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feisher
PCA的步骤:
1 先将数据中心化;
2 求得的协方差矩阵;
3 求出协方差矩阵的特征值与特征向量;
4 将特征值与特征向量进行排序;
5 根据要降维的维数d’,求得要降维的投影方向;
6 求出降维后的数据;
(PCA steps: 1 of the first data center 2 covariance matrix obtained 3 obtained covariance matrix eigenvalues and eigenvectors 4 eigenvalues and eigenvectors will be sorted 5 according to the dimension of dimension reduction d ' , seek to reduce the dimension projection direction 6, the data obtained after the dimensionality reduction )
- 2010-10-28 11:25:05下载
- 积分:1
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masscal
Simulation sous simulink, de la machine asynchrone triphasée avec commande Scalaire, et modele dq de la MAS
- 2010-12-10 00:47:28下载
- 积分:1
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matlAB-ge-zhong-bian-huan
基于matlAB的切比雪夫、FFT频谱分析、FFT线性卷积、巴特沃斯程序代码,自己编写的(Based on The Chebychev matlAB the FFT spectrum analysis, FFT linear convolution code Butterworth own written)
- 2013-01-16 18:06:35下载
- 积分:1
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BLDC
基于MATLBA的无刷直流电机仿真,使用新版MATLAB可以运行(MATLBA-based simulation of the brushless DC motor, using the new version can run MATLAB)
- 2009-05-28 20:26:41下载
- 积分:1
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hopfield
提供了hopfield 的MATLAB程序,该程序简单易行,可以在MATLAB中得到应用(Introduce a program about the hopfield ,the program is easy and can be used in the program.)
- 2012-04-02 17:27:18下载
- 积分:1
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sceua
SCE algoritm in matlab
- 2013-03-03 23:19:44下载
- 积分:1
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MATLAB-report
matlab实验报告,包括聚类分析、判别分析、主成分分析、因子分析、典型相关分析的matlab实现与结果分析(Matlab experiment report, including cluster analysis, discriminant analysis, PCA, FA, CCA of matlab and the result analysis)
- 2014-12-05 09:59:59下载
- 积分:1
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MatlabTest
包含三个部分的matlab程序
1.色彩变换
2.黄色目标提取
3.弹孔中心位置的提取
并且包含实验的说明(Matlab program consists of three parts 1 color transform yellow target extracted three bullet holes in the center position of the extract and contains experimental instructions)
- 2013-04-09 20:12:47下载
- 积分:1
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dantiaodai
导体的电感 电容 特性阻抗曲线 的MATLAB模拟(Conductor inductance capacitance characteristic impedance curve of the MATLAB simulation)
- 2008-05-31 21:16:48下载
- 积分:1
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dtssthry
frequency response of first order discrete time systems.
- 2011-07-31 15:15:40下载
- 积分:1