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- 针对传统的空间域纹理图像修复算法计算量大、修复时间长的缺点, 本文提出了一种纹理图像的快速修复算法。该算 法的基本思想是在小波域中利用小波系数的能量来确定待修复块的填充顺序, 并结合纹理合成的方法填充待修复区。实验结 果表明, 该算法不仅可以大大提高纹理图像的修复速度, 而且在峰值信噪比和主观视觉效果上都优于传统的图像修复算-Trad itional spatia-l doma in inpainting algorithm s for tex ture image need comp
xiaobosishu
- 提供了一篇有关小波系数的文章，讲述了有关小波变换及其系数提取的问题，希望对各位有点用。-Wavelet coefficients provide a relevant article tells about the coefficients of the wavelet transform and extract the problem, you want to use a bit.
20140430-wavelet-
- 毕业写的指纹识别代码，本代码设计了图像滤波处理、图像增强、图像锐化等算法及VC++编程实现。从基于小波变换的图像滤波处理试验结果可以看到，低（高）通滤波去除高（低）频带的小波系数，保留低（高）频带的小波系数，结果保持了图像信息，达到了较好的滤波效果-Graduation write fingerprint identification code, the code is designed image filtering, image enhancement, image sharpening a
main
- 小波相关降噪，并计算降噪后各小波系数的能量值，以此可以作为故障特征信息-Wavelet-related noise and energy values calculated for each noise after wavelet coefficients, this information can be characterized as a failure
chenyusiyuan
- 实现图像小波分解，并将各层小波系数（近似部分、水平细节部分、垂直细节部分、对角细节部分）转化为矩阵输出。-Implement image wavelet decomposition ,convert wavelet coefficients(approximation coefficients,horizontal detail coefficients,vertical detail coefficients,diagonal detail coefficients)into matrix.
bayesian-threshold-3
- 应用贝叶斯方法对小波系数进行统计，进而进行阈值处理。-Bayesian method is applied to statistics of wavelet coefficients, and then threshold processing.
chengxu
- pca-提取主成分，降维，压缩图像数据量，简化下一步的处理； 小波检测—该程序通过小波系数的提取、重构检测出图像的边缘； 其它的均为图像分割的代码，包含形态学分水岭的一些算法，与Ostu等算法。-pca-extraction of principal components, reduce dimensions, compress image data, to simplify further processing Wavelet detection- the program b
see_wavelet_filt_cof
- 小波变换后小波系数的操作程序，对不熟悉小波系数操作的朋友可以有所帮助-Operation procedures of the wavelet coefficient after wavelet transform, the wavelet coefficients are not familiar with operation of a friend can help
wavelete_ApEn
- 计算小波熵程序，先计算出小波分解后的小波系数，对其求熵得出结果。-Wavelet entropy calculation program, first calculate the wavelet coefficients of the wavelet decomposition, the results of its request entropy.
whmt1_0
- 隐马尔科夫树模型，这是一个自包含的程序包，包括2维离散小波变换和逆小波变换 例程。在每个子带中每个刻度的所有小波系数都绑在一起，避免了模型的过度拟合。-This is a self-contained package including the 2-D DWT and inverse DWT routines. All wavelet coefficients at each scale within each subband are tied together to avoid ov
mywavelete_new
- 读取两个文件夹中对应的图像，将两幅图像进行小波分解，修改小波系数将两幅图像的小波系数进行融合，融合后进行反变换，得到小波分解融合后的图像。-Read the two folders corresponding image, two images using wavelet decomposition, wavelet coefficients modified wavelet coefficients of the two images are fused fusion inverse tran
xiaobo
- 单层小波变换对二维图像进行分解,[cA1,cH1,cV1,cD1]=dwt2(X, db1 ):计算图像X指定小波基的单层二维离散小波变换分解，其中cA为近似小波系数矩阵，参量cH,cV和cD分别为小波分解的水平细节系数、垂直细节系数和对角细节系数。-Single layer wavelet transform to the two-dimensional image decomposition, [cA1, cH1, cV1, cD1]=dwt2 (X, db1 ): X single ima
xbmjdaz
- matlab中小波变换的模极大值重建信号源程序。通过检测小波系数的模极大值，进而实现重建信号源。-matlab wavelet transform modulus maxima reconstruction signal source. By mold detection wavelet coefficients maxima, thus achieving the reconstructed signal source.
xiaobobianhuan
- 一维小波变换，基于Mallat算法编写，用Daubechies正交小波基作为卷积核对输入信号作卷积，对结果进行重排可得一维小波变换后的尺度系数和小波系数。-one dimensional wavelet transform based on Mallat algorithm is written, with Daubechies orthogonal wavelet base as a convolution convolution check input signal, the results
EZW
- 在基于小波变换的图象压缩方案中,嵌入式零树小波 EZW,编码很好地利用小波系数的特性使得输出的码流具有嵌入特性。-Embedded Zero tree Wavelets
cca
- 去除小波系数相关性，可用来去除信号的干扰-Remove the wavelet coefficient of correlation, can be used to get rid of the interference signal
waveltsparse1
- 图像的稀疏表示，用小波系数经过的构造的矩阵稀疏化后，用少数的系数表示图像。-Image sparse representation, constructed after the matrix of wavelet coefficients after thinning, with a small number of coefficients represent the image.
QRS-wave-group-detect
- 用连续小波对信号进行多尺度变换，选择合适的小波系数，采用模极大值检测RQS波群。-Using continuous wavelet multi-scale transform of signal, the appropriate wavelet coefficients, using modulus maxima detection RQS wave group.
xiaobobianhan
- 本代码主要实现了对二维图像进行小波变换，包括水平、垂直、以及对角小波系数的显示，以及排序，取对数并显示出来。-This code mainly realize the wavelet transform two-dimensional image, including horizontal, vertical and diagonal wavelet coefficients display, and sorting, logarithmic and displayed.
vbwavelet
- VB 小波分析 用来对信号去噪，能够求出尺度系数与小波系数-VB wavelet to denoise the signal