查询词典 sample method

Based on the concept of discrete discriminant function, a novel feature extraction method in the case of every person having only one training sample is presented.

对于变化较大的人脸图象，用这种方法抽取的代数特征可得到良好的识别效果。

The determination method of furazolidone residue in eggs by high performance liquid chromatography has been developed using matrix solid-phase dispersion and solid-phase extraction technologies for sample pretreatment.

采用基体固相扩散和固相萃取相结合的技术，对鸡蛋中呋喃唑酮残留进行了提取和净化处理，建立了高效液相色谱法检测鸡蛋中呋喃唑酮残留量的方法。

The basic requirement for the study of all types of dispersion is a method of sample analysis.

对各种分散晕的研究的基本要求制订样品分析方法。

The method to obtain the drape figure is direct, sample, and precise.

本测试系统的测试原理采用国际通用的伞式法。

The transfer matrix method was used to calculate the internal electric field intensity in the onedimensional photonic crystal sample.

通过传输矩阵法计算了一维光子晶体的内部场强，发现800 nm波长光入射时缺陷层内的电场强度要大于762 nm波长光入射时的电场强度值。

By means of finite element method,surface mechanical attrition treatment processes,such as strain,strain rate and stress of surface layer of the treated sample during the SMAT,were investigated.

运用有限元分析方法，对低碳钢表面机械研磨处理过程进行了数值模拟，分析计算了材料表面层的应力和应变分布情况，初步探讨了应变量和应变速率对材料塑性变形机制的影响。

A systematic introduction is given to a class of new high power goodness-of-fit test based on EDF (Empirical Distribution Function), which comes to be used in the last decade, and a study on the logistic structure and sample size modified method of this class of statistics is conducted.

系统介绍了近年来发展起来的一类以EDF统计量为基础的高效母体分布拟合优度检验方法，探讨了这类检验方法的逻辑结构和子样容量修正方式。

This article estimates the extreme loss distribution with extreme value theory, estimates the shape parameter with HKKP estimator, which is unbiased to small sample data, selects the right threshold by selecting smallest mean square error of the estimated cumulative distribution function and empirical cumulative distribution function and based on the extreme value theory method, this article estimates the extreme loss distribution and the p-percentile operational loss under certain believe range for Chinese commercial banks, then calculates the operational risk supervise capital.

本文利用极值理论对中国商业银行操作损失极端值分布进行估计，针对尾参数估计的来用传统Hill佑计对小样本数据容易产生偏倚的情况，提出了采用Hill佑计的改进―小样本无偏估计的HKKP佑计来估计操作损失的尾参数，针对由于阈值确定不准确导致结果偏差大的情况，采用最小化估计的累计概率分布与经验累计概率分布平均平方误差的方法确定较精确的阈值，估计出给定置信水平下操作风险损失的分位数，从而使得中国商业银行操作风险监管资本的测定成为可能。

The background of sample images was removed by the Method of Maximum Classes Square Error in the red color band of the RGB image and noise was eliminated by median filter.

2通过对样本图像的分析对比，本研究使用R分量的最大方差自动取阈值分割算法消除背景，用中值滤波器快速算法去除图像中的噪声，改善图像质量。

Combining with the optimization method for the first time, error estimation of the traditional five-sample phase shifting algorithm is studied.

针对移相法相位测量过程中的移相误差，结合优化的方法研究了传统五步移相算法的误差估计。

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。