nelder

说明：  利用PTS技术降低峰均比，并作出与未使用降低PAPR技术的CCDF对比图形(Comparing with OFDM system without PAPR reduction techniques,figure the CCDF using PTS technique.)

this is about digital modulation techniques used in matlab

BER in WCDMA simulation

针对表面肌电信号的混沌特征、噪声强等特点，该文提出了基于排列组合熵的表面肌电信号特征分析方法(The chaotic characteristics of the surface EMG signal and noise characteristics, this paper proposes a sEMG analysis method based on permutation entropy)

低比特图像压缩的 matlab实现，主要是游程编码(Matlab low bit image compression to achieve, mainly RLE)

这三个小程序都是matlab的.m文件，分别实现用灰度变换的方法增强图像的对比度和直方图均匀化，模拟图像受高斯白噪声和椒盐噪声的影响。(The three procedures are Matlab. M documents, were used to achieve gray transform method to enhance the contrast of the image and histogram equalization. Simulation images by white Gaussian noise and the noise of Salt and Pepper.)

用Newmark 来计算地震反应谱，主要用地震动分析(With Newmark to calculate earthquake response spectrum, the main land vibration analysis )

粒子群优化算法是一种新的智能优化算法，用于解决最小值问题，寻求最优解。(Particle swarm optimization is a new intelligent optimization algorithm for solving the minimum problem, finding the optimal solution.)

MATLAB编程书籍，帮助加深对MATLAB的学习和程序应用(MATLAB programming books to help deepen the learning and procedures for application of MATLAB)

正交匹配追踪法实现1-D信号压缩传感，测量数M>=K*log(N/K),K是稀疏度,N信号长度,可以近乎完全重构(Orthogonal Matching Pursuit)