搜索资源列表
motempl
- 基于opencv 利用dft计算图像的功率谱-opencv dft
code
- 随机产生长度大于1000的‘0’、‘1’信号序列，对其进行BPSK，QPSK，16QAM调制，给出： 1）低通滤波器后的波形（只画10个周期）； 2）信号眼图，对其进行讨论（画出5个信号周期）； 3）信号带内、带外功率谱密度（低通滤波器参数自定），并对其进行讨论。 -Generated OVSF code
two_dimensional_PSD
- 二维功率谱密度计算程序 使用傅里叶变换 -2D PSD caculation estimator
one_dimensional_PSD
- 一维功率谱密度计算程序，可以选择是否加窗，加那种窗-1D power spectral density caculation routin base on fft
PSD2_2_PSD1
- 二维功率谱密度换算一维功率谱密度的程序,对表面质量的计算尤为使用-two dimensional power spectral density to one dimensional psd
p_classical
- 经典的功率谱估计，平均周期图法实现，已经加上了详细的注释-Classical power spectrum estimation, the average periodogram implementation, has added a detailed comment
p_morden
- 用Matlab实现现代功率谱估计，主要有Levinson法，Burg法，协方差法及修正协方差法，四种方法的结果放到一起进行比较，有详细的注释-Using Matlab implementation of modern power spectrum estimation, the main has Levinson Law, Burg method covariance method covariance method, and the
wavelet
- 谱分析，有功率谱分析、最大墒谱分析、交叉谱分析，可方便提取序列周期-Spectrum analysis, power spectrum analysis has the greatest entropy spectral analysis, cross-spectral analysis, can be easily extracted sequence cycle
fft
- 本文件包含三个小程序，分别为用fft实现功率谱估计、实现快速卷积和快速相关。对了解fft在c中的编程很有帮助-This document contains three procedures were used to achieve power spectrum estimation fft, fast convolution and fast correlation. Fft to know programming in c in th
ofdm_signal_PSD
- 完整的ofdm程序，里面给出了功率谱密度的分析过程，比较精简实用-Ofdm complete procedure, which gives the power spectral density analysis of the process more streamlined and practical
xiaobobao
- 对信号进行小波包分解并求取各个分量的功率谱-The signal wavelet packet decomposition and obtain the power spectrum of the various components
noiseAM
- 产生噪声调幅干扰信号，并画出时域和功率谱 -AM interference signal noise, and draw the time domain and power spectrum
ruiliclutter
- 产生功率谱为高斯谱的瑞利杂波，并画出图形-Have a power spectrum for the Gaussian spectrum of Rayleigh clutter, and draw graphics
powerspectrum
- 运用自相关法，周期图法和burg法分析加噪信号功率谱并比较-The use of auto-correlation method, periodogram analysis burg and noise signal power spectrum and compare
MUSIC
- 求一个复正弦加白噪声随机过程的信号： xn=exp(j*pi*n-j*pi)+exp(j*w0*n-j*0.7*pi)+v v(n)为零均值白噪声。S/N=10dB。取P=3，构造4阶的自相关矩阵R的基于MUSIC算法的功率谱估计的MATLAB程序-For a complex sinusoid plus white noise of the signal random process: xn = exp (j* pi* nj* pi
power
- 这是关于功率谱的Matlab仿真程序，其中有AR、MA、ARMA三种模型的源代码，相关函数的源代码、功率谱的源代码等等。-This is on the power spectrum of the Matlab simulation program
Untitled2
- 功率谱估计,包括周期图法，burg法，music法，和welch法，并绘图比较-psd,pmusic，pburg
psd1ar
- 功率谱估计，多种方法，近似算法都有，值得参考-Power spectrum estimation, a number of ways, both approximate algorithm, it is also useful
stft
- 短时能量，端点检测，功率谱图与短时f变换，时域与f变换的matlab实现-Short-term energy, endpoint detection, and short-term power spectra of f transform, time-domain transform matlab with the realization of f
svd-tls
- 基于svd-tls功率谱分析的方法 ，是现代谱估计的一种常用方法-svd-tls-based power spectral analysis method is a kind of modern spectral estimation methods commonly used