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filter
说明: 高斯滤波器对图像的去噪效果,具有很好的效果。(denoise on filter of gaussian)
- 2011-03-10 10:24:01下载
- 积分:1
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BFGS
拟牛顿法和最速下降法(Steepest Descent Methods)一样只要求每一步迭代时知道目标函数的梯度。通过测量梯度的变化,构造一个目标函数的模型使之足以产生超线性收敛性。这类方法大大优于最速下降法,尤其对于困难的问题。另外,因为拟牛顿法不需要二阶导数的信息,所以有时比牛顿法(Newton s Method)更为有效。如今,优化软件中包含了大量的拟牛顿算法用来解决无约束,约束,和大规模的优化问题。(The quasi-Newton method and the Steepest Descent Methods only require that each step iterations know the gradient of the objective function. By measuring the change of the gradient, constructing a model of the objective function is sufficient to produce superlinear convergence. This method is much better than the steepest descent method, especially for difficult problems. In addition, because the quasi-Newton method does not require information on the second derivative, it is sometimes more effective than the Newton s Method. Today, the optimization software contains a large number of quasi-Newton algorithm used to solve the unconstrained, constraint, and large-scale optimization problems.)
- 2017-05-05 10:28:29下载
- 积分:1
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PCAMatlabPCA
matlab 实现PCA算法,可以输出识别率,有详细注释,值得一用(Face Recognition Using PCA algorithm procedure, with annotations, 88 recognition rate
)
- 2010-12-24 10:52:58下载
- 积分:1
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D
说明: 一种 D 类 功率放大芯片的数据说明,此种芯片功率消耗很低,(A D class POWER Amplifier datasheet)
- 2010-03-26 21:07:09下载
- 积分:1
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limit
非线性光学材料的光限幅特性理论拟合,给出透过光强随输入光强的变化(optical limitting)
- 2012-03-23 11:37:33下载
- 积分:1
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color_map
绘制为彩色matlab图像,解决单一颜色不能形象描述的问题(Draw for color matlab image, solve the problem of single color can t image description
)
- 2013-12-04 18:50:28下载
- 积分:1
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cdma_fenji
用MATLAB语言仿真实现CDMA系统中开环下发射分集的系统性能仿真(Using MATLAB simulation system performance simulation CDMA system under open-loop transmit diversity)
- 2013-12-07 11:14:53下载
- 积分:1
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2-D-Wave-Equation-FDTD-TE-code
一个二维的fdtd程序,入射波为TE波,较完整,带有pml边界条件。感兴趣的可以下载看看。(A two-dimensional fdtd procedures for the TE incident wave, more complete, with pml boundary conditions. Interested can download to see.)
- 2014-02-24 22:18:26下载
- 积分:1
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multiuser-detection
多用户检测matlab源程序
内有详细的程序说明(multi-user detection Matlab source within a detailed description of the process)
- 2006-08-26 17:53:10下载
- 积分:1
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EXER1_comporal
Add two signals in two time
- 2012-11-01 08:51:27下载
- 积分:1