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Conjugate-gradient
共轭梯度法是介于最速下降法与牛顿法之间的一个方法,它仅需利用一阶导数信息,但克服了最速下降法收敛慢的缺点,又避免了牛顿法需要存储和计算Hesse矩阵并求逆的缺点,共轭梯度法不仅是解决大型线性方程组最有用的方法之一,也是解大型非线性最优化最有效的算法之一。(Conjugate gradient method is between the steepest descent method and Newton method between a method that only use the first derivative information, but the steepest descent method to overcome the disadvantage of slow convergence, but also avoids the need to store and calculate Newton Hesse matrix and the shortcomings of the inverse, conjugate gradient method is not only linear equations to solve large-scale one of the most useful, large-scale nonlinear optimization solution is also the most efficient algorithms.)
- 2011-05-06 16:20:24下载
- 积分:1
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RINEX_Analytic
读取RINEX文件格式的测量数据和导航星历数据文件,解析出相应的各种参数。(Read the measurement data of the RINEX file format and navigation ephemeris data files, parsing out the various parameters.)
- 2020-06-26 23:00:02下载
- 积分:1
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拉丁超立方 (2)
说明: 假如数据中有N 个变量,而我们想抽取的样本的数量是M,那么在对数据进行抽样的时候,这种方法首先会把N个变量的设计空间均匀的划分开为M份,然后在每个划分好的区域中随机的抽取一点,最后,从这M个变量里,随机挑选之前选好的点,构成我们的样本(If there are n variables in the data, and the number of samples we want to extract is m, then when sampling the data, this method will first divide the design space of n variables into M parts evenly, and then randomly extract a point in each divided area. Finally, from the m variables, randomly select the previously selected points to form our sample)
- 2021-04-07 19:47:52下载
- 积分:1
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fft
区别于matlab自带的fft程序,为自主设计的myfft程序代码(Different from matlab' s fft own procedures for self-designed program code myfft)
- 2009-12-08 19:09:56下载
- 积分:1
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73nodesandpressureusingLEM
计算一个圆柱体漂浮在自由水面上所受到的流体作用力(Caculating Hydrodynamics of a cylinder floating on the free surface using Limited Element Method )
- 2010-01-11 18:01:34下载
- 积分:1
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matcom
在VC++6.0中利用MATCOM接口调用MATLAB中的.mat文件进行数据处理(In VC++6.0 using MATCOM interface calls the MATLAB. Mat file for data processing)
- 2013-11-07 21:31:45下载
- 积分:1
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Data-type-conversion
这是Simulink关于数据转换仿真模型。希望对初学者有用(This is the Simulink simulation model about the data transformation. Hope useful for beginners
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- 2014-02-16 19:23:41下载
- 积分:1
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DVBS2 system DVB-S2-2
说明: DVBS2 system : simulation + result : BER
- 2019-02-02 23:50:47下载
- 积分:1
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GSMFOE
Guassian scale mixture
- 2011-01-01 22:13:42下载
- 积分:1
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psorfid
可以实现粒子群算法与盲源分离算法的结合,比较方便。源信号可以随便替换(PSO algorithm can be achieved with the combination of blind source separation algorithms, more convenient. Source signal can be easily replaced)
- 2013-11-25 17:39:40下载
- 积分:1