1) Jacobean matrix
雅可比矩
1.
Independent translational and rotational kinematic models of a Delta and 3-RRR mechanism based double parallel haptic device were established and the corresponding Jacobean matrixes were derived respectively.
建立了基于Delta和3-RRR复合结构的双并联式主手平动与转动独立的运动学模型,并推导出各自的雅可比矩阵,给出了局部灵巧度和全局灵巧度的计算方法。
2) Jacobian matrix
雅可比矩阵
1.
Study on the kinematics analysis and the Jacobian matrix of an articulated manipulator;
一关节型机械臂运动学分析及雅可比矩阵求解
2.
Research on use of Jacobian matrix on analysis of manipulators joint velocity and torque;
雅可比矩阵在对机械手关节速度与力矩分析中的应用
3.
In order to study on dexterity measures of parallel machine tool(PMT) and its application in real processing,a novel 5-Degrees of Freedom(DOF) fully PMT consisting of five actuating limbs and one passive constraint limb is introduced,and its Jacobian matrix is established.
建立了该机床机构的雅可比矩阵,得到了三个影响机床机构灵巧度的指标,即条件数、最小奇异值、可操作性;并通过对这三个并联机床灵巧度评价指标进行分析,定义了两个灵巧度的综合评价指标-综合灵巧度系数和综合灵巧度,分别作为评价不同位形下灵巧度和整个刀位文件灵巧度的指标。
3) Jacobi matrix
雅可比矩阵
1.
To improve the speed of inversion algorithm in electric well logging,a rapid algorithm for Jacobi matrix computation was proposed.
为了提高电法测井反演的速度,提出了一种快速计算雅可比矩阵的方法,即只考虑每个待反演参数的微小改变对其所在层及其邻层视电阻率有影响,而对其他层的视电阻率没有影响,从而节约了大量计算雅可比矩阵的时间,其反演的时间与待反演的参数个数基本上呈线性关系。
2.
The key point of 2 D or 3 D resistivity tomography imaging is to get elements of sentivity matrix or Jacobi matrix.
二维或是三维电阻率反演成像研究 ,最关键的环节是在反演系数矩阵即敏感矩阵(或雅可比矩阵 )的求取上 。
3.
Jacobi matrixes reflecting the relations between inputs and outputs were aquired.
初步确定了机构作业空间的约束条件;同时求出了反映机构输入输出映射关系的雅可比矩阵。
4) Jacobian
[dʒæ'kəubiən]
雅可比矩阵
1.
A Modified Method for Jacobian Matrix with Screw Theory and Vector Product;
旋量理论与矢量积法相结合求解雅可比矩阵
2.
Computer Simulation Approach for Solving Jacobian and Kinematic of Mechanisms and Application;
机构运动分析与求解雅可比矩阵的计算机模拟法及应用
3.
An approximate 2-D Jacobian is got through transforming the RRI partial derivatives to 2-D partial derivatives and ignoring the byway derivatives.
该方法的基本原理是,采用二维有限元法进行正演计算,通过一组修正系数把RRI法计算的一维偏导数转化为二维偏导数,并且在偏导数矩阵中只保留对本测点模型参数的偏导数,忽略对其它测点参数的偏导数,形成一个近似雅可比矩阵。
5) Jacobian matrices
雅可比矩阵
1.
Results: The L 2×L 2 Jacobian matrices can be simplified as diagonal matrices of a few 2×2 matrices.
目的———构造二维均匀耦合映象格子中的时空周期图案 ;方法———通过一维耦合映象格子模型的相空间中已知低空间周期轨道 ,直接构造二维均匀耦合映象格子模型中一系列空间周期轨道 ,而不必求解其模型方程 ,并对构造轨道的稳定性进行分析 ;结果———L2 ×L2 雅可比矩阵可化简为几个 2× 2矩阵组成的对角矩阵 ;结论———所构造轨道的稳定性不可能比原来轨道的稳定性高 。
6) Image jacobian matrix
图像雅可比矩阵
1.
Vision servoing based on online estimation of image Jacobian matrix of Broyden;
基于Broyden在线图像雅可比矩阵辨识的视觉伺服
2.
This paper presents the general principle of robotic visual servo first,and then the global image descriptor-image moments from which the image jacobian matrix is derived are adopted to describe the image features,also the modal independent uncalibrated visual servo methord is proposed in use of lyapunov stability methord.
介绍机器人视觉伺服的一般原理,然后选取图像的全局特征描述子-图像矩来描述图像的特征信息,推导出基于图像矩特征的图像雅可比矩阵,并按李雅普诺夫稳定性方法推导出模型无关的无定标视觉伺服控制律。
3.
Based on the general uncalibrated visual servoing algorithm,this paper presents a new visual servoing control scheme which estimates pseudo-inverse of image Jacobian matrix based on recursive least square algorithm.
在一般无标定视觉伺服算法的基础上,提出了一种基于递推最小二乘法估计图像雅可比矩阵伪逆的无标定视觉伺服算法。
补充资料：矩矩吒
【矩矩吒】
（动物）又作鸠鸠吒。鸡也。见求法高僧传等。
（动物）又作鸠鸠吒。鸡也。见求法高僧传等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条