ID 原文 译文
12124 利用美国AIRSAR系统采集的半月湾地区数据进行实验表明:该方法在实现图像去噪的同时,能够有效的保持地物的散射特性。 Using the AIRSAR system of half moon bay area data experiments show that the method in the implementation of image denoising and at the same time, can effectively keep the scattering characteristics of ground objects.
12125 随着未来宽带、超宽带通信技术的发展,现有以传统奈奎斯特采样定理为基础的信号的采集、传输、存储和处理系统将面临严峻的挑战。 With the development of future broadband, ultra broadband communication technology, the existing traditional Nyquist sampling theorem based signal collection, transmission, storage and processing system will face serious challenges.
12126 模拟-信息转换器(analog-to-information convertor,AIC)将可能是这些挑战的有效解决途径。 Analog information converter (analog - to - information convertor, AIC) would be an effective way to solve the challenges.
12127 AIC是近年来国内外研究的热点。 ‭AIC is a hotspot of research at home and abroad in recent years.
12128 其以压缩感知原理为理论基础,突破传统的奈奎斯特采样定理的约束,以远低于奈奎斯特速率对信号进行采样。 Based on the theory of compressed sensing principle, break through the traditional Nyquist sampling theorem, far lower than the Nyquist rate of signal sampling.
12129 并确保能准确重构出原始信号,是稀疏信号的有效获取方法。 And ensure that can accurately reconstruct the original signal, is the effective method to obtain the sparse signal.
12130 以稀疏信号采集为主线,综述了近年来AIC设计与实现的研究进展,分析了不同方案在稀疏信号获取方面的优势与不足; ‭With sparse signal acquisition as the main line, AIC in recent years were reviewed the research progress of the design and implementation, analyzes the different schemes in sparse signal gain advantages and disadvantages.
12131 描述了国内外的相关研究进展,并对未来AIC可能的发展方向进行了展望。 Describes the related research progress both at home and abroad, and for the future development direction of AIC may is prospected. ‭
12132 针对固定翼无人机(unmanned aerial vehicles,UAVs)自主着陆过程中的航迹角跟踪控制问题,提出了一种非线性增益递归滑模控制方法。 For fixed wing uav (unmanned aerial vehicles, UAVs) track Angle tracking control problem in the process of autonomous landing, this paper proposes a nonlinear gain recursive sliding mode control method.
12133 通过引入一个新的非线性增益函数,并设计含有积分项的递归滑模面,在保证航迹角跟踪控制精度的同时有效改善了控制系统的动态品质; By introducing a new nonlinear gain function, and the design of recursive integral sliding mode surface, while ensuring track Angle tracking control accuracy at the same time effectively improved the dynamic quality of control system.