查询词典 robust test

The major contributions of this dissertation are as follows:(1) Based on integral inequality, an LMI approach to the robust stability, robust stabilization and robust H_∞control of uncertain continuous-time and discrete-time linear singular systems with time-varying delay is developed.

论文主要工作有以下几个方面：(1)针对一类具有范数有界不确定的线性奇异时变时滞系统，基于积分不等式或有限和不等式，分别讨论连续和离散情形下的鲁棒稳定、鲁棒可镇定问题和鲁棒H_∞控制问题。

To weaken the influences of the position-dependent periodic disturbances and parameter uncertainties, the robust repetitive controller was designed, which associated structure singular value theory with the discrete-time repetitive control theory. The problem of robust repetitive control was transformed into one of H∞ optimal control using linear fractional transformation. The robust repetitive controller was achieved using D-K iteration procedure and made the servo system have stability, robustness and tracking performance.

为了削弱周期性扰动及参数变化不确定性的影响，将重复控制和结构奇异值理论相结合，利用线性分式变换(linear fractional transformation，LFT)将鲁棒重复控制问题转换成H∞最优控制问题，采用D-K迭代法设计鲁棒重复控制器(robust repetitive controller，RRC)，实现系统的稳定性和鲁棒性，提高系统的跟踪特性。

Because Traditional mean vector and covariance matrix are not robust estimator, this dissertation combines ideas of robust statistics with multivariable analysis method from robust statistics aspect.

所以，本文从稳健统计的角度出发，把稳健统计的思想加入到多变量统计分析方法中。

The sufficient conditions to guarantee robust exponential stability for the closed-loop systems are obtained based on Linear Matrix Inequality, moreover, the approach of design of robust H# output feedback controller is introduced.3 The problem of reliable H# control for a class of Lur"e systems with polytopic uncertainties is studied when all control components are operational as well as when some control components experience failures, the design approach of reliable H# controller is also obtained.4 Considering a class of uncertain Lur"e singular system with time-delays, the problem of robust stability is investigated based on Barbalats Lemma and nonsingular linear transformation of model reduction.

针对一类不确定Lur'e奇异时滞系统，基于Barbalat引理以及非奇异降阶变换，讨论了Lur'e奇异时滞系统的鲁棒稳定问题，提出了鲁棒H_∞状态浙江大学博士学位论文反馈控制器的设计方法。5、针对一类具有饱和执行器的不确定Lur'e奇异系统，提出了时滞依赖的鲁棒稳定与鲁棒二次镇定的充分条件，所的结果不需要参数的整定。6、针对任意协方差有界的有色噪声，讨论了一类不确定Lur'e奇异系统的鲁棒凡滤波问题，得出了鲁棒几滤波器设计的充分条件。7、针对一类不确定Lur'e时滞系统，通过线性变换，把它转换成奇异系统，根据奇异系统鲁棒控制理论所得出的鲁棒稳定与鲁棒镇定控制器设计的充分条件具有很小的保守性。

In fact, the control problems of the sonar array posture are track control problems. So On the basis of theoretic study, the author designs the robust output track control of the posture of the sonar base with regulable parameter and applies the study results of measurable disturbance decoupling and robust output track to the minehunting sonar array posture control, a robust control strategy with disturbance decoupling, output track and compensation for uncertainty is found.

猎雷声纳基阵的姿态控制问题实质上是跟踪控制问题，在进行理论研究的基础上，作者设计了具有可调参数声纳基阵姿态鲁棒输出跟踪控制系统，并基于反馈线性化方法将可测干扰解耦研究结果与鲁棒输出跟踪研究结果相结合，形成了同时具有干扰解耦、输出跟踪和不确定性补偿的猎雷声纳基阵鲁棒控制策略。

The thesis introduces the basic thoughts and contents of the robust statistics first, then applied the robust statistical methods to the analyzing of the residents' income and expenditure data of Tianjin City on this foundation, and then makes contrast with the traditional statistical methods, thus embodies the advantage of the robust statistical methods sensitively when the actual data doesn't obey the theoretical assumptions.

本文首先介绍稳健统计学的基本思想及其内容，在此基础上还将运用稳健统计方法对天津市居民收入和支出数据进行系统而全面的实证分析，并与传统的统计方法进行对比，从而从感性的角度来体现稳健统计方法在实际数据并不服从理论假定时所具有的不可比拟的优势。

By continuous working for 60 years, the Chinese geodesists have developed the quasi-stable adjustment principle, robust estimation based on equivalent weight principle, robust estimation for correlated observations, adaptively robust filters etc.

中国学者经过60年不懈努力，在自由网平差、拟稳平差、半参数估计、不适定问题解算方法、抗差估计、自适应滤波等领域做出了重要贡献，建立了许多新的理论、模型和方法，推进了大地测量数据处理理论的进展。

In experimental results, we compare FS test patterns with robust/non-robust test patterns.

实验结果，我们比较这方法产生的功能敏化测试样本和强健或非强健测试样本。

In this dissertation, An improved adaptive genetic algorithm for robust test generation is presented, which adaptively adjust genetic parameter with evolution effect and the choice of initial population is based on the feature of the robust test.

本文对标准遗传算法进行了改造，提出了一种自适应遗传算法来解决强健时滞测试生成，该算法建立了根据进化程度调整群体尺寸的启发策略来加速测试生成，并且在初始群体的选择上充分利用了强健时滞测试的特点以取得优良的初始群体。

Second, environmental test equipment: ventilation-type aging test machine, programmable temperature and humidity chamber, temperature chamber, Thermal Shock Test Chamber, ozone aging box, UV light weathering tester, salt spray testing machine, get wet in the rain chamber, xenon lamp weather-resistant test machine, sand and dust test chamber, the standard light source box test equipment such as environmental protection.

二、环境试验设备：换气式老化试验机、可程式恒温恒湿试验箱、高温试验箱、冷热冲击试验箱、臭氧老化箱、紫外灯耐候试验机、盐水喷雾试验机、淋雨试验箱、氙灯耐气候试验机、砂尘试验箱、标准光源箱等各种环保试验设备。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"