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Example2_4_1
- 用MATLAB对一图象分别用单尺度和二维小波分解，观察各高低频部分，对图象进行重构和压缩。-MATLAB image of a single yardstick were used and two-dimensional wavelet decomposition, the high-low frequency observation, right image reconstruction and compression.
nstdhaardemo
- 二维非标准haar小波规格化分解后图像重构程序-non-standard 2D haar wavelet decomposition standardized procedures for image reconstruction
xb2
- 小波二维分解和重构，利用小波变换实现，使用工具MATLAB
可分离二维二进小波的快速分解与重构算法
- 可分离二维二进小波的快速分解与重构算法
EMD-Toolbox
- EMD的Toolbox及使用方法 经验模态分解（Empirical Mode Decomposition, 简称EMD）是由美国NASA的黄锷博士提出的一种信号分析方法.它依据数据自身的时间尺度特征来进行信号分解, 无须预先设定任何基函数。这一点与建立在先验性的谐波基函数和小波基函数上的傅里叶分解与小波分解方法具有本质性的差别。正是由于这样的特点, EMD 方法在理论上可以应用于任何类型的信号的分解, 因而在处理非平稳及非线性数据上, 具有非常明显的优势。所以, EMD方法一经提出就在不同的
lena
- lena图像的分解将规范化后的图像的数据格式由适合显示图像的uint8格式转换为适合数值处理的double格式，再调用二维小波分解函数进行图像分解，最后为了清晰地显示分解图像的塔式结构，在图像的相应区域绘制若干分界线。 -lena image after decomposition of the standardized image data format suitable for display by the image is converted to uint8 format suita
P100_wavelet2D
- 利用MATLAB语言实现二维信号多尺度离散小波分解-Using MATLAB language to achieve two-dimensional discrete wavelet multi-scale decomposition of signals
DWT_2D_matlab
- 用DWT实现二维小波变换：对图像进行二维小波分解，显示分解结果，最后重构源图像并显示结果 -Achieved using two-dimensional wavelet transform DWT: two-dimensional wavelet decomposition of the image, showing decomposition results, and finally reconstruct the source image and display the results
wavelet
- 二维图像加噪声，通过小波变换分解，压缩，实现图像重构-Two-dimensional image plus noise, through the Wavelet decomposition, compression, Image reconstruction
xiaobofenjieyuchonggou
- 图像的二维小波分解与重构，dwt2函数和idwt2函数的应用-Two-dimensional image wavelet decomposition and reconstruction, dwt2 function and function application idwt2
xiaobofengjie
- 随机序列生产一维信号 用DB3小波进行二尺度分解 示范了dwt函数的用法 计算重构信号和原始信号的误差-Random sequence to produce one-dimensional signals DB3 wavelet decomposition of two-scale demonstrates the usage of computing functions dwt reconstructed error signal and the original signal
twoDWT
- 二维离散小波分解和重构，实现图像压缩和重构-performs a 2-D wavelet decomposition and reconstruction
2DGaborWavelets
- 这是一个二维小波变换经典程序，用DWT实现图像的分解与重构-This is a two-dimensional wavelet transform of the classic procedure, using DWT realize image decomposition and reconstruction
SWT
- 实现图像的二维平稳小波变换，包含对源图像的分解与重构-2-D stationary wavelet transform, including the decomposition and reconstruction of the source image
GUI-test
- 一个二维图像小波分解的matlab GUI程序，可以在这个基础上添加代码丰富功能。-A 2D wavelet decomposition matlab GUI program.
ex7-4
- 非正交二次样条二维二进小波的快速分解和重构-Non-orthogonal quadratic spline rapid two-dimensional dyadic wavelet decomposition and reconstruction
paper4
- 基于小波变换和二维非负矩阵分解的人脸识别算法.pdf-Based on wavelet transform and two-dimensional non-negative matrix factorization algorithm for face recognition. Pdf
wavelet2D
- 本函数将完成对输入的二维信号进行多尺度离散小波分解-This function will complete the two-dimensional signal input multi-scale wavelet decomposition
eg5_6
- 二维离散小波单层和双层分解，并提取高低频系数，从而重构原始图像，并利用MATLAB提供的压缩函数进行图像压缩，对比前后压缩图像的效果-2d discrete wavelet decomposition of single and double, extract high frequency coefficients, reconstruct the original image, image compression
小波实验
- 哈尔小波转换 一维信号与二维图像的三级分解 信号去噪与重构 morlet小波连续小波变换(Haar wavelet Three level decomposition of one dimensional signal and two dimensional image Signal denoising and reconstruction morlet wavelet continuous wavelet transform)