singularity method 中文意思是什麼

singularity method 解釋
奇點法
  • singularity : n. 1. 奇特;特別;非凡,異常;奇特的東西;怪癖,特性。2. 〈罕用語〉獨一,單一,獨個。3. 【天文學】奇點〈宇宙物體收縮至無限大密度和無限小體積的空間的一個假想點〉;【數學】奇點。
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. The time - scale amplitude plot and phase plot based on hermitian wavelet transform are presented to singularity detection of signal. the corresponding relation relation between singularity and amplitude plot or phase plot is created. as successful application, fault of axletree damnify is found by means of this method

    提出了基於hermitian小波變換的時間?尺度幅圖和相圖來識別信號奇異性的方法,建立了信號奇異點與幅圖和相圖的對應關系,在軸承損傷故障診斷中取得了成功的應用。
  2. By means of constructional iterative equation, this paper presents a way to give out the existence and singularity of a type of equational root with gradual approach method

    摘要本文通過構造迭代函數,利用逐次逼近的方法給出了一類方程根的存在性與唯一性的判斷的一種解決方案。
  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. On the aspect of the research of the rcs computation methods, this dissertation did many work as : it discussed the application of the stationary phase method for the integral of the physical optics and gave the expressions of the stationary phase method based bezier surface for the perfect conduct and coated target ; focused on the application of the stationary phase method, it discussed some important techniques such as the searching of the stationary phase method and the handling of the singularity ; it also discuss the application of the gauss method for verifying the correction of the stationary phase method, and gave their compares of the efficiency and the precision

    在rcs演算法研究方面,本文做了以下研究:討論了在bezier曲面上物理光學積分的駐相法求解,給出了bezier曲面上理想導體和塗敷目標駐相公式;圍繞駐相法的應用,討論了駐相法應用中的一些關鍵的技術問題,包括駐相點的搜索、駐相法的奇異性;為了檢驗駐相法的精度,還討論了gauss積分的應用,給出了兩種方法計算效率和精度的比較。
  5. The singularity of the optimal designed fine - tuning stewart platform is analyzed using this new genetic singularity analysis method. the results have shown that the fine - tuning stewart platform is singularity - free, which has laid a solid base for the high precision trajectory tracking of the ska

    採用實值遺傳演算法對優化的精調stewart平臺進行了奇異性分析,證明了所設計的精調stewart平臺在工作空間內不會發生奇異。
  6. The assemblage angle and maximum step are studied, the method to calculate the maximum step of random structure paramers and random walking orientations is proposed and some formulations are deduced. the singularity and singularity workspace are analysed. based in zmp theory, the track programming is finished depending on leg position workspace

    根據zmp理論,在腿位置運動空間內作了軌跡規劃,劃分了步行周期,求出了腳圓心的軌跡,對速度和加速度作了規劃,應用離線軌跡規劃方法,給出了離線求取桿長伸長值及速度值的演算法框圖。
  7. The method is used to study the singularity distributions for different orientations of the mobile in a oblique plane. by parallel translation of the oblique plane, the singularity distributions are derived in three - dimensional space

    用這種方法分析了各種歐拉角( )姿態下在一斜平面上的奇異分佈情況,通過斜平面的平行移動,可以得到機構在三維空間中的奇異分佈。
  8. Besides, geometry constrains are added to solve the inverse kinematics problems, which results reliable and faster algorithms avoiding singularity problems. ( 2 ) a method of seamless transition of different motions is provided that integrates motion blending and inverse kinematics techniques

    在求解逆運動學問題中,通過合理增加控制中的幾何約束條件簡化了求解過程,從而有效避免了歐拉角描述運動可能產生的奇異性問題,保證了解的有效性。
  9. Eigenequation about singularity, singular stress fields and electrical displacement fields near the interface edge are obtained under axisymmetric distortion. finally, a special finite element formulation which is based on the principle of minimum potential energy has been developed for determining the orders of the singularity of the singular stress fields around the singular point ( interface edge, interface corner and the interface crack ) in the bonded dissimilar anisotropic / anisotropic, piezoelectric / piezoelectric as well as piezoelectric / anisotropic materials. the numerical results show that this method is very convenient and efficient

    最後,從最小勢能原理出發,在僅僅考慮奇異性支配區域這一前提下,對于彈性接合材料的平面變形問題和擬平面應變問題,以奇異點為原點分別建立極坐標系和圓柱坐標系,通過分部積分消除廠項,從而使奇異性問題的求解由原來的二維降為一維;對於三維變形問題,以奇異點為原點建立球坐標系,通過分部積分消除項,從而使奇異性問題的求解由原來的三維降為二維。
  10. The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method

    本文的主要工作有: ( 1 )分析電力系統在發生故障時的運行狀態,尤其對三相傳輸線上的故障行波進行了分析和研究,推導了考慮相間耦合的三相傳輸線電壓方程,並將傳輸線上任一點的電壓與故障點電壓建立起聯系,得出了傳輸線上電壓信號在故障點處的奇異性,並以此作為構造新的故障檢測演算法的理論基礎; ( 2 )將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中,針對目前相關研究的不足,提出了電力系統故障檢測判據的補充判據,通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析,給出了一個可行的解決方案;模擬研究表明:這是一個快速、準確、有效的故障檢測演算法。
  11. Finite difference time - domain method is used to calculate the reflection for these probes and absorbing boundary condition is used to deal with the singularity in the axis of the coaxial - line in the simulation. by comparing the reflection of different probes, the best probe has been selected according to sensitive requirement. the influence of parameters : such as thickness of protective film, length of protruding inner conductor of the coaxial - line probe to the measurement has been studied

    通過時域有限差分法進行數值模擬分析,並採用吸收邊界處理同軸線軸心奇異點,計算出各種探頭測量相同溶液的反射系數,根據其測量的靈敏度,選出最優設計;並通過分析所選探頭的各種設計參數,如薄膜厚度、內導體伸出長度等的變化對測量結果的影響,找出該探頭各參數的最佳范圍,使其具有高度靈敏性,以適用於測量化學反應溶液的介電常數。
  12. Algorithms for the minimal polynomial and the inverse of a given block symmetric circulant matrix over a group algebra of a finite group over a field are presented. and a method of determining singularity of this block symmetric circulant matrix is given

    ?給出了求域上有限群的群代數上的塊循環矩陣的極小多項式的演算法,西安電子科技大學博士學位論文:多項式代數及其應用奇異性判別法及其逆矩陣的求法
  13. The definition of a mixed block matrix is given, and an algorithm for the inverse of a given mixed block matrix over a group algebra of a finite group over a field is presented, and a method of determining singularity of this mixed block matrix is given

    ?給出了域上有限群的群代數上的塊對稱循環矩陣的奇異性判別法及其逆矩陣求法. ,定義了域上有限群的群代數上的混合塊矩陣,並給出了它的可逆性的判別法及其逆矩陣的求法
  14. Infinite element method ; interface problem ; singularity

    無限元方法內邊界問題奇性
  15. A new analytical method for the plane elastic or thermoelastic problem on complex multiply connected region based upon the complex potential theory of elastic mechanics built by muskhelishvili. n. i. by combining the theory of sectionally holomorphic function, cauchy model integral, the analysis of the singularity of complex function and riemann boundary problem, the analysis relation between the complex potentials is obtained, and then the problem is transformed into solving an elementary complex potentials equation

    I彈性力學復勢理論的基礎上提出一種處理復雜多連通域平面彈性與熱彈性問題新的分析方法,將復變函數的分區全純函數理論,復勢奇性分析, riemann邊值問題與cauchy型積分相結合,求得各分區復勢的解析關系,將問題歸結為一個初等復勢函數方程的求解。
  16. We extend this method to the problem of a domain which boundary is an open arc or an open segment. in this paper, we simulate the singularity of solution in extreme point of open arc or open segment by singular element

    本文還把此方法推廣到求解區域邊界是直線段或者開弧段的情況,採用引入奇異邊界單元的方法來模擬解在開邊界端點附近的奇異性。
  17. But this method can ’ t be used to generate tool - path for the kind of surfaces whose curvature varies sharply, since singularity may appear when creating the offset surface. it is computation expensive to resolve the singularity

    但曲率變化大的曲面在生成等距面時發生自交,曲面的自交處理計算復雜,降低了基於等距面的刀具軌跡計算速度。
  18. ( 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。
  19. In this paper, damped least - square method utilized to overcome kinematic singularity of robotic manipulators was improved, which achieved more accurate tracking compared to the traditional method. singular value decomposition ( svd ), to which was attached great importance in singularity - robust inverse kinematics and kinematic control of redundant manipulators, was investigated. also, an overwhelmingly utilized algorithm of svd was improved and some possible problems encountered in joint failure issues and redundant issues when using this algorithm was deeply discussed

    本文改進了解決機器人運動學奇異的阻尼最小二乘法,同傳統的阻尼最小二乘法相比具有更高的跟蹤精度;研究了在機器人奇異魯棒性逆運動學、機器人冗餘運動控制中佔有重要地位的矩陣奇異值分解,對一種應用廣泛的奇異值分解演算法做了改進,並對其在關節卡死和冗餘控制中可能遇到的問題做了較為深入的討論,系統地描述了一階運動學實現方案,為軌跡規劃打下了堅實的基礎。
  20. In connection with the researches carried out in our laboratory, the description is concentrated on the high accurate four - component relativistic density functional methods with relativistic effects taken into account strictly, and the two - component or scalar relativistic density functional methods with relativistic effects considered approximately, involving the zero - order regular approximation ( zora ) method and its improved variants, the singularity excluded approximate expansion ( seax ) method, and the jointed two component - scalar relativistic ( or non - relativistic ) approach applicable to the calculations of large systems locally containing heavy elements

    結合本實驗室的研究工作,重點介紹嚴格處理相對論效應的四分量相對論密度泛函計算方法和近似處理相對論效應的兩分量和標量相對論密度泛函計算方法,包括零級規則展開近似( zora )方法及其改進和排除奇點的近似展開( seax )方法,以及適合處理局部包含重元素大體系的接合兩分量標量相對論(或非相對論)計算方法。
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