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说明: 它主要研究的是多因变量对多自变量的回归建模,特别当各变量内部高度线性相关时,用偏最小二乘回归法更有效。另外,偏最小二乘回归较好地解决了样本个数少于变量个数等问题。
偏最小二乘法是集主成分分析、典型相关分析和多元线性回归分析3种分析方法的优点于一身。它与主成分分析法都试图提取出反映数据变异的最大信息,但主成分分析法只考虑一个自变量矩阵,而偏最小二乘法还有一个“响应”矩阵,因此具有预测功能。(It is mainly a result of the study is a multi-variable regression modeling and more independent variables, especially when the internal height of each variable linear correlation, partial least squares regression method is more effective. In addition, partial least squares regression solves the number of samples is less than the number of variables and other issues. Partial least squares method is a set of principal component analysis, canonical correlation analysis and multiple linear regression analysis of the advantages of the three methods in one. It is the principal component analysis are trying to extract the maximum information reflects data variability, but the principal component analysis considers only one independent variable matrix, and partial least squares and a " response" matrix, predictive capabilities.)
- 2015-04-21 16:52:15下载
- 积分:1
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quzao
基于小波变换的去噪,效果很好,希望对大家有帮助(Based on the wavelet denoising Wavelet transform,The effect is very good)
- 2010-08-24 16:20:22下载
- 积分:1
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polygon_cut
自己编写的 matlab gui 可以实现任意多边形定点参数输入 然后使用Sutherland_Hodgeman等算法进行多边形被矩形截取的演示程序(I have written matlab gui can realize arbitrary polygon fixed parameters such as input and then use the algorithm Sutherland_Hodgeman rectangular polygon was the interception of the demo program)
- 2008-02-25 19:27:03下载
- 积分:1
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gmsk1
gmsk信号调制解调过程,包括发送端及接收端信号谱分析过程。(gmsk signal modulation and demodulation process, including the sender and the receiver signal spectrum analysis.)
- 2010-10-20 09:36:45下载
- 积分:1
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homework4
wiener-Hopf equation
- 2012-04-24 13:34:03下载
- 积分:1
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Matlab_junheng
matlab 强大的信号仿真功能结合VC编程混编分析数字均衡器的设计要求对各种音频信号进行处理
(matlab simulation capabilities combined with powerful signal analysis VC programming mixed digital equalizer design requirements of the various audio signal processing)
- 2011-02-01 13:19:36下载
- 积分:1
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LMS-Lattice-Algorithm
研究了自适应参数谱估计的基本原理,提出了基于最小均方误差(MMSE)准则的LMS格型滤波算法实
现自适应参数谱估计的方法。通过对仿真测试信号和线性调频信号的计算表明,该方法能够在改善谱分辨率的
同时提高运算效率,满足遥测速变信号的处理和分析计算的要求(This paper discusses the principle of adaptive parametric spectrum estimation.It provides an approach to es—
timate power spectrum with a lattice filter according to the minimum mean square error(MMSE)criterion.The test re—
sults of simulated observation signal and linear frequency modulation signal indicate this method improves the spectrum
resolution and calculation eficiency,completely meets the requirements of the teleme data processing and analysis、)
- 2011-08-18 19:32:45下载
- 积分:1
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e-collection.library.ethz
this document is a project documentation perfomed in matlab
- 2013-02-06 00:12:33下载
- 积分:1
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SCSToolboxV31
国外大学scs开发的小波变换工具包最新版本,针对Matlab开发环境。(matlab toolboxs for wavelet transformation developed by an university outsea)
- 2014-10-22 21:34:48下载
- 积分:1
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kalman
卡尔曼滤波程序,可以看出卡尔曼的滤波的好坏(Kalman filtering process, can be seen that the Kalman filter is good or bad)
- 2012-06-29 17:19:08下载
- 积分:1