计算加权加速度,是信号处理的基础，搭建OFDM通信系统的框架，多目标跟踪的粒子滤波器，通过反复训练模板能有较高的识别率，能量熵的计算。- Weighted acceleration, Is the basis of the signal processing, Build a framework OFDM communication system, Multi-target tracking particle filter, Through repeated training shszjrqlate have higher recognition rate, Energy entropy calculation.