約束變換 的英文怎麼說

中文拼音 [yāoshùbiànhuàn]
約束變換 英文
obligatory transformation
  • 約 : 約動詞[口語] （用秤稱） weigh
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 約束 : keep within bounds; restrain; bind; bound; boundage;tie; restraint; restriction; engagement; repr...
  1. Using wavelet transform, edges and their direction angle which is used as a matching constraint in the image were gained

    通過小波變換，得到了圖像的邊緣和邊緣幅角並定義了邊緣幅角約束。
  2. The high entropy of the real and imaginary parts of sar raw data makes lossless - coding compression techniques unfit for sar raw data. in chapter 4, some compression algorithms for sar raw data compression, such as baq, upq, bavq and wt - subbandcade are analyzed and discussed. an improved unrestricted polar quantizer ( upq ), which can enhance the performance of the quantizer is put forward

    第四章分別對塊自適應量化（ baq ）演算法、非約束式極坐標量化（ upq ）演算法、塊自適應矢量量化（ bavq ）演算法和小波變換子帶編碼演算法進行了分析和研究，並詳細討論了這些演算法在工程實際中的應用。
  3. Mapping transformation method for topology optimization of contin - uum structures under multiple loading cases and stress constraints

    多工況應力約束下連續體結構拓撲優化映射變換解法
  4. A integrated algorithm of ambiguity resolution is proposed. by using triple carrier phase, integer gauss transformations, qr factorization, cholesky factorization, and geometry constraint, the correlation between ambiguity components is reduced, and more error ambiguity can be discarded, also process of ambiguity searching getting rapidly. the ratio test combining constraint of baseline is used to fix ambiguity rapidly

    利用三差最小二乘求解模糊度浮點解，然後採用整數高斯變換降低模糊度分量間的相關性，再根據qr分解和基線幾何約束減少需搜索的模糊度組合，採用cholesky分解在搜索過程中及早淘汰不正確的模糊度組合，最後利用ratio檢驗與基線幾何約束條件相結合檢驗模糊度組合，盡快固定正確的模糊度。
  5. The ctm is suitable for the case that all e - type influentially uncontrollable subnets are state graphs, and the outstanding virtue is that the designed controller is explicit. the emm is suitable for the case that all f - type influentially uncontrollable subnets are normalized cascade petri nets, and the advantage is that control patterns can be on - line computed within polynomial times

    約束變換法適用於所有e -型影響不可控子網為狀態圖這種特殊的場合，用該方法所綜合的控制器最大的優點在於所董利達:浙江大學博士論文獲得的控制器是顯式的;特徵標識法適用於所有凡型影響不可控子網為規范化序狀petri網這種場合，用該方法設計的控制器在線運算工作量是多項式可解的。
  6. Discussion for discrimination method of mineral using hyperspectral remote sensing

    時空系的標架變換規律和受內約束簡單物質的響應泛函
  7. In this thesis we propose a scaling trust region interior point algorithm for linear constrained optimization subject to bounds on variable

    本文將提出一種仿射變換的信賴內點演算法解決變量有界的線性等式約束優化問題。
  8. Finally, we convert this optimal problem to a nonlinear parameter optimization problem by collocation method. these studies examine the collocation method in case of equally or non - equally spaced division points, and in case of different numbers of nodes

    本文採用直接搜索法和節點配置，將連續動態最優控制問題轉換為靜態離散的數值優化問題，並對狀態和控制變量的約束進行轉化。
  9. Based on the representation of interval rational bezier curves and surfaces and by a serial of mathematical transformation, the degree reductions of them are converted to those of polynomials with upper bounds, then several algorithms are presented, with linear programming and optimal approximation methods. by relaxation of some constrained conditions, approximation effects of some of them are further improved

    根據區間有理bezier曲線、曲面的特點，通過一系列數學變換，將其降階問題轉化為多項式的保上界降階逼近，再應用線性規劃和最優逼近方法求解，給出幾種逼近演算法，並探討通過約束不等式的鬆弛，進一步改進逼近效果。
  10. In this paper, combined with vanishing point geometrical restriction given by the aerial photogrammetric modeling, a method for extracting vertical lines based on the adaptive fuzzy hough transform is presented. then the extracted vertical lines are validated by analyses of window texture

    本文結合航空攝影模型給出的滅點幾何約束，利用自適應模糊hough變換，提出了一種建築物垂直邊緣檢測方法，並用窗戶紋理分析技術來驗證高層建築物的垂直邊緣。
  11. In chapter five to reconst ruct the three - dimensional object cubes, various deconvolution algorithms : nearest neighbor, inverse filtering and constrained iterative deconvolution are developed and applied to both computer generated and experimentally measured image cubes. the best results are obtained using an svd inverse fourier deconvolution algorithm with regularization for noise suppression

    第五章為了重建三維目標立方，發展了各種去卷積演算法：最近鄰、逆濾波和帶約束的迭代去卷積，並應用到計算機產生和試驗測量的圖像立方中，最好的結果是利用具有規則抑制噪聲的svd逆傅立葉變換去卷積演算法獲得的。
  12. In this paper, we convert the complex third order eigenvalue problems into the real third order eigenvalue problems. then, based on the euler - lagrange equation and legendre transformation, a reasonable jacobi - ostrogredsky coordinate system have been found, then using nonlinear method, the lax pairs of the real bargrnann and neumann system are nonlinearized, so as to be a new finite - dimensional integrable hamilton system in the liouville sense is generated. moreover, the involutive representations of the solution for the evolution equations are obtained

    本文將復的三階特徵值問題轉化為實的三階特徵值問題，利用euler - lagrange方程和legendre變換，找到一組合理的實的jacobi - ostrogredsky坐標系，從而找到與之相關的實化系統，再利用曹策問教授的非線性化方法，分別將三階特徵值問題及相應的lax對進行非線性化，從而得到bargmann勢和neumann勢約束系統，並證明它們是liouville意義下的完全可積系統，進而給出了bargmann系統和neumann系統的對合解。
  13. The keep with bounds were be fuzzy by the method of oblige line. this program not only has been used to optimization the pdew but also could used to control the fuzzy factor that could change the strength of fuzzy. when the fuzzy factor equal to one, the fuzzy optimization program could change to a general optimization program

    該優化設計程序不僅適應于平面二次包絡環面蝸桿傳動的模糊優化，而且可以改變模糊因子的大小，控制約束條件的模糊程度，甚至變換為常規的優化設計程序，程序的適用范圍較廣。
  14. First, the load effect influence factor to the steel truss transfer story, including temperature load effect and differential constrains at the truss end, relative stiffness change between the transfer story with its upper frame structure, and relative stiffness change between transfer story and its lower frame structure, is studied

    首先，對鋼桁架轉換層的受力影響因素進行了研究。主要進行了溫度作用與鋼桁架端部支承約束方式對鋼桁架受力影響的研究，轉換層與上部結構相對剛度變化對鋼桁架受力影響的研究，以及轉換層與下部結構相對剛度變化對鋼桁架受力影響的研究。
  15. Abstract : in the light of the problem of multiple variables restrain in the design of pipe heat exchanger, it is proposed taking three variables, the pipe length, ratio between the table flap space and the shell outer diameter, and ratio between the pipe space and the pipe outer diameter, as optimization criterion

    文摘:針對管式換熱器設計過程中幾何關系的多自變量約束難題，提出了以管長、折流板間距與殼外徑之比、管間距與管外徑之比三個設計變量作為優化判據。
  16. In this dissertation, with the aid of many types of constructive transformations and symbolic computation, some topics in nonlinear waves and integrable system are studied, including exact solutions, painleve integrability, backlund transformation, darboux transformation, symmetry ( similarity reduction ), conditional symmetry, lax integrable hierarchy, liouville integrable n - hamilton structure, constraint flow, involutive system, lax representation, r - matrix, separation of variables and integrable couplings. chapter 2 and 3 are devoted to investigating exact solutions of nonlinear wave equations : firstly, the basic theories of c - d pair and c - d integrable system are presented

    本文以構造性的變換及符號計算為工具，來研究非線性波和可積系統中的一些問題：精確解（如孤子解、周期解、有理解、 dromion解及compacton解等） 、 panileve可積性、 backlund變換、 darboux變換、對稱（相似約化） 、條件對稱、 lax可積族、 liouville可積的n - hamilton結構、約束流、對合系統、 lax表示、 r -矩陣、變量分離及可積的耦合系統
  17. Because the synthetic seismic record and the seismic record data got in the surface are not well matching caused by the dispersion of seismic wave, frequent correction between them must be done before use. under control of well logging data, there are two important methods to get wave impedance from seismic data inversion : wave impedance inversion method based on convolution model and wave impedance inversion method based on wave equation. using seismic data attributes can predict the information of logs

    測井資料和地震資料是地震勘探中兩種最重要的資料，由於地震波的頻散，使合成地震記錄與地面地震記錄不能完全匹配，因此使用之前必須對二者進行頻率校正地震資料在測井資料約束下可以進行反演，以求取地下波阻抗，主要有兩種方法：基於褶積模型的波阻抗反演方法和基於波動方程的波阻抗反演方法可以用多屬性變換由地震資料預測測井信息。
  18. Abstract : in this article an optimization method is applied to de sign open - type distribution networks. graph theory technology is used. its mathem at ical model considers both the investment of constructing lines and the cost of o peration. the main idea is getting the structure of tree network that meets with the technical constraint conditions and at the same time make the annual cost mi nimum. the examples of simulation show that this method is fast and effective

    文摘:將圖論優化技術應用於配電網路的優化設計，提出了一種適合於開式配電網路規劃的優化方法.所建的數學模型綜合考慮了待建線路的投資和運行費用.求解方法是以圖論中的最短路徑問題為基礎，配合以開式網路潮流演算法，並通過可行路徑的合理變換，得出滿足技術約束條件且使年計算費用取極小值的樹狀網路結構
  19. Then, the four procedures of controller synthesis, namely, the constraint transformation method ( ctm ), the eigen marking method ( emm ), the linear integer program method ( lip ) and the extended linear integer program method ( elip ) are discussed one by one

    監控理論部分：首先討論了禁止狀態問題的最大允許控制器存在的充分必要條件；接著研究了四種具體的控制器綜合方法，即約束變換法、特徵標識法、線性整數規劃法和擴展線性整數規劃法。
  20. The key problems in 2d fem simulation such as the initial stress loading, simulation of material removal, constraint transformation, etc. are solved, and 2d fem simulation model is built to analyze the milling distortion caused by the residual stress

    解決了初始應力加載、材料去除模擬、約束轉換等模擬關鍵技術，建立了殘余應力引起銑削變形的二維有限元模擬模型。用解析法對模型的有效性進行了驗證。
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