包括最小二乘法、SVM、神经网络、1_k近邻法,包含优化类的几个简单示例程序，LDPC码的完整的编译码，实现串口的数据采集，IDW距离反比加权方法。-Including the least squares method, the SVM, neural networks, 1 _k neighbor method, Optimization class contains several simple sample programs, Complete codec LDPC code, Achieve serial data acquisition, IDW inverse distance weighting method.