discriminant
One can show that the discriminant of the numerator is positive.
人们可以证明分子的判别式为正。
Discriminant and complex roots.
判别式及复根。
This paper presents an optimal discriminant plane with uncorrelated features.
文中提出了一种具有统计不相关性的最佳鉴别平面。
A discriminant analysis was performed to analyze each parameter and to compute a functional score.
应用判别式分析法对每一个参数进行处理并且计算出一个功能评分。
Stepwise discriminant analysis was performed to obtain risk factors of CAA based on clinical and early laboratory data.
我们先以单变数统计方法来检验十六个临床和实验变数，发现在两群中只有白血球和C-反应蛋白质具有统计上之显著差异。
The discriminant figures of tectonic setting show that the mafic rocks was formed in seamount setting.
通过地球化学图件判别，认为该基性杂岩形成于洋中脊的构造环境。
This paper explains the advantages using Fesher discriminant function in CORA-3 algorithm for pattern recognition.
本文介绍在模式识别的 CORA-3算法中,使用费歇尔准则分类判别的优越性和作用。
Maxium likelihood discriminant method is practical in quantitative diagnosis of syndromes of apoplectic sequela.
用最大似然判别法探讨中风后遗症中医证候计量诊断方法，有较好的实用价值。
However, the result is unsatisfactory when the correct discriminant rate only lies between 53-63%.
惟其正确区别率仅在53-63%之间,效果并不十分理想。
FOLEY D H, SAMMON J W.An optimal Set of Discriminant Vectors [ J ].IEEE Trans on Computers, 1975,24(3) : 281 -289.
郭跃飞杨静宇.求解广义最佳鉴别矢量集的一种迭代算法及人脸识别[J].计算机学报,:.
He analysed the results using a technique called discriminant function analysis.
博士用一种叫做判别函数分析的方法对结果进行研究。
Linear Discriminant Analysis (LDA) is one of the most popular linear classification techniques for feature extraction.
线性判别分析(LDA)是一种较为普遍的用于特征提取的线性分类方法。
Chi-square test, one-way MANOVA, and discriminant analysis were used to analyze the data.
使用的统计方法包括：因素分析、卡方检定、多变量变异数分析及区辨分析。
Kernel linear discriminant analysis (KLDA) is essentially a nonlinear feature extraction criterion.
核线性判别准则(KLDA)是一种非线性特征提取准则。
The discriminant analysis and univariate analysis also revealed the similar results.
判别分析和单变量分析的结果亦与上述结论相符；
This paper presents a feature selection method based on genetic algorithm GA) and linear discriminant analysis LDA).
摘要本文提出了一种基于遗传算法的基因微阵列数据特征提取方法。
PLS-ANN Discriminant Analysis on Autofluorescence Spectra to Identify Gastric Cancer[J].
引用该论文 马君,史晓凤,郑荣儿,朱玉平,李颖,毛伟征,孟继武.
The objective is to make the discriminant scores as close to its corresponding class labels as possible.
此演算法的目标为得到一组区别向量，使得样本求出的区别分数与其类别标签越近越好。
Then linear discriminant analysis was applied to classify the extracted features.
应用线性判别式分析对所提取的特征进行分类。
The paper expounds the application of Bayes discriminant analysis in safety evaluation.
论述了多元统计分析方法中的贝叶斯判别分析方法在安全评价中的应用。
Based on uncorrelated discriminant analysis, kernel uncorrelated discriminant analysis is developed.
摘要核不相关鉴别分析是在线性不相关鉴别分析的基础上发展起来的。
Optical Distortion-Invariant Image Recognition Based on the Multivariated Discriminant Analysis[J].
引用该论文 刘海松,邬敏贤,金国藩,何庆声.
In this article, the formula on winding density and discriminant for ribboning are deduced.
导出了筒子卷绕密度计算式和纱圈重叠判别式，它们比现有公式好。
This article dscribes the basic concept and content of the above-mentioned discriminant criteria.
本文对该判定标准的基本概念和内容加以论述。
In order to save the expense, we also can build a medical model by step discriminant analysis.
为了节省费用,还可以运用多元统计中的逐步判别分析方法建立模型。
The reflector's dynamics equations and countermeasure discriminant are presented.
给出了该动力型微型角反射器的动力学方程组及干扰判别式；
In this article, the method of discriminant analysis is used to delimit the raneg of the south subtropical belt in Fujian Province.
本文运用判别分析方法,对福建省境内南亚热带的范围做出界定。
Statistical techniques, including Multi-Regression, Cluster Analysis, and Discriminant Analysis, were employed to test ten null hypotheses.
本研究以世界银行发展报告书的统计为依据，共选定1970年、1975年、1980年、1985年、1990年、1995年各国高等教育在学率为分析资料。
The article analyzes the reservoir induced earthquake with discriminant criterion, contrast judgement, especially, probability method.
摘要采用判别标志、对比判断方法，尤其是概率分析方法对喀腊塑克水库诱发地震进行了分析。
A kernel based generalized discriminant analysis(GDA) technique is proposed for the classification of stars,galaxies,and quasars.
提出了基于广义判别分析(generalized discriminant analysis,GDA)方法对恒星(Star)、星系(Galaxy)和类星体(Quasars)的光谱进行分类。
Based on the principle of Mahalanobis distance discriminant analysis, a forcast model of shaft-lining non-mining fracture of mine was established.
摘要将距离判别分析方法应用于矿区立井井筒非采动破裂的预测问题中，建立了井筒非采动破裂的距离判别分析模型。
Theoretically, Fisher's discriminant analysis (FDA) has advantages on the classification techniques for fault diagnosis.
理论上,费舍尔判别分析法(FDA)在故障诊断分类方面更具优势。
Further, we employ a multivariate analysis of variance (MANOVA) and multiple discriminant analysis (MDA) to test our hypotheses.
其次以多变量变异数分析及多元区别分析等方法进行假设检定。
A new discriminant analysis method based on LWT(Lifting Wavelet Transform) and LVQ(Learning Vector Quantization) Network was proposed in this paper.
提出了一种基于提升小波变换（LWT）和学习矢量量化网络（LVQ）相结合的鉴别分析方法。
Furthermore, we analyzed the definitive diagnoses of patients with normal appendices who could not be predicted by discriminant analysis.
然后针对那些无法被区辨分析预测的非阑尾炎之腹部急症病童，去进一步分析他们最后的诊断。
Conclusion: Maxium likelihood discriminant method is practical in quantitative diagnosis of syndromes of apoplectic sequela.
结论：用最大似然判别法探讨中风后遗症中医证候计量诊断方法，有较好的实用价值。
Experiments on ORL face dataset show that our modified algorithm has a better performance than original kernel-based uncorrelated discriminant vectors.
在ORL人脸图像库上的仿真实验结果表明，与基于核的无相关鉴别矢量集算法相比，改进的基于核的无相关鉴别矢量集算法有更高的识别性能。
Based on this,fuzzy mode and step discriminant analysis are used to set up the identification mode of water source in pouring water aquifers.
在此基础上,运用了模糊识别模式、逐步判别分析等方法建立了突水含水层水源判别模式。
Discriminant analysis is a method which classify the type-unknown data by modeling the type-known data, in which data and types are not ordinal.
摘要判别分析是用已知分类数据建模对未知分类数据进行判别的方法，所用数据和分类不分顺序。
Independent Component Analysis （ICA） and Linear Discriminant Analysis （LDA） are two effective methods of feature extraction.
本文提出了一种基于独立成分分析和线性鉴别分析的特征提取方法。
Heteroscedastic linear discriminant analysis(HLDA) is applied widely in speech recognition due to its ability of feature de-correlation.
异方差线性判别分析(HLDA)因在语音识别中起到了巨大的特征去相关作用而被广泛利用。
Most importantly, the proposed method can overcome the singular problem of matrices in kernel uncorrelated discriminant analysis.
最重要的是，提出的算法能克服核不相关鉴别分析中矩阵的奇异问题。
The discriminant of the stability of the air flow at mining areas was educed in this paper, and idiographic prevent measures were put forward.
论文导出了采区稳定性的判别式，并提出了具体的预防措施。
The results show that the classification model of distance discriminant analysis excellent performance, high prediction accuracy.
研究结果表明，距离判别分析模型分类性能良好，预测精度高，回判估计的误判率很低。
Based on random subspace,a complementary subspace linear discriminant analysis (LDA) approach is presented for face recognition.
基于随机子空间,提出了一种用于人脸识别的互补子空间线性判别分析方法。
This paper presents a face recognition method based on cascade Linear Discriminant Analysis(LDA) of thecomponent-based face representation.
文章提出一种基于人脸部件表示的级联线性判别分析人脸识别方法。
A new kind of insulation fault diagnosis method for power transformers using genetic programming(GP) based discriminant functions was presented.
基于遗传编程(GP),提出了一种用于电力变压器绝缘故障诊断的判别函数法。
The discriminant analysis is one kind of statistics method that is used to differentiate the individual which colony is affiliated.
判别分析是用于判别个体所属群体的一种统计方法。
Conclusion The stepwise discriminant analysis of Random Forests can be effectively applied to the research of gene selection and classification.
在类间区分度不够大的情况下分类效果提高不明显。
How to extract effective discriminant features is the key problem for radar automatic target recognition based on high resolution range profile (HRRP).
摘要抽取有效鉴别特征是雷达一维高分辨距离像识别的关键。