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power-system-signal
这是一个电力系统信号,其中频率为200和300.应用付立叶变换并求频谱图
(This is a power system signal, including frequency of 200 and 300 apply Fourier transform and spectrum requirements)
- 2011-06-30 08:23:51下载
- 积分:1
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固体+液体组合式声子晶体求能带matlab程序
说明: 固体/液体组合式声子晶体求能带结构图matlab程序(Matlab program for calculating band structure diagram of solid / liquid combined phononic crystal)
- 2021-04-20 17:28:49下载
- 积分:1
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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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CARMA_GI
受控自回归滑动平均模型的梯度迭代算法,经过多次迭代计算之后,能够有效的逼近真实值(Controlled autoregressive moving average model of gradient iterative algorithm, after several iterations, can effectively approach the true value)
- 2014-09-04 10:09:53下载
- 积分:1
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DBTMA.doc.zip
分布式网络中如何应用多址技术,如何避免碰撞、提高网络利用率,成为亟待解决的问题。(Distributed network in the application of multiple access technologies, how to avoid collisions, improve network utilization, become questions to be settled urgently.)
- 2009-03-24 16:59:41下载
- 积分:1
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RLS
该程序是基于matlab的LMS自适应滤波器程序(matlab)(LMS program (matlab))
- 2013-12-17 17:34:35下载
- 积分:1
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OPTICAL-waveguidehomework3
如上图所示,定向耦合器由完全相同的直波导与弯曲波导构成,波
导芯为宽高比相同(均为 a) 的正方形, 其工作波长,波导材料
对 TE 模式的折射率,及圆弧形弯曲波导的半径 r 等参数如图所
示,若波长为 1550 nm, 归一化光功率为 1 的光波从直波导输
入,请选择适当的满足单模工作的波导宽度 a, 然后给出从圆形弯
曲波导输出的归一化光功率 P4与两波导边缘的间距 d(Directional coupler by the same straight and curved waveguides constituting the waveguide, waves
Conducting core is the same aspect ratio (are a) square, its operating wavelength, the waveguide material
The refractive index of the TE mode and the arc-shaped curved waveguide of radius r and other parameters as shown
Shown, if the wavelength of 1550 nm, normalized optical power a light straight waveguide input
In, the appropriate work to meet the single-mode waveguide width a, and then is given a circular bend
Curved waveguide output normalized optical power P4 and two edges of the waveguide spacing d)
- 2016-05-29 20:14:50下载
- 积分:1
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matlab_password
一个matlab密码输入界面的原代码,希望对大家有用!(a Matlab Password input interface of the original code, we want to help!)
- 2007-01-06 13:27:42下载
- 积分:1
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heattranslate
用数值方法求解尺度为100mm×100mm的二维矩形物体的稳态导热问题。(Numerical method to solve for the 100mm × 100mm scale two-dimensional steady-state heat conduction problem of rectangular objects.)
- 2011-12-14 22:00:35下载
- 积分:1
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tezheng
MATLAB纹理特征提取可实现平均值、标准差、三阶矩,熵、平滑度一致性(MATLAB texture feature extraction)
- 2020-09-08 22:08:02下载
- 积分:1