方形矩陣 的英文怎麼說

中文拼音 [fāngxíngjǔzhèn]
方形矩陣 英文
matrix #square matrices and related definitions
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 矩 : 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
  • 陣 : 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...
  • 方形 : square; tetragonum
  • 矩陣 : [數學] matrix; array
  1. These cards also make it easier to design a system that com ? bines various switching configurations, such as matrix, cascade, tree, etc

    利用這些開關卡，可更方便地設計組合不同切換配置的系統，例如矩陣、級聯、樹形，等等。
  2. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  3. By studying on jacobin matrix of planar, a method that can make the machine avoid singularity on operating is put forward

    通過對五桿機構雅可比矩陣的分析，提出了避免機床在工作時出現奇異位形的方法。
  4. The nodal matrix now has the convenient form.

    現在結點矩陣具有下面方便的形成。
  5. 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矩陣變換原理和計算機圖形學原理相結合，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擬的一般原理和方法。
  6. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。
  7. The equations of motion governing the axisymmetric elastic deformation of finite orthotropic cylindrical shells, involving the effect of transverse shear and rotational inertia, are derived. by applying the reverberation method, the displacement and the resultant forces of the shell in the phase space are expressed. then the transient waves in the finite orthotropic cylindrical shell subjected to the axisymmetric impact are obtained by using inverse laplace transforms. furthermore, the transient solutions are decomposed to the generalized ray integrals and computed numerically

    分析了計及剪切變形和轉動慣性的有限長正交異性圓柱殼中彈性瞬態波的傳播問題，採用回傳矩陣法，在相空間中給出了位移和內力的表達式。再利用laplace逆變換，得到正交異性圓柱殼受軸對稱沖擊作用時彈性瞬態波解，然後將其分解為若干廣義射線積分之和，並用數值方法求解之。
  8. Braces are used for the column matrices to distinguish them from rectangular matrices usually put in square brackets.

    大括號用於列矩陣，以便使列矩陣與矩形矩陣區分開，矩形矩陣通常採用方括號。
  9. In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared

    本文在已有研究成果的基礎上進一步開展了以下幾方面的研究： （ 1 ）在對層狀地基傳遞矩陣法中的總傳遞矩陣分析的基礎上，提出了廣義雙層地基模型的概念，並把半無限體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式中； （ 2 ）根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解析式，編制了程序，調試通過並驗證了其正確性； （ 3 ）通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降，矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算，探討了雙層地基中的附加應力與沉降特性； （ 4 ）應用本文的層狀地基體系理論對一個工程實例進行了計算分析，並與傳統的計算方法的計算結果和有限單元方法的計算結果進行了對比分析，結果表明利用層狀地基理論計算更能反映地基中附加應力分佈的實際情況。
  10. Due to the moving base existence of the minehunting and the frame structure characteristic of the sonar array, a new modeling thought in which the boat body coordinates is regarded as moving coordinates and the whirligig equation of sonar array compared with the self coordinates is founded on the basis of the euler ' s theorem and the coordinate transform is introduced. the dynamic equations of minehunting sonar array with the state matrix form are founded by settling the dynamic models with the vector form. so it offers theory foundation for analyzing the dynamic characteristic and designing robust control

    由於獵雷艇作為動基座的存在和聲納基陣的框架結構特點，提出了以艇體坐標系為運動坐標系，運用變形的歐拉定理和坐標變換建立聲納基陣相對自身坐標系的旋轉運動方程的建模思想；將所建立的矢量形式的動力學模型展開整理，獲得了狀態矩陣形式的獵雷聲納基陣動力學方程，為系統動力學模型的實用化奠定了基礎。
  11. Topology graphic is applied to electric power networks, and a new method to form the three - phase nodal admittance matrices with three - phase branches is proposed

    將圖論應用到電網拓撲結構中，從一個新的角度提出了用三相支路法形成三相節點導納矩陣的方法。
  12. Finally, based on the approximation capability of gengeralized multilinear fuzzy logic systems ( gmfls ), a new scheme of decentralized adaptive fuzzy controllers for a class of multiple - input - multiple - output nonlinear systems with a triangular matrix function control structure is proposed

    最後針對一類具有下三角形矩陣函數控制增益的多變量非線性系統，並利用廣義多線性模糊邏輯系統的逼近能力，提出了一種分散自適應模糊控制器設計的新方案。
  13. Firstly, based on a modified lyapunov function and the approximation capability of the first type fuzzy systems, two new design schemes of decentralized adaptive fuzzy controller for two class of similar multivariable nonlinear continuous systems with a triangular matrix function control structure is proposed in this paper, respectively

    本文首先對兩類結構相似的具有下三角形矩陣函數控制增益的多變量非線性連續系統，基於一種修改的李亞普諾夫函數，並利用第一類模糊系統（即具有線性可調參數的模糊系統）的逼近能力，分別提出一種分散自適應模糊控制器設計的方案。
  14. Under ideal conditions, adaptive array signal processing methods can get excellent performance and adaptive beamformers provide an improvement in array output signal - to - interference - plus - noise - ratio ( sinr ) in comparison with conventional beamforming. in practical operating circumstances, the performance of adaptive array signal processing methods degrade extremely due to existing errors

    但是，在實際系統中總存在有誤差，包括自適應訓練樣本有限次快拍引起的協方差矩陣的估計誤差和各種系統誤差，誤差使得實際陣列流形與理想陣列流形存在差異，這時自適應陣列信號處理的性能會急劇下降。
  15. The simulation results show that the throughput of proposed method converges to that of eigen - beamforming when the number of users in a cell is large

    模擬結果表明，當小區內的用戶數足夠多時，所提出的方案獲得的系統吞吐量將收斂于在發射端使用特徵波束成形矩陣的吞吐量。
  16. Adjusted the input parameters, a set of optimal data and covariance matrices were obtained in the statistical meaning. correlative coefficients of the cross sections were plotted in three dimension pictures with origin program. in this way, the physical meaning of the covariance matrices and the correlation between the cross section data at each energy points are displayed visually

    通過調整輸入參數，最後得到在統計意義上最佳的推薦值及相應推薦值的協方差矩陣，並用origin程序畫出相關系數的三維空間圖，形象地顯示了協方差矩陣的意義及各個能點之間截面的相關性。
  17. Topics covered include : static equilibrium, force resultants, support conditions, analysis of determinate planar structures ( beams, trusses, frames ), stresses and strains in structural elements, states of stress ( shear, bending, torsion ), statically indeterminate systems, displacements and deformations, introduction to matrix methods, elastic stability, and approximate methods

    主題包含了：靜力平衡、合力、支承條件、靜定平面結構（梁、桁架、構架）分析，結構構件之應力與應變，應力狀態（剪力、彎矩、扭力） ，靜不定系統，變位與變形，矩陣方法介紹，彈性穩定及近似值解法。
  18. We highlight the key points of this dissertation at the end of this charter. in chapter 2, a modified projection transformation method is presented, which utilizes preliminary estimation of interference doa. it is demonstrated that the side lobe performance of adapted antenna patterns can be significantly improved with this method and increased convergence rate of adaptive algorithm when the array manifold is not known exactly

    針對投影預變換在大信噪比時性能下降的缺點，提出了一種改進的基於投影預變換自適應波束形成演算法，通過對陣列協方差矩陣進行降維處理，既可抑制擾動誤差又可降低運算量，增強陣列的sinr輸出，具有良好的波束合成性能和較快收斂速度。
  19. An advantage of this method is that it can be applied when the covariance matrix of the invested projects is positive semi - definite

    該方法的優點在於能夠處理各投資項目之間的協方差矩陣為半正定的情形。
  20. When made covariance matrix, the observational data were always treated as one group without considering the time misfit, which did not match the true situation. in this thesis not only the distance, but also the time correlation was taken into account when constructed the covariance matrix, the observational data being treated differently according to its obtaining time and the weight, big or small, being assigned to differently according to its time correlation, strong or weak. all that done mentioned above made the application of data be closer to practical situation

    在確定協方差矩陣的時候，以往的做法是將所有不同觀測時刻的數據當作同一時刻的數據應用；本文在形成協方差矩陣時，不僅考慮空間相關，而且應用了時間相關，對觀測數據的應用依照其得到時間的不同分別處理到協方差矩陣的建立中，並根據其在時間上的相關強弱給予不同的權重值，使得對觀測數據的應用更接近實際情況。
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