fergs's profile - overview

● Enlightened   × 2

• VSLAM based navigation with Kinect, where do I begin?
• VSLAM based navigation with Kinect, where do I begin?

● Famous Question   × 12

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Are opencv samples in diamondback debs?
• Are opencv samples in diamondback debs?
• Kinect vs. PSDK5.0 Registration Speed
• Kinect vs. PSDK5.0 Registration Speed
• Installing pyqwt on Mavericks
• Installing pyqwt on Mavericks
• Bloom has KeyError on 'groovy'
• Bloom has KeyError on 'groovy'
• Problem reserving CacheChange in reader
• Problem reserving CacheChange in reader

● Supporter   × 2

• How can I calibrate my (real) robot?
• How can I calibrate my (real) robot?

● Scholar   × 2

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22

● Autobiographer   × 2

● Civic Duty   × 2

• How do I only run tests for only one package?
• How do I only run tests for only one package?

● Popular Question   × 12

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Are opencv samples in diamondback debs?
• Are opencv samples in diamondback debs?
• Kinect vs. PSDK5.0 Registration Speed
• Kinect vs. PSDK5.0 Registration Speed
• Bloom has KeyError on 'groovy'
• Bloom has KeyError on 'groovy'
• Installing pyqwt on Mavericks
• Installing pyqwt on Mavericks
• Problem reserving CacheChange in reader
• Problem reserving CacheChange in reader

● Teacher   × 2

• VSLAM based navigation with Kinect, where do I begin?
• VSLAM based navigation with Kinect, where do I begin?

● Editor   × 2

• Problems with python when trying to control a Nao robot with a Kinect
• Problems with python when trying to control a Nao robot with a Kinect

● Taxonomist   × 1

● Commentator   × 1

• Converting Kinect RGB image to OpenCV gives wrong colours

● Nice Question   × 6

• Are opencv samples in diamondback debs?
• Are opencv samples in diamondback debs?
• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Problem reserving CacheChange in reader
• Problem reserving CacheChange in reader

● Nice Answer   × 350

• VSLAM based navigation with Kinect, where do I begin?
• VSLAM based navigation with Kinect, where do I begin?
• Updating stacks
• Updating stacks
• Problems with python when trying to control a Nao robot with a Kinect
• Problems with python when trying to control a Nao robot with a Kinect
• Navigation planning based on kinect data in 2.5D?
• Navigation planning based on kinect data in 2.5D?
• rviz odometry is doubling angle?
• rviz odometry is doubling angle?
• What is Neato laser scanner rotation speed
• What is Neato laser scanner rotation speed
• turtlebot kinect mounting
• turtlebot kinect mounting
• Extracting raw data from Kinect
• Extracting raw data from Kinect
• Beginner's question: Running a ROS package
• Beginner's question: Running a ROS package
• What is the convention for topic name parameterization?
• What is the convention for topic name parameterization?
• Packages at http://packages.ros.org/ros/ubuntu natty main are empty
• Packages at http://packages.ros.org/ros/ubuntu natty main are empty
• kinect opencv
• kinect opencv
• ROS and Research Robotics Career Finder
• ROS and Research Robotics Career Finder
• openni_camera depth image opencv
• openni_camera depth image opencv
• usb_cam on imac isight: "No space left on device"
• usb_cam on imac isight: "No space left on device"
• getting data from a pointcloud2 coming from Kinect
• getting data from a pointcloud2 coming from Kinect
• Troubleshooting "Intro to tf" tutorial
• Troubleshooting "Intro to tf" tutorial
• adjusting speed of turtlebot
• adjusting speed of turtlebot
• How do I run .launch files?
• How do I run .launch files?
• Robot Model in rviz problems
• Robot Model in rviz problems
• openni_camera glibc error
• openni_camera glibc error
• response of a server in python
• response of a server in python
• Rosserial/Arduino Publishers and Subscribers
• Rosserial/Arduino Publishers and Subscribers
• Voice commands / speech to and from robot?
• Voice commands / speech to and from robot?
• How to subscribe to odom properly in python
• How to subscribe to odom properly in python
• network pub/sub or messaging example, or documentation?
• network pub/sub or messaging example, or documentation?
• tf id frame odom_combined and base_footprint does not exist error
• tf id frame odom_combined and base_footprint does not exist error
• use MultiArray in rosserial
• use MultiArray in rosserial
• Combine pcl_ros with standalone pcl
• Combine pcl_ros with standalone pcl
• Will the RosSerial client reconnect?
• Will the RosSerial client reconnect?
• Problem setting up rosserial_arduino
• Problem setting up rosserial_arduino
• ros-electric : package => motion_planning_common
• ros-electric : package => motion_planning_common
• 3d mesh model of robot based on joint states
• 3d mesh model of robot based on joint states
• Installing Simple Arms
• Installing Simple Arms
• Problem installing roboearth (linux/videodev.h: no such file or directory)
• Problem installing roboearth (linux/videodev.h: no such file or directory)
• Whats the best way to use ROS to control motors on a simple robot?
• Whats the best way to use ROS to control motors on a simple robot?
• turtlebot_interactive_markers
• turtlebot_interactive_markers
• Updated install.bash for ros-electric-turtlebot's upstart
• Updated install.bash for ros-electric-turtlebot's upstart
• Placing the kinect in another place at turtlebot
• Placing the kinect in another place at turtlebot
• offline documentation
• offline documentation
• How to find the frame id of a bag file
• How to find the frame id of a bag file
• problem with ubuntu and permissions
• problem with ubuntu and permissions
• Ubuntu 10.04 (Lucid) Install of Unstable Fails
• Ubuntu 10.04 (Lucid) Install of Unstable Fails
• Where is C++ node implementation code?
• Where is C++ node implementation code?
• Time needed for complete urdf model?
• Time needed for complete urdf model?
• Turtlebot calibration with Hokuyo laser?
• Turtlebot calibration with Hokuyo laser?
• how to propose new message?
• how to propose new message?
• Ardu IMU+ V3 drivers
• Ardu IMU+ V3 drivers
• How does turtlebot broadcast its transform?
• How does turtlebot broadcast its transform?
• usb_cam vidioc_streamon error 28
• usb_cam vidioc_streamon error 28
• Problem starting openni in ros electric
• Problem starting openni in ros electric
• robot_state_publisher electric issue
• robot_state_publisher electric issue
• Hudson Pre-Release: 401 HTTP error when attempting kforge pull
• Hudson Pre-Release: 401 HTTP error when attempting kforge pull
• how to define new message/generate new header in rosserial_arduino
• how to define new message/generate new header in rosserial_arduino
• how to find,open, read, and modify an existing node(robot_state_publisher node) in ros?
• how to find,open, read, and modify an existing node(robot_state_publisher node) in ros?
• Using Smach and SimpleActionState
• Using Smach and SimpleActionState
• arbotix support for dual dynamixel gripper (like the smart arm gripper)
• arbotix support for dual dynamixel gripper (like the smart arm gripper)
• ROS wrapper for very simple cases
• ROS wrapper for very simple cases
• ASUS Xtion and Open NI documentation
• ASUS Xtion and Open NI documentation
• keyboard_teleop
• keyboard_teleop
• Language model with grammar for Pocketsphinx
• Language model with grammar for Pocketsphinx
• rosserial - Arduino Uno vs Duemilanove Serial_node
• rosserial - Arduino Uno vs Duemilanove Serial_node
• rosserial lost sync with device
• rosserial lost sync with device
• What's the best way of dealing with the Kinects "blind spot"?
• What's the best way of dealing with the Kinects "blind spot"?
• How is Kinect Data Read by ROS
• How is Kinect Data Read by ROS
• Catkin can't find move_base
• Catkin can't find move_base
• Groovy Python node cannot find move_base_msgs module
• Groovy Python node cannot find move_base_msgs module
• Can base local planner be used for moving obstacle?
• Can base local planner be used for moving obstacle?
• Python code for sending navigation goal to TurtleBot
• Python code for sending navigation goal to TurtleBot
• Releasing non-catkin Groovy packages through the build farm
• Releasing non-catkin Groovy packages through the build farm
• Did RViz become unit-aware?
• Did RViz become unit-aware?
• Difference between Costmap2D and OccupancyGrid not clear
• Difference between Costmap2D and OccupancyGrid not clear
• need a real map
• need a real map
• Publish Kinect Depth information to a Ros Topic
• Publish Kinect Depth information to a Ros Topic
• nav_msgs::Path’ has no member named ‘set_poses_size’ ???
• nav_msgs::Path’ has no member named ‘set_poses_size’ ???
• When do I need to install python-rosinstall?
• When do I need to install python-rosinstall?
• Bloom has KeyError on 'groovy'
• Bloom has KeyError on 'groovy'
• How to pass arguments to python node
• How to pass arguments to python node
• Problem of "Please point me at a wall." with turtlebot_calibration
• Problem of "Please point me at a wall." with turtlebot_calibration
• 3d: octomap or PCL (pointcloud lib)?
• 3d: octomap or PCL (pointcloud lib)?
• How can i send the 2d navigation goal to rviz by voice command using pocketsphinx(Turtle bot)
• How can i send the 2d navigation goal to rviz by voice command using pocketsphinx(Turtle bot)
• What does ROS distro "freeze" require?
• What does ROS distro "freeze" require?
• CMake Error: CMAKE_MODULE_PATH does not contain Findcatkin.cmake
• CMake Error: CMAKE_MODULE_PATH does not contain Findcatkin.cmake
• How regular users should deal with a spam?
• How regular users should deal with a spam?
• How to playback pointcloud in rviz which was recorded using rosbag
• How to playback pointcloud in rviz which was recorded using rosbag
• The face recognition package not have package.xml file
• The face recognition package not have package.xml file
• How to depend on pr2_controllers_msgs
• How to depend on pr2_controllers_msgs
• Real PR2 plug and unplug procedure
• Real PR2 plug and unplug procedure
• Migrating fuerte on Ubuntu 12.04 LTS
• Migrating fuerte on Ubuntu 12.04 LTS
• Using Moveit! to actually control a robot
• Using Moveit! to actually control a robot
• Are there any potential issues when working with older versions of ROS on the following robotic setup?
• Are there any potential issues when working with older versions of ROS on the following robotic setup?
• move_base.launch deprecated?
• move_base.launch deprecated?
• Rosserial Hydro unpack requires string length 4
• Rosserial Hydro unpack requires string length 4
• Connect nodes from different ROS distributions
• Connect nodes from different ROS distributions
• Move_base is not using plugin lib...
• Move_base is not using plugin lib...
• Accepting inputs from a Playstation 3 Controller via USB
• Accepting inputs from a Playstation 3 Controller via USB
• unit of ~linearUpdate parameter in slam_gmapping?
• unit of ~linearUpdate parameter in slam_gmapping?
• Cheaper motors than Dynamixels?
• Cheaper motors than Dynamixels?
• Beginning with ECTO
• Beginning with ECTO
• sudo catkin_make command not found
• sudo catkin_make command not found
• Is axis_camera working in groovy?
• Is axis_camera working in groovy?
• Required Internet Connection = DRM
• Required Internet Connection = DRM
• openni not working
• openni not working
• Will there be official hydro support for Ubuntu 13.10 soon?
• Will there be official hydro support for Ubuntu 13.10 soon?
• end effector orientation groovy MoveIt
• end effector orientation groovy MoveIt
• turtlebot pointcloud_to_laserscan building problem
• turtlebot pointcloud_to_laserscan building problem
• Missing information of copyright/licenses in debian binaries
• Missing information of copyright/licenses in debian binaries
• [SOLVED] Does ROS assist in creating the Kinematic model for a 6 axis robot?
• [SOLVED] Does ROS assist in creating the Kinematic model for a 6 axis robot?
• Contributing to ROS - System Dependency
• Contributing to ROS - System Dependency
• how to increase rosserial buffer size
• how to increase rosserial buffer size
• catkin_add_gtest usage
• catkin_add_gtest usage
• Phantomx Pincher MoveIt!
• Phantomx Pincher MoveIt!
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'
• Running multiple instances of same node
• Running multiple instances of same node
• C++ How to set a callback to point to a non-static member function of an object instance?
• C++ How to set a callback to point to a non-static member function of an object instance?
• rosrun of a working python script fails
• rosrun of a working python script fails
• MoveIt FollowJointTrajectoryFeedback - What happens with it?
• MoveIt FollowJointTrajectoryFeedback - What happens with it?
• costmap_plugins.xml misbehaving
• costmap_plugins.xml misbehaving
• When will ROS Indigo be Released?
• When will ROS Indigo be Released?
• It is possible to get deb from jenkins before debian repo sync?
• It is possible to get deb from jenkins before debian repo sync?
• roslaunch default package
• roslaunch default package
• Joystick support for ROS Indigo
• Joystick support for ROS Indigo
• rostest - Minimum Working Example
• rostest - Minimum Working Example
• turtlebot 2: mass production
• turtlebot 2: mass production
• ros arduino "hello world"
• ros arduino "hello world"
• Natural language processing in ROS
• Natural language processing in ROS
• Is there an easy way to get the end effector name just from tf?
• Is there an easy way to get the end effector name just from tf?
• arduino custom msg
• arduino custom msg
• openni2_launch doesn't work with carmine 1.09 connected to USB3.0
• openni2_launch doesn't work with carmine 1.09 connected to USB3.0
• How to calibrate videre_stereo_camera
• How to calibrate videre_stereo_camera
• Turtlebot arm on Gazebo: lets fall all grasped objects
• Turtlebot arm on Gazebo: lets fall all grasped objects
• Orocos-bfl not found while installing navigation stack ROS indigo + Ubuntu 14.04
• Orocos-bfl not found while installing navigation stack ROS indigo + Ubuntu 14.04
• Obstacle Avoidance vs Detection in Navigation Stack
• Obstacle Avoidance vs Detection in Navigation Stack
• Any documentation for audio_common_msgs/AudioData.msg
• Any documentation for audio_common_msgs/AudioData.msg
• CvBridge conversion problem: Asus Xtion depth image to OpenCV
• CvBridge conversion problem: Asus Xtion depth image to OpenCV
• What is ConstPtr&?
• What is ConstPtr&?
• Map compatability issue with move_base and gmapping...
• Map compatability issue with move_base and gmapping...
• Fetch & Freight robot: sudo service robot stop
• Fetch & Freight robot: sudo service robot stop
• depends on message does not work for my node
• depends on message does not work for my node
• Navigation stack can't avoid obstacles in Hydro
• Navigation stack can't avoid obstacles in Hydro
• Possible to write move_base plugin in Python?
• Possible to write move_base plugin in Python?
• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Adding a New Local Planner in Navigation
• Adding a New Local Planner in Navigation
• "No module named rosbag" error
• "No module named rosbag" error
• Rviz hydro cannot launch node robot_state_publisher
• Rviz hydro cannot launch node robot_state_publisher
• rospy subscriber buffer length
• rospy subscriber buffer length
• API for changing a camera resolution
• API for changing a camera resolution
• While loop for Ros Python Rosserial
• While loop for Ros Python Rosserial
• Undefined reference to cv::Feature2D::compute
• Undefined reference to cv::Feature2D::compute
• rospy.Time.now() returns 0
• rospy.Time.now() returns 0
• Navigation package without pcl
• Navigation package without pcl
• robot_pose_ekf visual odometry
• robot_pose_ekf visual odometry
• Problem building ar_kinect
• Problem building ar_kinect
• Nav Stack: one map for AMCL and one for move_base?
• Nav Stack: one map for AMCL and one for move_base?
• can the ros navigation stack be used without laser scanner
• can the ros navigation stack be used without laser scanner
• local costmap remember past obstacles
• local costmap remember past obstacles
• cannot locate LinearMath/btMatrix3x3.h
• cannot locate LinearMath/btMatrix3x3.h
• [rclcpp] How to unsubscribe from a topic
• [rclcpp] How to unsubscribe from a topic
• intialpose is in what reference?
• intialpose is in what reference?
• Multiple static layers
• Multiple static layers
• how to install rosserial package
• how to install rosserial package
• Newbie question on working with pcl_ros
• Newbie question on working with pcl_ros
• What does 'nan' mean in lidar's scan data?
• What does 'nan' mean in lidar's scan data?
• how do I share a package I made?
• how do I share a package I made?
• DWA Implementation in ROS ?
• DWA Implementation in ROS ?
• shebang is ignored by rosrun
• shebang is ignored by rosrun
• Moveit cannot load planning library when roscore is running on remote (non-localhost) pc
• Moveit cannot load planning library when roscore is running on remote (non-localhost) pc
• Turtlebot/Create doesn't move straight
• Turtlebot/Create doesn't move straight
• tf::MessageFilter, laser callback in gmapping
• tf::MessageFilter, laser callback in gmapping
• Recording Large Rosbags of Lidar & Camera Data
• Recording Large Rosbags of Lidar & Camera Data
• What does tilde(~) mean in ROS?
• What does tilde(~) mean in ROS?
• Multithreading vs ROS nodes
• Multithreading vs ROS nodes
• MoveIt! Access the pose of a CollisionObject
• MoveIt! Access the pose of a CollisionObject
• move_base constantly replanning ("got new plan")
• move_base constantly replanning ("got new plan")
• ROS2 launch FindPackageShare vs get_package_share_directory
• ROS2 launch FindPackageShare vs get_package_share_directory

● Notable Question   × 12

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Are opencv samples in diamondback debs?
• Are opencv samples in diamondback debs?
• Kinect vs. PSDK5.0 Registration Speed
• Kinect vs. PSDK5.0 Registration Speed
• Installing pyqwt on Mavericks
• Installing pyqwt on Mavericks
• Bloom has KeyError on 'groovy'
• Bloom has KeyError on 'groovy'
• Problem reserving CacheChange in reader
• Problem reserving CacheChange in reader

● Good Answer   × 178

• VSLAM based navigation with Kinect, where do I begin?
• VSLAM based navigation with Kinect, where do I begin?
• Navigation planning based on kinect data in 2.5D?
• Navigation planning based on kinect data in 2.5D?
• turtlebot kinect mounting
• turtlebot kinect mounting
• Beginner's question: Running a ROS package
• Beginner's question: Running a ROS package
• Packages at http://packages.ros.org/ros/ubuntu natty main are empty
• Packages at http://packages.ros.org/ros/ubuntu natty main are empty
• openni_camera depth image opencv
• openni_camera depth image opencv
• getting data from a pointcloud2 coming from Kinect
• getting data from a pointcloud2 coming from Kinect
• Troubleshooting "Intro to tf" tutorial
• Troubleshooting "Intro to tf" tutorial
• adjusting speed of turtlebot
• adjusting speed of turtlebot
• kinect opencv
• kinect opencv
• Robot Model in rviz problems
• Robot Model in rviz problems
• How to subscribe to odom properly in python
• How to subscribe to odom properly in python
• rviz odometry is doubling angle?
• rviz odometry is doubling angle?
• use MultiArray in rosserial
• use MultiArray in rosserial
• Combine pcl_ros with standalone pcl
• Combine pcl_ros with standalone pcl
• Rosserial/Arduino Publishers and Subscribers
• Rosserial/Arduino Publishers and Subscribers
• 3d mesh model of robot based on joint states
• 3d mesh model of robot based on joint states
• Updated install.bash for ros-electric-turtlebot's upstart
• Updated install.bash for ros-electric-turtlebot's upstart
• offline documentation
• offline documentation
• What is the convention for topic name parameterization?
• What is the convention for topic name parameterization?
• Ubuntu 10.04 (Lucid) Install of Unstable Fails
• Ubuntu 10.04 (Lucid) Install of Unstable Fails
• Problem installing roboearth (linux/videodev.h: no such file or directory)
• Problem installing roboearth (linux/videodev.h: no such file or directory)
• Time needed for complete urdf model?
• Time needed for complete urdf model?
• how to propose new message?
• how to propose new message?
• Voice commands / speech to and from robot?
• Voice commands / speech to and from robot?
• how to define new message/generate new header in rosserial_arduino
• how to define new message/generate new header in rosserial_arduino
• usb_cam on imac isight: "No space left on device"
• usb_cam on imac isight: "No space left on device"
• how to find,open, read, and modify an existing node(robot_state_publisher node) in ros?
• how to find,open, read, and modify an existing node(robot_state_publisher node) in ros?
• Turtlebot calibration with Hokuyo laser?
• Turtlebot calibration with Hokuyo laser?
• ROS and Research Robotics Career Finder
• ROS and Research Robotics Career Finder
• response of a server in python
• response of a server in python
• How does turtlebot broadcast its transform?
• How does turtlebot broadcast its transform?
• keyboard_teleop
• keyboard_teleop
• What's the best way of dealing with the Kinects "blind spot"?
• What's the best way of dealing with the Kinects "blind spot"?
• Catkin can't find move_base
• Catkin can't find move_base
• Groovy Python node cannot find move_base_msgs module
• Groovy Python node cannot find move_base_msgs module
• Difference between Costmap2D and OccupancyGrid not clear
• Difference between Costmap2D and OccupancyGrid not clear
• Problem setting up rosserial_arduino
• Problem setting up rosserial_arduino
• Python code for sending navigation goal to TurtleBot
• Python code for sending navigation goal to TurtleBot
• need a real map
• need a real map
• nav_msgs::Path’ has no member named ‘set_poses_size’ ???
• nav_msgs::Path’ has no member named ‘set_poses_size’ ???
• How to pass arguments to python node
• How to pass arguments to python node
• 3d: octomap or PCL (pointcloud lib)?
• 3d: octomap or PCL (pointcloud lib)?
• What does ROS distro "freeze" require?
• What does ROS distro "freeze" require?
• tf id frame odom_combined and base_footprint does not exist error
• tf id frame odom_combined and base_footprint does not exist error
• CMake Error: CMAKE_MODULE_PATH does not contain Findcatkin.cmake
• CMake Error: CMAKE_MODULE_PATH does not contain Findcatkin.cmake
• Migrating fuerte on Ubuntu 12.04 LTS
• Migrating fuerte on Ubuntu 12.04 LTS
• Using Moveit! to actually control a robot
• Using Moveit! to actually control a robot
• How to playback pointcloud in rviz which was recorded using rosbag
• How to playback pointcloud in rviz which was recorded using rosbag
• Cheaper motors than Dynamixels?
• Cheaper motors than Dynamixels?
• rosserial lost sync with device
• rosserial lost sync with device
• Will there be official hydro support for Ubuntu 13.10 soon?
• Will there be official hydro support for Ubuntu 13.10 soon?
• Missing information of copyright/licenses in debian binaries
• Missing information of copyright/licenses in debian binaries
• sudo catkin_make command not found
• sudo catkin_make command not found
• Is axis_camera working in groovy?
• Is axis_camera working in groovy?
• Running multiple instances of same node
• Running multiple instances of same node
• rosrun of a working python script fails
• rosrun of a working python script fails
• rostest - Minimum Working Example
• rostest - Minimum Working Example
• Required Internet Connection = DRM
• Required Internet Connection = DRM
• Natural language processing in ROS
• Natural language processing in ROS
• Joystick support for ROS Indigo
• Joystick support for ROS Indigo
• It is possible to get deb from jenkins before debian repo sync?
• It is possible to get deb from jenkins before debian repo sync?
• Publish Kinect Depth information to a Ros Topic
• Publish Kinect Depth information to a Ros Topic
• Accepting inputs from a Playstation 3 Controller via USB
• Accepting inputs from a Playstation 3 Controller via USB
• [SOLVED] Does ROS assist in creating the Kinematic model for a 6 axis robot?
• [SOLVED] Does ROS assist in creating the Kinematic model for a 6 axis robot?
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'
• openni2_launch doesn't work with carmine 1.09 connected to USB3.0
• openni2_launch doesn't work with carmine 1.09 connected to USB3.0
• What is ConstPtr&?
• What is ConstPtr&?
• Fetch & Freight robot: sudo service robot stop
• Fetch & Freight robot: sudo service robot stop
• unit of ~linearUpdate parameter in slam_gmapping?
• unit of ~linearUpdate parameter in slam_gmapping?
• Can base local planner be used for moving obstacle?
• Can base local planner be used for moving obstacle?
• Obstacle Avoidance vs Detection in Navigation Stack
• Obstacle Avoidance vs Detection in Navigation Stack
• What is Neato laser scanner rotation speed
• What is Neato laser scanner rotation speed
• arduino custom msg
• arduino custom msg
• openni not working
• openni not working
• "No module named rosbag" error
• "No module named rosbag" error
• Extracting raw data from Kinect
• Extracting raw data from Kinect
• API for changing a camera resolution
• API for changing a camera resolution
• Navigation package without pcl
• Navigation package without pcl
• Orocos-bfl not found while installing navigation stack ROS indigo + Ubuntu 14.04
• Orocos-bfl not found while installing navigation stack ROS indigo + Ubuntu 14.04
• Possible to write move_base plugin in Python?
• Possible to write move_base plugin in Python?
• MoveIt FollowJointTrajectoryFeedback - What happens with it?
• MoveIt FollowJointTrajectoryFeedback - What happens with it?
• Will the RosSerial client reconnect?
• Will the RosSerial client reconnect?
• What does 'nan' mean in lidar's scan data?
• What does 'nan' mean in lidar's scan data?
• rospy subscriber buffer length
• rospy subscriber buffer length
• rospy.Time.now() returns 0
• rospy.Time.now() returns 0
• Undefined reference to cv::Feature2D::compute
• Undefined reference to cv::Feature2D::compute
• shebang is ignored by rosrun
• shebang is ignored by rosrun
• ROS2 launch FindPackageShare vs get_package_share_directory
• ROS2 launch FindPackageShare vs get_package_share_directory

● Necromancer   × 9

• Voice commands / speech to and from robot?
• Using two webcam for uvc_camera stereo_node
• turtlebot_node/cmd_vel electric
• Problem of "Please point me at a wall." with turtlebot_calibration
• OpenNI 2.0
• kinect not detected
• How important is order of frames in odom->base_link transform?
• [rclcpp] How to unsubscribe from a topic
• DWA Implementation in ROS ?

● Guru   × 26

• Navigation planning based on kinect data in 2.5D?
• Beginner's question: Running a ROS package
• Troubleshooting "Intro to tf" tutorial
• adjusting speed of turtlebot
• kinect opencv
• Updated install.bash for ros-electric-turtlebot's upstart
• Robot Model in rviz problems
• How to subscribe to odom properly in python
• Rosserial/Arduino Publishers and Subscribers
• ROS and Research Robotics Career Finder
• Difference between Costmap2D and OccupancyGrid not clear
• How does turtlebot broadcast its transform?
• Time needed for complete urdf model?
• Cheaper motors than Dynamixels?
• rosserial lost sync with device
• rosrun of a working python script fails
• How to playback pointcloud in rviz which was recorded using rosbag
• Running multiple instances of same node
• Fetch & Freight robot: sudo service robot stop
• How to pass arguments to python node
• What is ConstPtr&?
• use MultiArray in rosserial
• Publish Kinect Depth information to a Ros Topic
• Using Moveit! to actually control a robot
• response of a server in python
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'

● Great Answer   × 60

• Navigation planning based on kinect data in 2.5D?
• Navigation planning based on kinect data in 2.5D?
• Beginner's question: Running a ROS package
• Beginner's question: Running a ROS package
• Troubleshooting "Intro to tf" tutorial
• Troubleshooting "Intro to tf" tutorial
• adjusting speed of turtlebot
• adjusting speed of turtlebot
• kinect opencv
• kinect opencv
• Updated install.bash for ros-electric-turtlebot's upstart
• Updated install.bash for ros-electric-turtlebot's upstart
• Robot Model in rviz problems
• Robot Model in rviz problems
• How to subscribe to odom properly in python
• How to subscribe to odom properly in python
• openni_camera depth image opencv
• openni_camera depth image opencv
• Rosserial/Arduino Publishers and Subscribers
• Rosserial/Arduino Publishers and Subscribers
• ROS and Research Robotics Career Finder
• ROS and Research Robotics Career Finder
• Difference between Costmap2D and OccupancyGrid not clear
• Difference between Costmap2D and OccupancyGrid not clear
• Cheaper motors than Dynamixels?
• Cheaper motors than Dynamixels?
• How does turtlebot broadcast its transform?
• How does turtlebot broadcast its transform?
• Time needed for complete urdf model?
• Time needed for complete urdf model?
• Voice commands / speech to and from robot?
• Voice commands / speech to and from robot?
• rosserial lost sync with device
• rosserial lost sync with device
• rosrun of a working python script fails
• rosrun of a working python script fails
• rosrun of a working python script fails
• rosrun of a working python script fails
• rosrun of a working python script fails
• rosrun of a working python script fails
• How to playback pointcloud in rviz which was recorded using rosbag
• How to playback pointcloud in rviz which was recorded using rosbag
• Fetch & Freight robot: sudo service robot stop
• Fetch & Freight robot: sudo service robot stop
• Running multiple instances of same node
• Running multiple instances of same node
• How to pass arguments to python node
• How to pass arguments to python node
• What is ConstPtr&?
• What is ConstPtr&?
• use MultiArray in rosserial
• use MultiArray in rosserial
• Publish Kinect Depth information to a Ros Topic
• Publish Kinect Depth information to a Ros Topic
• Using Moveit! to actually control a robot
• Using Moveit! to actually control a robot
• response of a server in python
• response of a server in python
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'
• tf:TransformTFToEigen() causes 'TransformTFToEigen' is not a member of 'tf'

● Good Question   × 2

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22

● Student   × 2

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22

● Self-Learner   × 4

• usb_cam: VIDIOC_S_FMT error 22
• usb_cam: VIDIOC_S_FMT error 22
• Bloom has KeyError on 'groovy'
• Bloom has KeyError on 'groovy'

● Rapid Responder   × 47

• costmap_2d doesn't fit environment map size
• ros/ros.h header file not found
• RLexception: Sick_tim551_2050001 is neither a launch file error.
• can the ros navigation stack be used without laser scanner
• i have my slam files in turtlebot robot, and i have my own urdf robot file.i need to configure all the slam files to use for my robot,how can i do it
• run-time update of odometry message while publishing to a new topic
• move_base constantly replanning ("got new plan")
• How does DWA works in relation to global planner?
• navigation urdf
• Getting Transform Exception after implementing voxel layer
• Other APIs for ROS
• Raspberry Robot navigation
• how to identity the grid center with saved map center?
• Cyclone DDS Supported in Dashing?
• Fetch doesn't pick up objects off of the ground
• ROS2 launch FindPackageShare vs get_package_share_directory
• Boost thread blocking ros::spin
• Trigger action according to diagnostics
• Any issue with package format 3 in ros kinetic?
• ROS_INFO can't print a ROS message?
• Which frame is better : odom or base
• What is the difference between octrees and octomap?
• Saving map with the path into map.pgm
• Multiple static layers
• What is the difference between pose goal ,joint goal, and space joint goal.
• Package[fetch_description] does not have a path
• Standby mode for nodes depending on topic value
• Undefined reference to boost when do 'catkin_make'
• Modifing chatterCallback for a simple int and plot in multi-machine
• xacro if file found
• Newbie question on working with pcl_ros
• image_transport for ROS2
• robot localization with amcl
• Is there a way the robot go through goal point without stopping?
• how to run global planner and main functions?
• unable to integrate local planner plugin into move_base
• What is the .catkin_workspace file and .catkin_tools folder?
• How to transform navigation to follow me?
• Robot does not percieve other robots as obstacles
• looking for motor advice
• Help with send_goal velocity control
• tf::Stamped<tf::Pose> vs geometry_msgs::PoseStamped
• ROS2 moving workspaces
• How to transfer second to rostime in ROS2
• Recording Large Rosbags of Lidar & Camera Data
• How to provide parameters for test node in launch testing using yaml file file
• What does tilde(~) mean in ROS?

● Citizen Patrol   × 2

• Does fifa 14 PC version is released?
• Does fifa 14 PC version is released?

● Enthusiast   × 1

● Organizer   × 2

• problem installing oppenni_kinect stack
• problem installing oppenni_kinect stack

● Critic   × 2

• kinect opencv
• kinect opencv