搜索资源列表
tfrwv
- 一个用matlab作时频分析的代码，大家可以看看他的分析方式-using Matlab for a time-frequency analysis of the code, we can look at his methods of analysis
tfdemo1
- 使用matlab时频分析中的一个demo文件 大家可以和传统的wavlet比较下-use Matlab time-frequency analysis of a demo we can document and traditional wavlet compared
tfdemo3
- 在用matlab的时频分析中，不是所有信号的wvd都是可以，一些特殊的信号要用特殊的窗口来得到较好的效果-using Matlab in the time-frequency analysis, not all signals can be wvd, some special signal use special window to get good results
matlab中的视频分析工具箱
- 提供matlab中的视频分析工具，更方便地进行时频分析。
Gabor.rar
- 一篇关于基于Gabor谱方法的跳频信号时频分析.pdf的学术论文，很有用哦,An article on methods based on Gabor spectrum frequency-hopping signal time-frequency analysis. Pdf in academic theses, useful Oh
time-frequency
- 基于快速折叠算法和时频分析的LPI跳频信号截获.pdf-Based on fast folding algorithm and time-frequency analysis of LPI signal intercepted frequency-hopping. Pdf
tfa
- 自适应时频频分析方法，具有界面操作，参数选择等功能，可以自由调入信号获得相应的自适应视频分析方法结果。-Adaptive time frequency analysis method,It can be used to give TFR of signal.
short_time_Fourier_transform_of_windowed
- STFT 实现短时加窗 傅里叶 变换 分析 可用于跳频时频分析-STFT to achieve short time Fourier transform of windowed time-frequency analysis can be used for frequency hopping
wavelet_morlet
- 对一维信号进行连续小波变换，从时频角度分析和处理信号！-One-dimensional continuous wavelet transform signals from time-frequency analysis and signal processing point of view!
WT02
- 小波讲义，对于理解小波变换及时频分析很有帮助！-teaching materials for wavelet
ft
- 信号的时频分布 ，信号的短时傅里叶变换。很有用 学习小波分析的时候会用到哦-The time-frequency distribution, the short time Fourier transform signal
amplitude_spectra
- 计算地震数据的频谱分布图，用于地震数据处理中的频率滤波和时频分析(calculate the spectral distribution of seismic data, and it can be used for frequency filtering and time-frequency analysis in seismic data processing)
STFT
- 利用STFT函数（有源码）对多频信号进行分析。并给出了一个实例。(The STFT function (source code included) is used to analyze the multi frequency signal. An example is given.)
连续小波分析
- 信号时频分析工具连续小波分析例程，亲测可用，粘贴运行即可
时频信号分析
- 实现绘制信号的功率谱，两重自相关，滤波后时域，滤波器，频谱图，信号时域图以及自相关函数图等功能(The functions of drawing signal power spectrum, double correlation, filtering time domain, filter, spectrum, signal time domain and autocorrelation function diagram are realized.)
flostft
- 构造一个跳频信号使之产生稳定的时频波形，并用汉宁窗去 进行时频分析(To construct a frequency hopping signal that is generated when the frequency waveform is stable, and with a Hanning window to time-frequency analysis)
代码
- 利用广义S变换求取地震信号时频谱，参数可调，代码清晰，用途广泛(The generalized S transform is used to get the time spectrum of signals, and the parameters can be adjusted.)
MATLAB
- 《matlab信号处理》一书的配套源码，matlab信号处理例程，包括fft，stft，wv，小波，时频分析，等("MATLAB signal processing" book supporting source code, MATLAB signal processing routines, including FFT, STFT, WV, wavelet, time-frequency analysis, etc.)
St_filter
- S变换时频域滤波是一种二维的时间域—频率域的分析方法，此程序通过对信号进行时频域转换，通过分析干扰信号的时间与频率的分布范围，设计相应的滤波器进行滤波可以有效的去除干扰，又因为S变换的是无损的可逆的因此对信号没有损伤。(S transform time domain filtering is a two-dimensional time domain - frequency domain analysis method. By analyzing the time and frequency d
运用matlab画出瑞利波的频散曲线
- 在前人工作的基础上对三层层状介质的瑞利波频散曲线进行了正演模拟研究，对假定的几组典型模型参数的频散曲线进行了认真分析。通过分析可知，各频散曲线之间是互不相交的，从而对此问题有了一个更清晰的认识。指出当低速软弱夹层存在时频散曲线的特点，并根据分析结果，说明”之“字形频散曲线的形成机理。(On the basis of previous work, the Rayleigh wave dispersion curves of three layered media are studied by fo