查询词典 likelihood function

The sensitivity, specificity and likelihood ratio of positive test of EBV DNA level for nasopharyngeal carcinoma were 81.4%, 87.5% and 6.512, respectively.

患者血浆中EB病毒DNA水平对NPC诊断的灵敏度、特异度和阳性似然比分别为81.4%、87.5%和6.512。

The combination of Generalized Likelihood Ratio Test and Antenna Selection is applied to Unitarysignal transmission system, and antenna selection and signal detection do not require Channel State Information.

摘要该文提出了多天线传输系统的非相干天线选择算法，将广义似然比检验与天线选择结合应用于U码传输系统，天线选择和信号检测无需信道状态信息。

Secondly, by utilizing the log likelihood ratio and Vuong test statistics, the paper compares these models' descriptive power for the interest rate change behavior, and the result shows that model 5 is preferable to the other four models.

在此基础上，采用对数似然比和Vuong检验统计量，对它们的模型拟合效果进行了比较，结果表明对CKLS模型推广的第二种形式（模型5）优于其他四个模型。

According to the model,a generalized likelihood ratio test rule was developed for the target identification,and then the analytical expression to calculate the target identification performance was theoretically given.

为了实现发射周期内目标的实时识别，首先建立了E脉冲激励下目标回波的二元假设检验模型，在此基础上导出了识别目标的广义似然比检测量，并从理论上给出了计算目标识别概率的解析表达式。

In the mixture of particle filters, the existence of each tracked target is detected by using the sequential likelihood ratio test estimated by the output of the component particle filter.

在混合粒子滤波器中，利用每个分量粒子滤波器的输出信息，根据序列似然比假设检验，检测每个被跟踪目标的存在性。

R and S type LTSs are proposed.It is proved that the optimal distributed CFAR detection based on the above two LTSs in NP sense is in form of likelihood ratio test.

提出了R类和S类局部检测统计量，证明了基于这两种局部检测统计量的在NP意义上的最优分布式CFAR检测具有似然比检验形式。

Generalized Likelihood ratio Test and Optimal Parity-vector Test methods to detect and diagnose soft faults from sensor redundant measurement system in SINS are researched very carefully from a point of view of their effectiveness to detect and isolate soft faults.

对SINS中冗余配置的传感器量测系统的软故障，研究了目前常用的广义似然比检验和最优奇偶向量检验方法，主要讨论两种方法的有效性问题。

Based on the study of Likelihood Ratio Test voice activity detection algorithm and discussion about decision-directed LRT and smoothed LRT voice activity detection algorithms, we proposed a novel voice activity detection algorithm for improving speech detection robustness in noisy environments.

深入研究了基于似然比测试的语音激活检测算法，并对基于直接决策似然比测试的语音激活检测算法和基于平滑似然比测试的语音激活检测算法进行了讨论。

By applying generalized likelihood ratio test, This paper gives the detector of polynomial phase signal with unknown parameters. The detector is optimal in Neyman-Pearson sense.

根据Neyman-Pearson准则，利用广义似然比检验方法，给出了未知参数多项式相位信号的最优检测器。

This method can be used to assign a likelihood ratio, corresponding to the reliability to each protein interaction.

同时，本文中的方法可以用来给蛋白质对赋值表明其发生相互作用的可能性。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。