濾波分析 的英文怎麼說

中文拼音 [lǜbōfēnxī]
濾波分析 英文
filter analysis
  • 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...
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  • 析 : Ⅰ動詞1. （分開; 散開） divide; separate 2. （分析） analyse; dissect; resolve Ⅱ名詞（姓氏） a surname
  1. Thirdly, in the environment of labview, several kinds of vis used for sensor signal test are designed, including wave generation, time domain measurement, filter disposal, frequency analysis, etc. after that, wavelet analysis in the application of one - dimensional signal de - noise is studied, threshold and translation invariance wavelet de - noise are realized, and wavelet de - noise vi for zero drift signal of the fiber optic gyro in fcs is designed using labview

    接著，在labview環境下開發了多種用於傳感器信號測試的虛擬儀器，具有波形發生、時域測量、濾波處理、頻譜分析等多種功能。隨后，研究了小波分析在一維信號消噪中的應用，實現了labview環境下的閾值法和平移不變量法小波消噪，並利用labview設計了飛控系統中光纖陀螺零漂信號的小波消噪儀。
  2. Analysis of dynamic economic phenomenon using filtering method

    動態經濟現象的濾波分析策略
  3. In this dissertation, the data process ( dp ) subsystem and radar control program ( rcp ) subsystem of gbr simulation system have been studied and discussed. the main work and innovation of this dissertation is as follows : ( 1 ) track filter, the basic element of track system, has been researched. we analyze the advantage and disadvantage of common target kinematic model such as constant velocity model, constant acceleration model, noval statistic model

    本文是基於某gbr模擬系統的合作項目中，本人負責的數據處理子系統和雷達控製程序子系統的研究和開發的結果，主要進行的工作和創新有: （ 1 ）基於跟蹤系統最基本的要素-跟蹤濾波，分析了當前常用的微分多項式模型， cv與ca （常速與常加速）模型，時間相關模型， noval統計模型，以及機動目標「當前」統計模型等目標運動模型的優缺點和雷達的觀測誤差。
  4. By applying dwt and mallat in wavelet analysis, the oscillation signal of active power on transmission line is decomposed and reconstructed ; the strategy of upfc ' s secondary control based on wavelet is proposed by using the reconstructed active power as input signal. simulation results verify the efficiency of damping subsequent swing quickly under serious power oscillation circumstance that is hard to damp by ordinary upfc controller. the system dynamic stability is apparently enhanced

    針對系統功率波動頻率較高情況下upfc對系統后續擺穩定的控製作用難以得到充分發揮的情況，採用小波分析的mallat塔式演算法對系統功率波動信號進行分解，並基於mallat塔式重構演算法的思想濾除了信號的冗餘擾動成份，尋找到一個高壓縮比、低相對誤差的重構功率信號，從而使其能夠符合upfc實際控制需要。
  5. On the basis of extensive reading and research of theory of the wavelet, it is presented a practical method based on odd theory of wavelet analysis to remove the white noises from transient fault current traveling waves of high voltage transmission line via multi - size analysis of wavelet

    本文在廣泛閱讀和深入研究小波理論的基礎上，論文提出了一種基於小波分析的奇異性理論對通過小波多尺度變換的高壓輸電線路故障電流暫態行波信號進行白噪聲濾除的實用方法。
  6. Therefore, basic methodologies for stochastic seismic and filtering responses of nonlinear structure are studied, the approximate solution methodologies and their practical applications are investigated in the dissertation employing equivalent linearization and moment equations method based on fpk equations and ito stochastic differential equations

    因此，本文基於fpk方程和伊藤隨機微分方程，研究了滯后結構物的隨機地震反應和隨機濾波問題的基本方法，並利用等效線性化法和矩方程法，研究了非線性結構隨機地震反應分析和隨機濾波分析的近似解法及它們的工程應用。
  7. Because multi - band wavelet can describe signal more delicately and more compactly than two - band wavelet, and multi - band wavelet can be derived from the infinite iteration of multi - channel filter banks. by means of a detailed discussion for a effective design method of linear phase pr iir filter banks, the author obtain that the method is only fit for two - channel filter banks, but ca n ' t be extended to arbitrary m - channel ( m > 2 ) filter banks

    由於m帶小波比2帶小波分析信號更細致、更緊湊，而m帶小波可由迭代的m通道濾波器組獲得，所以本章分析了一種兩通道線性相位完全重構無限脈沖響應濾波器組的有效設計方法，希望可推廣用於m （ m 2 ）通道。
  8. By analyzing the refraction 、 reflection process of fault transient current traveling wave of high voltage and characteristics of refraction 、 reflection coefficient systematically, a new fault location method of single ended traveling wave is presented. it can not only identify the reflection wave for fault location efficiently, but also not be affected by the structure and length of line. fault earthed resistance 、 fault type 、 system impedance and can locate fault in adjacent areas accurately

    論文深入地分析了高壓線路故障暫態電流行波的波折、反射過程以及折、反射系數的特點，提出了新的單端行波故障測距方法，它不僅能夠有效地識別出測距所用的反射波，而且幾乎不受線路結構、長短、故障接地電阻、故障類型、系統阻抗的影響，在近區仍可以準確地進行測距；同時模擬阻波器的特徵，設計了低通數字濾波器，對通過了低通數字濾波器的暫態故障電流行波再次進行小波分析，並利用本文提出的單端行波故障測距方法進行故障定位，結論是所提出的測距方法在實際應用中仍是有效的。
  9. Furthermore, i analysis the international market which is the international part of the thesis. with the help of filter analytical method, i make a dividing assumption about the period of time in shanghai stock index and developed countries " share indexes and check up by granger - causality test and co - integration analysis

    繼而進入了本文的國際部分：通過使用濾波分析的手段對上海證券市場綜合指數與世界發達國家股指的聯動時段提出劃分假設，然後通過granger - causality檢驗以及協整分析加以驗證。
  10. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into computer. the corresponding changes of the measurands can be obtained by filtering, analysising and processing the experimental data by using the computer information process system

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長變化進行解調，通過a d轉換電路將調諧控制信號和波長變化的信號送入計算機並口，經過計算機信息處理系統的濾波，分析，處理，可得到相應被測參量的變化。
  11. In this system, a tunable fiber fabry - perot ( f - p ) filter is used to detect the changes of the wavelengths of the fbgs, then both the tunable control signal and the signal indicating the changes of the wavelength transmitted by an a / d electric transmission circuit are input into a high speed sampling card

    該系統採用可調諧光纖fabry - perot濾波法對fbg波長變化進行解調，通過a d轉換電路的調諧控制信號和波長變化的信號送入高速采樣卡，經過計算機信息處理系統的濾波，分析，處理，可得到相應被測參量的變化。
  12. In the latter, that is in two - position alignment, the method of wavelet analysis is used to filter the output signal of optic fiber optic gyro, at last, the direction cosine matrix is gotten, the inertial components are demarcated,

    在自對準中，利用二位置初始對準，運用小波分析對光纖陀螺的輸出信號進行濾波，並且確定初始方向餘弦矩陣並對慣性元件進行標定。
  13. According to these background, we have proposed 3 auto acoustic feedback suppressor schems : scheme i. two major algorithms - the wavelets or filter banks theories and the frequency sample filter theory have been implemented to make up the scheme a adaptive acoustic feedback suppressor

    分別是:第一，基於濾波器組和頻域采樣法設計濾波器的方案。利用小波分析和重構演算法對信號進行分解並最後重構，同時在頻域直接採用頻域采樣法設計濾波器對嘯叫的頻點進行陷波處理。
  14. Hi designing the edge detection algorithm, the multi - scales character of the wavelet change and the character of the b - spline function as a best smoothing filter are combined. based on the scheme of local modulus maxima, a b - spline wavelet function is designed to detect the edge points

    在邊緣檢測演算法中，我們結合了子波分析的多尺度特性和b -樣條函數最優平滑濾波器的特性，採用模極大值和b -樣條子波進行邊緣檢測。
  15. Since that the choosing line hardware for the neutral ungrounded system has just passed part of the dynamic simulative test, matlab software was chosen to do a lot of simulative tests on single phase - to - grounding fault. and the simulative sampling ratio is almost the same as the hardware ' s. because there is a low wave filter in the hardware, i choose the db15 wave - let to carry out the multidimensional decomposition on the sample by the method of one dimension discrete wavelet in order to obtain low frequency signal including the high frequency transient information on single phase - to - grounding fault

    鑒于實驗室已有的小電流接地系統選線硬體的研製只通過了實驗室里的動模試驗，故選用matlab軟體對小電流接地系統進行大量的單相接地故障模擬試驗，模擬的采樣率和硬體基本一致，由於硬體中帶有低通濾波器，故在進行采樣數據的morlet小波分析時先採用db15小波對采樣進行一維離散小波的多尺度分解，使得分解得到的低頻信號剛好包括了小電流接地系統單相接地故障時的暫態高頻信息，然後對這一信息再繼續進行小波演算法分析，分析結論表明利用變換后的實部、虛部和模值能夠較準確的實現單相接地故障時的故障選線和暫態高頻分量的提取。
  16. Formation of power system harmonic model of mine and design of harmonic filter for mine hoister

    煤礦電網諧波分析模型的建立與濾波器設計
  17. It can separate the real signal from noise signal effectively and attains the purpose of de - noise by using time - frequency localizing anslysis, local feature abstract, time - change filter wave, restraining or attenuating some frequency range and other characters of wavelet. furthermore, the ratio of signal to noise has been improved greatly and it is not affected by signal state

    而利用小波分析的時頻局部化分析、局部特徵提取和時變濾波、抑制或衰減某些頻率區間等特點，能更有效地把真實信號和噪聲信號區分開來，達到消除噪聲的目的，並且這種方法恢復的信號，信噪比有明顯的提高，還不受信號的狀態的影響。
  18. A method is proposed for the analysis of the financial time series, which is based on the properties of multi - resolution and the thinking of denoise

    利用小波分析的多分辨特性和濾波思想，對它在經濟時間序列分析中的應用作了研究。
  19. The software is developed on the platform of labwindows / cvi that includes nine main modules : data acquisition, pre - processing, stable state analysis, tracking filter, time domain analysis, frequency domain analysis, modern processing method, wavelet transform and trend analysis. it is provided with friendly man - machine communication interface, handy operation and all - around functions

    該軟體以labwindows cvi為開發平臺，共包括九個模塊：數據提取模塊、預處理模塊、穩態分析模塊、跟蹤濾波模塊、時域分析模塊、頻域分析模塊，現代處理方法模塊、小波分析模塊、以及趨勢分析模塊；軟體具有良好的人機交互界面，操作簡便，功能齊備。
  20. Secondly, considering the problem of phase error of the single probe system, the paper introduces zero phase filter and designs zero phase filters after analyzes its principle

    第二，針對內螺紋單針測量系統中的數字濾波失真，提出了零相位數字濾波，分析了其原理，並設計了一階零相位數字濾波器和高階零相位數字濾波器。
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