dof

英 [dɒf]
  • n.【摄】景深
  • 网络自由度(degree of freedom);景深(depth of field);焦深(depth of focus)

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dof

自由度(degree of freedom)

自由度与冗余约束自由度DOF)是描述或确定一个系统(主体)的运动或状态(如位置)所必需的独立参变量(或坐标数) …

景深(depth of field)

景深 (DoF) 是一种游戏特效,能使前景物体变得更加清晰和锐利,并使背景物体变得更加模糊、朦胧。 它可以增加场景的深度。

焦深(depth of focus)

8 2 4 焦深(DOF) 8.2.4 焦深(DOF) 透镜 - 焦深 光刻胶 焦深 焦平面 焦平面 + 光刻胶 薄膜 + 焦深:焦点周围的一个范围 图像连 …

多自由度

摘要:为模拟飞行器多自由度DOF)风洞试验,设计并制造了一种用于低速风洞试验的高速并联六自由度机构,综合分析需求和 …

三自由度

一个三自由度DOF)nanomanipulator回转回转棱柱(RRP)执行器的结构,命名为MM3A,可用于各种纳米操纵任务。这个 …

六自由度(Degrees of Freedom)

针对自主研发的六自由度(DOF)模块化机械臂,提出一种逆运动学求解方法.根据机械臂的结构特点和运动学约束,对机械臂的运动 …

1
The model is characterized by a large number of DOF, high simulation precision and being easy to get the simulation parameters. 该模型具有自由度较多,仿真参数易获取且精度较高的特点。
2
Finally, the paper will elicit the general equations of motion about six-DOF, considering the relative motion between the two aircraft. 最后,建立的模型中是考虑两个飞行器之间的相对运动,导出通用的六自由度运动方程。
3
A study of the kinematic characteristics of a three degree-of-freedom (dof) parallel mechanism is presented. 的研究运动学特征三自由度(自由度)并联机构提出。
4
Meanwhile, the PKM with multi-DOF is always with high degree of couple and complex NC system, and it's hard to build up the move modeling. 但是并联机床普遍存在有效工作空间小的问题,而且多自由度并联机床运动耦合高、建模困难且控制系统复杂。
5
The Jacobian matrix of the 2-DOF parallel manipulator used in kinematics is derived by means of derivation of constraint equations. 同时,利用对机构约束方程求导的方法,建立了2自由度并联机器人机构的运动学雅可比矩阵。
6
A large opening (small f-stop number) gives you a very shallow DOF, and a small opening (big f-stop number) gives you a much deeper DOF. 一个大洞的开启(小f值)会带给你浅度景深,而一个小的开启(大f值)则会给你一个深度景深。
7
A special template used for establishing error model of the 5-DOF surgical framework is introduced in the paper. 文中还介绍了一种为了建立五自由度手术框架的误差模型而研制的误差标定模板。
8
It is a layered control system consisting of a 3 DOF vehicle model, a yaw moment determining layer and a torque distribution layer. 它是包括三自由度参考车辆模型、横摆力矩确定层和转矩分配层的分层控制体系。
9
The ellipse motion of the driving points for cylinder type multi-DOF ultrasonic motor and its characteristics were outlined firstly. 分析了圆柱形多自由度超声电机驱动点的椭圆运动轨迹及其特点。
10
The mechanical dynamics model is an important research area of the control strategy for the six-dof hydraulic motion platform. 机械系统动力学模型是研究液压六自由度运动平台控制策略的重要组成部分。
11
The inverse kinematics of 6 DOF manipulator is one of the main concerns and difficult problem in robotics. 六自由度串联机械手的位置逆解问题一直是机器人学研究领域的难点和热点之一。
12
Most existing isotropic generators, however, cannot be employed to develop 6-DOF isotropic parallel manipulators with less kinematic chains. 然而,现有之大部分等向性产生器无法应用在设计运动链少于六条以下之六自由度等向性并联式机器人。
13
The optimization of comprehensive performance of a planar 2-DOF(degree-of-freedom) redundant parallel manipulator was investigated. 对平面二自由度冗余并联机器人的综合性能优化设计进行了探讨。
14
A kind of 6 DOF parallel robot used for precision positioning of target and its working characteristics were introduced. 介绍了一种用于靶精密定位的6自由度并联机器人及其工作特点。
15
Furthermore, the experimental results show that the classifier presents a new method for the EMG control of the multi-DOF prosthetic hand. 实验结果表明,该分类器为多自由度肌电假手的控制提供了一种有效的方法。
16
A novel method for measuring dense-line depth of focus(DOF) of a lithographic projection system is proposed. 提出了一种检测光刻机投影物镜密集线焦深(DOF)的新技术。
17
Finally, a pose measurement experiment with a 6-DOF parallel simulator validates the effectiveness of the method. 最后,以一台6自由度运动模拟器为例验证了该方法的有效性。
18
Consequently, two optimal dynamic trajectory planning problems in associated with this task space redundant DOF are investigated. 因此,本文即针对此直角座标空间多馀自由度提出两类最佳化动力轨迹规划问题及其求解方法。
19
By using the technology of substructure mode synthesis, both the number of DOF and cost of computation are significantly reduced. 子结构方法的应用,有效减少了结构自由度数目.达到了减少计算量的日的。
20
The analysis of singularity and mobility condition of a new two-DOF hybrid-driven mechanism is presented. 本文从奇异性分析入手,较为深入地分析了一种典型二自由度混合驱动机构的可动性条件。
21
The paper presents a point-track data based simulation algorithm for the six degrees of freedom (DOF) maneuver of rigid body target. 提出了一种基于点迹数据的六自由度刚体目标机动仿真方法。
22
"Indeed the role, I DOF club in a higher number of" Albania has a clear understanding before. “角色的确不同,在俱乐部我自由度更高一些”,阿德赛前也有清醒认识。
23
A 6 - DOF rigid multi - body handling stability model of an articulated dump truck ( AUT ) was developed by Roberson - Wittenburg method. 运用多刚体动力学罗伯森-维登堡法,建立了六自由度铰接式自卸车操纵稳定性模型。
24
Parallel 6-DOF motion system (Stewart Platform) is an extremely crucial component of the flight simulator. 并联六自由度运动系统是飞行模拟器非常重要的组成部分。
25
A behavior-based intelligent controller is designed for the control of a 2-dof manipulator in this paper. 本文提出了一种基于反应式行为控制的智能控制器,以强化学习作为智能控制器的学习算法。
26
It combines the motion via a 2-DOF seven bar mechanism. It is driven by a constant speed motor and a servo motor. 它是采用一个常规电机和一个伺服电机作为动力源,通过一个平面二自由度七杆机构合成后实现可控的输出运动。
27
Firstly, the structure, present situation of 6-DOF parallel robot and its application prospect are introduced. 首先介绍了六自由度并联机器人的结构以及六自由度平台的发展概况、应用前景。
28
Simulations on the 6-DOF aircraft equation prove that the proposed design method is available to maneuvering of the fighter. 在六自由度全量飞机模型上的仿真结果表明,所提出的设计方法是可行的。
29
CAD variable geometric method was put forward to solve the velocity and acceleration of planar multi-DOF mechanism of robot arms. 提出求解机器人臂平面多自由度机构的速度和加速度的CAD变量几何方法。
30
This article establishes a mathematical model of 6-DOF motion system with MATLAB as the emulating tool, makes dynamics analysis. 本文以MATLAB为仿真工具,建立了六自由度运动系统机构的数学模型,对其进行了动力学分析。