搜索资源列表
wavelet
- 小波变换去噪和97提升小波和离散小波变换的matlab程序
DWT
- 利用matlab实现的基于离散小波变换的数字水印代码
一维小波变换
- 示范了一维离散小波变换的一些matlab函数的用法,有详细说明
2-dwt
- 利用matlab实现二维离散小波变换的源代码,并比较不同小波下的图像数据统计参数,同时比较小波变换后不同边缘延拓方法下的能量分布特点-Matlab to achieve the two-dimensional discrete wavelet transform source code, and compare different wavelet image data statistical parameters Compare wavelet transform edge extension
图12-8应用离散小波变换检测不连续点-150605
- 应用离散小波变换检测不连续点 用matlab实现-application DWT not detected using Matlab consecutive points to achieve
M_program
- 音频水印的matlab相关程序,包括两个部分:小波域音频水印(含修正离散余弦变换)及基于HRT和线性回归检测水印的算法。 -Matlab audio watermark-related procedures, including two parts: audio watermarking in wavelet domain (including MDCT) and linear regression based on the HRT and the watermark detection a
wavelet_Matlab7
- 本书是“MATLAB应用技术”系列丛书之一,以最新推出的MATLAB中的小波分析工具箱Wavelet Toolbox 3.0版本为基础。全书共分为三部分,第1部分着重介绍了小波理论基础,包括小波基础知识、连续小波变换、离散小波变换、多分辨率分析与正交小波变换、小波变换和多采样滤波器组、二维小波变换与图像处理及小波包的基本原理等;第2部分重点说明了小波分析工具箱的详细使用方法,包括图形用户接口、小波通用函数、一维小波变换的MATLAB实现、二维小波变换的MATLAB实现、小波包变换的MATLAB实
DTCWT
- 双树复小波变换具有平移不变性、方向选择性等特点,适合进行图像压缩,优于传统离散小波变换方法。-The DT-CWT is suitable to image compression processing because of its shift invariance and directional selectivity. It is preferable to traditional Discrete Wavelet Transform(DWT).
Discretewavelettransform
- 用MATLAB编写离散小波变换实现数字水印技术-Discrete wavelet transform digital watermarking technology
dwt
- 该源代码是实现离散小波变换的代码 只要对相应入口参数根据实际应用做一修改就可以应用。-This resourse codes is for deciate wavelate trasformation.
detectionofabruptpoint
- 小波变换有关突变点的检测,通过离散小波变换与连续小波变换进行对比-Wavelet transform on the detection of mutations, through the discrete wavelet transform are compared with the continuous wavelet transform
dwt
- MATLAB的基于离散小波变换的数字水印嵌入与提取。-MATLAB-based discrete wavelet transform digital watermark embedding and extraction.
wavelet-MATLAB-code
- 实现以下功能:装载信号;完成信号的单尺度一维离散小波分解;从系数中重构低频部分和高频部分;显示高频和低频部分;由小波逆变换恢复信号;多层一维分解;提取系数的低频和高频部分;重构第3层的低频系数;重构第1、2、3、4、5层的高频信号;重构原始信号并显示-Achieve the following functions: load signal complete signal single-scale one-dimensional discrete wavelet decomposition r
tuxiang_erweibianhua
- 对图像进行二维离散小波变换, 变换级数大于等于3级, 并进行重构, 最后计算重构图像的峰值信噪比(PSNR) matlab-Image two-dimensional discrete wavelet transform, transform levels greater than or equal to 3, and reconstruction, the final calculation of the reconstructed image of the peak signal to no
r_25kq4s
- 刚刚出炉的matlab代码,实现离散小波变换,进行主成分分析进行数据降维,用于模式识别,如temp识别,掌纹,表情,指纹,temp1等识别。 -Just-released matlab code to achieve the discrete wavelet transform, principal component analysis for data dimensionality reduction for pattern recognition, such as temp recogn
r_45wneu
- 刚刚测试完成的matlab代码,实现离散小波变换,进行主要成分的分析进行数据降维,本程序主要是进行各种模式的识别算法,temp变换流程,temp1高阶优化过程。 -Just test completed matlab code to achieve discrete wavelet transform to analyze the main component for data dimensionality reduction, this program is mainly for vari
penggie
- 关于非线性离散系统辨识,各种kalman滤波器的设计,基于小波变换的数字水印算法matlab代码。- Nonlinear discrete system identification, Various kalman filter design, Based on wavelet transform digital watermarking algorithm matlab code.
fiepeng_v43
- 这是一个好用的频偏估计算法的matlab仿真程序,关于非线性离散系统辨识,Gabor小波变换与PCA的人脸识别代码。- This is a useful frequency estimation algorithm matlab simulation program, Nonlinear discrete system identification, Gabor wavelet transform and PCA face recognition code.
EMD
- 利用MATLAB平台,离散小波变换分析,(Discrete wavelet transform analysis)
MATLAB数字水印[GUI,dwt,dct,lun文]
- 该课题为基于MATLAB的数字水印系统。包括离散余弦DCT和小波变换DWT两种算法的对比,有一个GUI界面,包括嵌入,加噪,旋转,剪切,压缩等多种攻击,提取候,具有评价指标PSNR,NC等来评价算法的鲁棒性(This project is a digital watermarking system based on MATLAB. It includes the comparison of DCT and DWT. It has a GUI interface, including embedd