搜索资源列表
UsingFFTforspectralanalysisofsignals
- 用FFT对信号作频谱分析.通过本次试验学会了用FFT对连续信号和时域离散信号进行谱分析的方法，并了解了可能出现的分析误差及其原因。-Using FFT for spectral analysis of signals
ap FFT Spectrum Est
- 计算正弦信号apFFT数字全相位信号谱，并把图形画出可视化-Calculated sinusoidal signal apFFT digital, full-phase signal spectrum, and to draw graphical visualization
glpj
- 这个是谱减法的MATLAB程序，经过验证能比较好的去除平稳噪声。其运用了简便的FFT减小了运算量-it is a program about delete noise.it based on MATLAB
pracsim-3
- 通信基本仿真3,适合初学者学习的代码,包括了调制,分析等等:使用IIR filter的经典模拟滤波器（巴特沃斯Butterworth,切比雪夫Chebyshev）,Bartlett周期图谱，加窗Bartlett周期图谱，基带波形仿真，IIR的贝塞尔滤波器Bessel Filter，二进制对称信道Binary Symmetric Channel仿真，比特序列，Remez滤波，BPSK复合基带信号仿真，载波生成器，椭圆滤波器Elliptical Filter，FFT,FSK调制及解调，高斯噪声Gau
RandomSignalAnalysis
- 哈尔滨工业大学5系随机信号分析课程实验程序源码。包括随机序列的生成，直方图，自相关和功率谱分析，fft算法C语言程序-Harbin Institute of Technology 5 Department of Random Signal Analysis Course experimental procedure source code. Including the random sequence generation, histogram, autocorrelation and power
DSPFFT
- 基于定点DSP的高性能FFT谱估计 基于定点DSP的高性能FFT谱估计-High-performance fixed-point DSP-based FFT spectrum estimation based on high-performance fixed-point DSP FFT spectral estimation
Psd_091024I
- Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）-Welch法功率谱密度 Psd自功率谱 是用改进的平均周期图法来求随机信号的自功率谱估计 采用信号重叠分段，加窗函数和fft算法等计算一个信号的自功率谱估计（PSD）
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
labviewDSP
- 包含多个labview实现信号检测的实例，具体包括基本信号生成，FFT谱分析等-labview signal processing
FFTHHT
- HHT变换中用于边际谱与FFT比较的一个源码。本人亲试，出的图形基本满足要求。你可以下来看看。-HHT marginal spectrum for the transformation of a source compared with the FFT. I pro-test, the graphics basically meet the requirements. You can look down.
Untitled1
- 基于FFT谱连续细化算法的高精度频率估计，这种算法可以精确到小数点后两位，这种算法与MUSIC法和ESPRIT法相比，计算量大大降低，而且精度非常高。-This procedure is based on the FFT spectrum continual refinement algorithm s high accuracy frequency， this algorithm may precisely to decimal point latter two, compared the M
FFt
- 对连续的单一频率离散序列 ，即k=8。 按采样频率 采样，截取长度N分别选N =20和N =16，观察其DFT结果的幅度谱。 -Discrete to continuous sequence of single frequency, ie k = 8. According to the sampling frequency sampling, truncation length N = 20 N, respectively, and selected N = 16, observed the
2-yuputu
- 程序给出了0~10发音的语谱图，其中采用分帧函数对信号进行分帧处理然后在用fft算法得到频谱信息，后用灰度图像表示-Program gives the pronunciation of words from 0 to 10 spectra, which employs the signal sub-frame function and then in the sub-frame processing spectral information obtained with the fft algor
fft
- 该算法是通过计算图像功率谱大小来评价图像的清晰度。清晰的图像功率谱大于模糊图像的功率谱。-The algorithm is derived by calculating the size of the image power spectrum to evaluate the clarity of the image. Clear image power spectrum is greater than the power spectrum of blurred image.
PeakFinder16
- LFM信号的分数傅里叶变换分析，包含LFM信号分数阶谱图产生及FrFt子程序，及峰值搜索。非常好-LFM signal s fractional Fourier transform, including the LFM signal generation and FrFt fractional spectrum of subroutines, and peak search. Very easy to use.
fft
- 使用MATLAB对特定信号进行频谱分析，画出幅度和相位谱的图像，并包含卷积运算和验证程序-Using MATLAB on a specific signal spectrum analysis, to draw the image amplitude and phase spectrum, and includes convolution and verification procedures
m5
- 全相位谱分析与传统FFT谱分析比较程序，全相位谱分析的泄漏明显减少-Spectral analysis of all phase FFT spectrum analysis and comparison with the traditional procedure, all phase significantly reduced the leakage of spectral analysis
fft
- "FFT功率谱”用于计算时间信号的平均功率谱。连接至“时间信号”输入端的数据类型决定使用此函数的某个多态实例。-" FFT power spectrum" is used to calculate the average power spectrum of time signal. Connected to the " timing signal" type of input data to a decision to use this function po
testfft
- opencv实现对图像fft变换和逆变换，画出傅里叶变换谱-opencv realized the image fft transform and inverse transform, Fourier transform spectrum plot
disizu
- 实现信号的频谱分析，倒谱分析，FFT分析，白噪声序列分析-For signal spectrum analysis, cepstrum analysis, FFT analysis, white noise sequence analysis