搜索资源列表
MATLAB6.x
- MATLAB是一套功能强大的工程计算及数据分析软件,广泛应用于工业、电子、医疗、建筑及航空业等领域。本书系统介绍了MATLAB 6的基础知识,包括程序设计环境、基本操作、绘图功能、 M文件及稀疏矩阵;详细阐述了MATLAB 6在数字信号处理中的应用,主要有离散信号、离散系统及其结构的MATLAB实现、MATLAB中的信号变换、基于MATLAB的 IIR DF与 FIR DF设计以及基于MATLAB的功率谱估计等。另外,本书同时提供了MATLAB 6中 24类基本命令函数的子目录及其含义,以及M
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
Wavelet_OMP
- 基于小波变换与正交匹配准备恢复算法的稀疏恢复算法试验-Orthogonal wavelet transform algorithm is ready to resume Test match
compressed-sensing-procedure
- 基于压缩感知的图像处理,分别使用二维DCT、FFT和一维dwt变换对图像信号进行稀疏变换,然后使用正交匹配追踪算法进行重构,在进行相应的逆变换-This is a image processing procedure based on compressed sensing which respectively uses two-dimensional DCT, FFT and one-dimensional dwt transform to sparse the image signal a
sparse_uca_root_music
- 稀疏均匀圆阵求根MUSIC算法,包含波束空间变换,映射及求跟MUSIC算法的实现-Solving sparse MUSIC algorithm for uniform circular array, including the beam-space transformation, mapping, and seek to achieve with the MUSIC algorithm
LECalculator
- 3.1 线性方程组类设计 3.2 全选主元高斯消去法 3.3 全选主元高斯-约当消去法 3.4 复系数方程组的全选主元高斯消去法 3.5 复系数方程组的全选主元高斯-约当消去法 3.6 求解三对角线方程组的追赶法 3.7 一般带型方程组的求解 3.8 求解对称方程组的分解法 3.9 求解对称正定方程组的平方根法 3.10 求解大型稀疏方程组的全选主元高斯-约当消去法 3.11 求解托伯利兹方程组的列文逊方法 3.12 高斯-赛德尔
dct
- 在离散余弦变换下实现信号的稀疏分解,matlab环境下可以简单实现-realize sparse Decomposition with dct
juzhen
- 稀疏矩阵的八种变换 加减乘除以及其逆运算 -Sparse matrix add, subtract, multiply and divide eight kinds of transform and its inverse operation
d4ef13.ZIP
- 三电平稀疏双级矩阵变换器的中点电压分段控制Three level sparse for two-stage matrix converter voltage control-Three level sparse for two-stage matrix converter voltage control
Mixedthreshold_Image-Recovery
- 代码给出了基于混合门限带迭代步长的稀疏图像重构。特别地,压缩采样矩阵为抽样傅里叶变换矩阵,利用2D-FFT,大大降低了计算复杂度。-The mixedthreshold sparse image reconstruction with step is given in the package. In particular, the 2D-FFT is used to disign the sample matrix, which can reduce the computational comp
wavelet_solveFastMatrix
- 稀疏矩阵重建的两个源码,用于小波变换快速方程求解,可以很好地显示512*512矩阵中的稀疏元素。-Sparse matrix reconstruction of two source code for the wavelet transform fast equation solver, and can display 512* 512 matrix sparse elements.
WT-OMPmatrix
- 对图像进行压缩感知,通过构造小波正交变换矩阵进行稀疏表示,用OMP重构-CS of image based on WT
CS-based-on-FFT-or-DWT
- 图像压缩感知,稀疏基为FFT或DWT(其中FFT是构造正交变换矩阵,DWT是对高频系数进行测量);重构方法为OMP-compression sensing of image based on FFT or DWT
DWT
- 小波变换程序,用于对一维信号,二维信号进行稀疏变换-wavelet transform
lsqr
- 最小二乘matlab算法,可以直接调用,用于数学算法,稀疏变换,求解等需要用到- Matlab least squares algorithm, can be called directly for mathematical algorithms, sparse transformation, such as the need to use to solve
xishu
- 这是一个完整的稀疏分解用于图像去噪的一个压缩文件,而且是一个基于FFT变换的算法(This is a compressed file a complete sparse decomposition for image denoising, and is based on FFT transform algorithm)
sfft-code
- 稀疏快速傅里叶变换作为传统FFT的改进版,它充分利用输入信号频域稀疏特性,实现序列的快速傅里叶变换。(As an improved version of the traditional FFT, sparse fast Fourier transform takes full advantage of the sparse characteristics of the input signal frequency domain to achieve fast Fourier transform
Fisher字典学习
- 基于稀疏表示的高光谱图像分类的Fisher字典学习方法matlab代码(Hypersynthetic image classification based on sparse representation in Fisher dictionary learning matlab code.)
multi-kernel-path-1.1
- 多核变换,稀疏变换,核变换自适应学习,图形图像变换(Descr iption ----------- Multi-Kernel-Path package is a Matlab program that computes the entire regularization path for multiple-kernel learning problems. More precisely, it solves any learning problem with a smooth loss
RieszWavelet(TIP2)
- 使用小波框架并结合稀疏表示,用于SAR图像的目标识别应用(Application of wavelet frame and sparse representation for target recognition in SAR images)