Kalman

Implements Minimum Search Tree using Kruskal Algorithm

3、 瑞利信道中的调制解调、信道估计： (1) 请推导出单径瑞利信道中的BPSK相干解调的理论误码率性能，并画出比特信噪比与误码率的关系曲线。 (2) 在单径瑞利信道中，请设计一种时分的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与误码率的关系曲线，并与(1)的曲线进行对比。 (3, the Rayleigh channel modulation and demodulation, channel estimation: (1) Please derive the single-path Rayleigh channel coherent demodulation of BPSK BER performance theory, and draw the signal to noise ratio and bit error rate curves. (2) single-path Rayleigh channel, please design a division of the guide-assisted channel estimation method, using Simulink simulation, measurement of the BER performance of BPSK, draw-bit signal to noise ratio and bit error rate curve, and with (1) of the curves were compared. )

画瀑布图，这是时域信号不同频率的瀑布图绘画程序(Painting waterfall chart)

D-S证据理论数据融合，微分方程组数值解方法，关于超声波倒车雷达测距的。( D-S evidence theory data fusion, Numerical solution of differential equations method, About ultrasonic parking radar ranging.)

用MATLAB对QAM进行仿真计算（32QAM）(QAM using MATLAB to carry out simulation (32QAM))

经典的DOA算法的MATLAB仿真程序，可用于仿真与改进算法进行对比(classical DOA MATLAB )

Ordinary differential equation implementation

非线性方程组的牛顿迭代法MATLAB程序(Nonlinear equations of Newton iterative method MATLAB program)

基于人工势场法的路径规划方法。compute_angle,compute_attract,compute_repulsion分别计算角度引力斥力，加上本身物理约束，从而得出合理路径。(Path planning method based on artificial potential field method. Compute_angle, compute_attract and compute_repulsion calculate the angular gravitational repulsion and the physical constraints respectively, and then obtain a reasonable path.)

说明：  Matlab验证码识别算法实现，详细见代码实现，要搭建Matlab环境(Matlab verification code identification algorithm, see the code implementation in detail, to build Matlab environment)