簡約頻率 的英文怎麼說
中文拼音 [jiǎnyāobīnlǜ]
簡約頻率
英文
reduced frequency-
An algorithm of attribute frequency reduction based on discernibility matrix
基於可辨識矩陣的屬性頻率約簡演算法From the results, we can know that, the key way to raise the inductor quality factor and self resonance frequency is to less substrate eddy current loss. the simple model can accurately equal to each parameter on integrated inductor
由模擬結果可知，提高集成電感品質因數與自諧振頻率的主要途徑是要減小襯底的渦流損耗，其簡約集總模型可較為精確的等效集成電感各埠電氣特性。The innovative ideas in this paper are that robust h control theory based on conventional ip controller is applied to the high - precision feed of a single axis, and the controlled plant is composed of ip velocity loop and two - order model of linear motor. a constraint condition on y in the problem of h2 / h is deduced from the frequency criterion of riccati equation, which makes the repeated computation on r simple. considering the two - loops control problem, the h state feedback controller based on ip controller as the inner controller is applied to satisfy the velocity performance of the system, and a pi controller, the external controller, is used to satisfy the position performance
本文的創新之處在於將傳統的ip速度控制器和直線電動機的二階模型作為一個廣義的被控對象，利用魯棒h _控制理論設計了一個h _狀態反饋控制器，以此解決高精度進給的控制問題，並在此基礎上研究了h _ 2 h _混合控制問題，結合h _代數riccati方程正定鎮定解存在的頻率判據，推出了一個控制器存在的約束條件，使以往須反復試探的，有了更進一步的約束范圍，簡化了計算。This method is easy to implement and has no restriction on array geometry and sensor patterns ; three methods for the design of broadband frequency invariant beamformer are proposed, which are the method of resampling signals received by the array, the dft ( discrete fourier transform ) interpolation method and adaptive synthesis method, respectively. examples and performance analyses are given for each method ; a simplified linear constrained minimum variance broadband adaptive algorithm that based on dft interpolation method is presented. compared with conventional broadband adaptive algorithms, the presented method can reduce computation work greatly
提出了一種簡單、易於實現的恆定束寬波束形成器設計方法，該方法對陣形和陣元指向性沒有任何限制；分別提出了基於陣列接收數據重采樣、基於dft插值和自適應綜合的三種具有頻率不變波束圖的寬帶波束形成器設計方法，對于每一種設計方法都給出了一個設計實例並做了性能分析；提出一種基於dft插值的簡化線性約束最小方差寬帶自適應陣列演算法，該方法可以大大降低自適應陣列的運算量。Algorithm of attribute reduction based on attribute frequency function in rough set
基於屬性頻率函數的粗糙集屬性約簡演算法Through the study in the data reduction, this paper presents a new reduction algorithm named horafa - svdm and an incremental algorithm of the heuristic optimal reduct finding algorithm of the frequencies function named horafa ? a
本文通過在數據約簡方面的研究，提出了對利用屬性頻率函數的啟發式約簡演算法的改進演算法? ? horafa ? svdm演算法，以及這個演算法的增量版本? ? horafa ? ia演算法。According to the results of the experiment, the paper discusses the question that it takes too much time in the finding reduct when this kind of the algorithm is used in the data set without core. an adaptive model horafa - a is constructed with the heuristic optimal reduct finding algorithm presented in the paper
同時根據實驗討論了該類演算法對于無核數據集所存在的需要大量時間求約簡的問題，在這個問題的探討中，本文結合上述利用屬性頻率函數的啟發式約簡演算法提出了一個可以實現演算法自適應的模型? ? horafa ? a 。In the field of discretization, frequencies function is imported to the ns algorithm and the new reduct finding algorithm are shown. a new concept - - - - - - candidate core and a new algorithm based on it are presented to solve the question in the ns algorithm with the heuristic reduct finding algorithm
在離散化方面，將屬性頻率函數引入到ns演算法中，提出了相應的約簡演算法，同時為了解決啟發式約簡演算法在ns演算法中存在的問題提出了新的概念? ?候選核和基於候選核的bcc演算法。The item of attribute frequency in the scan vector was taken as heuristic information to improve the efficiency of attributes reduction
以掃描向量中的屬性頻率項作為屬性約簡搜索的啟發信息，提高了屬性約簡效率。Experiments have demonstrated that, under the condition of constant temperature ( 20 ), the frequency error of double - frequency laser interferometer with two longitudinal modes could be controlled within 10 " 9 even with conditions such as with cool or hot air blowing, it can still be kept within 10 " 7. self - organised fuzzy control methods can be realised in a single - chip processor which contains fuzzy optimisation and self - organisation functions. the above - mentioned system possesses the following advantages : simple
/ znl （式中c為光速， l為諧振腔長， n為空氣折射率，其值約790mhz ） ，原理上對目前可能要求的測量速度都能滿足;它發出的光為一對互相垂直的線偏振光，與塞曼型雙頻激光干涉儀相比，它不用外加軸向磁場及1 / 4波片，因此結構簡單，造價低廉。At this part, it firstly comes up with a quasi - static frequency selective fading channel model. based on this channel model, considering about the characteristics of the model and the lattice reduction complexity, we proposed a new detection strategy, which is the lll detection algorithm combined with decision - feedback technique
首先提出了準靜態頻率選擇性多徑通道模型，然後基於該模型提出了一種新的用於準靜態頻率選擇性通道的檢測方案，即與判決反饋相結合的格約簡輔助檢測方案。分享友人