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jinji
禁忌算法解决任务分配问题 机器完成任务的问题(jinji suanfa jiejue renwu fenpei wenti )
- 2013-01-10 10:19:56下载
- 积分:1
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Matalab2010-classic-super-tutorial
matalab2010经典超强教程,很好的说明了matalab的用法(Matalab2010 classic super tutorials, very good that the matalab usage)
- 2012-01-03 21:43:27下载
- 积分:1
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FXMATLB
分形matlab实现的一些图谱例程;内涵程序(Some mapping routines fractal matlab realize the content of the program )
- 2015-02-06 15:16:44下载
- 积分:1
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QPSK
数字调制就是把数字基带信号的频谱搬移到高频处,形成适合在信道中传输的带通信号。基本的数字调制方式有振幅键控(ASK)、频移键控(FSK)、绝对相移键控(PSK)、相对(差分)相移键控(DPSK)。在接收端可以采用想干解调或非相干解调还原数字基带信号。
(Digital modulation is the spectrum shifting to high frequency digital baseband signals, suitable for the formation of bandpass signal transmission in the channel. Digital modulation basic amplitude keying (ASK), frequency shift keying (FSK), the absolute phase shift keying (PSK), relative (differential) phase shift keying (DPSK). At the receiving end can be used to dry the demodulation or non coherent demodulating the digital baseband signal.
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- 2013-12-23 23:45:59下载
- 积分:1
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5files
It is matlab coding.The coding is useful
- 2014-02-06 12:24:16下载
- 积分:1
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实验代码
由于卫星与用户接收机二者的连线方向上存在相对运动,因此引起了载波和伪码的多普勒效应,再加上接收机晶体震荡频率漂移和卫星时钟频漂等原因。接收机实际接收到的卫星载波中心频率一般不再等于信号被发射时的标称频率,这就需要接收机在载波频率一维对信号进行搜索。同时,由于卫星到接收机的距离时刻变化,加上接收机始终相对于GPS时间的偏差又并不固定,因而接收信号的伪码相位值也在改变,所以接收机也要在码相位一维对信号进行搜索。扩频信号的捕获是一个对目标信号频率域和相位域进行的二维搜索过程。(Because of the relative motion between the two of the satellite and the user receiver, the Doppler effect of the carrier and pseudo-code is caused, and the frequency drift of the oscillation of the receiver crystal and the frequency drift of the satellite clock are added. The frequency of the satellite carrier center that the receiver actually receives is generally no longer equal to the nominal frequency of the signal being transmitted, which requires the receiver to search the signal in one dimension of the carrier frequency. At the same time, because the distance between the satellite to the receiver is changed, the deviation of the receiver always relative to the GPS time is not fixed, so the pseudo code phase value of the received signal is also changing, so the receiver also searches for the signal in the code phase. The acquisition of spread spectrum signal is a two-dimensional search process for the frequency domain and phase domain of the target signal)
- 2018-06-27 08:59:05下载
- 积分:1
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模拟退火以中国31省会城市的最短旅行路径为例
运用模拟退火法,以中国31个省会城市之间的最短距离为例,通过matlab编辑程序,实现了其结果
- 2022-06-11 12:38:50下载
- 积分:1
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MATLAB
matlab中的一些参数建模的方法,例如AR模型,ARMA模型,周期图法,多窗口法,最大熵法,以及小波分析的应用举例。(Some of the parameters of the matlab modeling methods, such as AR model, ARMA model, a periodic chart, window method, the maximum entropy method, as well as the application of wavelet analysis, for example.
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- 2011-11-16 08:48:53下载
- 积分:1
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HAMED3
A tapered Bar Stiffeness & Displacement Matrix
- 2014-12-24 04:20:32下载
- 积分:1
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batch_dist
从国外精馏开源代码下载的间歇精馏的模拟程序,对于初学者应该很有用(Open source code downloaded from abroad distillation batch distillation simulation program, useful for beginners)
- 2012-12-02 00:09:57下载
- 积分:1