包含优化类的几个简单示例程序，matlab程序运行时导入数据文件作为输入参数，D-S证据理论数据融合，已调制信号计算其普相关密度，信号维数的估计，pwm整流器的建模仿真。- Optimization class contains several simple sample programs, Import data files as input parameters matlab program is running, D-S evidence theory data fusion, Modul