快速扩展随机生成树算法，一些自适应信号处理的算法，对信号进行频谱分析及滤波，验证可用，部分实现了追踪测速迭代松弛算法，实现串口的数据采集。-Rapid expansion of random spanning tree algorithm, Some adaptive signal processing algorithms, The signal spectral analysis and filtering, Verification is available, Partially achi