ID 原文 译文
47886 所提算法既具有自适应性,又比现有同类算法的运算速度大大提高,通过TerraSAR-X图像实验结果证明了该方法的有效性和工程实用价值。 Proposed algorithm with adaptive and similar than the existing algorithm of computing speed is greatly increased, through the terrasar-x image experiment results show the effectiveness of the proposed method and engineering practical value.
47887 二维像是雷达目标最重要的特征之一,它反映了目标的几何形状、散射结构等特性。 2 d like one of the most important features of radar target, it reflects the target scattering geometry, structure features.
47888 在目标存在微动的情况下,即使目标散射中心不发生越距离单元走动,微动带来宽带回波的非线性相位也会导致方位向的散焦。 In the target, the presence of micro does not occur even if the target scattering center unit, the more distance micro nonlinear phase can also lead to bring broadband echo location to the defocusing.
47889 针对这一问题,提出了基于相干多普勒干涉的微动目标宽带雷达成像算法,其核心思想是在对强散射中心所在的距离单元进行相干多普勒干涉成像的基础上,再进行目标二维像重构。 In order to solve this problem, was proposed based on coherent doppler interference micro target wideband radar imaging algorithm, its core idea is in the strong scattering center distance unit on the basis of coherent interference doppler imaging, and then to target the two-dimensional like refactoring.
47890 仿真实验验证了所提算法的有效性。 Simulation results verify the effectiveness of the proposed algorithm.
47891 针对红外海面背景杂波干扰严重,多特征融合的均值位移算法无法准确跟踪目标的问题,对原算法进行了改进,提出一种基于多特征融合均值位移跟踪的新框架。 For infrared background of sea clutter interference is serious, multiple feature fusion of mean shift algorithm can't accurate target tracking problem, on the original algorithm is improved, and put forward a new framework based on multiple features fusion average displacement tracking.
47892 在多特征融合均值位移跟踪的基础上,所提算法通过加入对目标区域的迭代分割并提取区域形心,实现了舰船目标的准确再定位; In multiple feature fusion average displacement track, on the basis of proposed algorithm by adding the iterative segmentation and extraction of the target area area centroid, realize the accurate reorientation of ship target;
47893 在局部分割的基础上,提出了对多特征模板尺寸和目标模型的更新方案,实现了对红外海面背景下舰船目标的准确、鲁棒跟踪。 In a local was proposed on the basis of the characteristics of multiple template size and target model update scheme, to achieve the goal of background infrared sea ships are accurate and robust tracking.
47894 利用实际红外图像序列对算法性能进行验证,实验结果表明,所提算法能够更准确、有效地跟踪图像序列中的舰船目标。 By using actual infrared image sequences to verify this algorithm performance, the experimental results show that the proposed algorithm can more accurately and effectively track the ship targets in image sequences.
47895 动态重构系统安全机理分析的主要困难在于系统的复杂特性,这种复杂特性集中表现在动态重构系统功能主体的动态变化。 Dynamic reconfiguration system security mechanism analysis of the main difficulty lies in the complex system characteristic and the complex features concentrated expression in the dynamic changes of the dynamic reconfiguration system function main body.