迭代結構 的英文怎麼說

中文拼音 [diědàijiēgòu]
迭代結構 英文
iteration structure
  • : Ⅰ動詞(輪流; 替換) alternate; change Ⅱ副詞1 (屢次) repeatedly; again and again 2 (及) in tim...
  • : Ⅰ動詞1 (代替) take the place of; be in place of 2 (代理) act on behalf of; acting Ⅱ名詞1 (歷...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  2. Abstract : based on the present possessed experimental data of steels with their different major chemical composition, this article formularized the calculation of linear expansion coefficients of fine carbon steels and low alloy constitutional steels through a series of alternate analysis, generalized statistics, curve superimposition and mathematical modeling

    文摘:對優質碳素鋼和幾類低合金鋼,在現有實驗數據的基礎上,通過分離、綜合統計、圖象分析和數學擬合,得出按鋼的主要化學成分確定其線膨脹系數的計算關系。
  3. Iterative approximation algorithm of hessian matrix in structural optimization

    優化中的海森矩陣的近似方法
  4. Abstract : the mechanical analysis for arch bridge with flat hinge joints is a mechanical problem with non - linear boundary. mechanical analysis of methods at present is not clear, which can not calculate the arch bridge with changeable section and section with complicate shape. in this paper, the new method used to get the section resistance coefficient k is presented, the iterative procedure is established to calculate the internal forces of arch bridge with flat hinge joints, and the computational example is given. the method can apply to the arch bridge with any numbers of flat hinge joints and any shape section

    文摘:平鉸拱橋的受力分析屬于邊界非線性力學問題,目前的一些方法受力分析不太明確,對變截面、復雜形狀截面等平鉸拱橋無法進行計算.針對這種情況,提出了確定平鉸截面抗力系數k的新方法,建立了計算平鉸拱橋內力的演算法,並進行了實例計算,研究果表明,這一方法對具有任意個平鉸、任意形狀截面的拱橋是適用的
  5. In order to utilize the resoluble ability of signals and improve resistant ability to multipath fading, the rake receiver is a good option. but proper rake operation requires information about the delays and attenuations of the channel paths which is difficult to obtain

    本文以uwb通信系統為背景,主要研究uwb系統室內密集多徑通道的通道估計方法,以及基於turbo原則的通道估計的接收機
  6. 3, on the base of the traditional spatial filtering, the author present, a new despeckle algorithm, that make use of iterated processing and correlated neighbourhood model, iterated filtering method of the sar image combining the correlated neighbourhood model with maximum a posteriori filter. first, a series of templates refecting direction information are established and every template is present for a kind of neighbour structure. then on the basis of sar images statistical property, the maximum a posteriori estimate of the real intensity under observation image values is got by bayes formulatio - n

    3 、針對傳統空間濾波器的不足,引入處理和相關鄰域模型的概念,提出了基於相關鄰域模型的最大后驗濾波。該演算法引用一系列反映局部邊界特徵的鄰域模型,以描述圖像的細節。引入強度的先驗概率分佈模型,利用bayes方法,對各個進行實際強度的最大后驗估計。
  7. In this thesis, the concept of " fractal " and the recursive algorithm of fractal structure are depicted. the wavelength - independent character of archimedean spiral antenna and the space filled property of koch monopole are analyzed by the method of moment

    本文介紹了分形的基本概念和分形演算法,採用矩量法分析了阿基米德螺旋天線的頻率無關特性和koch單極天線的空間填充特性。
  8. Turbo codes represent the new code structures, which consist of pccc ( parallel serially convolutional code ) and sccc ( serially concatenated convolutional code ). in this paper, the background of turbo codes are firstly introduced, which includes the base principle of error correction code 、 block code and convolutional code ; the principle of turbo code and the iterative decoding is secondly expanded ; the key decoding algorithm : a revised map algorithm and iterative decoding theory are detailed ; then, a new turbo code structure : hccc ( hybrid concatenated convolutional code ) is presented, and the capacity of this code method is analyzed, the average capacity upper bound is derived ; at last, this code is simulated on awgn ( additive white gaussian noise ) channel and rayleigh fading channel

    本文首先介紹了turbo碼的背景知識,包括差錯控制的基本原理、分組碼和卷積碼;然後闡述了turbo碼的基本原理,包括turbo編譯碼器譯碼原理;較為詳細地描述了關鍵的譯碼演算法: ?種改進的最大后驗概率( map )譯碼演算法及譯碼演算法;提出了一種新的turbo碼:混合turbo碼(混合級聯卷積碼) ;並用編碼性能聯合界分析方法對混合turbo碼進行了性能分析,得出了其平均性能上界;並在高斯白噪聲通道和瑞利衰落通道上分別作了一些應用研究及計算機模擬實驗。
  9. S. consideration of interaction on the nonlinearity about the material, the geometry, and the boundary of the columns subject to axial force. biaxial hending, and torsion, an analytical model of hysteretic curve of columns is presented, based on the sectional cross - sectional discrete yieldsurface inodel, the bond slip in anchorage zones regarded as the boundary nonlinearity of a memher. and the iterative procedure of displacement of inner nodes on the basis of the hamonization of displacement

    5 、根據件分段截面離散的屈服面模型法,把錨固區粘滑移看成件的邊界非線,以及基於位移協調的內點位移法,建立了能考慮件壓(拉) 、雙彎、扭的材料、邊界、幾何非線性相互影響的柱空間滯回曲線分析模型。
  10. Combining with the performances of danshan bridge, discussing the methods on the construction controlling and calculation of cable - stayed bridge, this paper raises an efficient construction controlling system, and realizes collecting construction data of the real bridge and technical information. by analyzing on the difference of theoretical calculation and real construction state, the author determines to take self - adapting construction controlling method which uses kalman filter method to identify and adjust construction parameters. by getting rational construction state from forward iteration method, this paper, taking concrete creep effect in consideration, raises a rational scheme to pre - remain deformation and adjust cable force

    合丹山橋的特點,通過對斜拉橋施工控制及計算方法的探討,提出了有效的施工控制系統,實現了對實橋施工數據和技術信息的採集;通過分析理論計算與實際施工狀態的差異,確定了以卡爾曼濾波法作為施工參數識別與調整的自適應施工控制方法;通過正裝法確定其合理施工狀態,並考慮混凝土的徐變效應,提出了合理的預留拱度和索力調整方案。
  11. Real decoupled method and iterative solution of vibration system with viscous damping

    粘性阻尼振動系統的實空間解耦和求解
  12. Iterative physical optics is extended to the analysis of electromagnetic scattering by dielectric coated targets. the theoretical model of the extended ipo is formulated by fresnel reflection coefficient. it is applied to analyze the scattering by geometrically simple, electrically large, dielectric coated cavities

    物理光學( ipo )法推廣到非完純導體邊界目標的電磁散射特性分析中,建立了具有阻抗邊界的ipo理論模型,並應用這種推廣的ipo方法分析幾何簡單的電大尺寸介質塗敷腔體的電磁散射特性。
  13. In this method the stress resultants of concrete in the cross section are evaluated by accurate integrating method and the resultants of structural steel and reinforcing bars are obtained using the fiber element method. the final nonlinear algebraic equations are solved using an iterative quasi - newton procedure based on the regula - falsi numerical scheme

    應用該計算機方法,截面上的混凝土內力採用精確的積分方法求得,鋼與鋼筋的內力則由纖維元方法計算,而最終的非線性數方程組由分離變量的擬newton - raphson方法求解。
  14. To overcome the limitations of general fnns and bp algorithm, this thesis introduced a hybrid feed - forward neural network, which is composed of a linear model and a general multi - layer fnn, and proposed a new learning algorithm for the hybrid fnn

    其次,針對bp網路存在的缺陷,合前向神經網路和線性最小二乘法的優點,造了一種基於混合的神經網路,提出了相應的非的快速學習演算法。
  15. The detail is clarified as follows : l ) based on the chaotic technology and contemporary encryption approach the paper put forward a new chaotic sequence, which introduced the m - sequence and the method of shrink key - the stream generator. the complexity of the sequence was promoted as the random alteration of the parameters of chaotic mapping, and at the same time, the shrinking key was used to enhance the security further more ; 2 ) the performance of one - way hash function was improved and new hash function construction methods are proposed through a novel hash method based on chaotic mapping and the aes - the rijndael algorithm. the algorithm of hashing messages of arbitrary length into 256 bits hash values was designed

    按照這種方法,輸出序列的周期性得以大大提高,理論分析和計算機模擬果表明,該方法可以產生具有良好統計特性的密鑰流,而且易於軟硬體實現: 2 )實現了一種基於混沌映射和分組密碼rijndael演算法的單向hash函數的造方法,即使用logistic混沌映射產生混沌二值序列,序列的分組與明文序列分組進行按位異或后,進入rijndael加密模塊,所得的果再加入到反饋端,參與下一分組輸入的異或運算,束時的rijndael加密果即為所求的hash函數值。
  16. Since there exists ill - posedness in reconstructing velocity on the surface and reconstructing pressures in the field, this paper attempts to introduce an iterative regularization method to resolve such inverse problems

    由輻射聲壓重表面振動速度和聲場聲壓存在解的離散病態問題,試圖利用一種正則化方法來解決此類逆問題。
  17. We propose a kind of sar image filtering method based on iterated structure filter

    提出基於迭代結構濾波器的sar圖像濾波方法。
  18. Those constructs include type constraints, length constraints, control types drop - down list, text input, range, and iterative structures

    那些造包括類型約束、長度約束、控制類型(下拉列表、文本輸入、范圍)和迭代結構
  19. ( 3 ) researches the cordic algorithm and its two work modes deeply and in system, implements iterated ( gate efficiently ) cordic processor and on - line ( high performance ) cordic processor

    ( 3 )對cordic演算法以及兩種工作模式,進行了較為深入和系統的研究。基於fpga ,實現了高資源利用率的迭代結構cordic處理器和高性能的在線式cordic處理器。
  20. By using the substitute structure approach, a rational linear iteration method is proposed where a target displacement is specified and the required design force, member strength and stiffness are obtained

    其藉由使用替,將原本復雜之非線性問題轉化為簡單易懂且較為設計者接受的線性問題。
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