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@polynomial
VC维理论和结构风险最小化准则是统计学习理论中的重要内容,基于这一理论的支持向量机算法由于具有好的泛化性能受到重视,并被研究用于文本分类问题.基于多项式核的研究工作认为SVM的泛化能力不受多项式阶数的影响,并且能够处理很高维的分类问题,用于文本分类无需进行特征选择.研究发现,随着多项式核阶数的升高,SVM文本分类器会出现过学习现象,并且特征数越多越明显,特征选择是必需的.通过估计函数集的VC维,基于结构风险最小化理论对此问题进行分析,得出的结论跟实验结果相符.
(err)
- 2008-01-08 21:41:08下载
- 积分:1
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IPF
说明: MATLAB整数线性规划程序,通过对约束条数的调整,用以求解各类线性规划问题(MATLAB integer linear programming procedures, the number of articles on the adjustment of binding to various types of linear programming problem solving
)
- 2011-03-16 10:40:56下载
- 积分:1
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Solutions_of_Engineering_Electromagnetics_-Hayt_(2
The solution of the book "Engineering Electromagnetics"(美)william H.Hayt,jr.(2001)著,第六版答案,网上很难找的,很有价值(The solution of the book "Engineering Elec tromagnetics "(U.S.) william H. Hayt. jr. (2001) to, the sixth edition of the answer, it is very difficult to find online, valuable)
- 2007-06-01 20:42:03下载
- 积分:1
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dc_drive
dc drive simulation file in matlab
- 2012-01-28 03:28:14下载
- 积分:1
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MATLAB
应用MATLAB软件制作一个GUI操作界面(Application of MATLAB software to create a GUI interface)
- 2010-12-22 09:59:52下载
- 积分:1
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m3
the file simulation in simulink matlab
- 2013-08-06 22:25:19下载
- 积分:1
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ofdm
这些代码包括ofdm的实现和信道估计,可以运行,有指导程序的说明文档.(These codes, including the realization of OFDM and channel estimation, you can run, has the guidance of the procedure documentation.)
- 2007-09-02 11:49:41下载
- 积分:1
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AdaptiveThreshold.tar
Adaptive Threshold method matlab realisation
- 2009-06-10 21:37:17下载
- 积分:1
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CANNY
CANNY EDGE DETECT SOURSE CODE
- 2010-11-29 22:29:07下载
- 积分:1
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a1
说明: 本程序为将最小均方自适应算法用于二阶横向滤波器,实现权向量分析(This program is the least mean square adaptive algorithm for second-order transversal filter to achieve the right of vector analysis)
- 2011-04-27 10:30:48下载
- 积分:1