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pisa
在计算机上产生一组实验数据,首先产生一段零均值白噪声数据u(n),令功率为 ,让u(n)通过一个三阶FIR:
得到y(n). .y(n)上加三个实正弦信号f1’=0.1,f2’=0.25,f3’=0.26调整 和正弦信号幅度信噪比大致为10dB,50dB,50dB. (1) 令N=256,描绘xn波形;
(2)得出真实功率谱密度 .
(3) 利用此实验数据Pisarenko谐波分解法估计该实验数据的正弦频率及幅度。
(On the computer to generate a set of experimental data, first generate a zero mean white noise data u (n), so that power, let u (n) through a third-order FIR: get y (n).. Y (n) added three real sinusoidal signal f1 ' = 0.1, f2' = 0.25, f3 ' = 0.26 and sine signal amplitude adjustment signal to noise ratio is approximately 10dB, 50dB, 50dB. (1) that N = 256, depicted xn waveform (2) the true power spectral density obtained. (3) using this experimental data, Pisarenko harmonic decomposition method to estimate the experimental data of the sinusoidal frequency and amplitude.)
- 2010-10-22 11:17:41下载
- 积分:1
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IMM_nonliner
此程序为机动目标的非线性滤波器的设计,具有一定的实用价值(This program design of nonlinear filters for maneuvering targets, has some practical value)
- 2012-08-02 21:39:35下载
- 积分:1
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Introduction-to-digital-signal-processing-and-fil
digital signal processing, wiley publishers
- 2013-11-09 21:56:05下载
- 积分:1
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Communication_theory_of_computer_simulation_based_
通信原理基于Matlab的计算机仿真教程:北京邮电大学出版社,一本很好的教材(Communication theory of computer simulation based on Matlab tutorial: Beijing University of Posts and Telecommunications Press, a very good textbook)
- 2010-07-02 07:38:40下载
- 积分:1
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Peakfinder
Basic function to locate and measure the positive peaks in a noisy
data sets. Detects peaks by looking for downward zero-crossings
in the smoothed third derivative that exceed SlopeThreshold
and peak amplitudes that exceed AmpThreshold. Determines,
position, height, and approximate width of each peak by least-squares
curve-fitting the log of top part of the peak with a parabola.
- 2009-03-18 14:58:18下载
- 积分:1
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178rengongmianyisuanfa
78rengongmianyisuanfa
- 2008-06-02 22:29:54下载
- 积分:1
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simulation-synchronous-motor
simulation synchronous motor
- 2013-04-14 21:38:13下载
- 积分:1
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GDFNN
一碳饱冲GDFNN预测模型,A predictive model of carbon saturated red GDFNN(A predictive model of carbon saturated red GDFNN)
- 2013-12-30 20:55:09下载
- 积分:1
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matlab_antenna
This matlab code about how to design antenna in MIMO
- 2013-12-12 18:06:49下载
- 积分:1
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Neural-Network-using-a-Generalized-Linear-Model
Neural Network using a Generalized Linear Model
- 2014-02-17 00:23:52下载
- 积分:1