本目录存放的是图像小波变换的程序源代码，子目录说明：
\wvlt\lib\ 中存放的一些基本的小波基定义和相关库函数；
\wvlt\wrefine\ 中存放的是小波基细化的程序代码；
\wvlt\wxfrm\ 中存放的是一维小波变换的数学实现。
Catalog source code is stored in an image wavelet transform, described subdirectories: \ wvlt \ some basic definitions and related wavelet basis functions library lib \ stored in \ wvlt \ wrefine \ wavelet basis is stored in the refined program code \ wvlt \ wxfrm \ stored in mathematics is one-dimensional wavelet transform to achieve. (2017-04-05, Visual C++, 116KB, 下载2次)
在理解了离散小波变换的基本原理和算法的基础上，通过设计VC程序对简单的一维信 号在加上了高斯白噪声之后进行Daubechies小波、Morlet小波和Haar小波变换，从而得到小波分解系数；再通过改变分解得到的各层高频系数进行信号的小波重构达到消噪的目的。在这一程序实现的过程中能直观地理解信号小波分解重构的过程和在信号消噪中的重要作用，以及在对各层高频系数进行权重处理时系数的选取对信号消噪效果的影响。
In understanding the basis of discrete wavelet transform basic principles and algorithms, through the design VC program Daubechies wavelet, Morlet wavelet and Haar wavelet transform after a simple one-dimensional signal plus a Gaussian white noise, resulting wavelet coefficients wavelet reconstruction signal again by changing the layers to achieve high-frequency coefficients decomposed noise cancellation purposes. Can intuitively understand wavelet decomposition and reconstruction process and an important role in signal de-noising in the process of implementation of this program, and in the high-frequency coefficients when the weight of the layers selected for signal processing coefficients denoising affected. (2014-07-10, Visual C++, 156KB, 下载12次)
小波模极大源代码，可用来进行小波降噪或小波模态参数识别别，该代码为斯坦福大学源码。
Wavelet modulus maxima source code, can be used to carry out the wavelet denoising or wavelet modal parameter identification do, the code to the source code of Stanford University. (2012-09-08, Visual C++, 4KB, 下载23次)
通过设计Visual C程序源码对简单易懂的一维信号在加上了高斯白噪声之后进行Daubechies小波、Morlet小波与Haar小波变换，从而的到小波分解系数；再通过改变分解的到的各层高频系数数进行信号的小波重构达到消噪噪的目的。在这一程序源码实现的过程中能直观地理解信号小波分解重构的过程与在信号消噪中的重要作用，和在对各层高频系数进行权重处理时系数的选取对信号消噪效果的影响。 可直接
Design Visual C program source code on a simple one-dimensional signal with a Gaussian white noise Daubechies wavelet, Morlet wavelet and Haar wavelet transform, and thus to the wavelet coefficients and then change the decomposition to each storey wavelet reconstruction frequency coefficient of the number of signal to noise canceling noise. In the process of realization of this program source code can be intuitively understood the signal wavelet decomposition and reconstruction process and an important role in signal denoising, and the selection coefficient in the high frequency coefficients of the layers of the weight of processing noise cancellation signal impact. Can be directly (2012-07-27, Visual C++, 157KB, 下载24次)
巴特沃斯带通数字IIR滤波器对加了高斯随机噪声和正弦噪声的语音信号进行滤波，并绘制了两滤波器滤波后的语音信号时域图和频谱图。
Butterworth band-pass digital IIR filter added Gaussian random noise and sinusoidal noise of the speech signal is filtered, and draw a diagram of two filter the filtered speech signal time-domain and frequency spectrum. (2012-05-16, Visual C++, 1KB, 下载32次)
内容：第4章 图像增强（对比度增强、灰度变换法、直方图修整法、图像平滑、图像锐化、伪彩色和假彩色增强）；第5章 图像复原（逆滤波复原、维纳滤波方法）；第6章 图像处理中的正交变换（傅立叶变换、离散余弦变换（DCT）、沃尔什变换、基于特征向量的变换、霍特林（Hotelling）变换、SVD变换、小波变换、Mallat算法）；第7章 图像压缩编码（霍夫曼（Huffman）编码、算术编码、游程编码（Run Length Coding）、位平面编码、预测编码、DPCM、
Content: Chapter 4 image enhancement (contrast enhancement, gray-scale transformation method, histogram trimming method, image smoothing, image sharpening, pseudo-color and false color enhancement) Chapter 5 Image Restoration (inverse filter restoration, Wiener filter method ) Chapter 6 Image Processing orthogonal transformation (Fourier transform, discrete cosine transform (DCT), Walsh transform, eigenvector-based transformation, Hotelling (Hotelling) transform, SVD transform, wavelet transform, Mallat algorithm) Chapter 7 Image Coding (Hoffman (Huffman) coding, arithmetic coding, RLE (Run Length Coding), bit-plane coding, predictive coding, DPCM, (2009-08-06, Visual C++, 1KB, 下载22次)
子目录说明：
\wvlt\lib\ 中存放的一些基本的小波基定义和相关库函数；
\wvlt\wrefine\ 中存放的是小波基细化的程序代码；
\wvlt\wxfrm\ 中存放的是一维小波变换的数学实现。
Subdirectory note: wvltlib stored in some of the basic definition of wavelet and related library function wvltwrefine is stored in wavelet refinement procedure code wvltwxfrm stored in one-dimensional wavelet transform is a mathematical realization. (2008-12-18, Visual C++, 116KB, 下载6次)