jacobian matrix 中文意思是什麼

jacobian matrix 解釋
函數矩陣
  • jacobian : 導數行列式
  • matrix : n (pl matrices 或matrixes)1 【解剖學】子宮;母體;發源地,策源地,搖籃;【生物學】襯質細胞;間...
  1. Velocity jacobian matrix and force jacobian matrix of the pmt are educed

    導出此並聯機床的速度雅克比矩陣和力雅克比矩陣。
  2. The theory of inversed kinematics ( ik ) was mainly introduced, the ik motional control methods based on jacobian matrix were studied

    摘要應用基於雅可比矩陣的逆向運動學運動控制方法,對抽油機運動規律進行了分析。
  3. The best scheme was chosen after analysis and comparing and the structure was designed. at same time, the kinematics analysis was conducted, coordinate transformation matrix using d - h method was set up, and the kinematics equation direct solution and inverse solution was deduced, the velocity jacobian matrix was constructed using vector product method, and the values of displacement and velocity of some special point including the wrist point were calculated. secondly, the working space of the robot was analyzed and the axes section of practical working space was drawn

    首先,作者針對機器人的設計要求提出了多個方案,對其進行分析比較,選擇其中最優的方案進行了結構設計;同時進行了運動學分析,用d - h方法建立了坐標變換矩陣,推算了運動方程的正、逆解;用矢量積法推導了速度雅可比矩陣,並計算了包括腕點在內的一些點的位移和速度;然後藉助坐標變換矩陣進行工作空間分析,作出了實際工作空間的軸剖面。
  4. The content including : ( 1 ) combined with the powerful matrix operation function and the abundant function computation of matlab, a load flow program is developed. due to the deeply research of admittance matrix, jacobian matrix and correction matrix, this program has a great advantage at both speed and code

    其主要內容如下: ( 1 )結合matlab軟體強大的矩陣運算功能和豐富的函數計算功能,對潮流演算法中導納矩陣、雅可比矩陣以及修正方程求解的實現方式進行了深入研究,開發出一種速度和代碼量都具有明顯優勢的潮流程序。
  5. The elements of the reduced - jacobian matrix are functions of some parameters of the system. for example, effective short ratio, power base ratio, coupling impedance and load flow of the system. for single - infeed hvdc system with a parallel ac line, computer simulations using power system analysis software package ( psasp ) were performed

    用一種簡單的方法可以求得降階雅可比矩陣,由於降階雅可比矩陣的元素都是交直流混合系統中一些參數的代數函數,如有效短路比、功率基準比、連接阻抗和系統潮流等,因此,矩陣的特徵值也與這些參數相關。
  6. Then with implicit function theorem the flexible workspace is dealt with. by using the jacobian matrix of the hybrid input mechanism, the sensitivity of output is obtained. then the condition number of jacobian matrix is derived

    進而研究平面閉鏈機構的柔性工作空間,並利用隱函數定理快速地推導出平面閉鏈5r和4rp機構的工作空間的邊界條件。
  7. The computer program has following advantage : the solution of main blade is by iterative scheme in time domain, the kutta condition is used by explicit equal pressure condition, the jacobian matrix which can reflect the influence on the difference between the upper and lower surface at trailing edge by dipole is calculated in each iterative procedure, in order to improve the convergence of iteration

    本文編制的螺旋槳非定常性能預報程序是針對主葉在時域中迭代求解的, kutta條件採用的是顯式的等壓條件,求解中為了提高迭代的收斂性,在每次迭代中都重新計算反映偶極子強度對尾緣處上下表面壓力差影響的jacobi矩陣。
  8. When the joints " distribution of the fixed platform and the moving platform are equal, judge the location is or not singularity. regard the determinant values of the jacobian matrix in flexible workspace as estimate guideline, which reduces extremely calculation that has been implemented in the singularity analyses of the 5 - dof parallel mechanism

    本文在靈活工作空間內以雅克比矩陣的行列式值作為評價指標,驗證當定平臺和動平臺都是均布時機構是否處于奇異位形,並在整個工作空間中搜索大大減少對並聯機床奇異位形分析的工作量。
  9. ( 2 ) link coordinates of the manipulator were set up by denavit - hartenberg method. simultaneously, forward kinematics and inverse kinematics was modeled through homogeneous transformation and jacobian matrix was reached as well, which provided the basis for kinematics analysis, simulation and performance optimization

    ( 2 )採用denavit - hartenberg方法設定了番茄收獲機械手桿件坐標系,通過齊次變換建立了正運動學與逆運動學模型,獲得了番茄收獲機械手雅可比矩陣,為機械手運動學分析、模擬與性能優化奠定了理論基礎。
  10. General pkm has no analytic positive solutions, which mirrors in the analysis of kinematic and dynamic. jacobian matrix can not be gained ; when solving the problem with the digital algorithm of gauss - elimination, the coefficient matrix of linear equations group is high degree illness

    一般並聯機構沒有解析正解,反映在運動和動力學分析過程中為無法求得雅可比矩陣;當採用高斯消去法的數值解法解雅可比矩陣的方程組或求逆時會發現系數矩陣是高度病態的。
  11. ( 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。
  12. First, the jacobian matrix of the system is derived from a kinematics analysis. then the dynamic equations for each part are deduced using the newton - euler method. at last the driving forces of the active joints are calculated, by using the principle of d ’ a lembert

    本文對6 - prrs並聯機器人的動力學進行了分析,分別計算了各個構件的雅可比矩陣,得出了114階的系統雅可比矩陣;然後利用牛頓-歐拉法詳細推導了6 - prrs並聯機器人的動力學方程,結合d 』 alembert原理求出了6個主動關節的驅動力。
  13. Through the mathematical evaluation or derivation of this algorithm, a novel newton based power flow method with a direct factorization formulation of jacobian matrix is proposed for radial distribution systems

    通過對前推回推法求解過程的數學演化,導出一種新的牛頓類型的演算法及其雅可比矩陣直接分解公式。
  14. The jacobian matrix of the 6 - prrs parallel robot has been computed by two methods. one is differential coefficient based on symbol operation, the other is vector construction

    對於6 - prrs並聯機器人的雅可比矩陣,分別使用了基於符號運算的微分構造法和矢量構造法進行求解,並驗證了兩種方法的正確性。
  15. According to the measured values of the joint angles and the end - effector positions, jacobian matrix is calculated, and errors between the desired and the measured positions of the end - effector are exported to the least square method to determine the compensation for the dimensional parameters of the robot

    通過機器人關節角和末端手爪位置的測量數據,計算雅可比矩陣以及手爪位置理論值和實測值的誤差,採用最小二乘法對機器人的尺寸參數進行補償量的計算。
  16. 2. based on the inverse position equation and the jacobian matrix, the solution of direct position is obtained through the numerical iteration method. 3

    在機構位置反解和速度雅可比矩陣的基礎上,利用數值迭代的方法對機構進行了正解求解,每次可以求得機構的一組正解。
  17. The astringency, error and stability of the numerical method are researched. zero matrix method, constant matrix method, and jacobian matrix method are constructed in order to improve numerical precision and efficiency. the steps for calculating matrix exponential function using pade approach method are given out

    研究了所提西安理工大學博士學位論文數值計算方法的誤差、穩定性、收斂性等數學性質,在計算精度和計算效率兩方面提出了一些改進措施,構造了零矩陣法、常數矩陣法、雅可比矩陣法等計算格式,給出了利川pade逼近計算矩陣指數函數的求解步驟。
  18. Study of new analytic solution of robotic relative jacobian matrix

    機器人相對雅可比矩陣解析求解方法研究
  19. Improvement and application of jacobian matrix for 2d resistivity sounding fast inversion

    二維直流電測深反演中雅克比矩陣演算法的改進及應用
  20. According to the discussion of the jacobian matrix, we find out the dual instantaneous self - motion singularities of the manipulators

    通過機構雅可比矩陣的求解,分析機構的運動奇異性。
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