有效提取 的英文怎麼說

中文拼音 [yǒuxiàodīqǔ]
有效提取 英文
efficiency extraction
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 提 : 提動詞（垂手拿著） carry （in one's hand with the arm down）
  • 取 : Ⅰ動詞1 （拿到身邊） take; get; fetch 2 （得到; 招致） aim at; seek 3 （採取; 選取） adopt; assume...
  • 有效 : effective; valid; efficacious
  • 提取 : 1. （取出） draw; pick up; collect 2. （提煉） extract; abstract; recover
  1. The processing and graphical representation of aeroelectromagnetic data of over 30000 traverse kilometers demonstrate the effectiveness of the techniques, and the apparent resistivity images obtained reflect characteristics of shallow electric distrbution, thus providing new data for geological mapping

    通過對3萬多測線公里航空電磁數據的處理與圖示，證明了方法的有效性，取得的視電阻率圖像反映了各測區淺層電性分佈特徵，為地質填圖提供了新的數據。
  2. However, the politics and law institutions lack such necessary high - tech support to attain the most extensive electronic evidence of the computer - related crimes to penalize the offenders. in order to enhance the abilities of attacking computer - related offences, we need to conduct a profound study on the field of computer forensics, which is related to the computer forensics technology in question and requires not only the development of effective forensics tools, but also the research on its definition, standards, proceedings and some other basic theories

    如何最大限度地獲取計算機犯罪相關的電子證據，將犯罪分子繩之以法，政法機關在利用高技術手段對付這種高技術犯罪方面缺乏必要的技術保障和支持，為了提高打擊計算機犯罪的能力，需要對計算機取證領域進行深入的研究，這不但需要開發切實有效地取證工具，更需要對計算機取證領域的取證定義、取證標準、取證程序等理論基礎進行研究，其中涉及的技術就是目前人們研究和關注的計算機取證技術。
  3. Based on testing and analyzing the relative results of the gear reducers ' standard or the problems emerging in chinese coalmine and the same products in other nations, proposed effect of different thermal radiation on the thermal power of gear reducer, gave effective thermal radiation measures in different case when designing and selecting the big power reducer, to ensure the thermal power of gear reducer increasing

    摘要通過對我國現行減速器行業標準及煤炭行業生產現狀與國外同類減速器的對比分析，提出了不同散熱方式對減速器熱功率的影響，給出了在設計和選用大功率減速器時，針對不同的工況所應採取的有效散熱方法，保證減速器熱功率的有效提高，最大限度地發揮和使用設計機械功率。
  4. Statistics and analysis of amplitude domain parameters of the vibration acceleration signal measured during closing of the pump valve shows that, by using this diagnosis method, the feature information of the pump valve failure can be extracted effectively, and the failure information features are rather obvious

    通過對測取的三缸泵閥箱上泵閥關閉過程振動加速度信號的幅值域多參數的統計分析證明，採用振動信號幅值域多參數診斷法可有效提取泵閥失效故障的特徵信息，且故障信息特徵非常明顯。
  5. The statistic of wavelet transform coefficient algorithm can solve the periodic noise, high - energy noise and some non - gauss noise simply and effectively ; bi - spectrum can acquire more information from the original signal than power - spectrum, detect more information except from range and restrain the gauss noise. short - time speech signal can be considered as stationary and with periodic non - gauss signal, so we can make use of bi - spectrum to obtain the speech character and separate the speech and noise and detect morse telegraph signal ; complex number spectrum variance algorithm is put forward based on the deeply observing speech data, it is a new algorithm, experiment show that it is simple, effective

    統計演算法在解決周期信號、高能噪聲和高斯信號方面有獨特之處，能簡單有效提取以上噪聲的特徵;雙譜能夠提供比功率譜更多的有用信息，有效地檢測信號幅度之外的其它信息，並能有效抑制高斯噪聲，短時語音信號一般認為是平穩且有一定的周期性的非高斯信號，因而可以利用雙譜來提取語音信號特性並實現信噪分離;復數譜方差演算法是在對語音信號進行深入觀察和分析的基礎上而提出來的一種全新的語音特徵提取方法，此方法簡單而有效的提取了語音、噪聲的特徵以及檢測莫爾斯信號，基於實驗表明，該演算法取得了很好的效果。
  6. To conquer the problem of acquisition high effectiveness in analog circuit fault imformation, wavelet transform was researched in this paper to preprocess the fault signals. meanwhile, bp neural network diagnosis method based on wavelet transformation was proposed, this method can abstract fault feature effectively and decreases the dimension of imput vector. by this mean, the construct of neural network can be simplified and training time was economized, then the recognize ability of fault type was improved also

    為解決模擬電路的故障信息高效獲取難題，本文採用小波變換作為故障信號的預處理器，研究了基於小波變換預處理的bp網路故障診斷方法，該法能在有效提取故障特徵的同時，降低輸入信息的維數，從而進一步簡化了神經網路的結構，減少了其訓練時間，提高了辨識故障類別的能力。
  7. The study shows that with the method offered the useful information reflecting the condition of the reciprocating pump can be effectively extracted from the highly noised signal by soft - thresholding de - noising method at the power end of the reciprocating pump

    通過對振動信號的波形特徵提取表明，該方法能在很高的背景噪聲下有效提取反映往復泵狀態的有用信息。
  8. In this study, we demonstrate a technique using the multi - temporal c band hh polarized radarsat scansar data to estimate the relative soil moisture change. the experiment data from sgp97 covered a whole range of vegetation growing season and different type agriculture fields

    研究證明，星載合成孔徑雷達（ sar ）得到的地表後向散射系數與地表介電常數有直接相關關系，從而能夠在水文模型要求的精度范圍內有效提取地表土壤水分信息。
  9. The main research content of the article is involved as follows : ( 1 ) the research and discussion of the quantitative metallographic analysis methods and the measuring methods of micro hardness. ( 2 ) the application of digital image technique in metallographic image preprocess such as gray level transformation, dichotomy, noise eliminating, dilation and erosion, image enhancement, boundary detection, etc. the application of the wavelet and multi - resolution analysis in metallographic image procession to improve the measuring accuracy and efficiency. the application of the region growth and mathematical morphology in analyzing image parameters to improve the flexibility and exaction

    本文的主要研究內容： （ 1 ）定量金相分析和顯微硬度測量的方法研究； （ 2 ）利用數字圖像處理技術，實現金相圖像的灰度轉換、二值化、噪音消除、膨脹收縮、圖像增強、邊緣提取等預處理；引入小波理論、基於數學形態學的區域生長法對采樣圖像進行分析，實現了對採集圖像邊緣的有效提取，從而提高了測量精度； （ 3 ）開發了金相圖像分析系統的主體結構（硬體結構和軟體結構） ； （ 4 ）採用windows開發平臺的面向對象程序設計語言microsoftvisualc + +進行系統的模塊化設計； （ 5 ）提出了採用多模式的知識表示方法建立知識庫，應用正反推理、模糊數學模型、基於規則的模式匹配模型建立金相分析專家系統。
  10. Two key issues of fault diagnosis for the pump valves of reciprocating pump are extracting the fault feature information of stationary process efficiently from system feature signals and identifying the specific faults correctly with analysis of causes

    在故障診斷領域，還有許多問題亟待解決。目前，往復泵泵閥故障診斷需要解決的兩個關鍵問題是有效提取往復泵工作時非平穩時變信號中的故障特徵和將故障特徵準確分類。
  11. Problems of traditional measuring methods are analyzed and a new method based on the theory of voltage - dividing capacitor is brought forward. to extract fundamental wave in signals efficiently, a new calculation method of dielectric loss based on ann is introduced in detail. b / s mode is applied to realize insulation information inquiry system in web style

    具體工作如下：設計了一套先進的絕緣在線監測系統框架；分析傳統測量方法的問題，提出了基於電容分壓原理的測量方法；採用計算機串口來進行數據的傳送；為有效提取信號中的基波分量，詳細介紹了一種基於人工神經網路的介損計算方法；採用b / s模式，實現基於web方式的絕緣監測信息查詢系統。
  12. Harmonic wavelet analysis can extract the singular components in the non - stationary signal effectively

    摘要諧波小波分析可有效提取非平穩信號中的奇異成分。
  13. Sequentially it gives a simple and effective method for accurate phase detection of the segmented mirrors of a huge combined mirror

    結果表明，該方法可有效提取出相位信息，從而為分立表面的大型光學鏡面各單元的精確定相提供了一種簡單有效的方法。
  14. As an important executive device, the hydraulic valve ' s safe and stable operation is of momentous significance. so real - time monitoring of the valve ' s running status and dynamically setting of its running parameters are needed. also the valve should alarm and handle failure when error occurs

    各種電液閥作為一類重要的執行器件，保證其安全穩定的運行意義重大，因此需要對閥的運行狀態信息進行有效提取和實時監控，以及在出現故障時報警並做出相應的應急處理。
  15. Fast and effective extraction of the tile image

    墻地磚圖像的快速有效提取
  16. Experiments demonstrate that this approach is efficient in extracting evolution patterns from temporal - spatial snapshots

    通過實驗數據證明，此法能夠有效地從時空快照數據中有效提取時空變化模式。
  17. The experiment result shows that this method is good at segmenting targets and background of glass image, detecting the edge of glass image

    實驗結果表明，該方法實現了圖像目標與背景的分割，有效提取了圖像的邊緣。
  18. We introduce this method of the adaboost based classifier presented by viola in detail and detect faces using this method. a new face normalization method based on eyes location is presented

    試驗結果證明該方法可以有效提取圖像中非層疊樓房建築物的邊緣和結構，為高層的圖像分析提供了有效數據。
  19. Engineering cases indicated : to apply the techniques of resonant demodulation can pick up micro shock pulses of hearing fault, and through analyzing the impact power fault vibration signal characteristics in the fourier chart of the resonant demodulation, the fault diagnosis will be easier

    工程實例表明，使用共振解調技術可以有效提取軸承故障微小脈沖沖擊，通過在共振解調傅里葉譜圖上分析沖擊功率故障振動信號特徵，可以較容易地進行故障診斷。
  20. Along with the widely using of remote sensing technology in civil and military fields, such as resource reconnoitering, the gps, recognition of airports and naval ports, the efficient extraction and recognition of the remote sensing image objects has been attached great importance to, which is very important for the application of remote sensing images as well as for the development of remote sensing technology itself

    隨著遙感技術在資源勘探、全球定位系統等民用領域以及機場、港口目標識別等軍事領域的廣泛應用，對遙感影像目標的有效提取與識別手段逐漸受到了人們的重視，這對遙感影像的應用以及遙感技術本身的發展都很重要。
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