ID |
原文 |
译文 |
50177 |
设计分数阶控制器对估计的干扰进行实时补偿,实现火箭的姿态控制, |
The interference of fractional order controller is designed to estimate the real-time compensation, to control the position of the rocket, |
50178 |
通过引入可调参数使得控制器参数调整范围变大,保证控制器具有更好的控制精度。 |
by introducing an adjustable parameter makes the controller parameter adjustment range, to ensure that the controller has better control precision. |
50179 |
考虑到控制器参数多且难以被确定,采用一种基于遗传算法和粒子群优化的混合算法对参数进行调整; |
Considering the controller parameters is much and hard to be identified, adopt a hybrid algorithm based on genetic algorithm and particle swarm optimization to adjust parameters; |
50180 |
通过仿真验证了所提算法可以获得良好的动态性能、抗扰性和鲁棒性。 |
Through the simulation verify the effectiveness of the proposed algorithm can obtain good dynamic performance, immunity and robustness. |
50181 |
由于调频连续波(frequency-modulated continuous-wave,FMCW)雷达具有重量轻,成本低,高分辨等优势,在圆迹环扫合成孔径雷达(circular scanning synthetic aperture radar,CSSAR)快速广域成像方向具有较大的应用前景。 |
Due to the frequency modulation continuous wave (frequency modulated continuous wave, FMCW) radar has a light weight, low cost, the advantages of the high resolution, sweep in round trace their synthetic aperture radar (circular scanning synthetic aperture radar, CSSAR) rapid wide-area imaging direction has great application prospect. |
50182 |
针对CSSAR信号特点以及该模型下FMCW信号所引入剩余二次相位误差,提出了一种适用于FMCW-CSSAR的成像方法, |
According to the characteristics of the CSSAR signal and FMCW signal under the model introduced by the rest of the quadratic phase error, this paper proposes a suitable for FMCW - CSSAR imaging methods, |
50183 |
该方法充分考虑了CSSAR高阶斜距近似的特点并对相应的剩余二次相位误差进行补偿,实现了精确成像。 |
the method is fully considered the characteristics of the CSSAR higher-order slant distance approximation and the corresponding residual quadratic phase error compensation, achieve the precise imaging. |
50184 |
最后,点目标的仿真实验验证了所提算法的有效性。 |
Finally, point target simulation experiments verify the effectiveness of the proposed algorithm. |
50185 |
提出一种融合目标分块、显著质心建模和多级关联的多目标跟踪(multi-target tracking,MTT)方法,用于提高互遮挡、相似目标干扰场景中的跟踪鲁棒、准确性。 |
Partitioned and significant centroid is proposed a fusion target modeling and multilevel association of multiple target tracking (multi - target tracking, determined by MTT) method, is used to improve emerged-occlusion and similar target tracking in the scenario of robustness and accuracy. |
50186 |
利用自适应阈值背景差分检测运动区域; |
Using adaptive threshold background difference detection movement area; |