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Questions tagged [2d-pose-estimate]

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Using Image Stitching for X,Y Pose Estimation in Quadrotor Navigation: Feasibility and Limitations

I'm exploring the feasibility of inferring the x, y pose of robots without direct positional data but utilizing image stitching. Here's the scenario: I have multiple drones equipped with downward-...
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Noise covariance from sensors are 0....?

Hello, I'm very new in Kalman filter and I'm trying to use EKF packages (i.e., robot_pose_ekf or robot_localization) to fuse odometry and IMU in the HSR from Toyota Research Institute. When I first ...
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Is there a way to localise my robot using a combination of the navigation stack and robot localization package

I'm using ROS melodic on a Raspberry Pi 3. Basically I need to keep track of the robot as it travels. Using the ROS navigation stack I can track where the robot is, but I have to manually give it the ...
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Update odometry based on pose estimate

Hi! I have a rover which publishes odometry and a lidar which is used by slam_toolbox. As far as I understand it slam_toolbox takes odometry data, a map, and a lidar data to estimate robots position. ...
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how to reduce the error in position by Odom?

I created a map and moved the robot using a joystick in our lab. but when it returned to the original point. I see the error. for example: assume that I see (x:0, y: 0) or at least near to them but I ...
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Detecting pose of a pen

I'm able to get the 3d coordinates of two endpoints of a pen but I'm not sure how to convert that into a 3d pose. I saw the documentation and the 3d pose is in quaternions; is there a way to convert ...
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2D Pose Estimate not working in Rviz

I am using a Toyota HSR robot running Ubuntu 16.04 and ROS Kinetic which I am using the Nav stack on. In rviz, when I try to update the robot's pose with the 2D Pose Estimate tool it does not work. I ...
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AMCL: Extrapolation required for lookup from frame [base_link] to [odom]. Requested time 1531474550.521278314, latest data at 1531474550.516698594

Hi, I am working with a real kuka youbot robot. When I run AMCL I get constantly the following warning and error: ...
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What is w in orientation doing?

Hi Guys, I am trying to send a goal to navigation stack, however I just if I set the goal pose as Location x=5 y=5 z=0 orientation x=0 y=0 z=0 w=0 It wouldn't generate a path. If I put z as 1 and w as ...
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What does the "set 2D pose" function in rviz modfiy to change the pose?

Hi, How does "set 2D pose" button in rviz work? When you set a pose using it the pose of the robot will stay on that. What is it changing to do that? Thanks Originally posted by j1337 on ...
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How to exclude poses of a wheel based robot which place behind of the porevious pose

This question might not be regaring ROS itself but I need your help on below issue regarding robot pose by sensor fusion with EKF. I am currently working on coding sensor fusion of a wheel based robot ...
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Subscribe to geometry_msgs/Pose2D message for arduino application

Hello everyone, How to subscribe to geometry_msgs/Pose2D type message for an arduino application? Any example? Thanks in advance. Any help? Originally posted by rosdino on ROS Answers with karma: 13 ...
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Code for keeping a list of the "Pose" that Turtlebot has visited

Hello experts, i am trying to write a node in cpp that keeps track of the positions that my Turtlebot already traveled to. the reason is that I want my node to compare any given nav goals against the ...
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No rotation seen in going from one place to another program!

Hello everyone, I am not very good at C++, however I am learning so much with ROS that I want to improve it (I don't know if I can ask this here but I do it cause I don't know what else to try). Right ...
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How the poineer astimate its position in the world?

Hello, I have been using the Pioneer3AT and I run RosAria in order to get its position but I never understand how ti finds the position and what is the world reference frame to it. When I looked for ...
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[SOLVED] Rviz 2D Nav Goal/Pose Estimate do not work

Hey everyone, We've seem to run into a problem just earlier this week. For the past 8 months we were able to send 2d nav goals and set the 2d initial pose using Rviz perfectly fine. We are usin ROS ...
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Robot pose with hector slam

Hello I tried the hector mapping and it works fine. I would like to use the localization for the pose estimation. My sensor package is just IMU and laser. So do I need the localization package? I ...
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AMCL does not subscribe

I'm trying to get robot pose estimation using gmapping in conjunction with amcl. Gmapping correctly builds the map using laser scans and I have tf, laser and map topic that publish messages. When I ...
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2D pose estimate button problem

I'm trying to do the autonomous navigation tutorial I am having problem on "2D Pose Estimate" button in rviz when i click on it and drag an arrow to set the initial location for turtlebot, ...
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ROS Answers SE migration: Kinect amcl

Hi everybody! I am testing amcl on a KUKA youBot equipped with a Kinect. Following this tutorial http://www.ros.org/wiki/navigation/Tutorials/Navigation%20Tuning%20Guide I move the robot with a joypad ...
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Turtlebot tutorial - rviz "2D Pose Estimate" button

Hi, I am able to complete all steps in the turtlebot tutorial, except the autonomous navigation part. I am stuck on where I am supposed to click on the "2D Pose Estimate" button in rviz and ...
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