Hector_Navigation NOT Following Generated Path
Hector_Navigation creates but does not follow a path. If the robot tries to move to towards the path, immediately a new path is generated. Can anyone list possible reasons why this happens?
View ArticleHow to create static map in ROS?
I am using Kinect sensor to help robot navigate by avoiding obstacle. I used "freenect_launch" package to get the depth_image from Kinect sensor and converted it to laserscan data using...
View Articlehector_slam where to put nav frame?
In mapping_default.launch, default "odom_frame" is "nav". And the hector_mapping node publishes transform from map to nav. If I have put nav as a parent of base_footprint with 0,0,0,0,0...
View ArticleHector_Slam (Autonomous Navigation)
Hello, I am new to navigation and generally in ros and I am trying to use hector_slam metapackage for autonomous navigation. I am using ROS Kinetic. I have a 3 wheel robot with a lidar on which I have...
View ArticleHow 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 used that...
View ArticleProblem from base_link to map transform during rotation(video) - Error...
Hello, I have written the following broadcaster node: #include #include #include void poseCallback(const geometry_msgs::PoseStamped::ConstPtr& msg){ static tf::TransformBroadcaster broadcaster;...
View ArticleSame 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:  package of the hector_slam stack and I have an issue. If I visit this [page](http://wiki.ros.org/hector_mapping) at the...
View ArticleLarge covariance values in /poseupdate from Hector mapping
I'm trying to fuse an IMU with Hector SLAM's /poseupdate topic using robot_localization (move_base needs odometry), but /poseupdate has huge covariance values, especially on yaw, which are getting in...
View ArticleHector exploration issue
Hey guys, I have manged to send the velocities from hector exploration controller to start mapping the room. However, i have encountered some issues with it. I attach two links below, first is what...
View ArticleBest configuration for hector_slam and Rplidar 2
I have a freshly new Rplidar 2 that I'd like to use to build some maps with my basic iRobot2 create. I tried using `gmapping`, but apparently there are inconsistencies between the `rplidar` node and...
View ArticleHector Mapping working with bag file but not LIVE?
I am currently working on an autonomous robot that requires me to build a map and navigate it. I can get a map built using the tutorial.launch file within the hector_slam_launch package, but I can't...
View ArticleCan 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" ros::init(argc, argv, "keyencelaser_publisher"); ros::NodeHandle n; ros::Publisher scan_pub =...
View ArticleLaser Filter and Hector Mapping Issue
Hi all, I recently implemented the `angular_bounds_filter` from the `laser_filters` package to hector SLAM for map building. I decided to limit my RPLidar A2 laserscan from 360deg to 180deg. However,...
View ArticleHector Mapping z parameter
Hi all, I am unsure of what exactly is the function of parameters `laser_z_min_value` and `laser_z_max_value`. I don't really understand the explanation given in the package summary. How is the height...
View Articlehector_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...
View Articlehector slam launch with odom and hokuyo
Hi, I'm trying to use hector mapping on my custom robot to produce a map, this works fine without any odometry information from my odom node. here's the launch file (i didn't write it, but it works...
View Articlehector 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...
View Articlehector_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...
View ArticleCan someone explain the parameter "tf_map_scanmatch_transform_frame_name" in...
The Parameter determines if the scanmatcher to map transform should be published to tf. The frame name is determined by the 'tf_map_scanmatch_transform_frame_name' parameter, which is...
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