ID 原文 译文
8034 最后,利用具有近似退化规律的同源装备测试数据对LRVM进行了改进,通过D-S证据理论对两种模型的预测结果进行了融合,建立了联合局域相关向量机(united local relevance vector machine,U-LRVM)模型。 Finally, using homologous equipment test data with approximate degradation rule of LRVM was improved, through the D - S evidence theory of two models of forecasting results, set up a joint local relevance vector machine (united local relevance vector machine, U - LRVM) model.
8035 通过对导引头相关参数的实例预测,验证了该方法的可行性和优越性。 By instance of seeker related parameters prediction, verified the feasibility and superiority of this method.
8036 三维成像对空间目标测量、分类、识别等具有重要的意义。 Three dimensional imaging of space target measurement, classification, recognition, etc. Has the vital significance.
8037 线性调频步进信号具有瞬时带宽较窄的特点,可获得较远的探测距离,在空间目标监视中具有优势。 Stepped chirp signal has the characteristics of instantaneous bandwidth is narrower, remote detection range is available, and has advantages in the space target surveillance.
8038 基于线性调频步进信号模型,提出了一种空间自旋目标时变三维成像的方法,并对由此产生的距离走动等问题进行了详细讨论。 Based on stepped chirp signal model, this paper puts forward a kind of space spin target time-varying three dimensional imaging method, and the resulting walking distance and other issues discussed in detail.
8039 通过采用L型三天线雷达,首先分别获得各天线回波对应的高分辨距离像(high resolution range profile,HRRP)序列; Three antenna radar by using L, first of all, respectively to obtain the corresponding antenna echo of high resolution range as (high resolution range profile, HRRP) sequences;
8040 然后利用Hough变换提取高分辨距离像序列中各个目标散射点的自旋运动特征,以获得各个散射点的自旋"轨迹"; Then use Hough transform to extract the high resolution distance as a sequence of each spin movement characteristics of target scattering point, in order to obtain the scattering points of spin "track";
8041 最后通过对不同干涉平面内的高分辨距离像序列进行干涉处理,获得各散射点在每一慢时间时刻的空间方位向和俯仰向位置,结合高分辨距离像序列获得的距离向信息即可准确重构散射点的时变空间三维位置。 Finally through the high resolution of different interference plane interference distance like sequences, to obtain the scattering points in each time point of spatial orientation and to pitch to position, combined with high resolution distance as distance of sequence to get information can accurately reconstruct the 3-d spatial location of scattering points.
8042 仿真实验验证了文中自旋目标时变三维成像方法的有效性。 Simulation results verified the spin target time-varying three-dimensional imaging method is effective.
8043 云计算中不断增长的资源种类、数量以及不断变化的用户需求给资源调度带来了极大的挑战,其中之一就是如何在复杂纷纭的云计算环境中为用户寻找真实所需的资源。 Cloud computing resources type and quantity of the growing as well as the changing of user demand brought great challenges to resource scheduling, one of which is how to complex mixed cloud computing environment for users to find the resources needed.