correlmx

说明：  128QAM调制仿真的星座图。matlab源文件。(Simulation 128QAM modulation constellation diagram. matlab source file.)

时间规整函数，从Matlab修改过来，在XP环境下调试成功(Time warping function, changes come from the Matlab, in the XP environment to debug the success of)

This is the program for mu law companding,,,,

this is matlab code that perform convex optimization for several objective function types

this is a short ppt make by me to explain more the QRMLD algorithm in signal detection for MIMO-OFDM systems.

kalman滤波与组合导航的课件（北京航空航天大学）及其实验数据和仿真程序，附有源码(kalman filtering with integrated navigation the courseware (Beijing University of Aeronautics and Astronautics) experimental data and simulation program, with source code)

小波软阈值的去噪处理代码，比较了软阈值,硬阈值及当今各种阈值计算方法和阈值函数处理方法的性能 (Wavelet soft threshold denoising code)

利用matlab实现功率谱估计中的间接法，不是通过函数调用实现的，是根据算法的思想，一步一步实现的，文件夹中还有实现自相关的算法(Using matlab to achieve the indirect method of power spectrum estimation, not by function calls, is based on the idea of ​ ​ the algorithm, step by step, the folder also auto-correlation algorithm)

simulation of cognitive radio

航天器动力学MATLAB程序，考虑大气阻力，估计神舟飞船每运行一个周期，轨道高度下降多少(Spacecraft Dynamics MATLAB program, consider the atmospheric drag, estimated that the Shenzhou spacecraft each run a cycle, the number of orbital altitude drop)