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xiaobobianhuan
- 对矩阵数据进行二维小波变换的分解及重构算法演示
二维小波变换
- 关于二维小波变换的程序 [精华] 说明：此算法重在概念，速度并不是很快。因为FOR循环的缘故。此程序从循环矩阵的观点出发，把圆周卷积和快速幅里叶变换建立了联系。实现了分解和无失真重构。它只做了一层分解，即将256x256图形分解成为64x64的四个图形，避免了使用WKEEP()的困惑。主要思想为用小波滤波器族构造正交阵W,变换写为B=W*A*W ,反变换为：A=W *A*W,这与所有正交变换无异。W为循环正交矩阵，因此可用F
FRIT
- 计算小波变换的Mallat算法需要逐级分解和重构，而本文通过矩阵变换方法，给出不需逐级计算的小波分解和重构矩阵的构造方法，并给出9/7小波的分解和重构矩阵的基向量及波形图。-Calculation of the Mallat algorithm of wavelet transform decomposition and reconstruction needs level, and this article through the m
xiaobobianhuan
- 对矩阵数据进行二维小波变换的分解及重构算法演示-Matrix data on two-dimensional wavelet transform decomposition and reconstruction algorithm demo
1
- 实现信号稀疏变换、观测矩阵设计、重构算法等一系列最新理论成果。-Achieve sparse signal transformation, observation matrix design, reconstruction algorithm and a series of recent theoretical results.
BP_Simplex
- 使用BP算法实现压缩感知信号重构,需要已知观测空间基矩阵和观测向量-BP_Simplex,BP with a Simplex mplementation
l1_cs
- 对lena.map先分块处理，然后做cs变换，观测矩阵用随机高斯矩阵，重构算法用l1算法-On lena.map first block processed, and then do cs transform, random Gaussian matrix with the observation matrix, reconstruction algorithm algorithm using l1
DCVS2009_Kang
- 基于Matlab的压缩感知视频编码程序。DCVS的最新理论算法程序。稀疏矩阵采用BWHT(沃尔什-哈达玛矩阵)，重构算法用GPSR。-Matlab-based video compression perceptual coding process. DCVS the latest theoretical algorithm program. Sparse matrix with BWHT (Walsh- Hadamard matrix)
Wavelet_OMP_single_layer_2
- 基于omp重构算法的压缩感知的正交化高斯测量矩阵的图像压缩算法-Based on omp restructuring algorithm compression sensation orthogonalization Gauss measurement matrix image compression algorithm
OMP
- 压缩感知的一种正交匹配追踪重构算法，稀疏描述，观测矩阵，图像重构-Compressed sensing reconstruction algorithm orthogonal matching pursuit, sparse descr iption, observation matrix, image reconstruction
hadamard
- 压缩感知算法中观测矩阵为哈达玛矩阵重构算法为OMP时的测量相对误差与观测矩阵维数的关系-Compressed sensing algorithm for the Hadamard matrix of observation matrix reconstruction algorithms for the OMP and the relative error when measuring the dimension of the rela
PhaSpaRecon
- 基于时间序列的相空间重构算法，根据参数构造出相空间矩阵。-Based on time series phase space reconstruction algorithm, according to the parameters of the phase space matrix is ??constructed.
CS_OMP
- 使用OMP的CS重构算法，包含有lena图像。重构生成的图像质量由随机生成的重构矩阵决定-The use of OMP CS reconstruction algorithm, contains Lena image. Reconstruction image quality by the random generation of reconstruction matrix decision
CSlunwen
- 关于压缩感知理论的测量矩阵和重构算法分析！-Measurement matrix and reconstruction algorithm about CS
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 reconstructio
Wavelet_SP
- 压缩感知CS——采用小波变换进行稀疏表示，高斯随机矩阵为观测矩阵，重构算法为SP算法，对256*256的lena图处理，比较原图和SP算法在不同采样比例(0.74、0.5、0.3)下的重构效果，并各运行50次，比较算法性能PSNR和每次的运行时间-Compressed sensing CS- using wavelet transform as sparse representation, Gaussian random matrix
Wavelet_SL0
- 压缩感知CS——采用小波变换进行稀疏表示，高斯随机矩阵为观测矩阵，重构算法为SL0算法，对256*256的lena图处理，比较原图和SL0算法在不同采样比例(0.74、0.5、0.3)下的重构效果，并各运行50次，比较算法性能PSNR和每次的运行时间 -Compressed sensing CS- using wavelet transform as sparse representation, Gaussian random ma
fpc_v2
- 矩阵重构算法 FPC matlab 编程语言。(It is FPC algorithm based on matlab. It is very useful.)
cs
- 该文包含了压缩感知图像重构算法，有omp,cosamp,sp,可以选择观测矩阵高斯随机矩阵，稀疏随机矩阵，部分哈达码矩阵。(This paper includes compressed sensing image reconstruction algorithm. It has OMP, CoSaMP and sp. It can choose observation matrix Gauss random matrix, sparse
矩阵重构DOA估计算法
- 基于矩阵重构的DOA估计算法，包含DSVD算法和ESVD算法(The DOA estimation algorithm including DSVD and ESVD)