ID 原文 译文
38586 本文以传统的比例制导律为基础,提出基于强化学习的变比例系数制导算法。 In this paper, on the basis of the traditional proportional guidance law, based on the variable ratio coefficient of reinforcement learning guidance algorithm.
38587 该算法以视线转率作为状态,依据脱靶量设计奖励函数,并设计离散化的行为空间,为导弹选择正确的制导指令。 Turn to the line of sight rate as a state, the algorithm based on miss distance design reward function, and discretization of the design space, choose right for missile guidance commands.
38588 实验仿真验证了所提算法比传统的比例制导律拥有更好的制导精度,并使导弹拥有了自主决策能力。 Experimental simulation verify the effectiveness of the proposed algorithm is better than the traditional proportional guidance law has better guidance accuracy, and makes the missile has the autonomous decision-making ability.
38589 频率分集阵列(frequency diverse array,FDA)通过波束指向自由度的增加,为雷达系统在空间、时间以及频率控制等方面的性能提升提供了可能。 Frequency diversity array (frequency diverse array, the FDA) through the beam pointing to the increase of the degree of freedom, for a radar system in the aspects of space, time and frequency control performance.
38590 针对现有文献中较少研究的平面FDA(planar FDA,PFDA)展开分析。 In view of the existing literature less the plane the FDA (planar FDA, PFDA) analysis.
38591 首先,分析了PFDA阵列的阵列结构及接收信号处理机制,推导了PFDA阵列的线性增量-时变频偏增量。 First, analyzed the PFDA array array structure and the received signal processing mechanism, linear increment PFDA array was deduced - frequency partial increment.
38592 之后,在采用非线性频控函数的同时,将PFDA阵列划分为基于单边子阵、对称子阵以及交叉子阵的阵列结构,从而将一维FDA阵列的方向图解耦技术扩展到二维面阵。 Later, at the same time of the nonlinear frequency control function, could be divided into based on unilateral PFDA array submatrix, symmetrical submatrix and cross array structure of submatrix, to one dimensional array in the direction of the FDA extended to the two-dimensional array graphic coupling technology.
38593 此外,研究了基于PFDA阵列的稳健波束形成技术。 In addition, based on PFDA array robust beamforming technology are studied.
38594 最后,仿真验证了本文结论的正确性。 Finally, the correctness of the simulation verify the conclusions in this paper.
38595 现有认知雷达成像系统的资源调度策略只从距离向(或波形设计)或者方位向一个维度进行资源调度,没有充分分配和利用雷达系统资源,为此提出了一种针对步进频率逆合成孔径雷达成像系统的二维资源自适应调度算法,来进一步提高雷达系统的工作效率。 Existing cognitive radar imaging system resource scheduling strategy only from a distance to (or waveform design) or bearing a dimension of the resource scheduling to insufficient system resources allocation and use of radar, therefore put forward a kind of inverse synthetic aperture radar imaging system for stepping frequency resource of two-dimensional adaptive scheduling algorithm, to further improve the working efficiency of the radar system.