weighted least squares中文什么意思

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用"weighted least squares"造句

加權(quán)最小二乘方

weight: n. 1.重量；體重；求心力，重力，(地心)引力。 2. ...
least: adj. (little 的最高級(jí)，比較級(jí)為 less ...
square: n. 1.正方形，四方塊，四角；方形物。 2.(方形)廣 ...
method of weighted least squares: 加權(quán)最小二乘法
weighted least squares criterion: 加權(quán)最小二乘方準(zhǔn)則

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Order components were extracted in time domain by constructing weighting least square adaptive filter
通過構(gòu)造加權(quán)最小二乘自適應(yīng)濾波器，實(shí)現(xiàn)了各階比成分在時(shí)域中提取。
On account of the defects of rigid localization condition and low localization accuracy in double - vessel localization , the paper gives an algorithm of multiple - vessel localization based on weighted least squares
摘要針對(duì)雙艦定位存在的定位態(tài)勢(shì)要求高、定位精度低等，提出了基于加權(quán)最小二乘法的多艦定位算法。
Synthesizing the two identification methods of weighted least square and resricted memory , the mutivariable system recursive estimate algorithems of unknown parameter of autoregressive models in the presence of controlled inputare are given
摘要將加權(quán)最小二乘法和限定記憶兩種參數(shù)估計(jì)方法相綜合，給出了多變量系統(tǒng)帶控制輸入的自回歸模型未知參數(shù)的遞推估計(jì)算法。
While it ' s always possible to estimate robust standard errors for ols estimates , if we know something about the specific form of the heteroskedasticity , we can transform the model into one that has homoskedastic errors ? called weighted least squares
對(duì)ols估計(jì)穩(wěn)健標(biāo)準(zhǔn)差總是可能辦到的，但是，如果我們知道一些關(guān)于異方差結(jié)構(gòu)的信息，我們可以將原模型轉(zhuǎn)化為具有同方差的新模型，這稱為加權(quán)最小二乘法。
Selecting the image elements of earth and moon centers as observed quantity , measurement noise model and observed equations of autonomous navigation system are built up . the spacecraft orbit is determined by using the recursive weighted least square based on ud factorization
在奔選取地心和月心像素作為觀測(cè)量,建立了符合實(shí)際情況的量測(cè)噪聲模型和自主導(dǎo)航系統(tǒng)的觀測(cè)方程,并利用基于ud分解的遞推加權(quán)最小二乘算法估計(jì)了奔月探測(cè)器的軌道參數(shù)。