L1precision

calculate the approximate entropy of heart rate varibility

无标度网络生成程序。改程序可生成无标度的复杂网络，且很好展示了无标度网络的生成机理，对于初学者帮助很大。(Scale-free network generation program. Reform program will generate a complex network of scale-free, and good scale-free networks show the generation mechanism of great help for beginners.)

现代通信系统使用MATLAB全+全部程序，提供了利用MATLAB的普及型学生版本在计算机上解决“现代通信系统”这门课程中涉及的几乎所有方面的问题的分析思路、方法、MATLAB脚本文件和处理结果的范例以及供学生自主学习研讨的习题。(Modern communication systems using MATLAB full+ entire program, providing a universal student using MATLAB version on a computer analysis of ideas to solve the " modern communication systems," this course involved in almost all aspects of the problem, methods, MATLAB script files and handling The results of examples and discussions for independent learning exercises.)

本程序给出了采用Turbo编码及其信道估计的OFDM的性能仿真。采用时域LS信道估计。对于初学OFDM及信道估计的非常有帮助。(This program is used to simulate the performance of OFDM with turbo coding and time domain LS channel estimation. It is useful for the primer for learning OFDM systems and channel estimation algorithms.)

心电信号的R波检测，特征提取，心率的计算，可视化的检测。简单易懂，使用方便(ECG R-wave detection, feature extraction, heart rate calculation, visualization of testing. Easy to understand, easy to use)

m-fsk modulation and de modulation

这是张德丰《MATLAB概率与数理统计分析》随书源码(M文件)。代码包括的内容有：概率分布计算及统计特征、数字特征计算、统计图绘制(盒状图、散度图等)、点估计和区间估计、假设检验、方差分析、曲线拟合、回归分析、因素分析、聚类分析、正交实验设计分析、多元方差分析、判别分析、隐马尔可夫模型建模与参数估计和在语音识别中的应用。(This is Zhang Defeng " MATLAB Analysis of probability and mathematical statistics," with the book source (M file). The contents of the code include: calculation of the probability distribution and statistical characteristics, digital feature calculation, statistical mapping (box-shaped graph, scatter graph, etc.), point and interval estimation, hypothesis testing, analysis of variance, curve fitting, regression analysis, factor analysis, cluster analysis, orthogonal experimental design, multivariate analysis of variance, discriminant analysis, hidden Markov modeling and parameter estimation and application in speech recognition.)

包括：1、关于STBC技术在频率选择性信道下的性能分析程序 2、对STBC性能的改进系统：STBC-OFDM系统的性能分析程序(掳 眉脌 篓 拢 潞 1 隆 垄 鹿 脴脫脷STBC 录 录 脢玫脭脷脝渭脗脢脩 隆 脭帽脨脭脨脜渭脌脧脗渭脛脨脭脛脺 脰脦枚 鲁 脤脨貌2 隆 垄 露 脭STBC脨脭脛脺渭脛 赂 脛 陆 酶脧渭脥 鲁 拢 潞 STBC-OFDM脧渭脥 鲁 渭脛脨脭脛脺 脰脦枚 鲁 脤脨貌)

说明：  在Matlab软件上实现Mersenne Twister随机数的生成，并对结果进行仿真。(In the Matlab software to achieve Mersenne Twister random number generation, and the results are to be simulated.)

粒子滤波的学习程序 简单介绍了粒子滤波的入门程序有学习价值(particle filter)