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- To improve the performance of passive tracking for maneuvering target in clutter,a new particle filtering algorithm for passive tracking is proposed. 为提高杂波条件下的机动目标被动跟踪的性能,提出了一种新的粒子滤波目标被动跟踪算法。
- For a single observation of infrared search and track (IRST) system, a new data association algorithm of passive tracking is proposed. 摘要针对红外搜索跟踪系统(IRST)在单站情况下，对目标进行纯方位跟踪时存在的问题，提出一种数据关联算法。
- To improve the passive tracking performance of 2D maneuvering target, a new constraint particle filter (CPF) is proposed. 摘要为提高约束条件下的二维机动目标被动跟踪性能，提出了一种约束下的粒子滤波方法(CPF)。
- To improve the cooperative passive tracking accuracy in multiple stations, a scheme of target tracking based on DOA and TDOA is proposed. 摘要为提高多站无源协同跟踪的精度，提出了一种基于方位时差的目标跟踪方法。
- 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。
- The bearing-only location is a nonlinear state estimation in essence;the single observer passive tracking may form a unobservable system,makes the tracking filter instable and divergent. 利用角测量估计目标的距离和速度实质上是一个非线性状态估计问题,这种单站被动式跟踪可能构成一个不可观测系统,将导致跟踪滤波器的不稳定和发散。
- A passive tracking system consisting of multi-radar reconnaissance stations usually uses the time difference of arrival (TDOA) tracking measurement method, which can achieve high tracking precision. 摘要针对多个雷达侦察站组成的无源跟踪系统，在用时间差法对目标进行跟踪时，各站点之间通信或信号测量被干扰，造成系统无法工作。
- The Passive Tracking System with Active Assistance 基于有源辅助的被动跟踪系统
- 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
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- He played a passive role in the marriage. 他在婚姻中扮演了一个被动的角色。
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- He had a passive expression on his face. 他脸上有一种漠然的表情。
- I'm trying to track down my old Aunt Maud. 我正试图寻找到我那年迈的婶婶莫德。
- In spite of my efforts the boy remained passive. 尽管我努力，那男孩还是不起劲。
- The cyclist went at full sail along the track. 自行车手沿着跑道全速前进。
- The slaves gave passive obedience to their master. 奴隶们乖乖地服从他们的主人。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- The new race track is nearly six miles in extent. 这条新跑道将近六英里长。
- Tracking wild animals requires great stealth. 跟踪野生动物必须悄然无声。
