This distribution contains source code for a simple object tracking program using particle filtering. You need to have the OpenCV Library and the GNU Scientific Library (GSL) installed to compile and use the programs. See the below two links:-T

粒子滤波的在跟踪中的一个应用，并给出粒子滤波的介绍，通过在linux下的C实现得到-Particle filter in tracking an application

Multi-target tracking particle filter, Multi-machine power system simulation and flow calculation, Use of natural gradient algorithm.