搜索资源列表
Autocorrelation_function
- 信号处理之相关函数,自相关函数,自协方差函数,互协方差函数等等仿真程序,以验证过-Signal processing of the correlation function, autocorrelation function, autocovariance function, cross-correlation function, and so simulation program to verify over
work
- 求被白噪声干扰的正弦信号和白噪声信号的自相关并且进行了比较-failed to translate
MyDirectCorrelate
- 自己编制的直接相关函数,用来计算信号的自相关和互相关。-Prepare its own direct correlation function, used to calculate the signal autocorrelation and cross correlation.
dsss_signal_detection_and_parament_estimate
- 自相关检测方法是利用信号和噪声在相关域上的差别来构造检测器的。自相关检测是将信号与自身延迟一个时延后的信号作相关处理,或用双通道接收机的输出进行相关,得到扩频信号的自相关函数-Auto-correlation detection method is the use of signal and noise in the relevant field to construct the difference detector. Autocorrelation test is a time delay
gaussian_filter
- 详细说明:1. 利用自相关函数法和周期图法实现随机信号的功率谱估计。 2. 观察数据长度、自相关序列长度、信噪比、窗函数、平均次数等对谱估计的分辨率、稳定性、主瓣宽度和旁瓣效应的影响。 --1. The use of auto-correlation function method and cycle map Method random signal power spectrum estimation. 2. Observation data length, the length of auto
matlab_correlation_frequency_estimate_powerspectru
- 此MATLAB程序用于自相关函数的估计(包括直接法和FFT法),信号的频率估计(包括MUSIC, ROOTMUSIC,ESPRIT和MVDR)和功率谱的估计(包括LevinsonDurbin迭代法,BT法和周期图法),并附带相应的仿真图以便于对比-MATLAB for correlation estimate :direct and FFT transform frequency estimate of signals:MUSIC, ROOTMUSIC,ESPRIT和MVDR power spe
LPC_ACFpitchdetection
- 这是一个简单的语音基音检测方法,通过对语音信号进行滤波、分帧、求自相关函数,可得到浊音的基音周期,从而实现基频检测。-This is a simple voice pitch detection, voice signals by filtering, sub-frame, find the autocorrelation function, voiced the pitch period available to achieve the fundamental frequency testin
lpc-matlab
- 这个MATLAB的代码集是通过多个程序实现语音信号的各种分析,包括清音浊音,计算自相关函数,计算基因周期等-The MATLAB code set is more than one program by a variety of voice signal analysis, including voiceless voiced, calculated from the correlation function to calculate genetic cycles
Cyclostationary-toolbox
- 循环平稳信号工具,包括自相关函数和7个实验,以及算法的解释-Cyclostationary signal instruments, including the self-correlation function and the experimental
cyclostationary_dec
- 认知无线电中基于BPSK循环自相关函数的信号检测,时域上的经典算法,许多论文引用的方法。-signal dection based on cyclostationary of BPSK in Congnitive Radio
kalman
- 一连续平稳的随机信号x(t),自相关函数RX(t)=e-/t/,信号x(t)为加性噪声所干扰,噪声是白噪声,测量值的离散值Z(k)为已知,TS=0.02s。 -3.2,-0.8,-14,-16,-17,-18,-3.3,-2.4, -18,-0.3,-0.4,-0.8,-19,-2.0,-1.2,-11,-14,-0.9,0.8,10,0.2,0.5,-0.5,2.4,-0.5,0.5,-13,0.5,10,-12,0.5,-0.6,-15,-0.7,15,0.5,-0.7,-2.0,-19
自相关函数
- 这个是信号分析里的概念,他们分别表示的是两个时间序列之间和同一个时间序列在任意两个不同时刻的取值之间的相关程度,即互相关函数是描述随机信号 x(t),y(t)在任意两个不同时刻t1,t2的取值之间的相关程度,自相关函数是描述随机信号x(t)在任意两个不同时刻t1,t2的取值之间的相关程度。
acf
- 能够实现求信号之间的自相关函数并画图,方便理解自相关的内涵。还有几个常用的信号序列生成函数,gold等序列。(Implement the inter correlation function between signals, and draw pictures)
语音信号处理
- 采用MATLAB 2015b综合运用各种函数调用等来实现语音信号时域的短时能量,短时过零以及短时自相关函数分析和频域的傅里叶变换,功率谱估计,短时傅里叶变换,小波分析,语音信号的短时综合,语谱图各种分析,充分了解熟悉语音信号的相关分析方法。(This experiment uses the MATLAB 2015 b, the integrated use of various kinds of function call to realize speech signal in time dom
相关计算
- 求信号的相关处理,信号处理,自相关,互相关(For signal correlation processing, signal processing, autocorrelation, cross-correlation)
FSK,BPSK,QPSK信号,循环均值,循环自相关
- 包含各种循环谱代码,时域自相关和频域自相关循环谱子程序,直接调用就行了!(matlab program about BPSK and FSK spectral correlation.)
program
- 本程序通过自相关方法处理含有噪声的信号中,信噪比可达-20dB(The noise in the signal is filtered by the method of word correlation)
自相关基频提取算法的MATLAB实现
- 这是一篇论文,将的是利用自相关函数及三电平削波方法实现周期语音信号基频提取算法及语句(In this paper, the method autocorrelation function and three-level clipping are used to extract the fundamental frequency of periodic speech signal)
随机信号谱分析
- 随机信号谱分析,给出了随机信号的自相关函数,互相关函数,频响函数,相干函数(Random signal spectrum analysis)
corr_signal
- corr_signal.m文件可以通过自相关运算,将文件名为test的语音文件的音阶读出。 work1.m是一个GUI函数,图形化界面检测test.wav的音阶。 可用作展示自相关简单应用的过程。(The corr_signal.m file can read the phonetic order of the voice file named test by autocorrelation operation. Work1.m is a GUI function, the graphic