recursive algorithms中文什么意思

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1. the adaptive sr, studied in this thesis, means that the system automatically selecting parameter with a recursive algorithm, not adaptively adding noise . a parallel connection sr system is introduced and its application in digital frequency shift modulation signal transmission is discussed
   我们初步提出了参数自适应随机共振的思想以及收敛算法，同时，我们还研究了数字信号载波调制传输中的并联随机共振系统。
2. the new scheme employs a recursive algorithm to design controllers for every subsystem, respectively, and takes predesigned control inputs as disturbances . by using lyapunov method, the state of the closed-loop control system is proved to be bounded, with tracking error converging to zero
   该方案通过逐层递推的方法，分别针对每一个子系统单独设计控制器，将本层之前已设计好的多项控制输入作为等价干扰，利用李亚普诺夫方法，先证明闭环系统的状态有界，再证明跟踪误差渐近收敛到零。
3. chapter two is focused on the wang-ball curves, including definition, properties and recursive algorithms . using the dual functional of the wang-ball basis, the author derives the subdivision algorithms for the wang-ball curves for the first time and then obtains some identical equations of calculation combination
   第二章介绍wang-ball曲线的定义及性质，以及wang-ball曲线的递归求值算法，利用wang-ball基函数的对偶泛函，作者在这里给出wang-ball曲线的显式细分算法，并由此导出几个计算组合恒等式。
4. under the condition of " comparatively weak correlation between the two noises involved, coherence function is used as a frequency domain amplification factor for improving snr of the output signal to the filter and the speech enhancement effect . meanwhile, a real-time recursive algorithm is put forward in substitute for current algorithms based on short time fourier transform . the new algorithm will simplify computations and will be suited for real-time implementation together with the adaptive systems
   接着针对上述nanc系统两路输入信号噪声相关性弱的情况，用相干函数作频域增益因子来提高输出信噪比与改善语音增强效果，同时，通过一种实时迭代算法解决了短时傅氏变换计算量大的问题，简化了计算，便于实时处理与实际应用。
5. several typical fault signals in electromechanical system are analyzed with it . in addition to the improved harmonic wavelet in chapter 4, a new half-complex wavelet is presented to improve the complex wavelet, which is given by chaari . o . a unilateral recursive algorithm is derived to improve the real-time characteristic
   仿真分析中利用该算法实时消去特定频率的干扰信号，突出故障特征信号，提高故障特征信号的提取能力，该算法还成功地解决了电力系统单相电路瞬时谐波及无功电流的检测问题。