singular matrix 中文意思是什麼
singular matrix
解釋
降秩矩陣-
Aiming at five kinds of targets from geneva lake which are rock, sand, pebble, grit and sullage, the features we extracted based on the cwt time - frequency matrix are singular values, some parameters of histogram and invariant moment
針對萊蒙湖底的巖石、沙、卵石、砂礫、淤泥等五類目標，文中所提取的特徵主要有時頻矩陣的奇異值、直方圖的有關參數以及不變矩等三類特徵。 -
Due to the importance of the accuracy of the time - domain impedance matrix elements, the techniques by which treating of the singular integrals and near singular integrals arose from the tdie - mom solving process are analyzed in detail, and these techniques are utilized to solve the tdie. in the end, using triangle patches discretizing arbitrarily 3 - d dielectric objects and metal - nonmetal composite objects surface and utilizing spatial rwg and temporal triangular bases, the tdie are solved by mot algorithm
最後，分別對三維介質目標、金屬非金屬組合目標散射體表面用三角貼片離散，並在空間上採用rwg基函數，在時間上採用三角型時間基函數、利用阻抗元素的精確演算法計算出阻抗矩陣，再運用mot法分別求解了介質體目標，金屬非金屬組合目標的時域積分方程，並分析了金屬非金屬組合目標分界面上的等效電流與等效磁流的特性。 -
The cable - strut tensile structures are the self - stress equilibrium systems composed by tensional cables and struts. in this paper, the basic concept of the structures was described. the analysis methods of the structural characteristics ( statically and kinematically determinate or indeterminate ) and the geometrical stability were presented. it is indicated that the cable - strut tensile structures are in stable equilibrium with first - order infinitesimal mechanisms. the ranks of equilibrium matrix were calculated by employing the singular value decomposition, and the independent modes of inextensional mechanisms and the states of self - stress were also obtained in the same way. this paper contains some typical examples which illustrate all of the main points of the work
索桿張力結構是指由張力索和壓桿組成的、具有預應力自平衡的新穎結構體系.本文詳細闡述這種結構的基本概念和結構特徵，討論結構靜動定體系特性和幾何穩定性判定分析方法，指出索桿張力結構應具有一階無窮小機構的幾何穩定體系.文中採用奇異值分解方法計算結構平衡矩陣的秩，並計算獨立機構位移模態和自應力模態.最後，對幾種典型的索桿張力結構進行了算例分析 -
A general matrix perturbation method for complex modes using singular value decomposition
基於奇異值分解的復模態矩陣攝動法 -
Standard face images are formed through the above - mentioned processing. during the feature extraction, for those standard face images, regarding the between - class scatter matrix as generating matrix, we extract the algebraic features of face images through k - l transform and singular value decomposition
在人臉特徵提取過程中，對經過預處理的標準人臉圖像，以類間散布矩陣為產生矩陣，通過k - l變換降維並結合奇異值分解來提取人臉代數特徵。 -
The final results obtained in this paper contained that the optimal interpolation scheme highlighted by the covariance that the correlation between different time and the correlation between different place being considered ; that the simplification of kalman filter with the singular - value decomposition ( svd ) and the direct construction of state transition matrix pfeceded with " inverse vector expression " ; and that the analysis of t / p data and its blending with theoretical model
這些成果包括：建立考慮了時間相關的方差矩陣和時空相關的最優插值演算法；對卡爾曼濾波演算法進行了svd簡化以及建立了顯式的狀態轉移矩陣；將t p實時衛星數據進行調和分析並與數值模型進行同化處理。 -
The non - singular extended 2 x 2 jones matrix is deduced to give the precise description of angular property under normal and oblique incidence. consequently, we draw a very important conclusion that the pif is insensitive to the incidence, and has a large numerical aperture
詳細推導了適用於偏振干涉濾光片角度特性分析的無奇異點擴展2 2瓊斯矩陣，對正入射和斜入射下的偏振干涉濾光片光學特性進行了精確描述，並分析出偏振干涉濾光片具有大數值孔徑的重要特性。 -
Non - singular matrix
滿秩矩陣 -
The closed - loop transfer function matrix of such a system must be singular and an input controls two outputs in the system, so the closed - loop transfer function should be assumed a singular matrix whose elements are the fist - order inertia components, then the controller is designed. the control algorithm of closed - loop gain shaping is applied to the rudder roll damping system ( rrd )
考慮到此系統的閉環傳遞函數陣一定是奇異的，以及具有一個輸入控制兩個輸出的特點，在保證其中一個輸出盡量小而另一個輸出跟蹤輸入的前提下，將閉環傳遞函數陣即補靈敏度函數設為具有一階慣性的奇異陣，設計出控制器。 -
4. because there are sub - elements in a member with the introduction of inner joints, when tile spatial stifmess matrix of main joints of a member is made, there are some cases of solving the double nonlinear equations, negative stifmesses, and singular stiffness matrices in process of iterating
4 、由於引入了內結點，構件存在子單元，在形成主節點的構件空間單元剛度矩陣時，存在雙重非線性方程求解，迭代過程中負剛度和剛度矩陣奇異問題。 -
By means of linear matrix inequalities, a sufficient condition is given such that a prescribed discrete singular system is admissible and strictly passive. moreover, under certain conditions, a static state feedback control law is designed such that the resulting closed - loop system is both admissible and strictly passive
利用線性矩陣不等式，給出離散廣義系統容許且嚴格無源的充分條件，並且基於此條件在一定假設下給出存在狀態反饋控制器，使得閉環系統容許且嚴格無源的充分條件。 -
By means of linear matrix inequalities, a sufficient con dition is given for uncertain discrete singular system to be generalized quadratically stable and strictly passive, based on which, a sufficient condition is given for the existence of a state feedback controller, such that the resulting closed - loop system is both generalized quadratically stable and strictly passive for all the admissible uncertainties, all conclusions carry with them corresponding examples to prove the effectiveness, and the corresponding controllers are also presented
利用線性矩陣不等式，給出不確定離散廣義系統廣義二次穩定且嚴格無源的充分條件，並在此基礎上給出存在狀態反饋控制器，使得閉環系統廣義二次穩定且嚴格無源的充分條件。每一節均給出數值算例來說明結論的有效性，同時給出相應的控制器構造。 -
The condition of state feedback is that b is no - singular matrix. the so - called inner weakly coupled system can not be decoupled directly by employing state feedback
本文揭示狀態反饋可解耦的條件是b ~ *為非奇異矩陣，對于detb ~ * = 0 ， detg 0的弱內耦合系統，不能直接用狀態反饋解耦。 -
We propose an algorithm of recovering euclidean reconstruction from projective reconstruction if the camera intrinsic parameters are known. first solving a non - singular matrix which satisfies euclidean reconstruction conditions and then we convert the projective reconstruction to euclidean reconstruction by the matrix
在攝像機內參數己知的情況下，提出一種從射影重構恢復歐氏重構的演算法，先求解一個滿足歐氏重構條件的非奇異矩陣，然後通過此矩陣將射影重構變換為歐氏重構。 -
Discuss the symmetric solutions under restriction of norm - function using the singular value decomposition of matrix
利用矩陣奇異值分解討論范函數約束下的對稱解 -
( 6 ) the analysis on singularity configurations of the manipulator were investigated by the singular value decomposition of jacobian matrix, which was treated with the damped least - square method in the motion. from the results obtained it was indicated that the minimum singular value of manipulator calculated by the damping jacobian matrix were far from zero position. velocity, position and accelerate of all the joints of manipulator moved regularly, consequently the problem that the joint of mani
（ 6 ）通過雅可比矩陣奇異值分解進行番茄收獲機械手奇異性分析，並採用阻尼最小二乘法對機械手運動中的奇異位形進行處理，使番茄收獲機械手最小奇異值遠離零點，各關節運動速度、位置和加速度運動無異常波動，解決了機械手在奇異位形處某些關節運動無法控制的問題。 -
The second is to assure a multiple - parameter matrix characteristic equation has no nonzero pure imaginary roots. the key of this part is to verify that the structured singular value of a one - unknown matrix function is not equal to one. this work can be accomplished by a frequency sweeping test method
前者的核心是判定某常矩陣的結構奇異值不等於1 ，這只需計算常矩陣的結構奇異值；後者的核心是判定某個以頻率為變元的矩陣的結構奇異值不等於1 ，這一問題由頻率掃描測試法解決。 -
Based on this idea, a general framework for linear analysis in singular case is developed, i. e., pca is first used to reduce the dimension of image space to m ( the rank of the total scatter matrix )
更為重要的是，我們進一步揭示了高維、小樣本情況下線性鑒別分析的本質，即先作k - l變換，再用fisher鑒別變換作二次特徵抽取。 -
The sensitivity matrix was then decomposed by singular value decomposition ( svd ) method, and the relationship between the surface geometric errors and the uncertainty parameters was formulated
採用矩陣的奇異值分解原理，對曲面最佳適配的靈敏度矩陣進行分解，得到不確定度參數與測點隨機誤差的關系表達式。 -
The author also makes a comparison between lifting scheme and tst and find that lifting produces a complete new multiwavelet and uses no matrix division or singular matrixes and generally produces shorter new masks than the tst algotithm. so we choose lifting as our method to improve the multiwavelet ’ s property
我們研究了提升和兩尺度相似變換，發現通過提升可以構造全新的多小波而且不需要矩陣分解和求逆，產生的掩模通常比tst演算法更短，因而選擇提升作為改進多小波性質的方法。
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