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ZigBeeIEEE
The implementation was built on Matlab/Simulink using
fundamental components in Simulink to demonstrate how
reliably complex modulation schemes can be built, cost
effectively and efficiently [5]. The design of ZigBee
transmitter using MSK modulation is shown in the Figure 1.
Here we map input data bits to 8-chip PN sequences to be
transmitted and results in a chip rate of two mega chips per
second. After that, resultant chip sequence is send to the serial
to parallel converter. It is used here to separate the odd and
even bit indexed chips. Following this bipolar data formatting
is performed and signal modulated with a 2.4 GHz carrier on
the In Phase and QuadraturePhase data stream and adds it to
get the required transmitter output signal.
- 2014-09-23 20:56:58下载
- 积分:1
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LJ
说明: 本程序用来求转子的临界转速,模型为有限元模型(This procedure is used to seek the rotor critical speed, the model for the finite element model)
- 2010-08-07 11:18:06下载
- 积分:1
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mine
利用MATLAB编程实现线性规划,利用单纯形法处理问题(Linear programming using MATLAB programming, dealing with the problem using the simplex method)
- 2010-08-28 16:26:15下载
- 积分:1
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K-medoid-Archive
this is KMedoids clustering algorithem.
- 2012-04-29 04:55:15下载
- 积分:1
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tfpart1
时频分析的toolbox,可以用于<Matlab时频分析技术及其应用>一书(time-frequency analysis of the toolbox, which can be used)
- 2007-06-07 19:42:53下载
- 积分:1
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matlab
实验名称:投资组合分析
实验性质:综合性和研究探索性
实验目的:熟练运用投资组合工具箱,学会构造有效前沿组合的方法,掌握最优投资组合的计算方法;给出投资组合VaR 的值。
实验任务:选择股票并从万得下载数据,计算证券的预期收益率、标准差和协方差,设定一组约束条件,构造最优投资组合并计算该组合的Var值。
实验设备:计算机
实验软件:Matlab2013 Wind数据库
选择一组股票作为投资标的,构造投资组合,通过估计收益率均值、计算方差、协方差,计算该投资组合权重、在险价值、画出有效前沿。(Experimental Name: Portfolio Analysis
Experimental nature: comprehensiveness and research exploration
The purpose of the experiment is to skillfully use the portfolio toolbox, learn to construct effective frontier portfolio method, grasp the best investment portfolio calculation method, and give the value of portfolio VaR.
Experimental tasks: select stock and download data from Wan De, calculate the expected return, standard deviation and covariance of securities, set up a set of constraints, construct the optimal portfolio and calculate the Var value of the portfolio.
Experimental equipment: computer
Experimental software: Matlab2013 Wind database
A group of stocks is selected as investment target, and a portfolio is constructed. By estimating the mean value, variance and covariance of the yield, we calculate the portfolio weight, value at risk and draw effective frontier.)
- 2017-12-27 13:31:24下载
- 积分:1
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special1
special trainig of a neural network
- 2009-11-14 02:00:11下载
- 积分:1
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PSO
粒子群算法解决背包问题。包含matlab 源程序,和一份报告。我的一份作业(Particle swarm algorithm to solve knapsack problem. Matlab source code included, and a report. I have a job)
- 2010-12-30 17:14:38下载
- 积分:1
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fminseach_example
自行编写的基于matlab语言的计算非线性方程的数值解,欢迎使用(prepared based on their own language Matlab calculations of nonlinear equations of numerical solutions, welcomed the use of)
- 2006-12-13 22:18:17下载
- 积分:1
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test_OOK_CSRZ.rar
这是一个基于光信道(考虑色散)的OOK调制,其中看空比为63 (This is a OOK modulation based optical channel (taking into account dispersion), which bearish on the ratio of 63 )
- 2013-05-07 21:39:22下载
- 积分:1