Multi-target tracking based on RFS, PHD filter and Particle flow

Implement the multi-target tracking based on the RFS filter, PHD filter and Particle flow.

To Do List:

• Setup the environment code
• SMC-PHD filter
• ZPF filter

我们先从/only_code/important/code/IPF开始整理 主文件为run.m

matlab路径下 已经按照不同的算法（NPF，ZPF）做了结构整理（但是缺少IPF），区分了simple test和真实数据（在做接口）测试