特徵方向 的英文怎麼說

中文拼音 [tèzhǐfāngxiàng]
特徵方向 英文
characteristic direction
  • 特 : Ⅰ形容詞（特殊; 超出一般） particular; special; exceptional; unusual Ⅱ副詞1 （特別） especially; v...
  • 徵 : 名詞[音樂] （古代五音之一 相當于簡譜的「5」） a note of the ancient chinese five tone scale corre...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 特徵 : characteristic; feature; properties; aspect; trait
  • 方向 : direction; orientation
  1. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括：提出了模糊隨機變量協方差和反向協方差的概念；研究了二階模糊隨機變量的均方收斂性，並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理；根據均方模糊隨機分析理論，得到了輸入為模糊隨機過程的線性系統的輸出輸入統計特徵關系方程；證明了ito型模糊隨機微分方程解的存在唯一性，並給出了ito型線性模糊隨機微分方程解的表達式，統計特徵方程以及非線性模糊隨機微分方程的數值解法；得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統計特徵方程和線性模糊隨機系統的kalman濾波演算法；研究了當觀測值是模糊數據時，線性回歸模型的建立。
  2. Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method

    在此基礎上，對具有任意界面角和結合角的橫觀各向同性雙壓電材料空間軸對稱界面端一般模型的軸對稱變形問題進行了理論分析，給出了該模型界面端的奇異性特徵方程以及界面端附近的位移場、電勢、奇異應力場和奇異電位移場。
  3. Ava analysis plays an important role in the multiwave seismic data processing. the anisotropy, however, has an important influence on the ava. therefore, the multiwave amplitude characteristic equation of the anisotropic media should be established and then the ava analysis and parameter inversion could be realized

    Ava （ amplitudeversusangle -振幅隨入射角變化）分析在多波資料處理中有著重要的作用，然而介質各向異性對ava有著重要的影響，因此需要建立各向異性介質中的多波振幅特徵方程，以利於多波資料進行ava分析和地層參數反演。
  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. Through establishing a 3 - force model and decomposing primary factors, the paper elaborates on the key factors determining the formulation and evolvement of the itt mechanism of chain ' s lics in such areas as institution, technology, industries and opening to global industrial chain during the transition period

    通過建構「 3力」模型和主因素分解，解析了轉型背景下影響我國地方產業集群內產業技術軌道生成與衍化動力的制度、技術、產業特徵、外向關聯度等方面的關鍵因素，指明主企業領導型企業網路對現階段我國地方產業集群內產業技術軌道生成與衍化的重要推動作用。
  7. Feature weighting methods are researched in this paper. an algorithm called pso - nn that based on nn algorithm is designed to learn every feature ’ s relevant weight

    本文對特徵加權（ featureweighting ）方法進行研究，針對nn演算法提出了特徵權向量學習演算法: pso - nn演算法。
  8. The goal of this paper is to obtain a method that can compute the kc parameter of each higher mode rapidly and precisely, and then write corresponding programs. on the basis of foreign and domestic references, after carefully comparison, the transverse technique of the mode matching method is adopted in this paper

    本課題的研究目標旨在得到一種能快速、精確地計算脊波導中主模及各高次模kc的有效方法，並編制相應的程序。在廣泛查閱國內外相關資料的基礎上，反復比較，本文採用了模式匹配法的橫向諧振技術以得到有關kc的特徵方程。
  9. Applied in license plate segmentation problem, a new segmentation method of automobile license plate based on wavelet transform and neural network is pointed out [ 71 ]. 2 ) phase of image feature extraction : combined with the feature extraction of structural and statistical method, a method of image character feature extraction based on wavelet and moments analysis is presented [ 74j. 3 ) phase of image classificaton [ 73 ] : after investigation on intelligence recognition technology, the paper puts forward basic structure of recognition machine ' s model, and makes a primary research of basic structure and design method, then makes research of the multi - character method

    並應用於車牌分割問題，提出基於小波與神經元模式識別的車牌圖像分割方法； 2 ）特徵提取階段：將結構特徵提取方法和統計特徵提取方法的緊密有機結合，提出一種基於小波和矩的車牌圖像字元特徵向量提取方法； 3 ）分類識別階段：對智能識別技術進行研究，提出智能識別機的模型結構，對識別機的基本層次結構和設計方法進行初探；並針對多特徵方法進行一定的研究；本文提出的基於模式識別的圖像處理方法對其他領域的圖像處理具有一定的參考價值。
  10. The characteristic approximation is used to handle the convection part along the direc - tion of fluid namely characteristic direction to ensure the high stability of the method in approximating the sharp fronts and reduce the numerical diffusion ; the mixed finite element spatial approximation is employed to deal with diffusion part and approximate the scalar unknown and the adjoint vector function optimally and simultaneously ; in order to preserve the integral conservation of the method, we introduce the modified characteristic method

    該方法對方程的對流部分沿流體流動的方向即特徵方向離散以保證格式在流動的鋒線前沿逼近的高穩定性，消除數值彌散現象；對方程的擴散部分採用最低次混合有限元方法離散、同時以高精度逼近未知函數及未知函數的梯度；為保證方法的整體守恆性，在格式中引入修正項
  11. The new method is a combination of characteristic approximation to handle the convection part, to ensure the high stability of the method in approximating the sharp fronts and reduce the numerical diffusion, a smaller time truncation is gained at the same time, and a mixed finite element spatial approximation to deal with the diffusion part, the sealer unknown and the adjoint vector function are approximated optimally and simultaneously

    此方法即為對方程的對流項沿流體流動的方向即特徵方向進行離散，從而保證格式在流動鋒線前沿逼近的高穩定性，消除了數值彌散現象，並得到了較小的時間截斷誤差；另一方面，對方程的擴散項採用混合元離散，可同時高精度逼近未知函數及其伴隨向量函數，理論分析表明，此方法是穩定的，具有最優的l ~ 2逼近精度。
  12. The out - of - plane stability of bending beam, which is made up with 2 beams and loaded by non - directional force, is studied. the bending and torsional deflection differential equation of each beam is established in critical condition. according to compatibility conditions of deformation, the characteristic equation is obtained to calculate out - of - plane stability of the cantilever bending beam

    對兩節梁組成的彎曲梁在非保向力作用下的平面外失穩問題進行了研究，通過建立每節梁臨界狀態下彎曲和扭轉變形微分方程，根據桿件變形的邊界條件以及桿件之間的變形協調關系，得出了一端固定一端懸臂的彎曲梁在非保向力作用下平面外失穩的特徵方程。
  13. The eigenequations were applied to a cable filled with one kind of medium, and a special eigenequation was derived

    將其用於只有1種各向同性介質填充情況，得到此種特殊情形下的特徵方程。
  14. When the radius of the interior conductor equals zero, the circular coaxial cable becomes a circular waveguide, and its eigenequation was derived as well

    在內導體半徑等於零的情形下，同軸線即變成具有徑向導體板的圓波導，得到圓波導的特徵方程。
  15. However the damages of image feature - edge, line and wave caused by the hessian method is significantly less

    應用hessain方法提取圖像特徵方向，減小了圖像平滑結果對邊、線、波等特徵的損害。
  16. 3 ) evolves perona - malik equation to the form of weighted smoothing in two orthogonal directions. brings hessian method, which is an approach to extract the image feature direction, into the technology of smoothing image

    3 ）推導perona ? malik方程為在相互垂直方向不同程度平滑的形式，將提木于柿微分方程的圖街個滑技術及其應用研穴摘要取圖像特徵方向的hessain方法應用到圖像平滑技術中。
  17. Many subjects " theories and methods have been used in this article such as land economics, area and urban economics, the urban planning study. on one hand, this article have researched deeply about historical development and current characteristic, expanding outwards, and recombining inwards, mechanism of metropolitan area structure. on the other hand, the article have made a special research about residential land, industrial land, commercial land, business district of dalian. on this basis, propose development model and schemes of optimizing about metropolitan area structure of the city of dalian

    本文運用土地經濟學、區域和城市經濟學、城市規劃學等多學科理論和方法，對大連城市地域空間結構的歷史演變和現狀特徵、外向擴展和內部重組、地域空間結構轉型的動力機制進行了深入地研究，並對大連城市居住用地、工業用地、商業用地、商務用地和綠地空間結構進行專項研究，在此基礎上，提出大連城市地域空間結構的發展模式和優化途徑。
  18. Perona - malik equation extracts image feature direction based on gradient method, which can be very erroneous

    Perona ? malik方程對圖像特徵方向的提取是基於梯度方法的。基於梯度提取圖像特徵方向的方法很容易產生錯誤。
  19. The anisotropic diffusion methods based on the directions of the image feature

    基於圖像特徵方向的各向異性擴散濾波方法
  20. Squared prediction error ( spe ) of model is detected continuously, in case abnormity is found, currently data direction is calculated by pca method, and compared with fault character direction storeroom, thereby fault is diagnosed

    不斷觀察模型的平方預測誤差（ spe ） ，一旦發現異常，利用主元分析方法，求出當前數據的特徵方向，並與故障特徵方向庫進行比較，從而診斷出故障來。
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