搜索资源列表
ahvd
- 这个对图像用二维离散小波分解及重构出其低频分量,高频中的水平,垂直和对分量。-The two-dimensional discrete wavelet image decomposition and reconstruction out of its low-frequency components, high-frequency in the horizontal, vertical and right components.
BasedonHVSdigitalimagewatermarkinginwaveletdomain.
- 基于人类视觉系统HVS的小波域数字图像水印 包含:嵌入、提取、分解、重构等-Based on human visual system HVS digital image watermarking in wavelet domain include: embedding, extraction, decomposition, reconstruction, etc.
wavelet_based_compression_sub-band_coding
- 一个简单的基于小波图像压缩算法和重构算法,可以分解到不同的层-A simple algorithm based on wavelet image compression and reconstruction algorithms can be broken down into different layers
image_compress
- 该程序实例首先对二维图像进行提升小波分解,然后构造传统小波分解结构[c,s],接着使用函数ddencmp()获取信号压缩阈值,再采用函数wdencmp()实现图像压缩-First,the program decomposes the image use lifting wavelet , and then construct the traditional wavelet decomposition structure [c, s], then use the function ddencmp
jchshibie
- 支持向量机(SVM)是一种基于超平面分类的新的学习方法,具有很强的泛化能力。研究了支持向量机的学习机理,以及实现支持向量机的序贯最小优化算法(SMO),并用来对舰船图像进行识别。首先将待识别目标进行二维小波分解,获取不同尺度下的小波系数,然后对其进行主元分析,得到的主元分量作为支持向量机的特征量输入。实验结果表明,该方法具有良好的分类性能。-Support Vector Machine (SVM) is a hyperplane-based classification of new learn
SVD_DWTimage
- 提出了一种新的基于离散小波变换(DWT)与奇异值分解(SVD)相结合的数字图像水印算法。该算法将原始图像作小波分解并将小波分解得到的低频子带进行分块,对每一块进行奇异值分解后,选取每块中最大的奇异值通过量化的方法嵌入经过Arnold置乱后水印信息。-A new wavelet transform based on discrete (DWT) and Singular Value Decomposition (SVD) combination of digital image watermark
li3-5
- 小波分析去噪实例,这幅图像采用小波分解系数阈值量化方法进行去噪处理-Wavelet analysis examples, this image using wavelet coefficients thresholding denoising method
li3-8
- 利用二维小波分析对图像进行图像压缩,会显示分解后低频和高频的信息,两次压缩后的图像-Using two-dimensional wavelet analysis of the image is compressed, it will display the decomposed low-frequency and high frequency information, the two compressed images
xiaobo1
- 图像的小波分解,然后进行压缩,以及最终的恢复图像-Wavelet image compression recovery
Grayscaleimagesofthetwotogether
- 把两个灰度图象融合在一起:用小波函数sym4对图象1进行2层分解,然后对分解系数图像融合:进行处理,突出轮廓,弱化细节。小波函数sym4对图象2进行2层分解。最后在小波的变换域里进行融合,再进行融合的系数的重构。-Grayscale images of the two together: The wavelet function sym4 1 to 2 layers of image decomposition, image fusion and the decomposition coeffi
xiaobo_matlab
- 此示意程序用DWT实现二维小波变换 1.调原始图像矩阵load wbarb 2.进行二维小波分解l=wfilters( db10 , l ) 3.分解结果显示figure(1) -This indicated procedures used to achieve two-dimensional wavelet transform DWT 1. Emphasized the original image matrix load wbarb 2. For two-dimen
dimensional-wavelet-process
- 1、《小波图像分解与重构程序存在的问题与解决办法》 我编写程序时尽量实现模块化,方便不同功能程序之间的调用。以上程序实现了一维、二维小波分解与重构的功能,接下来我们就可以此为基础,探讨小波信号压缩和图像融合等技术了。-1, " Wavelet image decomposition and reconstruction process problems and solutions" when I try to modular programming, to facili
2009090416465604
- 是四层小波分解的图像融合算法 希望对大家的学习有所帮助-Is the four wavelet decomposition of image fusion hope to help the learning
MATLAB
- 根据)EF 特性中的对比度敏感度, 即空间频率特性曲线,对图像进行二维多级小波分解,由分解后的各小波分量,提取各频段相应的亮 度、清晰度和相关度指标;然后将这三个指标的几何平均与频段加权系数的内积做算术平均,以此作 为图像质量的综合评价指标-According to) EF characteristic of contrast sensitivity, that is spatial frequency characteristic curve, the image is two-d
2D_M-Band_wavelet_decompositon
- matlab环境下实现的二维图像的mallat小波算法的多进制小波分解-matlab environment to achieve the two-dimensional image of mallat wavelet multi-band wavelet decomposition algorithm
MATLAB-SPIHT_v1.0_02-12-08
- 标准的SPIHT程序,可以看到原始图像,重构图像,残差图像,小波分解图像。-Standard SPIHT program, you can see the original image, the reconstructed image, the residual image, wavelet decomposition.
fenjieyuchonggou
- 对图像进行小波分解与重构,并进行去噪处理-Wavelet image decomposition and reconstruction, and denoising
wave2
- 人脸图像的2级小波分解,用MATLAB实现。可得到人脸图像的二级小波分解图。使用时只需把图片名称改成自己所具有的即可-Face feature extraction
xiaobo
- 对图像进行多级小波分解、重构。可用于提取图像的背景噪声-Multi-level image wavelet decomposition and reconstruction. Can be used to extract image background noise
tuous
- 研究生的一个课程设计,基于a’trous小波分解的方法的图像边缘提取-A graduate curriculum design, methods based on wavelet decomposition a' trous Image Edge Extraction