搜索资源列表
cs-code
- 一个正弦波利用DCT，FFT变换后稀疏化，然后应用压缩感知实现压缩，并有仿真图例说明重构效果。重构算法采用线性规划和OMP算法等，是一个初学CS入门的好例子。-A sine wave using DCT, FFT transform sparse, and then apply compressed sensing to achieve compression, and a legend reconstruction simulation results. Reconstruction algo
dct_omp
- 压缩感知中基于DCT基的OMP算法，用正交匹配追踪重构出原始信号-DCT-based compressed sensing based OMP algorithm, orthogonal matching pursuit reconstruct the original signal
sy
- 压缩感知的经典代码，包括观测，稀疏表示，重建，其中观测用的高斯观测矩阵，稀疏用的DCT，重建用的OMP算法-Compressed sensing of the classic code, including observations, sparse representation, reconstruction, observed with a Gaussian observation matrix, sparse use of the DCT, re-use of the OMP algorit
CS_Primary_tutorial
- CS压缩传感的初级教学代码，使用OMP重构，已注释，包括1维信号，2维图像的重构，分别使用dct和小波稀疏，列扫描和分块法进行omp重构-CS compressed sensing primary teaching code using OMP remodeling, already commented, including a 1-dimensional signals, 2-dimensional image reconstruction, respectively, using the D
ysgz
- 对256×256大小的8bit灰度lena图像进行仿真计算，稀疏矩阵采用DCT矩阵，观测矩阵采用高斯随机矩阵，重构算法采用OMP（正交匹配追踪）算法。 -256256 size 8bit grayscale lena image simulation, sparse matrix DCT matrix, and observation matrix using Gaussian random matrix reconstruction algorithm using OMP (orthogo
CS-OMP
- 实现图像的分块压缩感知重建，DCT变换，OMP重构算法-Image block compressed sensing reconstruction, DCT transform OMP reconstruction algorithm
CS
- CS的一些重构算法包括OMP，somp,romp,SAMP，CoSaMp，GPSR等等其中还包括了小波变换，dct变换-compressive sensing
DCT-OMP
- 压缩感知的算法，从DCT域的压缩处理，还包括omp算法
DCT_Gaosi_fenkuai
- 对256*256大小的8bit灰度lena图像进行仿真 将图像分为16*16的分块进行计算 稀疏矩阵采用DCT矩阵，观测矩阵采用高斯随机矩阵，重构采用OMP算法- 256* 256 size lena image simulation 8bit grayscale image is divided into 16 * 16 calculate block sparse matrix using DCT matrix, observation matrix using Ga
DCT-OMP
- 压缩传感重构算法：稀疏基采用离散余弦变换的omp重构算法-Compressed sensing reconstruction algorithm: sparse basis using the discrete cosine transform reconstruction algorithm omp
batch-omp
- KSVDBox - Implementation of the K-SVD and K-SVD denoise algorithms.-K-SVD dictionary training. ksvd - K-SVD dictionary training. Signal denoising. ompdenoise - OMP denoising. ompdenoise1 - OMP denoising of 1-D signals.
Wavelet_OMP_dct
- 根据压缩感知理论编写匹配追踪算法OMP程序，实现对图像的分解与重构，稀疏基为DCT基。-According to the theory of compressed perception OMP matching pursuit algorithm procedures, implementation of image decomposition and reconstruction of sparse matrix for DCT.
CS--design-MATLAB
- 基于MATLAB的图像压缩感知毕业设计说明书。运用matlab软件，在离散傅里叶变换（DFT）和离散余弦变换（DCT）分块CS的基础上，采用正交匹配追踪算法（OMP）实现了对一维信号和二维图像的高概率重构。将重构结果与原始信号对比，结果表明，只要采样数M（远小于奈奎斯特定理所需要的采样率）能够包含图像所需要的有用信息时，CS算法就能精确的完成对图像的重构，并且重构效果也比较好-Compressed sensing image graduation design specification bas
cs-mp-omp
- first,cosatom,intend to construct a DCT dictionary second,mymp,greedy algorithm-MP third,myomp,greedy algorithm-OMP forth,sparsecodeanddicupdata,intend to updating atoms fifth,test2dictionary,test 3 given dictionary to compare sixth,testMP
YY_FZ_DCT_OMP_YC
- 语音信号的DCT变换以及OMP算法重构 -Sensing Reconstruction program is based compressed speech signals Using OMP algorithm to reconstruct speech Framing program includes speech, and omp, programs can be run properly.
dct-lnormal
- DCT基广泛应用于图像去噪，信号分离。BP与OMP算法作为贪婪算法的代表用于信号恢复。-DCT is widely used in image denoising, signal separation. As a representative of the greedy algorithm of BP and OMP algorithm for signal recovery.
demo
- 将一副图像进行压缩并重现，使用dct测量矩阵，高斯随机矩阵，omp恢复算法-A pair of images were compressed and reproduce, using DCT measurement matrix, Gauss random matrix, OMP recovery algorithm
DCT-and-OMP
- cs重构 采用dct和omp算法进行压缩感知理论重构-cs reconstructed DCT
图像修复
- 应用DCT字典和KSVD学习字典，对图像进行简单的修复，可行性较高，速度不是很快。(Simple image restoration is feasible and not very fast.)
压缩感知
- 本文分别以稀疏基有离散余弦变换基（DCT）和快速傅立叶变换基（FFT）做为稀疏基，高斯随机矩阵、部分哈达玛矩阵为测量矩阵，L1范数、正交匹配追踪算法（OMP）为重建算法进行压缩感知算法实现。(In this paper, DCT and FFT are used as sparse basis, Gauss random matrix and partial Hadamard matrix are used as measurement matrix, L1 norm and OMP are u