Abstract: This paper reviews the state of the art of particle filtering technique. The novel methods for particle filtering calculation of four kinds of particles are introduced. The problems in target tracking, navigation and orientation are summarized. At last, the further study and practical applications of particle filtering technique are prospected.

Key words: vibration and wave, particle filtering, nonlinear systems, signal process, target recognition

摘要：

对粒子滤技术的近几年研究发展进行回顾，介绍四大类粒子滤波改进算法，总结目前目标跟踪、导航与定位中存在的问题，展望粒子滤波技术的方法研究及实际应用前景。

关键词: 振动与波, 粒子滤波, 非线性系统, 信号处理, 目标识别