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steepest_descent_method
- 采用最速下降法查找最小值,采用H终止准则,计算时间很快,很适合初学者使用-Steepest descent method using the minimum search using H termination criteria, the computation time soon, it is suitable for beginners to use
location_relay_selection
- H. Yang, A.P. Petropulu, X. Yang and T. Camp, ?ALLIANCES with Optimal Relay Selection,"IEEE Trans. on Vehicular Technology, January 2008. (MATLAB Code)-H. Yang, A.P. Petropulu, X. Yang and T. Camp, ?ALLIANCES with Optimal Relay Selection,"IEEE Trans.
LMS
- LMS算法实现自适应滤波 clear close all clc N=10000 设置仿真长度 信号产生参数设定 a1=-0.195 a1=-1.5955 a2=0.95 R0=[1,a1,a2 a1,1+a2,0 a2,a1,1] p=[1,0,0] r=inv(R0)*p 计算理论自相关函数 R=[r(1),r(2) r(2),r(1)] 生成理论自相关矩阵 p1=[r(2),r(3)] 生成互相关 h=inv(R)
DFT
- 题目:离散富立叶变换(DFT)和频谱分析.matlab实现 1信号函数h(t)= e-a*t*tsin(2πft)2编程计算的离散富立叶变换(DFT)和IDFT图像。3计算振幅谱,相位谱以及检测信号主频-Title: Discrete Fourier Transform (DFT) and spectral analysis. Matlab function to achieve a signal h (t) = ea* t* tsin (2πft) 2 programming computin
juanji
- 离散卷积计算 实验步骤: 主界面下进入实验五的“离散卷积计算”子实验, 输入有限长序列 x(n) 输入有限长序列 h(n) 鼠标单击确定按钮,以数值和图形两种方式显示卷积结果 -Discrete convolution calculation of the experimental steps: the main interface into the experiment five " convolution calculation of discrete&quo
image
- 应用matlab或VC语言编制图像处理软件,软件功能如下: 一、实验类型 1. 读入图像,并对灰度图像或彩色图像进行显示,对彩色图像可以转化为灰度图像;(8学时) 2. 对读入的图像可以实现减小和提高图像分辨率的功能(16学时) 3. 计算灰度图像的直方图并进行显示,讨论不同图像灰度分布的直方图特征(16学时) 4. 对上述图像进行直方图均衡化处理,分析直方图均衡化的处理结果;(16学时) 5. 对给定的彩色图像,显示其R、G、B三分量图像的噪声图像及H、S、I三分量完成
pocs
- 在matlab环境下基于pocs(凸集投影)的图像重建-Based in the matlab environment pocs (convex projection) of image reconstruction
TestUseMatlab
- VC 中调用MATLAB 程序功能: 为了在vc中调用MATLAB而写的一个简单测试程序 设置路径: 根据MATLAB所在盘而定,例如我的matlab是装在D盘的,所以需要包含的路径为 D:\MATLAB6p1\extern\include\,在工程中设置 需包含的头文件: //matlab中的头文件调用matlab的函数 #include "engine.h" 需要连接的LIB库: D:\MATLAB6p1\extern\lib\win32\dig
LDPCGirth4Test
- 对于Ldpc码,测试其校验矩阵H有无4环的存在,避免因为存在4环影响性能-For Ldpc code, test whether the check matrix H of the existence of loop 4, loop 4 to avoid because of the impact of performance
DFilter_Research
- 波器结构研究与子波变换域图像降噪研究 论文包括两个方面:离散余弦变换(DCT)的快速算法及滤波器实现结构, 子波变换域图像门槛降噪。离散余弦变换是广泛应用十信号处理、图像处理领 域的重要工具之一,已经被多个国际标准所接受,如JPEG, MPEG, H.263等。 DCT应用到实际系统中的前提是具有能够快速实现的算法,自从1977第一个 真正的DCT快速算法出现以来,寻求更快、更规则、更简单的DCT快速算法一 直是信号处理领域的一个研究方向。论文针对应用中对DCT长度的各
frequency_selective_extrapolation
- There is a little source code about error concealment.This is a simulat of matlab of spatial error concealment,the name is frequency_selective_extrapolation.I help this methed can help those want to break up in errorconcealment of h.264.
BlockMatchingAlgoMPEG
- This paper (and accompanying MATLAB source code) is a review of the block matching algorithms used for motion estimation in video compression. It implements and compares 7 different types of block matching algorithms that range from the very basic Ex
girth6_shifter
- Flexible construction of girth-six QC-LDPC Codes-The program constructs girth-six QC-LDPC codes given row-weight,k, column-weight,j, and sub-matrix size,m. The obtained parity-check matrix is stored in H. The construction has flexibility in that j,k
GUI_FILTER
- function varargout = GUI_FILTER(varargin) GUI_FILTER M-file for GUI_FILTER.fig GUI_FILTER, by itself, creates a new GUI_FILTER or raises the existing singleton*. H = GUI_FILTER returns the handle to a new GUI_FILTER or the handle to th
richardson
- A generalized Richardson extrapolation routine that can perform multiple extrapolation steps, can accommodate arbitrary leading error terms, can handle any uniform refinement scheme (e.g. h/2, h/3, h/5, etc), and can report a full extrapolation table
fr
- Write a Matlab program which solves the initial value problem y = (xy − y2)/x2, y(1) = 2, by the order four Runge-Kutta method, over the interval [1, 3] using steps of h = 1/128. The exact solution to this problem is given by y(x) = x/
tan
- 图像分割,具体算法参考一下论文 Zhi-Gang Tan, Xiao-Chen Heand Nelson H. C. Yung A Novel Merging Criterion Incorporating Boundary Smoothness and Region Homogeneity for Image Segmentation-Abstract A novel joint region merging criterion combining region ho
freqtracking
- OFDM 频率跟踪算法,用于DVB-H, CMMB 和OFDM demoduator 设计-Frequency tracking algorithm for DVB-H, design for OFDM demodualtor
ThesamemethodbasedontheimpulseresponseoftheIIRdigi
- 基于冲激响应不变法的IIR数字滤波器设计,冲激响应不变法的设计原理是利用数字滤波器的单位抽样响应序列H(z)来逼近模拟滤波器的冲激响应g(t)。 按照冲激响应不变法的原理,通过模拟滤波器的系统传递函数G(s),可以直接求得数字滤波器的系统函数H(z),其转换步骤如下: 1) 利用ω=ΩT(可由关系式 推导出),将 , 转换成 ,Ω,而 , 不变; 2) 求解低通模拟滤波器的传递函数G(s); 3) 将模拟滤波器的传递函数G(s)转换为数字滤波器的传递函数H(z)。 -The