To improve the passive tracking performance and to reduce the energy cost in wireless sensor networks (WSN), a new decentralized information particle-filtering (IPF) algorithm was proposed.

• 摘要为提高目标被动跟踪性能，并降低无线传感器网络(WSN)中的能量开销，提出了一种断的分布式信息杜于滤波(IPF)算法。