Questions tagged [movement]

movements. actions or activities, as of a robot or a body of robots.

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How to publish odometry from 3 wheeled omnidirectional robot?

I'm new to ROS and robotics and I'm trying to implement the ROS navigation stack in a 3 wheeled omnidirectional robot. I already made the map using RTABMap but now I'm stuck in the 'Publishing ...
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0answers
48 views

Rotate while strafing with mecanum wheels

I have a robot with a drivetrain that is comprised of 4 mecanum wheels. These wheels are able to move vertically and horizontally, as well as rotate. The robot is square (18in x 18in) with the front 2 ...
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82 views

Algorithm for orientation (pan/tilt) towards a moving point

Main Question: note: The code in this question is pseudo-code, I'm using Python, but my pseudo-code is a mix of Python and C++. I have a camera on the top of my robot's "head" which has pan and tilt ...
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76 views

Which Trajectory representation for optimization

I'm strugling on that problem for a while, so any help is welcome. I need a trajectory representation that is performant for optimization, i.e. I want something that computes quickly. The function I ...
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0answers
582 views

SLAM - odometry motion model

I am making a project with a 4 wheeled differential robot to make visual SLAM using a stereo rig. I have some encoders to measure de displacement and the steering angle of the robot and I want to use ...
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10 views

Orientation Movement Primitives for Imitation Learning

Can Movement Primitives be used to model the orientation (or pose) of a robotic arm end effector? In literature (see for instance this imitation learning review at pag.69) it's common to see DMP (...
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28 views

Algorithms for controlling low-speed movement of gearless robots

Collegues, i am a little discouraged by the lack of a clearly formed section in the literature on which algorithms are used to control the low-speed movement of gearless robots. In my opinion, it is ...
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3answers
92 views

ABB RAPID - calculating seam length

I have an Arc welding RAPID program with many seams. One of them looks like this: ...
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341 views

Defining a trajectory for a quadrotor

I' m looking for a trajectory generator (the algorithm doesn't matter, since I m going to write it using C++ ) that generates a trajectory (a parametric curve in space) defined point by point which is ...