ID 原文 译文
5814 通过仿真实验验证:惯性系对准能够克服基座角晃动影响,受线振动干扰影响较大,惯性系多矢量相比双矢量对准更加充分利用量测矢量信息,对准性能更好; Through the simulation experiment validation: inertial system alignment can overcome base Angle slosh effects, are greatly influenced by line vibration interference, inertial system more than double vector vector more fully use vector measurement information, aimed at better performance;
5815 旋转调制能够抑制水平器件误差影响,相比单位置对准能够得到更高的对准精度。 Rotating modulation can restrain the error level devices, compared to the unit alignment can get higher registration precision.
5816 工程弹性系统(engineered resilient system,ERS)是美国国防部(department of defense,DOD)应对越来越不确定的任务和环境而提出的未来国防系统发展战略,对复杂系统的工程实践与系统弹性理论都带来新的挑战。 Engineering elastic system (engineered resilient system, ERS) is the United States department of defense (DOD) department of defense, to deal with more and more uncertain tasks and environment development strategy, and put forward future defense system to complex system of engineering practice and system elasticity theory has brought new challenges.
5817 首先,对ERS提出的背景和相关概念进行介绍,重点对美国国防领域对ERS的一些观点进行分析,包括ERS的关键属性、弹性工程与现役系统关系、ERS设计中考虑的因素和ERS与系统工程的关系等,并对美国DOD优先立项的ERS项目研究进展进行了的研究。 First of all, introduces the background and related concepts are put forward on the ERS, focusing on the defense area of ERS were analyzed, and some of the ideas including the key attributes of ERS, elastic engineering and active factor in the design of system relations, ERS and the relationship between ERS and systems engineering, etc., and the U.S.
5818 其次,对弹性相关的学术研究进行了述评,包括不同领域中弹性的概念、系统弹性不同的评价方法以及系统弹性设计方法,以便于对ERS的发展有一个较为全面的了解和借鉴。 DOD priority project ERS research progress on the research project.Second, the elastic on the academic research and related including the concept of elasticity in different fields, system elastic different evaluation method and elastic design method, in order to facilitate the development of ERS have a more comprehensive understanding and reference.
5819 最后,在ERS发展研究基础上,从理论和应用角度对ERS和系统弹性理论面临的挑战进行了讨论。 Finally, on the basis of ERS development research, from the perspective of theory and application of ERS and the challenge system elasticity theory is discussed.
5820 自动调制分类是确保通信安全、可靠的关键技术之一。 Automatic modulation classification is to ensure that the communication one of the key technology of safe and reliable.
5821 在低信噪比(low signal-to-noise ratio,Low-SNR)环境中,自动调制分类识别率低且识别类型受限。 In low signal-to-noise ratio (low signal - to - noise thewire, low SNR) environment, the automatic modulation classification low recognition rate and recognition limited types.
5822 利用零均值高斯白噪声(white Gaussian noise,WGN)的高阶累积量理论值等于0的性质,在信号分析过程中,引入高阶累积量,可使系统免受WGN的影响。 With zero mean Gaussian white noise (white Gaussian noise, WGN) of higher order cumulant the nature of the theoretical value is equal to zero, in the process of signal analysis, the introduction of higher order cumulant, can make the system from the effects of WGN.
5823 同时,引入深度学习网络结构完成微弱特征的表征,可有效解决调制方式受限及Low-SNR情况下的识别率下降问题。 At the same time, the introduction of deep learning network structure complete characterization of weak characteristics, can effectively solve the limited modulation method and recognition rate fall in Low SNR circumstance.