查询词典 resampling

For fitting ROC curves and getting the area under the ROC curve, we applied the parametric methods of binormal models and ordinal regression models, the semiparametric method of Cox proportional hazards model, the nonparametric methods of Hanley, Delong This paper also include estimation of required sample size, evaluation of confounding effects, and estimation of standard error and confidence interval by resampling method for ROC analysis.

目前该模型用于ROC分析的统计学方法比较完善，属于"经典"的ROC分析参数法。本文探讨了单变量、双变量双正态ROC模型的构建及其参数的最大似然估计方法；采用双变量卡方检验、真阳性率z检验、面积z检验三种方法比较了ROC曲线间是否具有显著性差异。

A Doppler processing approach based on minimum variance distortionless response and resampling technique is proposed for multifrequency radar signals.

提出了一种基于最小方差无失真响应(minimum variance distortionless response， MVDR)算法和频率重采样技术的适用于多频雷达信号的多普勒处理方法。

In this research,the ArcGIS is thought to perform data resampling before map algebra.IDL is used to realize the function of map algebra here.

研究认为ArcGIS进行地图代数计算效率比较低的主要原因在于它在计算时首先对数据进行重采样。

I won't be discussing resampling, cropping, or Halicarnassus for several pages.

我不会用几页来讨论重复取样、图片裁切、或哈利卡那撒斯。

The experimental results show the two practical algorithms can preserve inaudibility and they are robust enough to against the different signal processing operations. In addition, the watermarking information can be embedded into the original audio signal adaptively, which also doesnt require the use of the original audio signal for detection. Furthermore, it can resist the different attacks, such as lossy compression (MP3), filtering, resampling and requantizing, etc.

仿真实验结果表明，两种方法都具有较强的鲁棒性和不可感知性，水印嵌入容量的自适应性，提取水印时不需要原始音频信号的参与，且对包括MP3有损压缩、低通滤波、重采样/重量化等多种攻击性试验具有较强的稳健性，是可行的数字音频水印算法。

A sample numerical design method for constant beamwidth beamformer is given. This method is easy to implement and has no restriction on array geometry and sensor patterns; Three methods for the design of broadband frequency invariant beamformer are proposed, which are the method of resampling signals received by the array, the DFT interpolation method and adaptive synthesis method, respectively. Examples and performance analyses are given for each method; A simplified linear constrained minimum variance broadband adaptive algorithm that based on DFT interpolation method is presented. Compared with conventional broadband adaptive algorithms, the presented method can reduce computation work greatly.

提出了一种简单、易于实现的恒定束宽波束形成器设计方法，该方法对阵形和阵元指向性没有任何限制；分别提出了基于阵列接收数据重采样、基于DFT插值和自适应综合的三种具有频率不变波束图的宽带波束形成器设计方法，对于每一种设计方法都给出了一个设计实例并做了性能分析；提出一种基于DFT插值的简化线性约束最小方差宽带自适应阵列算法，该方法可以大大降低自适应阵列的运算量。

Any resampling and/or retesting after OOS results should be performed according to a documented procedure.

根据书面程序重新取样和/或重新测定。

Combined with the condition of the study site and test data characteristic, it did quadratic polynomial transform, bilinear interpolation resampling, and gained matched images.

结合本文试验区地形情况和实验数据的特点，对所选影像数据按二次多项式变换、双线性内插方法进行重采样，实现影像间精配准。

Then use Image ? Image Size to resample the image down to the desired size and resolution, as explained in the "Resampling and Cropping" section near the end of this chapter.

然后点击图像-图像大小来将图像重定图像像素为所要求的尺寸和分辨率，将在此章结尾"重定图像像素和裁切"一节中加以说明。

In terms of time series analysis, sequential data forecast method based on resampling and data cleaning algorithm based on regression diagnosis are designed. The algorithm improves the acuracy of prediction.

在时间序列分析方面，设计了基于样本数据重抽样的时序数据预报方法以及基于回归诊断的数据清理算法，有效提高了时序数据的预报精度。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。