| 1. | The passive tracking system with active assistance
基于有源辅助的被动跟踪系统 |
| 2. | Constraint target passive tracking based on particle filter
基于粒子滤波的约束目标被动跟踪研究 |
| 3. | Observability of maneuvering target passive tracking with bearing and doppler measurements
基于方位角和多普勒的机动目标无源定位跟踪可观测条件 |
| 4. | This paper studies on algorithms of multiple moving targets passive tracking and data association in the field of passive acoustic detective network forwarning system , the major contributions and innovations are as following : 1
本文针对无源声音探测网络预警系统，研究了多运动目标无源跟踪与数据关联问题中的相关算法，主要贡献与创新在于： 1 |
| 5. | These factors make the problem of multiple moving targets passive tracking and data association become especially difficulty , many algorithms become helpless in this problem which are available in active multisensor - multitarget tracking and data association
这些因素导致多运动目标无源跟踪与数据关联问题变得异常复杂困难，许多适用于多运动目标有源跟踪与数据关联的算法在这个问题上变得束手无策。 |
| 6. | The nonlinear problem is inevitable in bearing - only target tracking problem . here the monte carlo based nonlinear filters are compared with the classical extended kalman filter ( ekf ) in this field : the unscented kalman filter ( ukf ) , the particle filter ( pf ) and the unscented particle filter ( upf ) . furthermore , a multi - sensor passive tracking algorithm , through combining the ukf and probability data association ( pda ) , is provided for bearing - only target tracking in dense clutters
本文将典型的montecarlo非线性滤波器? unscentedkalmanfilter ( ukf ) 、 particlefilter ( pf )和unscentedparticlefilter ( upf )应用于被动定位跟踪，并在二维空间目标跟踪仿真中与经典的扩展卡尔曼滤波算法( ekf )进行了对比；本文将ukf算法与概率数据关联算法( pda )相结合，给出了适用于杂波环境下多站被动式跟踪的ukfpda算法。 |
| 7. | According to the presented sensor array form , the corresponding mathematical mode1 is established , and factors which influence tde accuracy have been analyzed in detail . the influence of tde accuracy to the estimation of tafget distance and bearings estimation is discussed also . meanwhile , the limitation of passive tracking methods and the difference between passive positioning and passive tracldng which based on three - element array are discussed
论文的主要研究工作有以下几个方面： 1 )针对三元直线阵的阵列形式，建立了相应的数学模型，对影响时延估计精度的因素进行了详尽的分析和研究，讨论了时延估计精度对目标距离和方位估计精度的影响，并讨论了三基元被动定位的局限性以及被动定位和被动跟踪的差别。 |
