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ofdmqpskawgn123
OFDM with qpsk in AWGN channel and the channel model
- 2010-12-09 20:02:01下载
- 积分:1
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ZebrafishProcessingAndAanalyzing
I wrote this algorithm for my bachelor degree, is basically about Zebrafish precessing and analyzing
- 2011-01-09 12:28:07下载
- 积分:1
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segment
基于阈值分割心音信号,阈值可根据信号调整,程序给出心音分割的起止位置。(Threshold-based segmentation of heart sound signals, the threshold can be adjusted according to the signal, the program gives the starting and ending positions of heart sounds segmentation.)
- 2020-10-29 16:29:56下载
- 积分:1
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example4_3
例3:分析占空比为ta的矩形脉冲频谱
T=1 时间窗大小
ta=0.5 占空比
N=256
t=linspace(-T,T,N)
ts=2*T/N
fs=1/ts
(x=zeros(1,N)
x(N/2-round(N/2*ta):N/2+round(N/2*ta))=ones(1,2*round(N/2*ta)+1)
y=fft(x,N)
figure
plot(t,x)
title([ 时域信号图 占空比为 ,num2str(ta)])
axis([-T T-0.2 1.2])
xlabel( t /s )
figure
subplot(211)
f=linspace(-fs/2,fs/2,N)
plot(f,abs(fftshift(y))/N)
title([ 矩形脉冲双边谱 脉冲时间t=[- ,num2str(ta*T), , ,num2str(ta*T), ] ])
xlabel( f /Hz )
)
- 2010-05-25 20:59:59下载
- 积分:1
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ofdm-program()
仿真参数:800个载波,1024点IFFT,载波间频1,无多径和有延迟个码片仿真。调制方式是BPSK和QPSK(simulation parameters : 800 Carrier, the 1024-point IFFT, a carrier frequency between, No multi-path and the delay-chip simulation. BPSK modulation is QPSK)
- 2007-05-09 09:44:50下载
- 积分:1
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dehaze_from_fattal
基于先验约束的单幅图像去雾matlab程序代码,包括何凯明的暗原色去雾和Fattal的独立成分分析的去雾(Priori constraints on a single image defogging matlab code, including Kaiming He dark colors to fog and Fattal independent component analysis to fog)
- 2014-12-01 19:59:35下载
- 积分:1
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main
matlab code written to check if hand moving right, left, up or down
- 2014-02-25 10:08:35下载
- 积分:1
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addnoise
说明: matlab code for adding noise
- 2011-03-22 00:55:06下载
- 积分:1
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IVA
独立向量分析(IVA)是对独立成分分析(ICA)算法的一种扩展,将ICA中的单变量成分扩展为多维变量成分,可有效避免卷积盲源分离过程中的排序模糊性问题。(Independent vector analysis (IVA), a multivariate extension of independent component analysis, tackles the convolutedly mixed blind
source separation (BSS) problem in a way to avoid the permutation
problem by employing a multivariate source prior of the short-time
Fourier transform (STFT) components. )
- 2020-12-05 09:29:26下载
- 积分:1
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BDprecoding
多用户MIMO系统中用于抑制干扰的BD(块对角化)预编码算法。(BDprecoding algorithm for multi-user MIMO system to avoid interference)
- 2014-04-23 20:31:19下载
- 积分:1