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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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matlab
为图片进行添加高斯噪声均匀噪声以及椒盐噪声,并且采用a修正的均值滤波和自适应中值滤波进行除噪,并且进行除噪性能判断(Add a picture for uniform noise and Gaussian noise, salt and pepper noise, and the use of a modified mean filter and adaptive median filtering for noise removal, noise removal performance and to determine)
- 2011-11-17 16:49:26下载
- 积分:1
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PCF_band
one dimensional PCF band simulation(one dimensional simulation PCF band)
- 2006-12-18 19:27:15下载
- 积分:1
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parameter-estimation-problem
国外信号处理图书《参数估计与逆问题》的配套程序(<parameter estimation and inverse problem> 2nd Edition Author:Richard C Aster)
- 2013-12-30 15:02:12下载
- 积分:1
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zitai
描述刚体卫星姿态稳定控制的程序。分为三种情况,小推力控制,飞轮控制与小推力飞轮联合控制。能在干扰下稳定卫星的姿态。(
The program of attitude stabilization control for rigid satellite. It is divided into three situations: small thrust control, flywheel control and small thrust flywheel combined control. Can stabilize the satellite attitude under jamming.
)
- 2021-05-06 17:19:55下载
- 积分:1
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tunkui
外文资料里面的源代码,用平面波展开法计算二维声子晶体带隙,有小波分析的盲信号处理。( Foreign materials inside the source code, Computation Method D phononic bandgap plane wave, There Wavelet Analysis Blind Signal Processing.)
- 2021-04-05 19:29:03下载
- 积分:1
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125k-RF-card-em4100-information
125k RF card em4100 information
- 2014-01-07 19:59:59下载
- 积分:1
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123
為matlab的影像增強程式,屬於小專題,可以參考看看(This is a program matlab image enhancement)
- 2012-01-14 13:43:38下载
- 积分:1
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EEMD
EEMD分解求能量熵,经本人试用,完全能够求解(EEMD decomposition for energy entropy, after my trial, completely able to solve)
- 2016-12-26 12:42:38下载
- 积分:1
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ising_GibbsSampling
Gibbs sampling算法,生成Ising model的随机样本
- 2009-11-08 17:42:27下载
- 积分:1