代码搜索：PXX
找到约 382 项符合「PXX」的源代码
代码结果 382
www.eeworm.com/read/184975/9062443
jpg pxx.jpg
www.eeworm.com/read/468669/6986266
rar pxx.rar
www.eeworm.com/read/446356/7580952
m ex6_40.m
Fs = 1000; % 采样频率
NFFT = 256;
t = 0:1/Fs:1; % 采样时间
x = sin(2*pi*100*t) + sin(2*pi*200*t) + sin(2*pi*400*t) + randn(size(t));
w = hanning(NFFT)'; % 256个点的海宁窗，注意取转置
Pxx = (abs(fft(w.*x(1:NFFT
www.eeworm.com/read/398351/7992639
m ex6_40.m
Fs = 1000; % 采样频率
NFFT = 256;
t = 0:1/Fs:1; % 采样时间
x = sin(2*pi*100*t) + sin(2*pi*200*t) + sin(2*pi*400*t) + randn(size(t));
w = hanning(NFFT)'; % 256个点的海宁窗，注意取转置
Pxx = (abs(fft(w.*x(1:NFFT
www.eeworm.com/read/302325/13837796
m ex6_40.m
Fs = 1000; % 采样频率
NFFT = 256;
t = 0:1/Fs:1; % 采样时间
x = sin(2*pi*100*t) + sin(2*pi*200*t) + sin(2*pi*400*t) + randn(size(t));
w = hanning(NFFT)'; % 256个点的海宁窗，注意取转置
Pxx = (abs(fft(w.*x(1:NFFT
www.eeworm.com/read/150725/12268814
m tmp607.m
%MATLAB PROGRAM 6-7
clf
Fs=1000;
%Estimate PSD by Averaged Modified periodogram
%with the nonoverlapping signal section
%=============================================
N=1024;
Nsec=256;
n=0:N-1
www.eeworm.com/read/463564/7178194
m samp9_7.m
%Samp9_7
clf;Fs=1000; %采样频率
N=1024;Nsec=256;n=0:N-1;t=n/Fs; %数据长度，分段数据长度、时间序列
w=hanning(256)'; %采用的窗口数据
randn('state',0); %设置产生随机数的初始状态
xn=sin(2*pi*50*t)+2*sin(2*pi*120*t)+randn(1,N); %带噪声
www.eeworm.com/read/408939/11364795
m samp9_7.m
%Samp9_7
clf;Fs=1000; %采样频率
N=1024;Nsec=256;n=0:N-1;t=n/Fs; %数据长度，分段数据长度、时间序列
w=hanning(256)'; %采用的窗口数据
randn('state',0); %设置产生随机数的初始状态
xn=sin(2*pi*50*t)+2*sin(2*pi*120*t)+randn(1,N); %带噪声
www.eeworm.com/read/257196/11944604
m samp9_7.m
%Samp9_7
clf;Fs=1000; %采样频率
N=1024;Nsec=256;n=0:N-1;t=n/Fs; %数据长度，分段数据长度、时间序列
w=hanning(256)'; %采用的窗口数据
randn('state',0); %设置产生随机数的初始状态
xn=sin(2*pi*50*t)+2*sin(2*pi*120*t)+randn(1,N); %带噪声
www.eeworm.com/read/150725/12268816
m tmp606.m
%MATLAB PROGRAM 6-6
clf
Fs=1000;
%Estimate PSD by the nonoverlapping signal section
%=================================================
N=1024;
Nsec=256;
n=0:N-1;
t=n/Fs;
xn=sin(2*pi*50*t)+2*s