4-ary-LDPC

matlab库，用于导入和处理SRTM的DEM的源程序.注意仅支持 SRTM-3文件，不支持 SRTM-1文件(The Matlab SRTM Library is designed to be an easy-to-use interface for importing and manipulating NASA s Shuttle Radar Topography Mission (SRTM) Digital Elevation Model (DEM) dataset. )

读取NMEA0183格式，适合做卫星导航读取数据参考，可以用于科研。(Read the NMEA0183 format, suitable for satellite navigation read data reference, can be used in scientific research.)

采用simulink搭建的BPSK调制解调模块(Simulink built using BPSK modulation and demodulation modules)

说明：  用matlab的simulink做的对选择式分集进行的测试 及性能验证。(Using matlab to do the simulink of Selective sub-set of testing and performance validation.)

this code packet is very useful and heplful in your communication search.

solving heat equation

多目标跟踪的粒子滤波器，是本科毕设的题目，通过matlab代码。( Multi-target tracking particle filter, The title of the commercial is undergraduate course you By matlab code.)

船舶Z形运动的一个程序，模型参数可靠，效果较好。(A program for Z-shaped motion of ships has reliable model parameters and good results.)

欧拉法和龙格库塔算法解一阶常微分方程源代码(Euler method and Runge-Kutta algorithm for solving differential equation source code)

YALMIP是一种定义和求解高级优化问题的模化语言，能够解决所有标准优化问题和高级主题，完全可以替代Matlab中的Optim和LMI工具箱(YALMIP is a high-level optimization problem definition and solving the modeling language, to solve the optimization problem for all standard and advanced topics, can replace Matlab and the LMI toolbox in the Optim)