搜索资源列表
mallattest
- 使用matlab来实现信号的小波去噪，并分析信号的频谱，excel数据可以使用随机数据。-Using matlab to realize the signal wavelet denoising, and analyzing the frequency spectrum of the signal, excel data can use random data.
Untitled11
- 基于matlab的音频信号采集及噪声信号的滤除，前后信号的频谱对比分析-Based on spectral contrast matlab filtered audio signal acquisition and noise signal, the signal analysis before and after
Sigma_delta
- Sigma_delta调制器的matlab模型和完整代码，可通过仿真观察输入输出信号波形以及输出的频谱，最后还说明了如何计算信噪比-Sigma_delta modulator of matlab models and complete code, can observe the simulation input/output signal waveform and the output spectrum, finally also illustrates how to calculate the
denoising-music-signal
- 利用BLACKMANHARRIS窗口设计一个频率采样型FIR滤波器，对一段含噪音的音乐信号进行滤波去噪处理并根据滤波前后的波形和频谱分析滤波性能。-design a frequency-sampling FIR filter utilizing BLACKMANHARRIS window to filter and de-noise some of the music signal,and analysis filtering performance based on waveform and
test4
- 实现数字信号的QPSK调制，并绘制频谱图-QPSK modulation of digital signal, and map spectrum
111
- 直流信号和阶跃信号的傅里叶分析和频谱图.-Fourier analysis and spectrogram DC signal and step signal.
Untitledcyc
- 循环码下RS码的编码译码，频谱图的生成，可看到信道编码效果。-Under the cyclic code coding decoding of RS code spectrum generated, can see the effect of channel coding.
fft-spetrum-estimation
- 使用快速傅里叶变换fft实现带有高斯白噪声的频谱估计-Using fast Fourier transform fft achieve spectrum estimation with Gaussian white noise
ji2fft
- 使用基2FFT对添白噪声的电力信号进行频谱变换分析-Use base 2FFT add white noise on the power signal spectrum transform analysis
chengxu2
- matlab程序 第一个是计算方波信号的DFT 第二个是不同时窗正弦信号的频谱分析 第三个是加窗后的频谱特性分析 第四个是4096点FFT的频谱 第五个是CZT变换 专注MATALB，各位大神给力奉献-The calculation of the square wave signal DFT
zhuanzizhendongxinhao
- 该程序主要对转子振动信号进行频谱分析、EMD分析和功率谱分析的！-The program mainly for rotor vibration signal spectrum analysis, EMD analysis and power spectral analysis!
cepstrum
- 自编的倒频谱代码。倒频谱（信号）是信号频谱取对数的傅立叶变换后的新频谱（信号），有时候会称频谱的倒频谱-A cepstrum is the result of taking the Inverse Fourier transform (IFT) of the logarithm of the estimated spectrum of a signal
oqpsk
- 使用m语言对OQPSK调制方式进行仿真模拟，可以得到OQPSK调制前后以及加噪前后基带信号对比、频谱对比、星座图和误码率-您是不是要找： 使用c语言对QPSK调制方式进行仿真模拟,可以得到OQPSK调制前后以及加噪前后基带信号对比、频谱对比、星座图和误码率 Use m language OQPSK modulation system simulation, you can get around the OQPSK modulation, and baseband signal plus no
Truncation-effect
- 截断效应源代码，演示对直流信号进行截断后，信号频谱的变化-Truncation effect source code that demonstrates the DC signal is cut off, the signal spectrum changes
Sampling-theorem
- 采样定理源代码，演示采样定理，时域采样，频谱周期延拓-Sampling theorem source code, demo sampling theorem, time domain samples, the spectrum periodic extension
zacaosuanfa
- 为解决数值优化问题而提出的,其执行过程是模拟杂草算法的繁殖过程。作为一种全新的数值优化算法,IWO算法具有成熟收敛性、较好的鲁棒性、适应性、易于理解和编程实现的特点 如：认知无线电频谱协作感知-In order to solve problems and numerical optimization, the algorithm implementation is to simulate weeds reproductive process. As a new numerical optim
amdsblssb
- matlab 仿真AM DSB LSSB频谱搬移-matlab simulation spectrum shifting AM DSB LSSB
STFT
- 对信号进行希尔伯特变换、小波降噪、频谱分析和短时傅里叶变换-To Hilbert envelope of the signal, the wavelet noise reduction and frequency spectrum analysis and short time Fourier transform
danzhenyuan_1
- 单阵元估计目标速度或者加速度，调用杂波协方差矩阵，傅里叶变换得出频谱函数-Single picket estimated target velocity or acceleration, call the clutter covariance matrix, Fourier transform spectrum function draw
m_files
- MFCC，Mel频率倒谱系数的缩写。Mel频率是基于人耳听觉特性提出来的，它与Hz频率成非线性对应关系。Mel频率倒谱系数(MFCC)则是利用它们之间的这种关系，计算得到的Hz频谱特征，MFCC已经广泛地应用在语音识别领域。-MFCC, Mel Frequency Cepstral Coefficients abbreviations. Mel frequency is proposed based on the human auditory characteristics. It comes