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Matlab中使用B样条函数来构成正交小波
- Matlab中使用B样条函数来构成正交小波,可以直接运行
tuous
- 我编写的利用trous(多孔算法)实现小波变换,利用‘db4’小波函数分解两层,其中卷积运算采用频域的fft算法,给出了仿真信号的处理结果。-prepared by the use of trous (porous algorithm) to achieve wavelet transform, use 'db4' wavelet decomposition layers, which used convolution
xiaoboAndshenjingwangluo
- 该程序是用小波函数构建神经网络的源程序。用以分析心电信号、脑电信号等等。-that the procedure was used wavelet build neural networks of the source. For the analysis of ECG, EEG, etc..
daubcomp
- 应用小波进行压缩和滤波的matlab程序.程序选用Daubechies的仅4个系数的小波函数,也可选用其他小波函数,详见说明。-wavelet compression and filtering of Matlab procedures. Procedures for the selection of Daubechies only four coefficients of wavelet function can also choos
shenjingwangluo
- 该程序是用小波函数构建神经网络的源程序。用以分析心电信号、脑电信号等等。-that the procedure was constructed using wavelet neural network function of the source. For the analysis of ECG, EEG, and so on.
Ch9
- 小波分析理论与matlab7实现的例程,第9章小波通用函数和小波函数的源码-Wavelet analysis theory and realize matlab7 the routines, Chapter 9 of wavelet function and wavelet function common source
xiaoboyasuo
- 本文是用matlab提供的小波函数做图像压缩,其中包括图像的去噪
bfunction
- 在matlab环境下,实现用B样条函数构造小波函数的源程序,经仿真,正确-In the matlab environment, using B-spline function of the source wavelet function constructed by the simulation, the correct
Wavelet_compress_MATLAB
- 使用小波函数对图像进行压缩的MATLAB程序-The use of wavelet function for image compression MATLAB program
waveletnn
- 一种基于BP算法学习的小波神经网络,网络隐层采用框架小波函数、输出层采用Sigmoid 激励函数, 并选用“熵误差函数”以加速网络的学习速度。-BP learning algorithm based on wavelet neural network, the network hidden layer using the fr a mework of wavelet function, the output layer using Si
matlab
- 该程序功能主要是运用matlab的小波函数完成图像的读入和显示,并实现加入噪声,最后运用小波函数滤除-The main function of the program is to use matlab image of the wavelet function of the read and display, and the realization of adding noise, and finally the use of wave
BWavlet
- 利用B 样条函数构造正交小波函数 1.利用3阶和四阶B 样条函数构造正交小波的方法; 2.用matlab实现构造正交小波的数值实现。 -The use of B-spline function constructed orthogonal wavelet function 1. The use of 3-order and fourth-order B-spline function constructed orthogon
wave
- 利用小波变换对语音信号进行压缩,小波函数db5,分解级数5-Using Wavelet Transform of the voice signal compression, wavelet function db5, decomposition series 5
matlab
- 采用墨西哥帽子小波函数,构造一维连续小波变换的程序-The use of Mexican hat wavelet function, construction of one-dimensional continuous wavelet transform procedure
wavelet
- 小波变换,D4尺度函数和小波函数计算及绘制-Wavelet transform, D4 scaling function and wavelet function calculation and mapping
audiocompression
- 此程序主要是通过使用小波达到音频压缩的目的,可以比较不同的小波函数和压缩次数音频文件的差异-This process is mainly achieved through the use of wavelet purpose audio compression, you can compare different compression of the wavelet function and the difference in the
MATLAB-小波神经网络
- 小波网络用于函数逼近,很实用的小程序。111111(wavelet network Neurofuzzy design and model construction of nonlinear dynamical processes from data)
小波函数
- 简要介绍小波函数说明,及matlab应用。(The wavelet function descr iption and matlab application are briefly introduced.)
matlab小波变换程序
- 小波变换(wavelet transform,WT)是一种新的变换分析方法,它继承和发展了短时傅立叶变换局部化的思想,同时又克服了窗口大小不随频率变化等缺点,能够提供一个随频率改变的"时间-频率"窗口,是进行信号时频分析和处理的理想工具。它的主要特点是通过变换能够充分突出问题某些方面的特征,能对时间(空间)频率的局部化分析,通过伸缩平移运算对信号(函数)逐步进行多尺度细化,最终达到高频处时间细分,低频处频率细分,能自
根据b样条函数构造小波函数
- 通过B样条函数构造小波函数,由原信号获得对应的尺度函数,最后得到小波函数(The wavelet function is constructed by the B spline function, and the corresponding scale function is obtained from the original signal. Finally, the wavelet function is obtained.)