矩陣擬合 的英文怎麼說

中文拼音 [zhèn]
矩陣擬合 英文
matrix fitting
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  • : Ⅰ名詞1 (作戰隊伍的行列或組合方式) battle array [formation]: 布陣 deploy the troops in battle fo...
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 矩陣 : [數學] matrix; array
  1. The inverse kinematics of a space - based manipulator composed of three rigid bodies with prismatic joint are studied in the second chapter, and the jacobean matrix for space manipulator is derived by fully cartesian coordinates. a control method for space manipulator based on the resolved motion rate control concept is proposed

    為此結系統動量及動量守恆關系導出了以完全笛卡爾坐標表示的系統運動jacobi,並在此基礎上研究了帶滑移鉸空間機械臂的分解運動速度控制方法,給出了計算機數值模算例,以此證明了該方法的有效性。
  2. Combining the homogeneous matrix transformation theory of space mechanism and computer graphics, we raise the general principle and motion simulation ' s method of complicated mechanism, which is represented by spacial multipole structure of open chain

    通過將空間機構學齊次變換原理和計算機圖形學原理相結,提出了以空間多桿開式鏈機構為代表的復雜機械繫統運動三維圖形模的一般原理和方法。
  3. Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc

    利用matlab及其附加軟體simulink ,通過建立模數學模型,綜開環矢量方程(描述運動約束) 、數值模(在加速度已知時計算速度和位移) 、以及代數等來完成機器人動態模,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。
  4. Embeddings of resolvable 4 - cycle systems

    中定型矩陣擬合的數值梯度方法
  5. The inconsistent excitation can be decomposed into a series of irregular incident waves in terms of the spectral decomposition scheme of the hermitian matrix, with which the coherency function of the ground motions under the inconsistent excitation can be obtained numerical results are given to show its stability and rationality

    該方法將隨機輸入下的波動分析問題轉換為多個虛激勵下的確定性波動分析組問題,從而可以方便地獲得場地波動觀測量之間的譜密度,進而計算給出工程場地的地震動相干函數本文還用數值模的辦法對所提出方法的理性和穩定性進行了探討。
  6. The static analysis of the long span plate - truss composite cable - stayed bridges. first, the cr formation on the geometric non - linear structural analysis is introduced. next, the structural discretization of cable - stayed bridge, the stiffness matrix the formation of nodal force and the simulated construction system are introduced

    首先介紹了本文採用的桿系結構幾何非線性問題的分析方法? cr列式法,其次介紹了板桁結斜拉橋的結構離散及桿單元、梁單元的剛度以及節點力的形成方法,然後介紹了斜拉橋施工模體系的形成。
  7. In the last, the modern control theory and simulink in matlab have been integrated together, and it has been applied in active control of the platform structure elastically supported ; a mechanical model and an equation of motion in state space have been established. based on coc, dynamic response of the platform structure elastically supported has been studied under simple harmonic load ; the influence of different values of weight function to the active control efficiency of the structure has also been discussed

    本文還將現代控制理論與matlab的simulink動態模軟體包相結,將其應用於彈性支承平臺結構的主動控制中;建立了彈性支承平臺結構主動控制理論的力學模型和狀態空間內的運動方程;應用經典線性最優控制演算法對彈性支承平臺結構在簡諧荷載作用下的動力響應進行閉環控制;分別從理論和數值計算兩個方面討論了狀態權函數q和控制權函數r的不同取值對控制效果的影響。
  8. It includes concretely : carrying on multistage fuzzy comprehensive appraisal to every overall arrangement scheme that is drafted in step with the fuzzy comprehensive evaluation assessment, confirming the route overall arrangement scheme optimized ; the optimum seeking result of the scheme, directing against the factor influencing line shape of route according to the overall arrangement of the route, forming these factors according to dominance relation orderly level pass steps structure, and using the analytic approach of the level principle, constructing the comparative judgment matrix among the influence factors ; chasing layer calculate and examining to every key element, carrying on level always arranged in an order, confirming the scheme of optimizing

    具體包括:用模糊綜評價法對定路線的各布局方案同步進行多級模糊綜評判,確定優化的路線布局方案;根據路線布局方案的優選結果,針對影響路線線形的因素,將這些因素按支配關系形成有序的層次遞階結構,並運用層次分析法原理,構造影響因素間的比較判斷;逐層對各要素計算與檢驗,進行層次總排序,確定優化方案。
  9. A general stack equation of mobile robot based on analyzing the motion of planar motion object and the mathematical models of four different kinds of common wheels is developed, accordingly, the mobility of mobile robot is addressed and the forward and inverse solutions to speed for specific configuration driven by differential speed are derived. utilizing the muir and newman convention, the description of the posture transformation matrices between different coordinate frames and the solution for the speed of point located on these frames are introduced. according to posture estimation, a more accurate method, dead reckoning algorithm, is developed for a specified configuration characterized by differential speed motorization, and simulations of this algorithm and other traditional methods are carried out using matlab while traversing a circular path

    本文對兩輪差速驅動移動機器人的運動學及其本體緩沖設計進行了探討,在對平面運動物體運動分析的基礎上結四種常用車輪的數學模型,推導出了一個通用的移動機器人堆積方程,在此基礎上分析了移動機器人的移動能力、並針對兩輪差速構型推導了速度正解與逆解;使用muir和newman的運動學建模方法,推導了移動機器人上點及連桿坐標系位姿、速度變換關系及求解方法;在移動機器人位姿識別方法中結差速驅動構型對航位推演算法進行了分析:推導了一種理論精度較高的航位推算演算法,並使用matlab對其與傳統的推算演算法在跟蹤圓弧軌跡情況下進行了模;最後針對本文所研究的機器人給出了一種比較系統、可靠的緩沖結構設計思路,較好地解決了移動機器人作業過程中外界因素及本身設計中引入的各種不確定誤差問題;本論文研究成果已在本實驗室所開發的樣機上得到實現,經過應用與考核證明其中的分析與設計是切實可行的。
  10. It ' s an ideal structural system and has multi - earthquake resistance ability because of a great deal of slabs removed in floors above the transfer - story amended the lateral stiffness of the stories near the transfer - story. based on the available references, the five - spring line element, the three - spring line element and the multiple vertical - line - element model are introduced to model special column, beam and shear - wall, the relevant stiffness matrixes are deduced and the restoring - force models are gaven to deep into the elasto - plastic seismic characteristics of the structure. acording to the results of shaking table test and elastic finite element analysis, a new making model melhod is presented in which uses the linear and the nonlinear element and the assumption that the floor is infinitely rigid in different areas

    為進一步研究這種復雜高層建築結構的彈塑性性能,本文在國內外現有研究的基礎上,提出利用五彈簧桿元、三彈簧桿元及多豎線單元模型分別模空間柱、梁和剪力墻,推導了相應的剛度並給出了恢復力模型;結試驗研究和精細有限元分析的結論,提出線性和非線性單元相結,剛性樓板假定和彈性樓板相結的建模方法,較好地解決了空間結構彈塑性分析中佔用計算機資源較多的問題;接力大型有限元分析程序? ? ansys ,在上述建模思路的指導下建立了結構的空間非線性分析模型,進行了空間三維彈塑性時程分析。
  11. In order to make the theoretical calculation feasible, we first obtain an analytical formalism of partial integrals with respect to the coordinates of the core and target in the phase - shift functions and their cross terms of scattering matrix elements, if the density distributions of the core and target are fitted to a few gaussian forms. then the rest multidimensional integrals with respect to the impact parameter and coordinates of halo nucleons are performed by a monte carlo method

    為使理論計算變得可行,我們在核芯和靶核密度採用多個高斯分佈的情況下,解析求解了各個散射元中的光學相移函數及交叉項含有的與暈核核芯、靶核密度分佈有關的積分;同時對與碰撞參數和暈核子坐標有關的積分(八重以上,並且積分維數隨暈核子數很快增加)採用蒙特卡洛方法計算。
  12. 2. the mode coupling for the lpfgs is analyzed though both the mode coupling theory and transmission matrix theory

    2 、詳細闡述了長周期光纖光柵的模耦理論和傳輸理論,並進行了模計算。
  13. A nonlinear visual mapping model of the 2d eye - in - hand robotic visual tracking problem is proposed and a new visual tracking controller based on artificial neural network with bp - ga mixed algorithms is designed. simulation results show that this method can drive the static tracking error to zero quickly. moreover, a new nonlinear visual mapping model of the 3dof eye - in - hand robotic visual tracking problem is studied and a new visual tracking

    ( 5 )針對基於圖像雅可比的機器人手眼平動視覺跟蹤問題,建立了新的視覺映射模型,提出了基於bp一ga混學習演算法的人一神經網路機器人平動視覺跟蹤方法,模結果表明該方法控制下系統跟蹤誤差快速趨近於零。
  14. Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered

    本文首先綜運用概率論、代數學、數論等基礎學科的理論知識,並以頻譜理論作為主要研究工具,對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階bent函數和p值k階廣義bent函數進行了系統、深入的研究,給出了廣半bent函數定義,並探討了廣半bent函數的密碼學性質;給出了k階bent函數和p值k階廣義bent函數的定義及等價判別條件;討論了k階bent函數和p值k階廣義bent函數與部分bent函數和p值廣義部分bent函數的關系,探討了它們的密碼學性質;給出了k階bent函數和p值k階廣義bent函數的典型構造方法,並將對k階bent函數的密碼性質的研究轉化到對一類特殊的的研究上;利用布爾函數的特徵原則上給出了k階bent函數的一種完全構造方法,還給出了從已有的p值k階廣義bent函數出發,遞歸構造變元個數更多的p值k階廣義bent函數的方法;初步探討了k階bent函數在序列密碼、分組密碼以及通信中的應用;給出了一類布爾函數walsh譜的分解式,並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造,特殊情形下為k階bent函數;利用代數數論的知識考察了p值k階廣義bent函數的譜特徵,並給出了k階廣義bent函數與所有仿射函數的符率特徵等等。
  15. 3 a novel recursive least - square ( rls ) blind space - time receiver algorithm based on the constrained condition, which can completely avoid the matrix inversion introduced into by constraints ( comparing with the normal rls ), is proposed for multi - path slow fading cdma channels. the computational complexity of this method is not only lower than that of the normal rls, but also lower than that of both lms and ls blind space - time receiver methods that are realized based on the rosen ' s gradient projection. and the speed of convergence of the presented rls blind space - time receiver algorithm is better than that of both lms and ls blind space - time receiver methods

    3 、針對多徑慢衰落通道下ds - cdma盲空時接收機中線性約束二次規劃問題提出一種新的遞歸最小二乘演算法,該演算法完全避免因約束而引進的求逆運算(相對于常規的遞歸最小二乘演算法) ,不但運算量比常規的要低,而且比基於rosen梯度投影實現的最小均方( lms )與最小二乘盲空時接收機演算法還低,且收斂速度比基於rosen梯度投影實現的最小均方( lms )與最小二乘盲空時多用戶檢測都好,將提出的新的遞歸最小二乘演算法與提出的數據選擇方案結起來可以進一步降低其運算量,具有很大的實用價值,最後通過模實驗進一步分析了其性能。
  16. A mathematic model for cooling water discharge to forked bays is established by using the boundary fitted orthogonal coordinate system to simulate the complex boundaries, the full implicit coupled solution model to discrete the base equations, and the matrix chase - after method to solve the algebraic equations

    摘要採用正交邊界坐標變換模復雜的邊界,全隱式耦模型離散基本方程,追趕法求解代數方程組,建立了分叉型海灣溫水排放數學模型。
  17. L ) the existence of local solutions in the part of the existence of local solutions, we investigate the intial boundary value problems for the more general quasilinear system : we consider the existence of local solutions of the system ( 2 ) when it may be a cross - diffusion system and u g ( g is a open subset of rn ). in order to use the results of h. amann [ 1 ] on local existence for quasilinear systems ( 2 ), we find that the results of h. amann on the corresponding linear system were not proved completely. especially for the case of cross - diffusion systems ( 2 )

    1 )局部解存在性在局部解存在性部分,我們研究的為更一般的線性耦方程組的初邊值問題:我們研究了在u g ( g是使散度型方程組( 2 )中的系數a ( x , u )的特徵值實部大於零的區域)時散度型方程組( 2 )解的局部解存在性。在我們應用h . amann的局部解存在性理論時,我們發現h . amann的關于散度型方程組( 2 )局部解存在性理論的證明並不完整。
  18. Meanwhile the evaluation method of estimation matrix and fuzzy matrix had been used to confirm the weightiness of each factor with the data collected by the ordinary and expert questionnaires. so an integrated index system of executive ability of virtual enterprise was constructed

    並且通過普通及專家問卷調查的形式,採用判斷和模糊一致關系等綜評價方法分別確定各級影響因素之間的重要性權重,從而有創新的構建了一個比較完整的虛企業執行力影響因素指標體系。
  19. The effective heat - transfer temperature difference ( t _ i ) of every effect of multi - effect evaporation subsystem and the preheat temperature rise ( t _ ( p, j ) ) of every level of multi - level preheat subsystem of the design model were distributed by equal heating area, equal heat - transfer temperature difference, and free proration methods. the simulation of design has been conducted by matrix method combined with iterative method. the free proration method transformed the decision variables from t _ i and t _ ( p, j ) with complex restriction into _ i 、 _ p, jwith the value range of 0 1, and provided a simple and convenient method for optimum design

    操作型模型分別以t _ 0 、 t _ k 、處理量f _ 0 、出料濃度x _ ( az )等不同控制變量為未知變量並採用法結迭代法進行操作模計算;在操作模計算的基礎上,建立了復雜多效蒸發系統操作優化模型,該模型以濃縮成本最小為優化目標,以t _ k和f _ 0為決策變量,採用遺傳演算法結法求解。
  20. Chapter 4 gives out the blind detection algorithm of unknown fh signal using multi - hop autocorrelation technique and blind signal separation algorithm using joint approximate diagonalisation of eigen - matrices ( jade ) technique. some elementary simulation results are also presented here

    第四章對用多跳自相關技術做跳頻信號盲檢測以及用特徵對角化技術( jade )做跳頻信號盲分離的演算法做了研究和模
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