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PSO
梯度下降法是最早最简单,也是最为常用的最优化方法。梯度下降法实现简单,当目标函数是凸函数时,梯度下降法的解是全局解。一般情况下,其解不保证是全局最优解,梯度下降法的速度也未必是最快的。梯度下降法的优化思想是用当前位置负梯度方向作为搜索方向,因为该方向为当前位置的最快下降方向,所以也被称为是”最速下降法“。最速下降法越接近目标值,步长越小,前进越慢。(The gradient descent method is the earliest and most simple and most commonly used optimization method. The gradient descent method is simple to realize. When the objective function is a convex function, the solution of the gradient descent method is a global solution. In general, the solution is not guaranteed to be the global optimal solution, and the gradient descent method is not necessarily the fastest. The optimization idea of gradient descent method is to use the current position negative gradient direction as the search direction, because the direction is the fastest descending direction of the current position, so it is also called the steepest descent method. The faster the slowest descent approach is closer to the target, the smaller the step, the slower the progress.)
- 2018-01-29 21:44:10下载
- 积分:1
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Fabric-Defect-detection-by-Bitplane-Slicing-metho
It describes the bitplane slicing method for detection of defect in a fabric. The defect is mostly detected in first two planes.
- 2013-04-09 15:41:55下载
- 积分:1
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random_reduce
说明: 随机减量法,用环境激励得到固有频率的方法(random reduce)
- 2020-11-26 19:19:30下载
- 积分:1
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linear
用线性外推实现语音修复,得到更好特性的语音效果(realize the bandlimited signal to wideband by linear extrapolation)
- 2010-12-13 14:57:29下载
- 积分:1
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LevelSet_ChunmingLi_v1
A new level set model without initialization, very time efficient compared with former level set model.(A new level set model without initializati on, very time efficient compared with former level set model.)
- 2007-04-10 22:40:11下载
- 积分:1
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projbfgs
projected BFGS with Armijo rule, simple linesearch
- 2010-07-14 17:44:59下载
- 积分:1
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egmfile
MATLAB控制系统仿真与实例详解(附书光盘)(Control System Simulation with MATLAB Detailed examples (attachment the book CD-ROM))
- 2010-11-12 22:18:39下载
- 积分:1
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Matlab-toolbox-function
matlab工具箱函数汇总,对matlab编程非常有用!(Matlab toolbox function)
- 2011-09-23 12:53:05下载
- 积分:1
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RALY
raly 分布的MATLAB实现,对初学者很有帮助,程序一点也不复杂(raly distribution of MATLAB implementation useful for beginners, the program is nothing complicated)
- 2009-11-18 19:10:09下载
- 积分:1
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CoSaMP
CoSaMP算法,在重构信号时,选取两倍稀疏度的原子来恢复原始信号,再删去一倍稀疏度的原子。(CoSaMP algorithm, in the reconstructed signal, select twice the atomic sparsity to recover the original signal, and then deleting the double sparsity of atoms.)
- 2020-12-23 05:29:07下载
- 积分:1