例句與造句

1. Existence of quasi - maximum likelihood estimators in a semiparametric regression model with ar time series errors
   情形的半?yún)?shù)回歸模型擬極大似然估計(jì)的存在性
2. In the main theorem , we obtained the error bound between the maximum likelihood estimator and the true parameter
   使用這個(gè)不等式和概率論的方法，我們得到了參數(shù)的極大似然估計(jì)的誤差界這一主要定理
3. The definition of the maximum likelihood estimator with the prior information ( pmle ) is given in this paper , and the consistency and asymptotic normality of pmle are proved
   摘要定義了有先驗(yàn)信息的極大似然估計(jì)，它能夠充分利用參數(shù)的先驗(yàn)信息，還具有正規(guī)條件下的相合性和漸近正態(tài)性。
4. 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(jù)pava算法的思想，給出了均值和標(biāo)準(zhǔn)差的比在樹序約束下的極大似然估計(jì)的計(jì)算方法。
5. The maximum likelihood estimator ( mle ) approach is an important one in frequency estimation domain . this approach has the merit such as exhibiting best performance and requiring minimum threshold of signal noise ratio in calculation
   最大似然頻率估計(jì)法是該領(lǐng)域中的一種重要的研究方法；該方法具有估計(jì)結(jié)果準(zhǔn)確，計(jì)算所要求的信噪比門限值低等特點(diǎn)。
6. It's difficult to find maximum likelihood estimator in a sentence. 用maximum likelihood estimator造句挺難的
7. Second , a maximum likelihood estimator ( mle ) that jointly estimates the carrier frequency offset ( cfo ) and the channel response of each user in uplink ofdma systems based on generalized carrier assignment schemes is investigated in this research
   其次,在任意結(jié)構(gòu)子載波分配方式的ofdma上行鏈路中,研究了一種聯(lián)合載波頻偏和信道的最大似然估計(jì)( ml )算法。
8. The following are the main works : the maximum likelihood estimator ( mle ) was studied in detail , and the ocean return curve based on the sub - optimal maximum likelihood estimator ( smle ) was first obtained in china through the airborne flight experiment
   ( 2 )深入研究了星載雷達(dá)高度計(jì)最大似然跟蹤算法，并完成了基于準(zhǔn)最大似然算法的高度計(jì)跟蹤器的研制，通過機(jī)載校飛實(shí)驗(yàn)，在國(guó)內(nèi)第一次獲得了基于準(zhǔn)最大似然算法的海洋回波跟蹤曲線。
9. The major work is as following : based on the analysis of signal receiving problems when navigation receiver is in high dynamic circumstance , some typical algorithms such as maximum likelihood estimator ( mle ) , extended kalman filter ( ekf ) , frequency lock loop ( fll ) , digital phase lock loop ( pll ) and frequency extended kalman filter ( fekf ) are deduced
   高動(dòng)態(tài)下面臨著多普勒頻率、多普勒頻率變化率較大的問題,給載波跟蹤帶來了很大困難。本章分析了目前高動(dòng)態(tài)接收機(jī)中普遍采用的幾種載波跟蹤算法,對(duì)算法的性能進(jìn)行了比較。
10. In chapter2 , we discuss the step - stress accelerated life test . under typei and typeii censoring of data from the exponential distribution , we first present a necessary and sufficient condition for the existence and uniqueness of the maximum likelihood estimators of the parameters for the distribution , then give two confidence intervals based on the mle . finally , we compare them with results obtained in [ 8 ] by using monte - carlo simulation
    本文第二章首先給出了指數(shù)分布場(chǎng)合下步進(jìn)應(yīng)力加速壽命試驗(yàn)定時(shí)和定數(shù)截尾的mle的存在和唯一的充要條件，然后給出了正常應(yīng)力下平均壽命的近似置信區(qū)間，最后用隨機(jī)模擬的方法研究了mle的點(diǎn)估計(jì)的偏性和均方誤差，近似置信區(qū)間覆蓋真值的比率并與其它方法作了比較。
11. A batch least - squares maximum likelihood estimator is employed to calibrate the model coefficients of accelerometer and a polynomial post - fit method is used to establish temperature models of these coefficients . the temperature models of accelerometer bias and scale factor of accelerometer are established between - 20oc and 50 oc . after compensating the temperature error by using these models , the post - fit residuals of the accelerometer output have been improved to 10 ? 5 g , and the trend term of accelerometer changing with temperature basically vanished
    采用最小二乘極大似然估計(jì)和多項(xiàng)式擬合的方法,分析加速度計(jì)靜態(tài)模型系數(shù)隨加速度計(jì)殼體溫度變化的規(guī)律,建立了- 20oc 50oc之間加速度計(jì)零偏和標(biāo)度因數(shù)誤差的溫度模型,應(yīng)用該模型對(duì)加速度計(jì)溫度干擾進(jìn)行補(bǔ)償,補(bǔ)償后,加速度計(jì)輸出的擬合均方根誤差一到二個(gè)數(shù)量級(jí),并且基本上消除了加速度計(jì)輸出隨溫度變化的趨勢(shì)項(xiàng),使得加速度計(jì)測(cè)量精度得到了明顯提高。
12. In the sense of mean squares , maximum likelihood estimator , best linear unbiased estimator , taest linear invariant estimator , and good linear estimator are contracted . fourth , proposed and researched the reliability analysis method under the zero - failure data and doof data . based on the part beta distribution as the prior distribution of failure probability p , = p ( t < r , } , hierarchical bayesian estimate method was discussed , obtain the reliability analysis method under the zero - failure data and the doof data
    第四，提出并研究了無失效數(shù)據(jù)類型和doof數(shù)據(jù)類型下電連接器的可靠性分析方法，提出了以不完全beta分布為一級(jí)先驗(yàn)分布，超參數(shù)為[ 0 ， 1 ]上的均勻分布作為失效概率先驗(yàn)分布的多層bayes方法，結(jié)合加權(quán)最小二乘法解決了產(chǎn)品在無失效數(shù)據(jù)和doof數(shù)據(jù)下的可靠性分析問題。