搜索资源列表
tfrppage
- page变换例程，可以对信号进行柯恩类时频分布中的page变换-page conversion routines, you can type on the signal time-frequency distribution of Cohen
hosa_d
- 对于一个随机的非高斯信号或者一个确定信号有很多的信息（远不止功率谱...）。本工具用来分析高阶谱和时频分布。-For a random signal or a set of non-Gaussian signals have a lot of information (far more than the power spectrum ...)。 This tool is used to analyze higher-order spectra and time-frequency distrib
hht.new
- 能够把输入信号分解为多个IMF分量，并进行Hilbert变换，求得信号的时频分布谱图。-Be able to input signal is decomposed into several IMF components and carry out Hilbert transform, time-frequency distribution obtained spectrum.
TimeFrequencydistribution
- 经典时频分布算法。基于MP算法对信号进行时频分布。-Classical time-frequency distribution method. MP algorithm based on time-frequency distribution of the signal.
SinFM-TFDs
- 这个文件包含了正弦调频信号的多种时频分布算法的仿真，通过不同时频算法分布图，得到不同时频分布分析正弦调频信号的性能-This file contains a variety of sinusoidal FM signal simulation algorithm for time-frequency distribution, through the time-frequency algorithm for distribution maps, are not at the same time-
HASO
- 在高阶谱分析工具箱是一个M文件集合实施了多种先进的信号处理算法的频谱估计，polyspectral估计，时频分布计算，并包含许多实际应用如时延估计，谐波恢复，参数估计的Volterra（非线性）模型，以及自适应线性预测。其他潜在的应用包括音响，生物医学，经济学，地震勘探，无损检测，海洋学，等离子体物理，雷达，声纳，语音等-The Higher-Order Spectral Analysis Toolbox is a collection of M-files that implement
radar
- 瑞利分布的气象雷达回波，时频分析，功率谱密度，频谱分布。-Rayleigh distribution of meteorological radar echo time-frequency analysis, power spectral density, spectral distribution.
aok4win
- 自适应最优核函数计算时频分布的程序，用C++编写，可方便的实现aok时频分布的计算-Adaptive optimal kernel time-frequency distribution calculation program, written using C++, can facilitate the realization of the calculation of time-frequency distribution aok
WignerVille
- 基于MATLAB的时频分析方法之一，Wigner Ville Distribution-Wigner Ville Distribution
rgk
- 时频分析工具——径向高斯核时频分布。为了在时频分布平面内不出现交叉项，则在模糊函数域内应有效去除互分量而仅保留自分量。设计一个与信号相匹配的核函数可以达到上述目的。基于信号的径向高斯核时频分布是一种比较理想的时频分布-Optimal radially Gaussian kernel time-frequency representation
Time-frequency-distribution
- 时频分布在故障诊断中的应用，机械故障信号等-Time-frequency distribution in the fault diagnosis, mechanical fault signals
modified-stfd_esprit
- 提 出了基于修正空间 时频分布( S TF D) 矩阵 的 ES P RI T算法 以实现 对宽 带线性调 频信号 的到达 角估计-Th e a l g or i t h m f o r di r e c t i o n- o f- a r r i va l o f t he wi d e ba n d c hi r p s i gna l s ba s e d 0 1 3 ．ESPRI T u s i n g t he mo di f i
Wigervillerdecompostion_STFT
- 使用Wigervillerdecompostion方法和短时傅里叶变换分解信号，得到信号的时频分布。-Use Wigervillerdecompostion decomposition method and short time Fourier transform signal to obtain time-frequency distribution.
calculate_LCTD4
- L类四阶复延迟时频分布程序，可用来做仿真信号的时频分布-L class of fourth order delay time-frequency distribution of complex procedures, can be used for simulation of time-frequency distribution
twoD_CA_CFAR
- 韦布尔分布，对数正态分布和高斯分布条件下的时频二维恒虚警处理-under the condition of Weibull, Log-normal and Gauss, Time-Frequency CFAR
adaptive-time-frequency-analysis
- 自适应时频分布代码，包含MATLAB源码和可执行文件-adaptive time frequency analysis
Linear-TimeFrequency-Toolbox
- 线性时频分布的工具箱。包含文档说明和代码-Linear TimeFrequency Toolbox
small-target-detection-
- 介绍了经典的时频分布和检测理论的同时，作者利用时频分布的方法，将一 维时间信号转化到二维的时频空间中，通过提取图像的特征来判决信号和杂波， 采用的数据是使用McMaster IPIX雷达，在加拿大东海岸附近测得的。实测数据 研究表明此方法可以得到很好的检测结果。 -In this paper,we first review the time-frequency analysis and time -frequency-based detection methods.
002
- 时频分布处理（重排、图像的信息处理以及Winger-Hough变换）-Time-Frequency Distribution Processing (rearrangements, the image information processing and the Hough transform Winger)
005
- 线性和二次型时频表示（傅里叶变换和Cohen类、Affine类时频分布）-Linear and quadratic time-frequency representation (Fourier transform, and Cohen, the Affine class of time-frequency distribution)