ID 原文 译文
8264 说明了模型可信度计算和缺陷回溯方法,并给出了一个模型验证实例,详细说明了仿真模型验证指标体系的应用过程。 Illustrates the model of reliability calculation and defect backtracking method, and gives a model validation as an example, detailed to demonstrate the application of the index system of the simulation model validation.
8265 针对传统方法无法有效度量多源异步航迹时空相似性的问题,该文提出了一种适用于多源异步航迹的相似性度量模型。 In view of traditional methods can't effectively measure the source problem of asynchronous track is space-time similarity, this paper puts forward a suitable for multi-source similarity measure model of asynchronous track.
8266 基于时间和空间联合约束下寻找近似时空特征匹配点的思想,通过设置时间和空间阈值上寻找符合要求的匹配点,并通过空间相似函数度量匹配点的相似性,确定最优匹配点并计算多源航迹间的航迹时空相似度。 Based on joint under the constraints of time and space for the ideas of the matching point approximate temporal and spatial characteristics, by setting the threshold for time and space requirements of matching points, and through the spatial similarity function, similarity matching point was measured to determine the optimal matching point and calculate the track of time and space similarity between multi-source track.
8267 实测数据表明,该模型可以有效度量异类传感器航迹的相似性,且时间性能较优。 Experimental data show that the model can effectively measure similarity of heterogeneous sensors track, and has a better time performance.
8268 基于该模型的航迹关联算法在仿真的复杂多目标环境中的关联准确性优于现有算法,且在对海雷达误差估计中得到了应用。 Correlation algorithm based on the model in the simulation of complex multi-target environments associated accuracy is better than the existing algorithms, and in the error estimate of sea radar applications.
8269 针对正交频分复用(orthogonal frequency division multiplexing,OFDM)系统在时间—频率双选择性信道环境中由同相正交(in-phase and quadrature-phase,IQ)支路不平衡耦合多径时变信道导致的复杂子载波间干扰问题,提出了一种基于球形译码算法和并行干扰消除算法的IQ不平衡补偿方法。 For orthogonal frequency division multiplexing (orthogonal frequency division multiplexing, OFDM) systems in double time - frequency selective channel environment by in-phase quadrature (in - phase and quadrature phase, IQ) branch coupling caused by multipath time-varying channel imbalance between complex sub-carrier interference problem, this paper proposes a sphere decoding algorithm and parallel interference elimination algorithm based IQ imbalance compensation method.
8270 该方法通过对系统模型进行简化与分块处理,采用球形译码算法消除块内的子载波间干扰,采用并行干扰消除算法抑制块间干扰,并进行交替迭代运算。 The method through the simplification of system model and block processing, USES the sphere decoding algorithm to eliminate the interference between the subcarrier inside, suppress interference between block, using the algorithm of parallel interference elimination and alternating iterative computation.
8271 仿真结果表明,提出的算法在时间—频率双选择性信道环境下具有良好的IQ不平衡补偿性能。 The simulation results show that the proposed algorithm in double time - frequency selective channel environment has a good IQ imbalance compensation performance.
8272 在动态不确定环境下,考虑威胁障碍物的机动性和无人飞行器(unmanned aerial vehicle,UAV)携带传感器的探测误差,可有效地提高UAV执行任务的安全性和可靠性。 In dynamic uncertain environment, consider threat obstacles mobility and unmanned aerial vehicles (unmanned aerial vehicle, UAV) carry sensor detection error, can effectively improve the security and reliability of the UAV's mission.
8273 本文在速度障碍法的基础上,将动态不确定性通过威胁障碍速度矢量方向角的偏差进行表示,并建立了动态不确定性速度障碍模型(dynamic velocity obstacle model,DVOM); In this paper, on the basis of the speed barrier method, the dynamic uncertainty by threatening obstacle to speed vector direction Angle deviation, said speed barriers and set up the dynamic uncertainty model (dynamic velocity obstacle model, DVOM);