exm0434_1

1D声学计算程序 由matlab编写，包括FEM和BEM，适合初学者(1D acoustic calculation program written by matlab, including FEM and BEM, suitable for beginners)

this code was development by George christakos, Serre, M and Patrick Bogaert for implement the Bayesian Maximun Entropy Approach to enviromental and physical mapping research

说明：  Amplify and Forward matlab code

用matlab实现机器学习中的两个经典算法：k-means和knn。(Using matlab to achieve in two classic machine learning algorithms: k-means and knn.)

LMS算法逆系统辨识；一个应用程序来测试的自适应算法的有效性的程序(Inverse System Identification；An application program To test the effectiveness of the adaptive algorithms)

说明：  ssb vsb dsb am modulation with matlab

用matlab实现ofdm信号和它的累积分布函数代码(Using matlab ofdm signal and its cumulative distribution function code)

使用MATLAB/SIMULINK分析简单电力系统的小信号（低频振荡）稳定性，研究内容如下： 1）使用SIMULINK建立系统的仿真模型。 2）分析比较有无AVR、PSS对小信号稳定性的影响。 3）分别画出针对励磁机增益KA和PSS增益KSTAB的根轨迹图，分析总结增益KA和KSTAB对小信号稳定性影响的规律。 4）仿真在电压参考值5 阶跃变化情况下有无PSS时的转速响应。 (Using MATLAB/SIMULINK analysis of a simple power system small signal (low frequency oscillation) stability study are as follows: 1) Use SIMULINK to establish a system simulation model. 2) analysis of whether the AVR and PSS for small signal stability. 3) Draw the exciter gain KA PSS gain KSTAB, the root locus plot, analyze and summarize the gain KA and KSTAB small-signal stability of the law. 4) simulation in the case of a 5 step change of the voltage reference value the speed of response with or without PSS. )

说明：  包含了matlab实现bp神经网络模型的三段源码，其中还有一段例子。(Realize bp contains matlab neural network model of the three sections of source code, of which there is still a case.)

Matlab源码，仿真飞机姿态更新，主要是捷联惯导的姿态更新(Matlab source code, simulation of aircraft attitude update, mainly SINS attitude update)