搜索资源列表
基于小波变换模极大值的电能质量扰动检测与定位
- 基于小波变换模极大值的电能质量扰动检测与定位.rar-based on wavelet transform modulus maxima of the power quality disturbance detection and location. Rar
模极大值
- 求模极大值的程序MATLIB源码,可以用此方法来判断时间序列的奇异点,并根据它来恢复信号.-modulus maxima for the procedure MATLIB source, you can use this method to determine the time sequence of singular point, and according to restore its signal.
基于小波模极大值的图像边缘检测源码
- 本源码来源于硕士生毕业设计的一部分,将小波模极大值引入图像边缘检测,比原有的小波图像边缘检测的速度和性能都有一定的提高,该程序对代码也进行了优化,经过测试,下载后在matlab环境下可直接使用。
小波变换在活塞环图像边缘检测中的应用研究
- 摘 要 小波变换是时间频率的局部化分析,它可以通过伸缩平移运算对信号逐步进行多尺度细化。本文正是基于小波变换在图像处理领域中表现出的多尺度分析,提出了用小波变换检测活塞环图像边缘的方法,这种方法通过对二维小波变换图像局部极大值的检测得到图像的边缘信息。通过实验证明了这种方法的有效性。-Abstract wavelet transform is the local time frequency analysis, it can shift
基于小波变换模极大值的电能质量扰动检测与定位
- 基于小波变换模极大值的电能质量扰动检测与定位.rar-based on wavelet transform modulus maxima of the power quality disturbance detection and location. Rar
模极大值
- 求模极大值的程序MATLIB源码,可以用此方法来判断时间序列的奇异点,并根据它来恢复信号.-modulus maxima for the procedure MATLIB source, you can use this method to determine the time sequence of singular point, and according to restore its signal.
ecgsignalprocessingbywavelet
- 这是用小波变换模极大值重建信号的源程序,数据是一心电信号,在matlab6。5下实现,来源于胡广书的《现代信号处理教程》附属光盘,现提供给大家供大家学习参考,滤波部分可以根据个人情况进行修改。程序包含四个部份,其中wave_peak实现信号的分解并求出模极大值-This is the wavelet transform modulus maxima reconstruction of the source signal, data si
GAF1
- 利用遗传算法,对一个函数求取极值的一种方法,考虑到普通遗传算法中初始种群,对极值影响较大,程序的采用了多个初试种群同时学习,相互比较以求取极大值。-use of genetic algorithm, a function of a strike extreme methods, taking into account the general genetic algorithm initial population, Extreme ri
processsignal
- 小波变换的关键在于将原始信号分解到哪一层,在哪一层中找到模极大值点-wavelet transform is the key to where the original signal decomposition level, in which one found modulus maximum points
norm_max
- Matlab 二进小波变换程序,求取模极大值程序-Matlab wavelet transform into two procedures, to strike maxima procedures
202
- 1、求冲激函数、阶跃函数及三角函数的小波变换 2、模极大值曲线 3、求它们的李氏指数-one, seeking impulse function, step function and trigonometry two wavelet transform, modulus maxima curve 3, Lee seeking their index
exa130202
- 这是用小波变换的模极大值判断阶跃函数和三角函数的奇异性的程序-This is the wavelet transform modulus maxima judgment step function and trigonometry the singularity procedures
dbdjc
- 一个利用小波变换模极大值方法进行信号检测的程序-a wavelet transform modulus maxima method of signal detection procedures
bytq
- 这是一个关于小波模极大值用于边缘提取的matlab程序-This is one of the wavelet transform modulus maxima for the Matlab edge extraction procedures
LastWave_2_0_4.tar
- linux下写的关于小波的很多函数,能够进行小波变化、小波脊、小波模极大值等等。-under linux wrote on the many wavelet function, wavelet can change, wavelet ridge, wavelet modulus maxima, and so on.
WVD_STFT
- matlab求小波变换模极大值的代码,是从别人那找来的-Matlab for wavelet transform modulus maxima code, it is found from the others
模极大值
- 用于实现小波变换模极大值去噪,信号为正弦信号添加高斯白噪声(It is used to denoise the modulus maximum of wavelet transform, and the signal is sinusoidal signal, adding Gauss white noise.)
模极大值边缘检测-高斯噪声
- 用小波的模极大值法有效检测噪声图像的边缘(Detecting the edge of noisy image by modulus maximum method of wavelet transform)
Lipschitz指数和模极大值
- 本程序主要用于求解信号小波变换后,信号奇异点处的李氏指数和模极大值,对信号的断点进行定量的描述,可用于信号故障诊断。(This program is mainly used to solve the Lie index and the modulus maxima at the signal singular point after signal wavelet transform, and quantitatively describ
小波分析模极大值法
- 对信号波形进行小波变换并分解,提取模极大值,最后进行信号重构。(Wavelet transform and decompose the signal waveform, extract the maximum value of the modulus, and finally reconstruct the signal.)