也有十分密切的關系。 -
During segmentation of the bridge image, this paper synthetically thinks over the advantages of self - adapted selection threshold and iterative selection threshold, and presents own self - adapted iterative selection threshold. what ' s more the variance of the infrared image is neatly applied to the visible image. at the time of beeline extraction, this paper mends hough transformation, and use novel method, which reasons the information gamed from the transformation field into the image field, to eliminate the inability to locate beeline of hough transformation
做橋梁識別，進行圖像分割的時候，本文結合了自適應閾值選擇演算法與迭代閾值選擇演算法的優點，提出了自適應迭代閾值選擇演算法，同時把紅外圖像中的方差圖引入到可見光圖像的處理中；在圖像中提取直線的時候，對hough變換進行了一些改進，同時針對其不能定位的缺點，使用了把變換域得到的信息反推到圖像域的方法，解決了這個問題。 -
Based on the ncep / ncar reanalysis products, the sea ice concentration data and the observation rainfall data in china, the seasonal, intraseasonal and interannual variations of the atmospheric circulation in the southern hemisphere ( sh ) are systematically analyzed together with their influences on east asian summer monsoon ( easm ). the major conclusions are summarized as follows : ( 1 ) in the lower level of the troposphere, the semi - annual oscillation ( sao ) is most active along 40 s and 65 s in the extratropics of the sh. over these latitudes, the variance percentages of sao exceed 70 %, and the anti - phase variation of the sea level pressure ( slp ) between the two latitudes is primarily caused by their sao components
利用ncep ncar再分析資料、南半球海冰密度資料及中國臺站降水資料，本文系統分析了南半球大氣環流的季節、季節內和年際變化特徵及其對東亞夏季風的影響，主要結論歸納如下： （ 1 ）對南半球熱帶外大氣環流而言， 40 s和65 s是低層大氣準半年振蕩最為顯著的兩個緯帶，在這兩個緯帶上，半年波的貢獻都超過了70 ，二者季節變化的反位相主要體現為半年波分量的反位相。 -
The summer typical persistent circulation patterns over eurasia mid - high latitude have obvious decadal variance : the occurrence frequency of type c course is relatively high from the 1960s to the 1970s, and the occurrence frequency of type e course increased while the type c course has not appeared in the 1980s, and two kinds of course were about equal frequently in the 1990s
夏季歐亞中高緯典型持續流型有明顯的年代際變化， 60 、 70年代c型過程出現頻數較高， 80年代e型過程出現頻數增高而c型過程未出現， 90年代兩類過程頻數相當。即1980年前後有明顯的差異。 -
Especially, at the class level, head teacher style gives an explanation to over 40 % total variance
特別是在班級水平上，班主任的互動風格能夠解釋小學生自我概念變異量的40以上。 -
The results show that although dbm method can fit the systems with high precision, avoid over - fitting and accurately reflect the time - variance and state - dependency in the systems, it may also reduce the efficiency of the whole method due to the exponentially increasing calculating numbers with the increase of the number of the states. and genetic algorithm is introduced to improve the search efficiency
接著利用dbm方法和其他非線性辨識演算法分別對時變參數方程、 lorenz方程和杜芬方程進行分析和比較，發現盡管方法本身具有擬合精度高，不存在過擬合現象，可以較精確的反應參數對于狀態或者時間的依存關系等特點，但是sdp方法在分析復雜問題時存在搜索效率低，計算時間長的缺點。 -
On the basis of these data and pictures, the sedimentary characteristics of quaternary system stratum and the location and activity of occult faults and the specific marks of realm seismicity and the characteristics of deep geophysical field and the tectonic stress field and the ground temperature field and the seismogeological disaster characteristics and the forcast and assessment on earthquake stonebrash liquefaction of the yellow river delta had been analysed and worked over synthetically and closely by the author too. meanwhile, the seismicity variance between the yellow river delta and bohai seismic zone had also been analysed
經過對這些資料的綜合系統分析，對黃河三角洲地區第四系地層沉積特徵、隱伏斷裂的位置及活動性、區域地震活動特性、深部地球物理場、構造應力場、地溫場特徵，地震地質災害特徵和地震砂土液化預測評價等做了較為深入的研究，對比分析了渤海強震區與黃河三角洲地震地質特徵的差異性，取得了具有重要意義的成果。 -
When > 0, and the independent variables are positively correlated over time, the second term is positive, so the usual ols variance underestimates the true variance of the estimator
當> 0 ，而且自變量在時間上是正相關時，第二項為正，因此通常的ols方差低估了估計量真實的方差。 -
It is obvious that external source force ' s function to the decadal variance of the summer persistent circulation patterns over eurasia mid - high latitude ca n ' t be ignored
可見外源強迫對夏季中高緯度持續環流的年代際變化的作用是不可忽視的。 -
Based on the total variance analysis on the vehicle steering stability and the neural network control theory, an algorithm of the single neuron adaptive pid control over the vehicle steering stability was proposed
摘要基於汽車操縱穩定性總方差評價方法和神經網路控制理論，建立了汽車轉向單神經元自適應pid控制演算法。 -
Firstly, we estimate the variance and the mean of each cell with maximum likelihood ; secondly, we identify the important dispersion effects based on least squares analysis of the logarithm of within - replication variance ; last, we identify the important location effects based on weighted least squares analysis of the mean of each cell. a simulation study also demonstrates its superiority over some existing methods. an experiment for the robust design of thermostat is used to illustrate the method
本文對帶有右截尾數據的有重復因子試驗，提出了另一種分析位置效應和散度效應的方法：首先，在每一個試驗點，對重復試驗觀察值用極大似然法估計出均值和方差；其次，用每個試驗點方差估計值的對數作為響應變量與各因子建立回歸模型，鑒別出顯著的散度效應；之後，採用加權最小二乘法鑒別出比較顯著的位置效應。 -
Pca of x1, x2and x3 successions was done, and from these three eigenvector fields, a principal component that its physical meaning is clear and its variance deficiency contribution rate is large ( over 75 % ) is found. and that principal component was defined as an integrative chilling damage index
將寒害指標x _ 1 、 x _ 2 、 x _ 3序列作主要分量分析，從3個特徵向量場中找出了一個物理意義清晰、方差貢獻率大（大於75 ）的主要分量，將其定義為綜合寒害指數。
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