three-dimensional tracking

Three-dimensional human motion tracking is an important research domain in machine vision field in recent years.

三维人体运动跟踪是近年来机器视觉领域一个十分重要的研究方向，其应用领域相当广泛，如人机交互、智能动画合成、视频监控等。

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Based on the three-dimensional servo tracking system of carrier-based satellite antenna, the azimuth angle, elevation angle, and polarization angle of antenna were controlled through two-dimensional motor driver mechanism.

基于舰载卫星天线三维伺服跟踪系统，通过二维电机驱动机制控制天线方位角、俯仰角和极化角。

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Observability of Satellite-to-Satellite Three-Dimensional Passive Tracking Using Bearings-Only Measurements electric triangular illuminated indicator for vehicles with trailers

单星对卫星仅测角被动跟踪的三维可观测性研究（英文）电动照明三角指示器，带施车车辆用

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The method is suitable for three-dimensional tracking gate set because of a small amount of calculation and simple process.

该方法适合于三维空间的跟踪门设置，计算过程简单。

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: Introduced the property of LQD-900 multi-knife slitting machine, air operating roll cutting, they have three advanced points: flat without deformation 、 tighten uniformly and auto-tracking let off system.

介绍了LQD-900多刀纵裁机的性能，气动式滚切刀裁断，被动卷取的三大优点：平整、不变形、松紧均匀，自动跟踪式导开系统。

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A three-loop system is constructed for a vector control permanent magnet linear synchronous motor ( PMLSM). In the speed-loop and current-loop, an IP controller and a state feedback controller are used for high accuracy and rapid tracking and to restrain disturbance.

把一矢量控制的永磁直线电机构成一个三环系统，在速度环和电流环内采用IP速度控制器和状态反馈控制器，以实现电机的高精度快速进给，并抑制外部扰动对系统的影响。

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The tests were normal in peripheral diseases except that three cases of eye tracking test were type ⅲ.

周围病变组除3例视跟踪为Ⅱ型外，其余正常。

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The system provides a hardware platform not only for real-time measurements of the relative position between ships and offshore platforms, but also for achieving the goal of identifying and calculating three-dimensional position during vessel tracking process.

该系统为船舶与海洋平台间相对位置的实时测量，以及在船舶跟踪过程中实现对跟踪目标的识别及三维位置的计算提供了硬件平台。

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In order to improve the complex high-dimensional state space search efficiency, and to obtain better tracking results, the parallelism of quantum computing will be introduced to the immune cloning algorithm among is used to solve the three-dimensional human motion tracking problems.

为了提高对复杂的高维状态空间的搜索效率，求得更优的跟踪结果，将量子计算的并行性引入到免疫克隆优化算法之中，用于求解人体三维运动跟踪问题。

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Proposed a three-dimensional human motion tracking method based on Quantum-Inspired Immune Cloning Algorithm ( QICA).

提出了一种基于量子免疫克隆算法的三维人体跟踪方法。

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The method of three optical channels is used to design the optical system. The key technologies of multi-threading, video collecting, image processing and the control of single-chip microcontroller and stepping motors are used to realize three-dimensional real time automatic tracking of pupil.

采用先进的三光路设计方法实现光学系统的设计，采用多线程、视频捕捉、图像处理、单片机及步进电机的控制等关键技术，实现了瞳孔的三维实时自动跟踪。

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Three-dimensional head pose tracking using registration and multi-scale appearance model

基于注册和多尺度表观模型的三维头部跟踪

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After three and a half hours of tracking down the studio's hidden snitches and slurping its unctuous Butterbeer, Beatrice wanted to get back to London already, and I had to be dragged back to the bus.

碧翠丝在影棚里追捕隐藏的小飞贼，啜饮油腻的奶油啤酒，消磨了三个半小时之后，就已经想回伦敦市了。她拖着我踏上了返程的公交车。

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The average operation time of DSP is 2 ms with one primary window size 230 × 200, 0.4 ms with three secondary Windows size 60 × 60 respectively. Under the tanglesome background, prompt tracking the targets of low contrast is achieved.

1个320×160主窗口的DSP平均处理时间为2ms，3个60×60副窗口的DSP平均处理时间各为0.4ms，实现了复杂背景下低对比度目标的快速跟踪。

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Motion capture records the information of motion can be processed by computer with motion sensors, optical devices tracker etc. Processing the original motion data to restore the three-dimensional information of the tracking.

运动捕捉技术是利用运动传感器、光学设备等跟踪器记录计算机可处理的运动数据，还原运动物体的空间三维信息的技术。

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