The filter dynamics are built in the three dimensional engagement scenario and the states are composed of relative position, velocity, missile acceleration and target acceleration.
在三维坐标下，创建包含导弹运动方程、目标运动方程、弹目相对运动方程的滤波模型。
The missile guidance law utilizing nonlinear variable structure control is proposed. The acceleration command input is determined considering the target acceleration as an uncertainty.
针对导弹拦截问题，在非线性系统滑模变结构控制理论的基础上，提计出一种新型滑模变结构导引律；
If the observed acceleration in case-finding is maintained, DOTS programmes will detect more than 60% of cases in 2005, but they will fall short of the 70% target.
如果观察到的病例检出速度维持不变，DOTS规划在2005年检出的病例将多于60%，而它们将低于规定的70%的目标。
The dissertation demonstrates the maneuvering target imaging model with acceleration and rotating motion and its signal processing to solve attitude perturbation of the targets.
针对机动目标存在的姿态扰动，研究了具有加速度和旋转运动的机动目标成像模型及其信号处理过程。
Third-order profile generation with on-the-fly velocity, acceleration, jerk and target position changes.
三阶剖面一代对-飞行速度，加速度，反射和目标位置的改变。
In a TV target tracing system, image matching recognition also play an important part. This thesis applies correlation and SSDA acceleration algorithm to image matching.
在电视目标跟踪系统中，图像的匹配识别也占有关键的地位，本文采用了归一化互相关法和SSDA加速算法进行图像匹配。
Iterative method is a basic method of numerical calculation, acceleration for iterate is a target.
迭代是数值计算中最基本的方法，迭代的加速一直是人们追求的目标。
Because this algorithm USES precision normal acceleration model, precision of tracking maneuvering target of algorithm is very well.
由于该算法对法向加速度精确建模，所以对机动目标的跟踪精度较高。
Because this algorithm use precision normal acceleration model, precision of tracking maneuvering target of algorithm is very well.
由于该算法对法向加速度精确建模，所以对机动目标的跟踪精度较高。
The high ability of optoelectronic tracking servo system to tracking and acquiring fast moving targets is required , along with the rapid enhancement of target speed and acceleration .
随着被测目标速度和加速度的提高，对光电跟踪伺服系统的快速捕获能力也提出了越来越高的要求。
With the increase of the velocity and acceleration of the moving target, it produces a large accretion of dynamic error of O-E theodolite.
随着被测目标运动速度和加速度的不断提高，导致光电经纬仪电视跟踪的动态误差急剧增大。
Because this algorithm can estimate the normal and tangent acceleration, it may be used to implement the tracking for the complexly and highly maneuvering target after appropriate model-set design.
由于本算法能够估计出目标的法向和切向加速度，进行适当的模型集设计后，可以实现对复杂、快速机动目标的全过程跟踪，具有可扩展性的应用前景。
Because of the taking into consideration of the real time acceleration estimation, this filter method is applicable to maneuverable tracking of the target using its trajectory data.
由于考虑了加速度的实时估计，该滤波方法尤其适用于对弹道式目标的机动跟踪。
With the algorithm, the current state of maneuvering target can be estimated directly and correctly without assuming the model of maneuvering acceleration.
该算法不需要假定目标的机动加速度模型，而是直接正确地估计出机动目标的当前状态，不存在任何估计滞后与修正问题。
The turning rate is calculated at each step from the velocity and acceleration estimates of interacting output as the magnitude of the acceleration divided by the speed of the target.
每一步通过交互输出的速度和加速度的估计值来计算转弯速率，它的大小等于加速度和速度的比值。
The velocity and acceleration of target are necessary parameters to forecast the target's dimensional position, and have important value to capture continuously for photoelectrical tracking equipment.
目标的运动速度、加速度，是估计目标后续空间位置必需的重要参数，对光电设备持续捕获目标具有重要现实意义。
Envelope migration of radial target with constant acceleration was researched in chapter four.
第四章对径向匀加速目标的包络走动补偿问题进行了研究。
The acceleration follows the mechanic principle, the proton energy increases with the laser intensity while it decreases when the target thickness and density increase.
加速过程符合力学原理，随着激光峰值强度的增加，质子束的能量也随之增加；
Abstract: By implementing a continuous control acceleration, the relative position of a mission satellite to a target satellite can keep fixed during the mission.
摘要对任务星施加持续的控制加速度，使其在飞行过程中相对于目标卫星的空间位置保持不变，即实现任意位置悬停飞行。
By implementing a continuous control acceleration, the relative position of a mission satellite to a target satellite can keep fixed during the mission.
对任务星施加持续的控制加速度，使其在飞行过程中相对于目标卫星的空间位置保持不变，即实现任意位置悬停飞行。
A two-stage Kalman estimator is used to estimate the acceleration of the target.
使用一种两阶段卡尔曼估计来估计目标的加速度。
Based on that, a new mode of detection of information about maneuvering target on the basis of range-acceleration spectrum of the improved algorithm is proposed and its rationality is testified.
在此基础上给出了基于改进算法的距离-加速度谱图检测目标机动信息的模式并证明了该检测模式的合理性。
Using" the method of analytical reconstruction the acceleration information of target is added into-the missile guidance law. The performance of the homing missile are improved."
在导弹上用解析重构的方法形成目标加速度信息并引入导引规律，提高了自动导引导弹的性能。
Simulation results show that both the precision and impact angle are met well even when target maneuvers with a large acceleration. And the guidance law has no use f…
仿真表明，当目标以较大加速度机动时仍然能满足末端角度和精度的要求，并且不需要任何目标运动信息，对目标机动有较好的鲁棒性。
The problem of unobservability for a bearings only target tracking system is discussed in this paper based on the target traveling in the 2 dimensional space at a uniform acceleration.
针对二维空间作匀加速运动的目标，对纯方位系统跟踪的不可观测性问题进行了讨论。
Because the utility model adopts the form of electron-acceleration of ion-ion bonding so as to cause ion flow collected by a base plate (a workpiece) is only 10 to 15 percent of target current.
由于本实用新型偏压采用电子—离子加速—离子结合形式，使基板(工件)所收集到的离子流是靶电流的10—15%。
The mathematic model is built according to the three-dimensional relationship between the missile and the target whose acceleration is introduced as disturbance.
基于三维弹目相对运动学的非线性关系，将目标机动作为系统扰动，建立了弹目相对运动的数学模型。
The mathematic model is built according to the three-dimensional relationship between the missile and the target whose acceleration is introduced as disturbance.
基于三维弹目相对运动学的非线性关系，将目标机动作为系统扰动，建立了弹目相对运动的数学模型。
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