• 目标运动速度估计精度直接决定速度补偿效果

    The compensation result is determined by the precision of velocity estimation.

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  • 通过优化算法卡尔曼轨迹预测相结合解决目标运动速度过快全部遮挡问题。

    Furthermore, the target moving fast and entire occlusions are resolved through combining the optimal algorithm with the Kalman forecast.

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  • 随着被测目标运动速度速度不断提高,导致光电经纬仪电视跟踪的动态误差急剧增大。

    With the increase of the velocity and acceleration of the moving target, it produces a large accretion of dynamic error of O-E theodolite.

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  • 利用最小外接矩形灰度信息作为目标的特征向量匹配目标对象,求取各目标运动速度

    The outer rectangular bounds and tonal-gradation information are employed to be eigenvectors to match respective targets, so as to get the speed of them.

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  • 针对机动目标存在姿态扰动研究具有速度旋转运动的机动目标成像模型及其信号处理过程

    The dissertation demonstrates the maneuvering target imaging model with acceleration and rotating motion and its signal processing to solve attitude perturbation of the targets.

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  • 介绍一种在复杂场景下进行运动目标速度检测技术方法

    A method to detect the respective speed of multiple motion targets in complex scenes is presented.

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  • 速度矢量引入目标运动模型从而更好描述机动目标

    The velocity vector is introduced into the model describing target motion, which depicts the target moving more precisely.

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  • 研究了透射成像系统光源种类、光源能量、棉层厚度皮棉运动速度成像目标影响

    And the impacts on imaging target by the type and energy of light source as well as thickness and velocity of lint movement were also discussed.

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  • 步进频率雷达目标径向运动导致合成的目标径向一维距离像产生距离波形失真,需要目标速度进行估计补偿其影响。

    In stepped frequency radar, the velocity of targets must be estimated and compensated to eliminate the range migration and distortion due to target moving.

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  • 研究基于速度特征矢量提取运动目标图像分割方法

    An image segmentation method based on the velocity feature vector of moving target was proposed.

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  • 然后运用模板匹配方法,求得目标运动速度

    By using matching method, the velocity of every target can be determined.

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  • 计算了不同情况下需要进行目标运动补偿最小速度变化单元,讨论距离补偿方法

    The minimum target velocity needed to compensate is computed , and the range rate compensation method is dis-cussed.

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  • 速度求解目标运动要素潜艇作战常用目标运动要素求解方法。

    The least square method about velocity is used usually to solve the essential factors of target motion in submarine operation.

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  • 利用等效相位中心原理建立天线斜置情况下三通道运动目标回波信号模型,给出了天线倾斜角目标检测、最小可检测速度盲速影响。

    The echo model of moving target is established based on three channels with the slant-placed antennae in terms of the equivalent phase center principle.

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  • 方法降低基于粒子滤波运动目标跟踪方法迭代一定次数会出现粒子权重聚集的粒子退化速度

    This method can reduce the weight degradation rate of particle aggregation which occurs in the particle filter moving target tracking method after a certain number of iterations.

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  • 实际应用中,只要满足可观性原理就可以通过运动观测平台估计出目标位置速度

    In the practical applications, the position and velocity of target possibly can be obtained by a single moving observation platform using measurement data.

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  • 根据剪剪切机构工作特点综合考虑连杆运动轨迹速度位置建立目标优化模型

    Based on the working feature of flying shear mechanisms and considering the motion track, velocity and position Angle of connecting rod, a multi-objective optimization model is built.

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  • 建立了固体相干激光雷达运动目标速度测量系统

    Measurement of speed of moving object by a solid-state coherent lidar is studied.

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  • 激光测速雷达技术利用激光多普勒效应测量固体目标运动速度,或者速度分布

    Velocity of solid targets and velocity distribution of flowing fields can be measured by Laser Doppler Velocimeter (LDV) technology based on Doppler Effect.

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  • 为了提高测量精度通过对角速度传感器灵敏度误差进行校正得到更为精确目标运动速度

    To improve the survey precision, we revise the null position and sensitivity errors through the linear operation, and more accurate target angular velocity results could be got.

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  • 控制目标移动式倒立摆在平面内指定的移动速度转动速度运动,并且保持平衡

    The purpose is to make the mobile inverted pendulum move at the reference translational speed and rotational speed in the two-dimensional plane while keeping its link being balanced.

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  • 首先通过运动目标分割,分析得到各个物体形状特征面积大小运动速度

    Firstly, the shape moment features, size and velocity of each object are obtained through the segmentation of moving objects.

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  • 目标运动基本假设在一段观测时间保持常速度,并随机速度扰动

    A basic assumption concerning source motion is to consider it to be of constant velocity with random perturbations over the observation intervals.

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  • 通过对定位数据微分获得目标速度参数是靶场估计目标运动参数的常用方法

    Using position data to obtain velocity parameters of object through differential coefficient is a general method in range.

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  • 计算运动目标速度实际速度进行了比较。

    The calculated velocity of the moving target is compared with the actual velocity.

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  • 利用多普原理实现了运动目标速度测量,利用脉冲回波测距原理实现运动目标距离测量。

    The speed of moving-target was measured based on the principle of PD frequency shift, and the range of moving-target on the pulse-echo principle.

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  • 系统利用激光原理:即运动目标通过激光光幕时,采集光通量变化从而获得运动目标平均速度

    The principle of the system is laser screen cutting: when the object moving laser screen, its velocity is gained using of acquiring optics flux.

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  • 采用不同间隔序列差分构成并行识别系统结构使整个系统能够探测各种不同速度运动目标

    The discontinuous frame difference optical flow field algorithm can be composed of the parallel structure system, which can detect different kinds of moving objects with different velocities.

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  • 提出种在连续时空空间对序列图像中运动目标速度进行估计算法

    This paper presents an algorithm for moving target moving target velocity estimation in continuousspatio-temporal space.

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  • 速度传感器输入输出近似线性关系,测量输出的电压值即可得到目标运动的角速度

    The relationship between a type of angular velocity trans's input and output is linear, from the output voltage we can know target angular velocity.

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