基于MRP参数研究了卫星姿态跟踪问题。
The problem of attitude tracking maneuvers of satellite is studied with MRPs.
许多空间飞行任务要求航天器姿态跟踪控制。
The attitude tracking control of spacecraft is demanded in many missions.
研究了姿态稳定、姿态机动和姿态跟踪问题。
The attitude stabilization, attitude maneuver, and attitude track for the reconfigurable spacecrafts are studied.
研究了具有参数不确定和外部干扰的飞艇姿态跟踪控制问题。
The attitude tracking control problem for an airship with parameter uncertainties and external disturbances was considered.
研究了具有参数不确定性和外部干扰的卫星姿态跟踪控制问题。
The attitude tracking control problem for a satellite with parameter uncertainties and external disturbances is considered in this paper.
该系统的视觉部分主要完成机器人姿态跟踪及捕获目标的识别定位。
The vision part of the system tracks the gestures of the robot and at the same time hunts the target to identify its location.
检验了大部分提出的单个刚体姿态跟踪和多个刚体姿态同步的控制算法。
Most of the proposed control laws, from single rigid body attitude tracking to multiple rigid bodies attitude synchronization, are verified.
讨论了其滑模面的构造方法和解耦控制条件，在姿态控制中保证了姿态跟踪期望值。
As to the attitude stablization of reentry vehicle with parameter uncertainties, its variable structure decoupling control law is designed and simulation results are given.
理论分析和仿真研究表明此控制律具有姿态跟踪精度高，实时计算量小，便于工程实现等优点。
Theoretical analysis and the simulation results show that this method has the advantages of good attitude tracking accuracy, less real time calculations and easy realization.
针对存在不确定惯量矩阵和外干扰的刚体航天器姿态跟踪系统，提出了一种自适应滑模控制方法。
For rigid spacecraft attitude tracking system with uncertain inertia matrix and external disturbances, an adaptive sliding mode approach is presented.
当诊断出故障时，重构控制律的参数对系统进行补偿控制，使得故障下飞行器的姿态跟踪精度得以维持。
Once a fault is detected and isolated, controller parameters can be reconfigured to compensate the loss of performance and keep the good attitude tracking accuracy of the spacecraft.
当诊断出故障时，重构控制律的参数对系统进行补偿控制，使得故障下飞行器的姿态跟踪精度得以维持。
Once a fault is detected and isolated, controller parameters can be reconfigured to compensate the loss of performance and to keep the good attitude tracking accuracy of the spacecraft.
理论分析和仿真研究表明，提出的控制方法具有姿态跟踪精度高，实时计算量小，便于工程实现等优点。
Theoretical analysis and simulation results show that the proposed control method has high tracking accuracy and low computation load and is easy for application.
赵刚强，陈岭， 陈根才。 基于配准和多层外观模型的三维头部姿态跟踪。 浙大学报（工学版）。
G. Q. Zhao, L. Chen, G. C. Chen. 3D head tracking using SIFT-based registration and scale invariant view-based appearance model. Journal of Computational Information Systems, 2008.
为进一步降低算法耗费，定义了计算周期的多个层次，最终给出实时参考姿态指令，用以实现参考轨迹的姿态跟踪控制。
To further reduce calculation cost, multiple computing cycles were defined. The output reference attitude command was used to realize the attitude tracking control of reference attitude trajectory.
使得姿态跟踪误差系统不仅可在有限时间内从任意状态到达滑动面，而且也可在有限时间内沿滑动面收敛到零，并给出了严格的数学证明。
The tracking error system can not only be controlled to the sliding manifold from any initial state in finitetime but also converge to zero along the sliding manifold in finitetime.
完整的捷联成像制导系统包括图像的获取，运动目标的检测、跟踪，制导规律，姿态控制等五大方面。
The whole strap-down imaging guidance system contains the acquisition of image, the detection and tracking of moving target, the guidance law, and the attitude control.
本文把该方法应用于无人直升机，给出了自适应姿态控制系统和跟踪控制器的设计方法。
This method is applied to an unmanned helicopter, and the design of an adaptive attitude controller and a trajectory-tracking controller are presented.
最后，利用设计的PID控制器实现纵向姿态的跟踪控制，达到直升机纵向稳定控制的目的。
Finally, we use the designed PID controller to realize the longitudinal attitude tracking control of the helicopter.
人脸问题主要包括：人脸检测、人脸跟踪、人脸识别，以及其衍生出来的姿态和表情分析四个应用领域。
Human face problems consist of four parts: human face detection, human face tracking, human face recognition and the derived analysis of pose and expression.
人脸问题主要包括：人脸检测、人脸跟踪、人脸识别，以及其衍生出来的姿态和表情分析四个应用领域。
Human face problems consist of four parts: human face detection, human face tracking, identification of human face and the interrelated pose and expression.
本文最后设计了直升机模糊pd轨迹跟踪控制器，与姿态角控制器相结合，完成对整个飞行控制系统的设计。
Finally, the dissertation designed the fuzzy PD controller of trajectory tracking, which is combined with attitude Angle controller, so that the whole flight controller is completed.
文章提出了一种基于肤色模型，结合椭圆环模板进行人脸跟踪及姿态估计的算法。
This paper presents an algorithm for facial tracking and pose estimation based on skin color model and elliptical template.
结合后退设计方法和自适应控制理论，对载体姿态可控的空间机器人系统提出了一种自适应跟踪控制算法。
An adaptive control scheme is developed for the tracking control of space robots with an attitude controlled base by combining the back-stepping design approach and adaptive control theory.
姿态随动稳定跟踪天线平台的控制算法，采用位置前馈、速度和位置反馈控制。
The control algorithm of attitude follow-up stabilization and tracking antenna platform adopts position feed-forward control, speed control and position feedback control.
虚拟现实系统和计算机仿真系统中广泛采用电磁跟踪系统测量用户的头部或手部的位置和姿态来实现人机交互。
Electromagnetic tracking systems are widely used in Virtual Reality and computer simulation system to measure the attitude and position of the users hand or head to perform Human-Computer Interaction.
多组试验结果表明，该算法对光照变化、姿态变化、部分或完全遮挡下的跟踪具有较强的鲁棒性。
Numerous experimental results show that the proposed algorithm can track targets well under illumination changes, large pose variations, and partial or full occlusions.
它可以成功地用于检测环境温度，真实姿态，如果电路板的设计跟踪环境温度。
It can be successfully used to sense ambient temperature if the circuit board is designed to track the ambient temperature.
它可广泛应用于人脸跟踪、人脸识别、姿态识别、表情识别、头部像压缩及重构、脸部动画等领域。
It finds applications in various areas, such as face detection, face recognition, gesture recognition, expression recognition, face image compression and reconstruction, and face cartoon.
文中通过研究无人机纵向航迹跟踪和横侧向协调转弯的控制律使得无人机可以以下确的姿态沿预定的航迹飞行。
The UAV can fly along the scheduled fight path with correct attitude by the research of the control law of portrait flight track and transverse coordinated turn.
应用推荐