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TF issues with hector_mapping (reupload)

(I uploaded this a while ago but got no response whatsoever, so I'm uploading it again) I am trying to use hector_mapping so I can get odom data just from my LiDAR to make a map of and navigate around ...
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TF issues with hector_mapping

I am trying to use hector_mapping so I can get odom data just from my LiDAR to make a map of and navigate around my house. However, I'm getting intermittent errors with the base_footprint and ...
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TF_OLD_DATA, issue with hector_mapping,

This is my gazebo launch file, and I launch it initially after which i Launch hectormapping in rviz, but it gets tf_old_data error Click here all the files are above this is my gazebo launch file, ...
Javeed Ashraf's user avatar
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Hector slam mapping

I'm currently converting depth image to laserscan, further i want to do mapping using hector slam . When i try running my code it say. lookupTransform base_link to camera_depth_frame timed out. Could ...
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How does `hector_mapping` build the coordinate system?

Now I want to know the localization accuracy of hector_mapping, so I need to measure the actual position of the robot and compare it with the position of ...
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How to map with hector_mapping and just a Lidar

Hi, I just got a lidar (ydlidar x4), and would like to use it to map (just holding the lidar and raspberry pi myself and walk around the room without odometry)..I'm very new to ROS. I have read quite ...
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UnicodeEncodeError while running roslaunch (kinetic)

Hi there, I'm very new to ROS. I'm trying to connect my lidar (EAI ydlidar X4) with hector mapping, and downloaded from git clone https://github.com/tu-darmstadt-ros-pkg/hector_slam I've created a ...
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move_base not executing, robot does not receive the goal

Hello, I am doing SLAM using HUSKY A200, (ros1 kinetic on both end - robot and remote pc). I am using hector mapping for my mapping. I want to do SLAM without saving the map, just by using the 2D Nav ...
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hector_slam how to disable tf?

hi , i'm trying to get odometry from hector_slam bu using hokuyo laser because the odometry that i'm getting from wheel encoder is not so good , so i configured the hector_slam and i'm getting a ...
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nav_msgs/OccupancyGrid topic doesn't exist

Hi, I have set up a simple subsriber like the one in this tutorial and am trying to use it to get data from the nav_msgs/OccupancyGrid topic. As the doc specifies, this data is in the form of an <...
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Error in rviz while using hector mapping and RPLidar

I need some help solving the following error in rviz: No tf data. Actual error: Fixed Frame [map] does not exist. I am using ROS Kinetic on Ubuntu 16.04. Below is my mapping_default.launch code: ...
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hector mapping map size

Hello everybody! I am currently mapping a small tunnel, with about 200m in length and I'm using hector slam with a laser scanner. All working good so far, but with the exception that the map size is ...
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hector_imu_attitude_to_tf vs hector_localization

Hi, I'm using an IMU and a laser scanner and would like to create a planar map, but estimate the pose with 6DoF, for example for handheld mapping. As far as I can see, it is not possible to estimate ...
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Can you please help with my hector mapping launch file?

I have a LaserScan node "keyencelaser" that is publishing on the topic "scan" with frame "laser_frame" ...
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Unconnected tree in hector_slam ( How to kill the gazebo broadcaster node / Delete a frame from tf tree)

Hello, I am looking at the hector_mapping package of the hector_slam stack and I have an issue. If I visit this page at the bottom of the page I can see the required tf transforms for the node to run. ...
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Same tf tree changes some frames

Hello, I am running hector_mapping and hector_exploration_node after roslaunching my robot in gazebo and today I noticed that the tf tree changes from time to time: I also ran ...
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How to solve lookup transform problem between frames?

I am using hector_mapping to create map of my room. I used openni node to get the depth/image_raw from kinect sensor, I then changed it to laser scan data using "depthimage_to_laserscan" and ...
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Hector Navigation and Arduino

Greetings! I am new to ROS and i am implementing hector_slam and hector_navigation. So the hector_navigation hector_exploration_controller publishes a cmd_vel message. In arduino how can i access this ...
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Build map with hector_slam and SICK laser

Hi to all, I'm trying to build a map in RVIZ by using hector_slam and my SICK laser, but I'm having lots of problems. What I would like to do is to move around the laser inside my room and build a map ...
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Clear map around the robot

Hi, guys! I'm using hector_mapping with an hokuyo UTM-30lx to generate a map for navigation but i'm having some issues that i need to solve before continuing with some other stuff. At first, the ...
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hector_slam w/ Hokuyo UTM-30LX breaks map when scanning chain link fence

While testing our Hokuyo UTM-30LX with hector_slam, I ran into a peculiar problem. Every time I attempt to walk up to or along a chain-link fence, hector_slam gets confused and basically "wobbles&...
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[hector_height_mapping-3] process has died [pid 8937,

I download a package rplidar_ros and launch rpliar_ros veiw_slam.launch. And then ,sometiems it could play, but sometimes it ...
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21 views

Problems linking hokuyo_node to hector_slam and showing data on rviz

Sorry but i'm new to ros and i'm having problems linking the data received by hokuyo_node and to hector_mapping. My goal is show the pose of the LIDAR in rviz using the data received by the hokuyo (...
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Hector SLAM minimum requirement spec

Hi! I want to use hector mapping on board computer such as Q7-BT, BeagleBone. so I have to select CPU and RAM. Please tell me minimum requirement CPU and RAM spec to run hector mapping. Originally ...
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Clear Map from HectorMapping

How can I clear a map created by Hector Mapping? or how can I restart hectormapping to create from now on a new map? Originally posted by felixwatzlawik on ROS Answers with karma: 201 on 2015-07-02 ...
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Trying to Update Pose of HectorSLAM

Hi guys, I am using hector mapping and it works kind of good. I want to synchronize the map with some other tool and I would like to know: How can I delete/reset/restart the map which is created by ...
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Localization based on a laserscan

Hello, i have a question regarding the localization of a mobil robot. Unfortunately my robot is not able to offer wheel odometry. I am looking for an approach to localize my robot in a given map just ...
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Nothing shown in rviz when doing hector_slam mapping tutorial

Hi, Maybe my question is a bit dump because I am very new to hector slam and even to ROS. I have installed ROS and hector slam (indigo). When I was trying to do the tutorial, after I typed ...
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hector mapping with fixed laser scanner

hi everyone I want to use hector_mapping for my robot to do SLAM in uneven terrains. But i am not sure i can use this package if i dont have a stabilizer mechanism for my laser scanner. I mean can i ...
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2 answers
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Good map with hector_mapping and with odometry-only - poor map with gmapping

Using an XV11 lidar and calibrated odometry, I am able to build a good quality map using both hector_mapping (using scan results only) and pure odometry (using odometry only). However, I am unable to ...
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Problems with hector_slam Tutorials MappingUsingLoggedData

I am trying to run : hector_slam Tutorials MappingUsingLoggedData with Hydro. After I launch everything, I don't get any thing on Rviz. Here is the warning that I am getting: [ INFO] [1414325137....
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hokuyo_node using 2 hokuyos at the same time

I have 2 hokuyo lasers which I want to use for mapping with hector_slam. I want both of them to map simultaneously so I could get a 360' view at once. What would be a good way to do this? Should both ...
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16 views

How to localize a robot in a known map

Hi everyone, I'm new in this world of mobile robots and ROS. Currently I wanna know if there are techniques implemented in ROS for self-localization or localization of a robot in a known map that it's ...
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1 answer
4 views

Hector mapping generates empty map

I use following launch file to run hector mapping on turtlebot. It don't gives any error also don't create any map. When I enter ...
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3 answers
3 views

hector_mapping reducing cpu consumption?

Hi I'm using hector_mapping on pandaboard es with arch linux+hydro installed. I have hokuyo urg 04lx. However when i start mapping with default settings. rosrun urg_node urg_node roslaunch ...
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How to publish roll/pitch data in Gmapping ?

How to publish the roll/pitch data in gmapping ?Thank you for your advices. Originally posted by Yuichi Chu on ROS Answers with karma: 148 on 2014-03-10 Post score: 0 Original comments Comment by ...
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slam map inconsistent

Hello, I was building a map using hector slam, the result was good but I found map inconsistent when the robot U - turn from a dead end. I don't have odometry on the robot. The first picture shows the ...
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2 answers
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Why can´t I open this files?

Hi, I have a question. I´m use ROS Hydro in Ubuntu 12.04. When I try opening some files with Kate, or gedit, for example: /opt/ros/hydro/lib/rviz/rviz or /opt/ros/hydro/lib/hector_mapping/...
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How can I change code in hector_slam?

Hi all, Today I have 2 questions. 1º: Where is the file with the Particle filter, or similar, in Hector_SLAM? I suppose that it is connected with hector_mapping but I don´t find the file. 2º: Can I ...
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14 views

Navigate using hector_slam

Hello, Using my custom robot base, I can successfully perform autonomous navigation using either [amcl/map_server/move_base] or [gmapping/move_base]. However, I really would like to use hector_mapping ...
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46 views

Autonomous navigation using navigation stack and hector slam

Hello, I am trying to perform autonomous navigation using hector slam and the navigation stack, something similar to this ( www.youtube.com/watch?v=5V-0Y43i0h8 ) or ( www.youtube.com/watch?v=...
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7 views

Drifting problem in Hector_mapping

Hi guys! Recently, I tried using the hector_slam package for mapping. The Laser which I am using is Hokuyo LiDAR UTM-30LX. Originally posted by Edward Ramsay on ROS Answers with karma: 65 on 2013-07-...
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1 answer
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Hector_mapping live mapping?

Hi @All, does anybody here knows, if it is possible to do live-mapping with hector_mapping? The tutorial shows only with recorded bag. I tried saving with map_server but without success. When trying ...
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how can i use sonar with hector_mapping package (laser and IMU) to draw map?

i created /map with laser an imu by hector_mapping package. but how can i use sonar (with laser and imu) too create better map? Originally posted by Mohsen Hk on ROS Answers with karma: 139 on 2013-...
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Getting "maps" to a remote location with hector_mapping

We are working on generating maps to a remote command center. Our first premise was to have ROS running on multiple machines, with the sensors running on the robot and connecting to a roscore running ...
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hector_slam with odometry?

Hi, My data is from a big tunnel, about 700m long, and I want to do some mapping. The problem is, that each scan looks nearly the same, with no big changes and the scanmatcher without odometry has ...
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Extrapolation error using hector_mapping + move_base

Hello all, I have a problem with my robot setup which I cannot resolve, even after reading all relevant posts on here. I really would appreciate your help. ###Problem Description The system starts up ...
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Hector Trajectory path is not flowing smoothly

I used the hector mapping package in combination with an XV-11 Vacuum Cleaner. Although its laser has a relatively low range and update rate, the created maps turned out to be pretty accurate, and ...
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7 views

Providing odom to move_base through a map->odom tf

Hi, I'm providing odometry to move_base through a map->odom tf provided by hector_mapping. This means that my odom topic is empty, which I think is the cause of a host of warnings, such as: ...
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How to save the state of hector_mapping in case it fails?

In certain situations, my LiDAR's platform is subject to sharp motions which hector_mapping cannot handle. In this question, I asked Stefan Kohlbrecher, (one of) the author(s) of the hector_mapping ...
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