查询词典 tracking program

The control methods in existence can not suffice for the needs of tracking precision bit by bit. How to improve the tracking precision has come to be the disquisitive highlight recently.

现有的控制方法已渐渐不能满足控制精度的要求，如何提高伺服系统的跟踪精度成为近年来研究的热点。

The principle of computer auxiliary tracking technology is elaborated. The application of gyroscope stabilizationbased computer auxiliary tracking in shipborne electrooptical system is described.

同时，介绍了计算机辅助跟踪技术的原理以及在陀螺反馈惯性稳定技术的基础上结合计算机辅助跟踪的综合控制技术在舰载光电设备上的应用。

Third, based on the idea of designing controller to enhance tracking precision, a new control method for improving the tracking precision and compensating the frication is advanced.

基于通过控制器设计来提高运动跟踪精度的思想，提出了基于零相位前馈和卡尔曼滤波的摩擦跟踪补偿的方法。

Cheng, Y. Mean-shift, Mode Seeking and Clustering. IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 17, pp. 790, 1995.[2] Comaniciu D, Ramesh V, Meer P. Kernel-based Object Tracking. IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 25, pp. 564-577, 2003.[3] Collins R, Liu Y and Leordeanu M. Online Selection of Discriminative Tracking Features. IEEE Trans. on Pattern Analysis and Machine Intelligence, Vol. 27, pp. 1631-1643, 2005.[4] Nummiaro K, Koller-Meier E and Gool L.V. An Adaptive Color-based Particle Filter.

本文针对MS跟踪和粒子滤波跟踪各自的优缺点，将其两者进行了很好地结合，提出了两步跟踪算法，其特点有：保留了MS跟踪实时性的优点的同时，也具有粒子滤波在遮挡情况下的鲁棒性等特点；在所需的每步粒子跟踪中，以上一步的跟踪结果与模板的相似度为先验知识，自适应地选取粒子个数和传播半径，缓解了粒子缺乏多样性的缺点，也根据这个相似度来判断是否需要对目标模板的更新，保证了更新的有效性。

The result of calculation show that the maximum tracking angular velocity, the f rame rate of image sensor and relative velocity were the main factors that affect tracking ability of infrared imaging seeker during endgame.

通过分析弹目平行交会模型，对影响弹道终端导引头跟踪能力的诸要素进行了定量研究，并结合某型红外成像导引头的技术参数，对其终端跟踪能力进行了计算，计算结果表明，导引头的最大跟踪角速度、导引头图像探测器的帧频、弹目相对速度是影响导引头终端跟踪能力的主要因素。

With the state-of -date computer-aided control technology,in which the coordinate transformation and retransformation,the digital calculation and filtering/regenerative compensating calculation are carried out,the compound control-tracking system with regenerative feedback is built up and the high-precision tracking to high-speed moving objects is finally realized.

为提高伺服系统跟踪精度，利用现代计算机辅助控制技术，用软件进行坐标变换与反变换、数字计算与滤波和再生补偿量的计算，构成具有再生反馈的复合控制跟踪系统，最终实现对高速运动目标的高精度跟踪。

In the tracking module,a"relation matrix"was built to realize mul- tiple objects recognition,and the parameters of objects could be predicted by using kalman filter for tracking, and then,locus could be obtained even when a dynamic occlusion occurred between two or more...

在跟踪模块中，提出建立帧间目标&关系矩阵&实现多个运动目标匹配，并采用卡尔曼滤波器预测目标参数，在运动目标相互遮挡的情况下，根据预测参数跟踪目标，获得目标轨迹。

In this paper,the necessity of frequency tracking in ultrasonic cleaning equipmens is discussed.Based on introduction on the principle of the mian circuit of the ultrasonic power supply for cleaning equipmens and the principle of PLL,the output frequency of 74HC4046 is changed by a single chip measuring the phase difference between volage and current.The software of adaptive tracking technique with varied frequency steps is completed.

讨论了超声波清洗机中自动频率跟踪的必要性，在介绍超声波清洗机的主电路原理、PLL锁相环原理的基础上，利用单片机检测超声电源负载的电流、电压的相位差，从而改变74HC4046 的输出频率，完成了变步长频率跟踪软件设计。

Furthermore, through the linearization model, the control laws of the aped tracking and feedback is designed and so the observer is designed and it can improve the velocity and accuracy of the speed-tracking under the condition which guaranteed the stability of the whole closed loop system.

本文正是为解决此类非线性限制问题而进行了深入的理论研究，在综合分析三相交流直线永磁同步伺服电动机非线性动态数学模型的基础上，采用反馈线性化控制理论，建立了三相交流直线永磁同步电动机速度跟踪闭环系统动态的输入—输出模型，进而通过该线性化模型设计反馈控制律、速度跟踪控制律和负载阻力扰动观测器，在保证整个闭环系统稳定的前提下，提高伺服跟踪的快速性和精确性。

Furthermore, through the linearization model, the control laws of the aped tracking and feedback is designed and so theobserver is designed and it can improve the velocity and accuracy of the speed-tracking under the condition which guaranteed the stability of the whole closed loop system.

本文正是为解决此类非线性限制问题而进行了深入的理论研究，在综合分析三相交流直线永磁同步伺服电动机非线性动态数学模型的基础上，采用反馈线性化控制理论，建立了三相交流直线永磁同步电动机速度跟踪闭环系统动态的输入—输出模型，进而通过该线性化模型设计反馈控制律、速度跟踪控制律和负载阻力扰动观测器，在保证整个闭环系统稳定的前提下，提高伺服跟踪的快速性和精确性。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。