ID |
原文 |
译文 |
16885 |
最后利用形态学对阶段决策图进行后处理,并根据所得的最终决策图融合图像。 |
At last, the final decision map is achievedto fuse the source images by post-processing the phase decision graph with morphology. |
16886 |
该文算法直接利用超像素分割块进行图像融合,其相较以往利用重叠块的融合算法可达到降低时间复杂度的目的,同时可获得较好的融合效果。 |
Experimental results show that the proposed method achieves the goal of reducing time complexity and attains better fusion effect compared with the state-of-the-art fusion methods which utilize overlapping blocks. |
16887 |
在有向网络拓扑下,该文研究了2阶大时滞多智能体系统的一致性,提出具有加权项的时滞状态导数反馈协议,改进了大通讯时滞导致系统震荡的问题。 |
Under the directed network topology, the consensus of the second order multi-agent system withlarge communication delay is studied, the protocol of delayed-state-derivative feedback with weighting term isproposed, which improves the problem of system oscillation caused by large communication delay. |
16888 |
首先引入具有加权项的时滞状态导数反馈协议,并给出2阶多智能体系统的闭环形式; |
Firstly, thedelayed-state-derivative feedback protocol with weighting term is introduced, and the closed-loop form of thesecond-order multi-agent system is given. |
16889 |
然后采用频域分析法求出2阶多智能体系统渐近实现稳态一致的充要条件,并证明与传统一致性协议相比,2阶多智能体系统在具有加权项的时滞状态导数反馈协议下能够容忍更大的通讯时滞; |
Then, the sufficient and necessary conditions for the asymptoticsteady-state consensus of the second-order multi-agent system are obtained by using the frequency domainanalysis method, and it is proved that the second-order multi-agent system can tolerate the greatercommunication delay under the delayed-state-derivative feedback protocol with weighting term. |
16890 |
最后通过数值仿真验证了具有加权项的时滞状态导数反馈协议的优势。 |
Finally, the advantage of the delayed-state-derivative feedback protocol with weighting term is verified by numericalsimulation. |
16891 |
外辐射源雷达采用不可控的第三方辐射源,其电磁传播条件复杂,尤其是在低空目标探测中,检测性能极大地受到杂波特性的影响,使得传统恒虚警算法性能明显下降。 |
Passive radar uses third party radiation source, which is uncontrollable. Due to the complicatedelectromagnetic propagation conditions, especially in a low altitude target detection, the detection performanceof the radar is greatly affected by clutters, leading to significant degradation of the performance of traditionalconstant false alarm algorithm. |
16892 |
为了改善检测性能,该文提出一种基于雷达杂波空间划分的动态有序矩阵恒虚警检测算法(DOM-CFAR)。 |
In order to improve the detection performance, a Dynamic Ordered MatrixConstant False Alarm Rate (DOM-CFAR) algorithm based on radar clutter space partition is proposed. |
16893 |
该算法将杂波空间从距离和多普勒维进行划分,构造为有序矩阵,再根据背景杂波变化进行动态极值替换、提取杂波估计中值用以计算检测阈值,从而使得检测算法阈值可动态适应杂波功率变化。 |
In thisalgorithm, an ordered matrix is constructed after dividing the clutter space from distance and Dopplerdimension. Then the dynamic extreme value is replaced according to the background clutter change and theestimated median value of clutter is extracted so as to calculate the detection threshold. This algorithm makesthe threshold value of detection can dynamically adapt to the clutter power change. |
16894 |
仿真和实测结果表明,该算法可以在均匀杂波、多目标和杂波边缘等复杂情况下保持稳定的检测性能。 |
The simulation and measurement results show that the algorithm can maintain excellent detection performance under the complex environment with uniform clutter, multi-target and clutter edge. |