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weighted Mahalanobis distance method 加权马氏距离
Mahalanobis distance method 马氏距离
Based on the properties of wavelet transformation and Mahalanobis distance,a method of ISAR imaging processing and classification is proposed. 基于小波变换和马氏距离的性质,提出了目标ISAR成像的处理与分类方法。
This text uses the design method of the discriminating machine according to“Mahalanobis distance”to discriminate a signature true or false. 本文使用了基于“马氏距离”的鉴别器的设计方法来鉴别一个签名的真伪。
Abstract: A concept of mean Mahalanobis distance between time series and its simulation result is presented.Based on the concept, a distance test method for dynamic simulation results is established. 文章摘要: 提出时间序列与其仿真结果之间平均马氏距离的概念，在此基础上建立一种动态仿真结果的距离检验方法。
A concept of mean Mahalanobis distance between time series and its simulation result is presented.Based on the concept, a distance test method for dynamic simulation results is established. 摘要提出时间序列与其仿真结果之间平均马氏距离的概念，在此基础上建立一种动态仿真结果的距离检验方法。
Compared with traditional methods, such as Nearest Neighbor Rules, Euclidian Distance, Mahalanobis Distance and Neural Networks, this method achieves higher recognition rate. 该方法与传统方法相比 ,克服了后者固有的过学习和欠学习问题 ,并且对复杂模式的识别能力强 ,达到了很高的人脸识别率。
Results: Precise classification of 18 samples was done by cluster analysis and mahalanobis distance analysis. 结果:利用聚类分析对18个样本分类结果准确。
Based on map of Mahalanobis distance eigenface subspace is found out and a BP neural network model is constructed. 根据马氏距离图寻找特征脸子空间,构造出BP神经网络。
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。
A skin color model is constructed, which detects skin area in a color image and figures out map of Mahalanobis distance to skin. 构造了皮肤颜色模型、检测图像的皮肤区域,并计算出该区域相对于皮肤的马氏距离图。
In the matching phrase normalized distance and Mahalanobis distance are used to identify the view class and build the affine matrix. 匹配阶段分别采用归一化距离和马氏距离作为视类判定和仿射矩阵建立的依据。
Methods: Cluster analysis and mahalanobis distance analysis were adopted to analyze data of HPLC fingerprint of shenmai injection. 方法:采用聚类分析及马氏距离判别的多元统计学方法对参麦注射液的HPLC指纹图谱中采集的数据进行分析。
Character classification is realized by combining the Euclid distance and the Mahalanobis distance based on the projection coefficients. 在此基础上，组合欧氏距离和马氏距离实现字符分类。
The program was made with MATLAB by using the Mahalanobis Distance algorithm based on color characteristic and color clustering. 运用该程序,对荔枝照片进行了图像分割,分离出复杂背景下的荔枝果实图像。
The principal component in pattern recognition companied with Mahalanobis distance can basically meet the requirement of POL qualitative analysis and achie. 通过试验,模式识别法中的主成分分析法结合马氏距离法基本满足了油品定性分析要求,达到了油品鉴别、自动判断选择定量模型的目的。
Finally the Mahalanobis distance is adopted to measure the similarity because of the correlation between the concerned vectors after designing the correlation-weighted matrix. 同时，考虑到位平面间的相关性，设计了相关权值矩阵，并采用马氏距离进行相似性度量。
On the BP neural network, input is coefficient vector obtained from map of Mahalanobis distance projecting on subspace, and output determines whether this area is face image. 以马氏距离图在各特征脸子空间的投影系数为BP神经网络的输入,计算该区域是否为人脸图像。
Secondly, the wavelet packet theory and its application are discussed.The multi-index fault diagnosis model of diesel valve is established based on Mahalanobis distance. 然后，研究了小波包理论在柴油机气门故障诊断中的应用，建立了基于马氏距离法的柴油机气门故障多指标诊断模型，在实例应用中取得了良好的效果。
Cluster analysis was taken by shortest distance method based on plant yield SCA as genetic distance. 以单株产量SCA效应值作为遗传距离，采用最短距离法进行聚类分析，可将17个自交系大致分为四大类、7个亚类。