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vehicle tracking     
相关语句
  车辆跟踪
     A Method of Vehicle Tracking Based on GM(1,1)
     一种基于灰色预测模型GM(1,1)的运动车辆跟踪方法
短句来源
     GPS-BASED LAND VEHICLE TRACKING AND MONITORING SYSTEM
     基于GPS的陆地车辆跟踪与监视系统(英文)
短句来源
     Vehicle tracking based on fuzzy clustering and α-β-γ filter
     基于模糊聚类和α-β-γ滤波的车辆跟踪
短句来源
     Research of Vehicle Tracking Technique Based on Information Fusion
     基于信息融合的车辆跟踪技术研究
短句来源
     In the vehicle tracking module, it mainly study the Optical Flow Equation (OFE) and the three-step block matching algorithm, and choose the later by writing computer programs.
     在车辆跟踪模块,重点研究了运动估计算法中基于光流方程的方法和三步块匹配算法,并编写计算机程序对算法进行了验证和比较,确定采用三步块匹配算法进行车辆运动估计。
短句来源
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  车流跟踪
     The Algorithm Research on Vehicle Tracking and Speed Estimating Based on Non-Calibrated Camera
     基于无标度摄像机的车流跟踪与速度估计算法研究
短句来源
  车辆的跟踪
     The results show that the algorithm can realize the vehicle tracking effectively.
     实验结果表明,该算法能够有效地实现车辆的跟踪
短句来源
     The angle control formula of the camera & pan-tilt-device system is educed with its vision coordinates, which provides theory basis for moving vehicle tracking.
     通过摄像机-云台系统所采用的视觉坐标系,推导出了摄像机-云台系统转动的角度控制公式,为运动车辆的跟踪提供了理论基础。
短句来源
     (3) The moving vehicle tracking problem is discussed at two conditions: the camera is still and the camera is moving.
     (3) 讨论了在摄像机固定情况下和在摄像机运动情况下运动车辆的跟踪问题。
短句来源
     Moving vehicle tracking technology is currently one of the most active research topics in the field of computer vision. It aims at detecting moving vehicles in dynamic image sequences, and tracking trajectories of vehicles, so that the motion parameters such as speed and acceleration can be obtained.
     目前,运动车辆的跟踪技术是计算机视觉领域中最活跃的研究主题之一,其核心内容是利用计算机视觉技术从动态图象序列中检测出运动车辆、并跟踪出其运动轨迹,从而可获知运动车辆的速度、加速度等运动参数。
短句来源
     Moving vehicle tracking is one focus problem in the domain of computer vision.
     运动车辆的跟踪技术已成为目前计算机视觉研究的一个焦点问题。
短句来源
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  载体跟踪
     The paper describes a navigation system that tightly integrates low-cost Inertial Measurement Unit (IMU), Single Frequency DGPS (SF DGPS), and odometer for land vehicle tracking and navigation. The motivation of the technique is for reliable navigation, even when some of the GPS signal is blocked in the Canyon area.
     为了提高导航设备的可用性,保证用户即使在类似峡谷的地带也可以接收到GPS信号,研究了一个低成本集成导航测量组件(IMU)、单频DGPS(SFDGPS)和速度传感器的载体跟踪和导航系统.
短句来源
     Due to its high accuracy, low-cost, full navigation states, and high output rate, the system has wide applications, such as vehicle tracking, aviation, automatic mining, and precise farming.
     系统高精度、低成本,适用于任何状态的导航以及高频率的输出,可以用于诸如载体跟踪、航空、自动采矿以及精细农业等广泛的应用领域.
短句来源

 

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  vehicle tracking
A model-based vehicle tracking system for the evaluation of inner-city traffic video sequences has been systematically tested on about 15 minutes of real world video data.
      
Combination of Edge Element and Optical Flow Estimates for 3D-Model-Based Vehicle Tracking in Traffic Image Sequences
      
This paper presents a commercial vehicle tracking system as an example of a distributed real-time system with mobile components and focuses on the issue of clock synchronization.
      
In a vehicle tracking system computers aboard moving vehicles determine periodically their geographical position and transmit it to a control center.
      
We also present the flowcharts of the microcontroller software and base station software and give examples of vehicle tracking for a fleet of eight units.
      
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Using the state space method and the modern time series analysis method[1],based on white noise estimators and output predictors, this paper presents a new approach for solving the steady-state optimal self-tuning Kalman smoothing problem of linear discrete time-invariant systems with input and its application in flight vehicle tracking system.The simulation results show its applicability and its usefulness.

应用状态空间方法和现代时间序列分析方法[1],基于白噪声估值器和输出预报器,提出了解决带输入的线性离散定常系统稳态最优和自校正Kalman平滑新方法,并给出了在飞行器跟踪方面的应用,仿真结果说明了本文结果的实用性和有效性。

A land vehicle tracking and monitoring system based on the integration of differential global position system (DGPS), dead-reckoning (DR), and map matched technology is studied. In this paper, from the economic point of view, a new scheme using the one-way directional communication link, is presented. Moreover, 8-state Kalman filter is proposed for integrated DGPS/DR system. When field tests are carried out using two C/A code GARMIN GPS receiver, the positioning accuracy less than 5 m (1σ) is achieved.

介绍了建立在差分GPS和航位推算(DR)组合基础上的低成本陆地车辆跟踪与监视系统.从低成本角度出发,文中提出了采用单方向通讯数据链的新方案。为了保证定位精度,给出了差分GPS算法,并且详细研究了一个8状态的Kalman滤波器.最后使用两台C/A码GPS接收 机进行野外跑车试验.结果表明,差分定位精度小于5m.

This paper discusses an application of spread spectrum and Code Division Multiple Access(CDMA) Technology in vehicle Tracking Telemetering & Control(TT&C) system,proposes an advanced Spread Spectrum Microwave Unified TT&C System(SS MUTTCS).Then the constitution,principles,performances and key techniques of SS MUTTCS are analyzed

讨论扩频和码分多址技术在飞行器测控中的应用,提出一种新型的扩频体制微波统一测控系统(SS-MUTTCS),分析其组成原理、性能和关键技术。SS-MUTTCS由于伪随机码固有的测距能力和扩频二次调制机制,使测距、测角、测速、遥测、遥控和通信等多种功能得到了真正内在的统一,并可解决测距和测速在精度、分辨率和作用距离等方面的矛盾;采用码分多址技术,可实现多目标测控、多地面站测控信号和设备的统一;由于SS-MUTTCS能在低信噪比,低门限下工作,频谱分散,功率密度低,PN码具有良好的噪声特性,使系统能适应现代电子战和电子对抗的要求,安全性高,保密性强,抗截获,抗干扰。简要分析在飞行过程的恶劣环境下,PN码的同步捕获和跟踪是实现SS-MUTTCS的技术关键和难点。

 
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