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roslaunch error: Failed to load nodelet

I want to make 2D grid map with RTAB-Map, but I couldn't find the way. (some people say check "Preperence -> 3D rendering -> Occupancy from 3D cloud projection on the ground", but I can't find...

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Can I build instant maps from kinect

Hi all ROS is really a great stranger to me. I am using Xbox360, ROS Kinetic, Ubuntu16.04 LTS I am doing a project in which the robot should produce the map as it goes through an unknown environment....

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rtabmap_ros tutorial not working : executable not found

Hey :-) **System**: Ubuntu 16.04 **ROS**: Lunar (tried Kinetic before) Desktop Full **rtabmap version** : 0.13.2 My approach ist to use the rtabmap feature in cooperation with Tango ROS Streamer which...

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How to fuse IMU & visual odometry using robot_localization

Hello, I am doing a project that is combining the data from visual odometry (camera ASUS Xtion Pro live) with IMU (SparkFun razor). I want to combine some sources of information to have the best...

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rgbd_odometry: Did not receive data since 5 seconds (zed camera)

after i install rtabmap from source when i try to run it i got this error: [ WARN] [1516726659.614500547]: /rtabmap/rtabmap: Did not receive data since 5 seconds! Make sure the input topics are...

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I cant start the RTABMAP_ROS - freenect problem

Hi! I'm using Kinect Xbox 360 and working on NVIDIA Jetson TX2. I installed the ROS from here: http://www.jetsonhacks.com/2017/03/27/robot-operating-system-ros-nvidia-jetson-tx2/ I can use RTABMAP...

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RTABMap rgbd_odometry getting lost

Hello, I am trying to use the rgbd_odometry to publish Odom information to the Gmapping package. I have an aero board and use the R200 camera, so I can just rely on visual odometry to run the...

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rtabmap error "Could not find any PointCloud dataset with id "

Hello together, im trying to run rtabmap with a naneye stereo cam. The images are rectified and published. While using rtabmap in normal stereomapping mode the error "Could not find any PointCloud...

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How to get pose from rtabmap rgbd_odometry with Kinect

Hi, I am having trouble using `rgbd_odometry` from `rtabmap_ros` package. I would like to subscribe to the published topic `odom` (`nav_msgs/Odometry`) so that I can compute the pose of my robot over...

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"No map recieved" in Rviz with RTABMap remote mapping

Hello! I'm trying to do 3D mapping and navigation with ROS using Raspberry Pi 3 and Kinect 360 camera on Pioneer robot and laptop as a workstation from where I will be able to visualize and send...

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Handle lost visual odometry with IMU sensor fusion

Hi, I am trying to fuse data from an IMU and a visual odometry node with robot_localization in order to have a better localization for my robot. The IMU is a Tinkerforge IMU Brick 2.0; the visual...

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Simultaneous autonomous navigation and mapping

If I understood it correctly, in RTABMap ROS [tutorials](http://wiki.ros.org/rtabmap_ros/Tutorials/MappingAndNavigationOnTurtlebot) mapping and autonomous navigation is a two step process. First...

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KinFu for 3D SLAM and navigation

Hello! Besides trying out RTABMap and RGBDSlam packages I am also interested in testing KinFu for 3D mapping and robot navigation. My objective is to do 3D mapping and navigation on distributed ROS...

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How to transform rtabmap/odom?

I want to compare the visual odometry from RTABMAP (Kinect 2) with ground truth. But it provides odometry rotated 90 degrees around. How to align it with ground truth? Sorry for my English.

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How to properly publish odometry data and subscribe to it

Hi, I am trying to get the odometry data from my robot's wheel encoders for SLAM purposes. I have tried this code for publishing the data to /odom : #!/usr/bin/env python import math from math import...

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Comprehensive tutorials for understanding rtabmap and its parameters.

Hi, I am currently trying to use rtabmap_ros (using handheld stereo cameras) to try and create an Octomap. However, having **no prior experience in mapping**, I am currently unable to follow how...

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RTAB-MAP camera pose

Hi I am running RTAB-MAP according to the answer [here](http://answers.ros.org/question/249970/will-rtab-map-work-without-tf-topic/) as I don't have `/tf` topic in my bag. It seems to be working fine....

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rtabmap_ros bandwith

For effiency reasons I try'd to apply the strategies from the Remote-Mapping-Tutorial, like throttle and compress locally. Everything works, but not as efficient as I thought it would be. I received a...

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How to localize in a previously created map using ZED, Laser and odom in...

I am able to create a rtabmap using zed, laser and odom according to Kinect + Odometry + 2D laser in this tutorial http://wiki.ros.org/rtabmap_ros/Tutorials/SetupOnYourRobot But this tutorial does not...

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Costmap shows free space as obstacles

Hi everyone! I am trying to use navigation stack on quadcopter equipped with kinect sensor at Gazebo simulation. I am using grid_map topic of rtabmap_ros package as map for navigation of UAV which...

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