Description: This function provides an ARMA spectral estimate which is maximum entropy satisfying correlation constraint (number of poles)and cepstrum
constrains (number of ceros)
The function requires 3 inputs: Input signal, Order of denonominator, Order of Numerator and the output variable are: numerator coeffients, denominator coeficients and square-root of input noise power.
ARMA_LAST function requires spa_corc.m file to compute the autocorrelation matrix Platform: |
Size: 2048 |
Author:joy |
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Description: 语音信号的短时分析，主要包括：分帧、短时能量、短时平均幅度、短时过零率、短时自相关函数、短时幅度差、倒谱、复倒谱、lpc系数、lpc谱估计等
绝对保证质量，是保研后导师布置的一些基础程序-Short-time speech signal analysis, mainly including: sub-frame, short-time energy, short-term average, short-time zero-crossing rate, short-time auto-correlation function, short-term rate of poor cepstrum, complex cepstrum, lpc coefficients, lpc spectral estimation, such as an absolute guarantee that the quality of instructors is the security arrangement after the inquest some of the basis of procedures Platform: |
Size: 6144 |
Author:云鹏 |
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Description: 基于随机过程的莱斯表达式产生窄带随机过程：
2、掌握窄带随机过程的特性，包括均值（数学期望）、方差、相关函数及功率谱密度等。
-Rice random process based on the expression of narrow-band random process generated: 2, grasp the characteristics of narrow-band random process, including the mean (mathematical expectation), variance, correlation function and power spectral density and so on. Platform: |
Size: 45056 |
Author:kevin |
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Description: 在现代谱估计中，用自相关的无偏估计代替周期图中自相关函数的有偏估计，可能导致出现负的谱估计值，因此采用BT谱估计器的方法-In the modern spectral estimation, the use of self-related unbiased estimate the figure to replace the cycle of auto-correlation function biased estimate may lead to a negative estimated value of the spectrum, so the use of BT s method of spectral estimation Platform: |
Size: 1024 |
Author:胡建红 |
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Description: 循环平稳信号谱相关函数，并做做出三维立体图形-Cyclostationary signal spectral correlation function, and do make a three-dimensional graphics Platform: |
Size: 1024 |
Author:rbchan |
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Description: 用双谱和小波变换去除信号中加性高斯噪声的相关程序
1.实现单个变量的双谱分析程序
2.用傅立叶反变换求自相关函数的程序
3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序
4.读取.wav语音信号后用小波去加信白噪声的程序
5.用各种小波和阀值对同一信号去加性噪声效果比较的程序
-Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. To achieve a single variable pairs of spectral analysis procedures 2. Using Fourier inverse transform procedures for seeking self-correlation function 3. To strike a preference to use fft spectrum , power spectrum, RMS spectrum, several spectra of the procedure 4. read. wav audio signal with wavelet plus a letter to the white noise process 5. with a variety of wavelet and threshold on the same signal to additive noise Comparison program Platform: |
Size: 5120 |
Author:沈玉杰 |
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Description: 在谱相关分析的基础上，文章研究了对一类特殊的非平
稳信号-循环平稳信号的最佳滤波问题.研究表明，针对循环
相关函数的最佳滤波器具有类似传统匹配滤波的结构-In the spectral correlation based on the analysis, the article studied pairs of a special class of non-stationary signals- the best cyclostationary signal filter problem. Studies have shown that the best correlation function for the loop filter has a structure similar to conventional matched filter Platform: |
Size: 155648 |
Author:zhangsheng |
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Description: 关于GPS中BOC信号的产生，功率谱密度仿真，自相关函数以及与C/A码的互相关仿真程序。能够有效的对BOC信号的特性进行分析-On the GPS in the BOC signal generation, power spectral density simulation, the autocorrelation function as well as with the C/A code cross-correlation simulation program. Of the BOC can effectively analyze the characteristics of the signal Platform: |
Size: 8192 |
Author:LJJ |
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Description: 自相关函数Rxx（tao）可以了解不同时刻同一随机样本间的波形相似程度。
自功率谱密度函数Sxx（f）：反映相关函数在时域内表达随机信号自身与其他信号在不同时刻的内在联系。当随机信号均值为零时，自相关函数和自功率谱密度函数互为傅立叶变换对。
-Autocorrelation function Rxx (tao) can learn the same random sample at different times the degree of similarity between the waveforms. Since the power spectral density Sxx (f): reflects the correlation function of random signals in time domain expression of itself and other signals at different times of internal relations. When the random signal is zero mean, autocorrelation function and power spectral density function of each other since the Fourier transform pair. Platform: |
Size: 21504 |
Author:李国俊 |
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Description: This File calculate spectral correlation function of cyclostationary signal based on frequency smoothing. Platform: |
Size: 1024 |
Author:Mandana |
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Description: The M-file computes the spectral correlation function or cyclic spectral density using the FFT accummulation method. Platform: |
Size: 1024 |
Author:Xsago |
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Description: 方便准确的计算信号的互相关函数和互相关功率谱密度。-To facilitate accurate calculation of the signal cross-correlation function and cross-correlation power spectral density. Platform: |
Size: 1024 |
Author:xuchunmin |
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Description: FAM Method. This Method compute spectral correlation density function. This method is based on modifications of time smoothed cyclic cross periodogram. Platform: |
Size: 2048 |
Author:claudomir |
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Description: 仿真实现了谱相关系数和谱相关函数，谱相关函数使用了频域计算法。谱相关函数做的比较好，但谱相关系数的计算个人感觉仍需后来者继续改进-Simulation spectral correlation coefficient and spectral correlation function, the calculation of the frequency domain using the spectral correlation function. Spectral correlation function do better, but the spectral correlation coefficient calculated personal feeling is still a latecomer to continue to improve Platform: |
Size: 194560 |
Author:danny |
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Description: 利用FFT求一个信号的谱相关函数，在论文Automatic Modulation Classification for Cognitive Radios Using Cyclic中有提到-Seeking a signal using FFT spectral correlation function, the paper Automatic Modulation Classification for Cognitive Radios Using Cyclic mentioned in Platform: |
Size: 1024 |
Author:Fuck PUDN |
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Description: 用于计算谱相关函数的时域平花FFT积累算法，可改参数，改输入信号类型-calculate spectral correlation function by using time smoothing FFT Accumulation Algorithm, you can change the parameters, and the type of input signal Platform: |
Size: 2048 |
Author: |
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Description: 用于计算谱相关函数的频域平滑算法，可改参数，改输入信号类型-calculate spectral correlation function by using frequency smoothing Algorithm, you can change the parameters, and the type of input signal Platform: |
Size: 1024 |
Author: |
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Search - spectral correlation function