ID 原文 译文
7054 仿真结果表明,与现有方法相比,本文方法在不增加运算量的前提下具有更好的估计性能。 Simulation results show that compared with the existing method, without any increase in computational cost under the premise of this method has a better estimation performance.
7055 密集假目标干扰通过产生大量虚假回波扰乱雷达对真实目标的有效检测和识别,由于虚假回波信号与真实信号的高度相关性,雷达很难对其进行有效识别和抑制。 Dense false target jamming by producing a large number of false echo disrupt radar to the real goal of effective detection and recognition, due to the height of the false echo signal and real signal correlation, the radar it is difficult to carry on the effective recognition and suppression.
7056 针对该问题,提出了基于信号-数据多特征的脉冲多普勒雷达密集假目标干扰融合识别与抑制技术。 Aiming at this problem, was proposed based on signal - more characteristics of pulse doppler radar data dense false target jamming fusion recognition and suppression technique.
7057 通过速度量测统计分布特征提取、峰值邻域谱线抑制、谱线分布-信号幅度基本概率赋值构建及D-S证据理论融合判别实现了干扰的识别与抑制。 By statistical distribution feature extraction, peak velocity measurement neighborhood line, line - signal amplitude distribution of basic probability assignment and D - S evidence theory fusion criterion to achieve the recognition and interference suppression.
7058 仿真验证了该方法的有效性。 The simulation verify the effectiveness of the proposed method.
7059 飞机的使用与维修数据是评估飞机使用可靠性的重要依据。 And the use of aircraft maintenance data is an important basis of reliability is used to assess the plane.
7060 由于航空装备使用管理的特殊性,目前国内外对基于航空装备使用与维修数据的飞机可靠性评估技术缺乏系统的研究。 Due to the particularity of the use and management of aviation equipment, at home and abroad based on the plane of aviation equipment use and maintenance data reliability evaluation technology lack of system research.
7061 基于某型航空装备日常积累的维修保障数据,利用数据挖掘技术,获取与飞机训练、维护、维修、使用等相关的信息,建立飞机使用可靠度模型,描述飞机使用可靠性随飞行强度和服役年限的相关性,可用于实战或训练环境下飞机使用可靠性的预测。 Based on a certain type of aviation equipment daily maintenance support data, using data mining technology, obtain and flight training, maintenance, maintenance, use and other relevant information, aircraft use reliability model is established, and describe the plane flew serviceability with strength and service life of the correlation, can be used for actual combat aircraft or training environment using the reliability of the prediction.
7062 针对地球同步轨道合成孔径雷达(geosynchronous synthetic aperture radar,GEO SAR)长合成时间和大观测场景严重的二维空变将影响二维聚焦深度的问题,该文提出了一种GEO SAR两维奇异值分解成像方法。 In geosynchronous orbit synthetic aperture radar (geosynchronous synthetic aperture radar, GEO SAR) synthesis time and big scene serious two-dimensional space-variant will affect two-dimensional is focused on the problem of the depth, the paper puts forward a kind of GEO SAR imaging two-dimensional singular value decomposition method.
7063 该方法首先对距离空变信号进行奇异值分解得到距离多普勒的耦合特性,通过距离频率插值和重采样完成距离空变校正; This method firstly for singular value decomposition to get distance space-variant signals from doppler coupling characteristics, through the distance frequency interpolation and resampling complete distance space-variant correction;