搜索资源列表
sft_wt.rar
- 给定函数，变换到频域内，比较短时傅里叶变换大、小视窗和小波变换的区别，生成时频分析图,A given function, transform the frequency domain, more short-time Fourier transform, and a small window and the difference between wavelet transform to generate time-frequency analysis
matlab
- 基于matlab的时频率分析工具箱，包括了小波变换，WVD，SPWVD等等好多的时频分析方法-Matlab-based time-frequency analysis toolbox, including a wavelet transform, WVD, SPWVD so many time-frequency analysis method
DSP2
- 介绍时频分析技术在天波超视距雷达目标检测中的应用-about time-frequency technique
xiaobo
- 用小波分析方法做时频图，这是一个例子，做信号分析的时候比较有用-Method using wavelet analysis of time-frequency map, which is an example of signal analysis to do more useful when
AdaptiveTimeFrequency
- 自适应时频分析的很好的论文，对于研究时频分析有很大的帮助-An Adaptive Time–Frequency Representation and its Fast Implementation
sp
- 时频分析与简介，并介绍了小波变换，让我们对时频分析有个大致的了解。-Time-frequency analysis and profiles, and introduced the wavelet transform, so we have a time-frequency analysis of the understanding in general.
5
- 借助小波变换在时频分析上的优点，提取地面运动目标的回波信号特征在目标识别中加以运用-With wavelet transform in time-frequency analysis of the advantages of extracting ground moving target echo signal characteristics to be used in target recognition
realizationofavarietyofwavelettransform
- 小波变换及其应用--时频分析 详细介绍了小变换的实现及其应用。 介绍了各种小波的实现，可供深入学习者参考。-Wavelet Transform and its applications- time-frequency analysis described in detail the realization of transformations and their applications. Introduced a variety of wavelet implementation, f
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
WT04
- 小波讲义，对于理解小波变换及时频分析很有帮助！-useful for wavelet study
时频分析工具箱
- 小波变换在时频分析方面的原程序，接续上一个，把剩下的部分程序传完。-wavelet transform in time-frequency analysis of the original program, on a successor, the remaining part of the program - End.
matlab小波分解时频分析
- 传统的傅立叶变化只能分析时域、频域图，而小波变化能进行时频分析，对信号进行更好的处理。(The traditional Fourier transform can only analyze the time domain and frequency domain diagram, while the wavelet transform can carry on the time-frequency analysis and better deal with the signal.)
tftb-0.1.tar
- matlab 时频分析工具包 包含短时傅里叶变化，小波分析等(matlab joint time-frequency analysis tool)
HHT时频图的问题
- HHT时频图画法，在信号处理方面很受用。(HHT time frequency drawing is very useful in signal processing.)
wt
- 小波变换是一种时频分析工具，可以用于图像去噪和压缩算法中。(Wavelet transform is a time-frequency analysis tool, which can be used in image denoising and compression algorithms.)
时频工具箱
- 用于Matlab时频分析，导入路径可以使用。
小波时频
- 使用连续小波计算时频图，得到频率均匀分布的时频图(Using Continuous Wavelet to Calculate Time - Frequency Graph)
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
add_noise_pinyutu
- 进行纯净信号和加噪信号的时频域显示，及其包络图显示，并计算加噪信号的信噪比、互相关系数、峭度值，对信号进行离散余弦变换。(The time-frequency domain display of pure signal and noise-added signal and its envelope diagram display are carried out, and the signal-to-noise ratio, correlation coefficient and kurtosis
Untitled_jian
- 对信号数字文件进行时频图绘制并进行非线性分析(The time, frequency-domain graph of signal digital file is drawn and non - linear analysis is performed)