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datapro0303
matlab对随机振动状态分析,及功率谱的生成与分析等(matlab for random vibration analysis of state)
- 2014-10-23 15:20:28下载
- 积分:1
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BCFO
We address the problem of blind carrier frequency-offset (CFO) estimation in quadrature amplitude modulation,
phase-shift keying, and pulse amplitude modulation
communications systems.We study the performance of a standard
CFO estimate, which consists of first raising the received signal to
the Mth power, where M is an integer depending on the type and
size of the symbol constellation, and then applying the nonlinear
least squares (NLLS) estimation approach. At low signal-to noise
ratio (SNR), the NLLS method fails to provide an accurate CFO
estimate because of the presence of outliers. In this letter, we derive
an approximate closed-form expression for the outlier probability.
This enables us to predict the mean-square error (MSE) on CFO
estimation for all SNR values. For a given SNR, the new results
also give insight into the minimum number of samples required in
the CFO estimation procedure, in order to ensure that the MSE
on estimation is not significantly affected by the outliers.
- 2007-09-17 23:03:28下载
- 积分:1
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genetic-algorithm
In the computer science field of artificial intelligence, a genetic algorithm (GA) is a search heuristic that mimics the process of natural evolution. This heuristic (also sometimes called a metaheuristic) is routinely used to generate useful solutions to optimization and search problems.[1] Genetic algorithms belong to the larger class of evolutionary algorithms (EA), which generate solutions to optimization problems using techniques inspired by natural evolution, such as inheritance, mutation, selection, and crossover.
Genetic algorithms find application in bioinformatics, phylogenetics, computational science, engineering, economics, chemistry, manufacturing, mathematics, physics, pharmacometrics and other fields.
- 2013-07-16 14:40:19下载
- 积分:1
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matlabahiyong1
matlab实用程序百例,这个主要是平时经常用到的一些程序!(matlab utility hundred cases, the principle is often used some of the programs in peacetime!)
- 2011-05-11 01:02:02下载
- 积分:1
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ekf
全套ekfslm程序,无需修改程序,就可无差错运行,经典,简洁,准确,经典教程(A full set of ekfslm program without having to modify the program can be error-free run, classic, indirect, accurate, classic tutorial)
- 2012-05-19 21:07:19下载
- 积分:1
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adaptive-filter-theory-4th
自适应滤波器原理第四版,经典中的经典,adaptive filter theory 4th(adaptive filter theory 4th)
- 2014-01-04 11:49:32下载
- 积分:1
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codebuilder_awv6aq
通信原理的作业,利用matlab产生两路模拟语音信号,经过jhpRhk编码、时分复用、NHoNTuW调制经过同一个信道单向传输到对应的接收端。仿真了端到端通信的链路质量和丢包率情况,测试完整可用。.
(Communication Theory of operations, the use matlab to generate two analog voice signals encoded through jhpRhk , time division multiplexing, NHoNTuW modulation over the same one-way transmission channel corresponding to the receiving end. Simulation of the link quality and packet loss rate case end communications, testing complete available.
)
- 2016-01-01 21:02:54下载
- 积分:1
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poisson
求解poisson方程的经典有限元程序!(a classical fem program for poisson equation)
- 2020-06-16 19:20:03下载
- 积分:1
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OFDMA_RA
ofdmaz自适应资源分配,SIPS04Main.m为主程序,直接运行即可获得结果(ofdmaz adaptive resource allocation, SIPS04Main.m-based procedures, to receive the results of the direct operation)
- 2009-01-15 12:05:43下载
- 积分:1
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3
说明: matlab中的关于微分方程实验方面的例子和程序(matlab in the example of experiments on differential equations and procedures)
- 2010-10-14 18:49:07下载
- 积分:1