最優濾波器 的英文怎麼說

中文拼音 [zuìyōulǜbōqì]
最優濾波器 英文
optimal filter
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 濾 : 動詞（除去液體雜質） filter; strain
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 最優 : optimal; optimum最優策略 optimal policy; optimal strategy; 最優設計 optimum design; 最優值 optima...
  • 濾波器 : [電子學] electric filter; （electric） wave filter; filter
  1. In this paper, the concept of acceleration ambiguity function ( aaf ) and acceleration resolution is put forward for the first time. using aaf, the effects of target ' s relative acceleration on several outputs of a linear - phase matched filter are analyzed, such as the output signal - noise - ratio loss, the doppler resolution, the constraint on optimal accumulative time ( opt ) and their tolerable limits

    論文首次提出並研究了加速度模糊函數和加速度分辨力的有關概念，並以加速度模糊函數為分析工具，詳細討論了加速度對線性相位匹配濾波器的輸出信噪比的損失程度、對多卜勒頻率分辨能力的影響程度、對最優相參積累時間的約束關系以及線性相位匹配濾波器輸出受加速度影響的容限等問題。
  2. Theory support is provided in this paper when platform parameters are designed. a fir low - pass filter is designed for the experiment following the criterion of maximal - error - minimization. the order and the impulse response sequence of the filter are presented in this paper

    本文運用最大誤差最小準則的優化設計方法設計出本試驗臺要用到的低通濾波器，給出了所設計濾波器的階數和濾波器單位響應序列，並畫出了該序列的幅頻響應特性曲線。
  3. In this thesis, first, we present the theory of sess system, the generation of the sess spreading code and its characteristics and the acquisition theory of conventional spread spectrum communication system. an efficient acquisition scheme based on periodically transmitting the synchronization head, which is composed of binary chaotic codes, using the matched filter and automatic decision threshold - level control based on a so - called constant false alarm criterion for sess system is present. the acquisition model of sess system is built and simulated in the awgn channel, the raleigh fading channel and imulti - address interfere condition

    本文首先概述了自編碼擴頻通信的原理、自編碼擴頻序列的產生方法及其特性和擴頻通信系統編碼同步的理論，然後針對自編碼擴頻通信系統提出了擴頻序列捕獲方案:周期性地加入混沌序列同步碼，並採用恆虛警率匹配濾波器捕獲法;在加性白高斯噪聲通道、瑞利衰落通道和多址干擾情況下進行了模擬，分析了各種捕獲性能:在選擇性能最優的混沌序列、適當的序列長度、虛警概率及門限值的情況下，可以獲得較短的捕獲時間和較大的捕獲概率。
  4. In order to better detect the image edge information, firstly, non ? linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filter, and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測系統中，微弱的回波圖像淹沒在強背景噪聲中，為更好地檢測這類含噪圖像的邊緣信息，首先應用特徵方向非線性中值濾波技術，濾去高斯噪聲；其次，選擇（ 3 ， 1 ）雙正交樣條小波作為原始小波濾波器，採用提升方案構造最優雙正交小波濾波器，應用構造的雙正交小波進行多尺度小波邊緣檢測；同時，通過定義浮動閾值，並應用於圖像邊緣檢測，較準確地定位了邊緣位置。
  5. In order to better detect the image edge information, firstly, non - linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filters and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測系統中，微弱的回波圖像淹沒在強背景噪聲中，為更好地檢測這類含噪圖像的邊緣信息，首先應用特徵方向非線性中值濾波技術，濾去高斯噪聲；其次，選擇（ 3 ， 1 ）雙正交樣條小波作為原始小波濾波器，採用提升方案構造最優雙正交小波濾波器，應用構造的雙正交小波進行多尺度小波邊緣檢測；同時，通過定義浮動閾值，並應用於圖像邊緣檢測，較準確地定位了邊緣位置。
  6. We discussed common methods of digital deconvolution and analyzed effects of noise on it. then, we simulated digital deconvolution filters and optimization criteria of filtration parameters. after that, we gave the application of them in the frequency band extension technique

    首先，介紹了數字反卷積的常用方法及噪聲對數字反卷積的影響；然後，研究了常用的數字反卷積濾波器及濾波參數的優化準則；最後，給出了數字反卷積在頻帶展寬技術中的應用。
  7. Using the proposed entropy minimization rule, the parameters of the wavelet filter are optimized

    採用最小熵方法對小波濾波器參數進行優化。
  8. In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical

    最後，實際研製了一套以dsp （高速數字信號處理器）和ipm （智能功率模塊）為核心的小功率混合型有源濾波裝置，在交交變頻acem實驗平臺上進行了全面的實驗研究，充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性，從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。
  9. Finally, a new sub - optimal recursive sage adaptive filter is achieved, which is adapt to process high dynamic data

    最終，得到了一種非常適合於高動態數據處理的新的次優遞推sage自適應濾波器。
  10. First, robust controllers design with mixed performance requirement is researched by giving output - feedback synthesis with h2, h and regional pole placement constraints. second, reduced - order robust filters design for continue - time / discrete - time systems is researched. the filters obtained are a set of permitted ones and have optimality and unbiased estimation

    首先，以極點配置、 h _ 2 、 h _為目標的輸出反饋綜合為例研究多目標魯棒控制器設計；再則，對連續離散時間系統研究降階魯棒濾波器設計，使得所設計的濾波器具有最優性和無偏性。
  11. Secondly, with combination of a certain type of radar, the application of genetic algorithm to optimum code selection and the iteratively reweighted least - square mismatched filter design for sidelobe reduction are discussed. the favorable experimental results are obtained, especially for 64 phase code

    最後，我們結合某型雷達，以64相碼信號為例，說明了遺傳優化演算法在編碼搜索中的優越性，並採用了迭代加權最小二乘演算法來設計失配濾波器以達到相位編碼信號的優化副瓣抑制目的，且給出了相應的模擬結果。
  12. The limited - jerk control commands are designed by fixing on a jerk maximum to limit the varying ratio of the reference orders, then the optimal time delays are solved by minimizing the oscillation energy of flexible modes

    通過確定最大沖擊值，對指令信號的時間變化率加以限制來設計有限沖擊控制指令，然後令柔性模態振蕩能量最小，計算濾波器的最優時滯。
  13. In designing a multi - structuring elements filter, combination rules and structuring elements of the morphological transform are determined automatically, and one kind of neural networks is taken for the filter, in optimzing structural parameters of the filter, three computation methods are designed respectively, by adopting some priori information in application fields to guide optimal structural parameter learning procedure, which are the bp adaptive learning algorithm, the heuristic genetic learning algorithm and the inductive simulated annealing learning algorithm

    在多結構基元濾波器設計中，通過學習人-機交互選定的目標樣本，自動確定形態變換的組合規則及其結構元素，最終以神經網路形式構成濾波器。在結構參數的優化學習中，利用應用領域的先驗知識，分別設計了自適應bp學習、啟發式遺傳學習和引導式模擬退火學習等三種最優化計算方法。
  14. Then this paper introduced the main method in multi - sensor integrated navigation - kalman filtering method, and a two - level optimization multi - sensor information fusion structure - combined filter which was originated by carlson and kerr, based on the structure of combined filter, it studied the method of navigating by the multi - sensor navigation system integrated by ins milemeter altimeter and piloting, then analyzed the effect of several filters. simulation proved that when altimeter were integrated, the height error was reduced a lot, and the combined filter is more effective than one - level kalman filter

    然後，介紹了組合導航中的關鍵技術? ?卡爾曼濾波方法，以及一種二級最優多傳感器融合結構? ? carlson ， kerr等人提出的聯合濾波器，並以聯合濾波器的結構為基礎研究了車載捷聯慣導系統與里程計、氣壓高度計、地標組合導航的方法，比較了幾種組合方法的效果。模擬結果表明，引入氣壓高度計可以有效的減小高度誤差，二級聯合濾波器的效果優於一級結構的卡爾曼濾波器。
  15. An approach for quality assessment of the filtered images was proposed. after qualitative and quantitative assessment, some conclusions have been drawn : ( 1 ) spatial filters are affected greatly by filtering window size, the size of 5 5 presents best result ; ( 2 ) enhanced frost filter, enhanced lee filter and gamma - map filter smooth the speckle noise well with a small sacrifice of losing texture details and narrow edges, which are better than other popular spatial filters ; ( 3 ) the results show that the proposed filter retains texture and edges well, so more researches are expected

    通過對jers - 1sar圖像的各種濾波圖像進行了目視評價和指標比較，得出如下結論: （ 1 ）各種空間濾波器受濾波窗口的影響很大， 5 5大小的濾波窗口濾波效果較好； （ 2 ）對比各種常用的空間濾波器，增強的frost濾波器、增強的lee濾波器和gamma - map濾波器在去噪和紋理、結構特徵保持方面效果最好； （ 3 ）小波濾波方法在保持sar圖像紋理細節方面表現出了很好的優勢，還有待進一步研究。
  16. In chapter 3, based on the idea of joint equalization, we adopt the decision feedback equalizers to perform the second equalization to overcome the problem of filterbank precoders - linear equalizers joint optimization proposed recently, and get a new optimal result

    在第三章中，基於聯合均衡的思想，針對國際上最新提出的濾波器組預編碼-線性均衡最優設計中存在的問題，文章提出了採用判決反饋均衡器完成二次摘要均衡，以消除殘留的塊間干擾，得到了新的最優設計結果。
  17. Two multi - objective optimal problems are solved by using the proposed algorithm. the numerical results demonstrated that the proposed algorithm is a robust vector optimizer for engineering multi - objective design problems

    最後將該演算法運用於一個變頻調速系統中輸入濾波器的電感線圈尺寸優化，證明該方法可以有效地運用於變頻調速系統的電磁兼容設計。
  18. The improved lms arithmetic can adaptive the minimum pulse response automatically by the guide line of minimum average square error and have the best filtering effect. the method is easy to practise and has been introduced extensively

    採用經過改進的lms （最小均方誤差）演算法來實現自適應濾波器，它以均方誤差最小為準則，能自動調節單位的最小脈沖響應，以達到最優濾波效果，這種方法簡便易行，已經被廣泛採用。
  19. While on another hand, the kalman filter ' s input, including signal and noise, should be well known in statistic mean, in fact, we often cannot get them, then we ca n ' t realize the best estimate

    另一方面，對于卡爾曼濾波，信號和噪聲作為濾波的輸入，在統計意義下，是已知的。而在實際中，常常無法知道其統計特性，或者它是隨時間變化的，上述濾波器就無法實現最優濾波。
  20. We propose two applications related to creases. one is to developing the minutiae - matching algorithm by firstly removing the spurious minutiae. the other is to developing the crease - matching algorithm

    基於最優濾波器，我們提出了多通道的檢測演算法，實驗證明了檢測演算法的有效性和魯棒性。
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