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code_23980764
RNW_perm(A)
利用Ryser-NW方法,计算n*n矩阵A的积和式。计算时间随着n
以2的指数倍增长。计算20*20以内的矩阵很快。
Hperm(A)
利用双元素展开计算非常稀疏的矩阵的积和式
symmRegular(n,k,m)
该命令要调用symmGen函数。
生成对称的k-regular n阶0-1矩阵的启发式算法。
参数n,k是必须的。m的默认值是10。
m设定尝试次数,如果该命令显示 fail ,表明经过m次尝试,
没有生成满足条件的矩阵。
symmGen(n,k)
这里k是一个n维向量,该命令启发式地生成一个以k为行和
的对称0-1矩阵。不能保证每次都成功,不过成功的概率一
般情况下尚可接受。(some useful code for numerical analysis)
- 2010-12-07 21:33:08下载
- 积分:1
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leach_for_wireless_network
无线传感器网络中应用leach算法来识别恶意节点和剔除恶意节点。从而保证网络系统的寿命最长。(In wireless sensor network,cluster algorithm of nodes is all effective approach and key technology to implement
energy saving and flexible management.To improve security and lifetime of clustering network,a secure
clustering was pro—
posed based on the random and parallel cluster header election algorithm and pre—distributed key scheme.In hypothetical
network model,it can elect the cluster header nodes and identify and get rid of malicious nodes,and in data telecommuni—
cations,the communication security Can be achieved by using encryption algorithm and thus the network lifetime Call be
prolonged.)
- 2010-05-14 15:52:16下载
- 积分:1
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GMSK
基于MATLAB的GMSK通信系统的建模与仿真(Modeling and simulation of GMSK communication system based on MATLAB)
- 2013-05-18 13:14:09下载
- 积分:1
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DFT
这个程序实现了基于OFDM系统的信道估计DFT算法的实现(This application implements the DFT channel estimation algorithm based on OFDM system implementation
)
- 2014-02-25 16:55:11下载
- 积分:1
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ofdmmatlab5
在matlab环境下对ofdm进行仿真的程序(In matlab ofdm simulation under the environment of the procedure)
- 2010-06-14 21:41:59下载
- 积分:1
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x
说明: choose control points
- 2010-06-29 04:08:37下载
- 积分:1
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cylinder_beampattern
圆柱阵的波束形成及波束的三维指向图
Cylindrical array beamforming and beam three-dimensional vector diagram
- 2016-07-17 12:39:28下载
- 积分:1
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demo
粒子滤波算法,非常管用的运动估计和运动预测,mat源代码
- 2009-09-23 11:16:46下载
- 积分:1
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FUZZY
Fuzzy neural network implementation
- 2014-01-03 13:09:29下载
- 积分:1
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conversion_gui
function ret = Int2Hex(var)
Prints integer array to hexadecimal string
varType = class(var)
cast signness away:
if ( u ~= varType(1) )
varType = [ u varType]
var = typecast(var,varType)
end
nBits = str2double(varType(5:end))
if (64 == nBits)
split 64 bit case into two 32 s
cuz dec2hex doesn t handle 64 bit...
varType(5:end) = 32
var = typecast(var,varType)
end
ret = dec2hex(var)
if (64 == nBits)
littleEndian = all(typecast(uint32(1), uint16 )==[1 0])
first = 1 + littleEndian
second = 2 - littleEndian
ret = [ret(first:2:end,:),ret(second:2:end,:)]
end
end
- 2010-07-30 09:39:56下载
- 积分:1