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2023-07-24 19:05:10 -0500 commented answer ImportError: dynamic module does not define module export function (PyInit__tf2)

This worked perfectly. The issue was that by default my python version was python 3.8.10, but ROS melodic requires pytho

2023-07-21 11:20:03 -0500 commented answer gtsam prints pointers instead of values

Is there a way to send gtsam::Values object, in your case the variable result, as a ROS message between nodes? I looked

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2023-05-14 16:50:39 -0500 asked a question multirobot_map_merge incorrect map merging with slam_karto

multirobot_map_merge incorrect map merging with slam_karto I am using multirobot_map_merge with 3 turtlebot3s running sl

2023-05-10 11:39:53 -0500 commented answer Could not transform the global plan to the frame of the controller

This worked perfectly

2023-05-10 10:30:43 -0500 commented question LAPACK API not found even though liblapack-dev is installed

@stevemacenski I am trying to uninstall and reinstall liblapack-dev via rosdep. When I enter sudo apt remove liblapack-

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2023-05-07 21:41:08 -0500 asked a question LAPACK API not found even though liblapack-dev is installed

LAPACK API not found even though liblapack-dev is installed Operating System: Ubuntu 18.04 Installation type: source R

2023-05-04 11:42:21 -0500 edited answer Probability occupancy grid with Turtlebot's Gmapping?

To change the updateMap function to get continuous values for the probability of occupancy mapping, you need to change t

2023-05-04 11:41:44 -0500 answered a question Probability occupancy grid with Turtlebot's Gmapping?

To change the updateMap function to get continuous values for the probability of occupancy mapping, you need to change t

2023-04-28 16:40:22 -0500 answered a question how can you check that gazebo gui is fully started?

To programmatically check if the Gazebo GUI is fully loaded and the scene is visible, you can use the gzclient tool to c

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2023-04-27 01:18:58 -0500 commented answer laserscan Moving!!!

Which slam package are you using? As in something like slam_toolbox or gmapping slam

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2023-04-26 22:43:35 -0500 answered a question laserscan Moving!!!

The reason why the laser scan appears to move when you move the robot in ROS is because the laser scanner is mounted on

2023-04-26 22:41:38 -0500 answered a question Limit the range scan on the TurtleBot3

To modify the range scan of the TurtleBot3 in the real version, you need to modify the parameters of the LIDAR sensor. S

2023-04-26 09:08:42 -0500 commented answer Is there a way to subscribe to the uncertainty of Gmapping?

@roberto3 were you able to get this into a covariance matrix? @Stefan Kohlbrecher when forming the gaussian estimate (i.

2023-04-25 12:26:23 -0500 commented answer Is there a way to subscribe to the uncertainty of Gmapping?

@roberto3 were you able to get this into a covariance matrix?

2023-04-25 01:05:29 -0500 asked a question getting robot's and frontier landmarks' pose and covariance with gmapping SLAM

getting robot's and frontier landmarks' pose and covariance with gmapping SLAM I am running gmapping slam on 3 turtlebot

2023-04-24 12:49:05 -0500 commented answer Use of entropy

@jbinney Could you please explain what is meant by "adding publishers for different kinds of uncertainty (try mean squar

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2023-04-24 12:42:08 -0500 commented question Gmapping - entropy has fixed value

@anamcarvalho were you able to figure out why the entropy is staying constant? I am also wondering what the entropy actu

2023-04-23 20:22:08 -0500 commented question multi robot collision avoidance package missing

was also wondering where the ROS melodic release for this is

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2023-04-22 00:22:14 -0500 asked a question gmapping slam with multiple turtlebot3's as dynamic obstacles

gmapping slam with multiple turtlebot3's as dynamic obstacles I am using gmapping slam with 3 turtlebot3 robots in ROS m

2023-04-21 16:57:48 -0500 commented answer Multi-robot SLAM collision avoidance

@MarosROS @LukeBowersox were you able to get Multi-robot SLAM collision avoidance to work? I am also using gmapping slam

2023-04-21 12:06:15 -0500 commented question Autonomous navigation in unknown envrionment with moving obstacles

@Christian12 were you able to solve this? I am working on a similar problem

2023-04-21 12:04:25 -0500 commented question Gmapping produces false obstacles in the map at periodic intervals.

@spiritninja @gvdhoorn @mgruhler I am using gmapping slam with multiple turtlebot3s in the same world. When they are mov

2023-04-21 11:28:13 -0500 commented answer SLAMer and moving objects?

@Stefan Kohlbrecher @Hendrik Wiese I am using gmapping slam with multiple turtlebot3s in the same world. When they are m

2023-04-21 11:27:45 -0500 commented answer SLAMer and moving objects?

@Stefan Kohlbrecher @"Stefan Kohlbrecher" [user: Stefan Kohlbrecher] [user: Hendrik Wiese] I am using gmapping slam with

2023-04-21 11:27:31 -0500 commented answer SLAMer and moving objects?

@Stefan Kohlbrecher @"Stefan Kohlbrecher" [user: Stefan Kohlbrecher] [user: Hendrik Wiese] I am using gmapping slam with

2023-04-21 11:26:52 -0500 commented answer SLAMer and moving objects?

@"Stefan Kohlbrecher" [user: Stefan Kohlbrecher] [user: Hendrik Wiese] I am using gmapping slam with multiple turtlebot3

2023-04-21 11:26:27 -0500 commented answer SLAMer and moving objects?

[user: Stefan Kohlbrecher] [user: Hendrik Wiese] I am using gmapping slam with multiple turtlebot3s in the same world. W

2023-04-18 02:25:08 -0500 answered a question Loop closure failing in GMapping SLAM on turtlebot3

After a couple days of searching online, I found a turtlebot3 gmapping slam tuning guide.. It is explained in the tuning