sanxiangqiaoACDC

LDPC码是目前通信中性能最好的纠错编码之上，这是我在Matlab下编写的LDPC基本解码算法，已经通过调试，大家共同学习(LDPC code is the best communication performance on error-correcting code, this is my prepared in Matlab basic LDPC decoding algorithm has been through debugging, U.S. co-learning)

实现8psk的simlation仿真，其输入输出很全。(used to simalate the 8psk function)

本程序是matlab写的基于最小交叉熵的图象分割，处理速度快，分割质量好。(This procedure is written in matlab minimum cross-entropy-based image segmentation, processing speed and good quality segmentation.)

atmosperic model with with effect

说明：  对信道的仿真，采用QPSK调制，分别在瑞利和高斯信道条件下，也包括CRC较验(Simulation of the channel, using QPSK modulation, respectively, Rayleigh and AWGN channel conditions, but also more experience CRC)

运用matlab编程实现AR模型的定阶问题(AR model order)

说明：  本书从MATLAB仿真的角度出发，系统地介绍了系统辨识与自适应控制的基本理论和方法。本书共6章，主要内容为：绪论、系统辨识、模型参考自适应控制、自校正控制（包括广义预测控制）、基于常规控制策略的自校正控制和非线性系统辨识与控制（包括神经网络和模糊控制）。书中每种算法都配有仿真实例、仿真程序、仿真结果以及对仿真结果的简要分析，以便于读者深入理解和运用基本理论和算法(From the perspective of MATLAB simulation, this book systematically introduces the basic theories and methods of system identification and adaptive control. This book has 6 chapters, the main contents are: introduction, system identification, model reference adaptive control, self-tuning control (including generalized predictive control), self-tuning control based on conventional control strategies, and identification and control of nonlinear systems (including neural network) And fuzzy control). Each algorithm in the book is equipped with simulation examples, simulation programs, simulation results, and a brief analysis of the simulation results, so that readers can deeply understand and use basic theories and algorithms.)

经典载波跟踪环costas环simulink建模仿真，采用QPSK调制，包含上下变频以及三种不同鉴相方式。(Classic costas loop carrier tracking loop simulink modeling and simulation, using QPSK modulation, including the upper and lower frequency, as well as phase three different ways.)

用于读取MIT的心电数据的MATLAB代码(be used for reading the ecg of MIT)

说明：  构建PID控制器，设计P和I两个参数，并画出其参数范围(Build a PID controller, the design of the two parameters P and I and draw the scope of its parameters)