Naman's profile - overview

● Commentator   × 1

• Merge the output of Ultrasound sensor with hokuyo laser output for navigation

● Taxonomist   × 1

● Stellar Question   × 4

• Complete coverage path planning ros
• Complete coverage path planning ros
• Using robot_localization with amcl
• Using robot_localization with amcl

● Critic   × 2

• Twist Message Example and /cmd_vel
• Twist Message Example and /cmd_vel

● Notable Question   × 188

• Running many instances of Rviz[for example] - ROS over Multiple machines
• Running many instances of Rviz[for example] - ROS over Multiple machines
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• Laser Rangefinder behind a transparent glass surface
• Laser Rangefinder behind a transparent glass surface
• 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
• Robot navigation using ultrasound and IR sensors
• Robot navigation using ultrasound and IR sensors
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino
• Generating odom message from encoder ticks for robot_pose_ekf
• Generating odom message from encoder ticks for robot_pose_ekf
• when is the callback function called
• when is the callback function called
• Representing multiple attributes in a map in ROS
• Representing multiple attributes in a map in ROS
• Using the estimated robot pose from robot_pose_ekf with amcl
• Using the estimated robot pose from robot_pose_ekf with amcl
• problem with robot localization using amcl
• problem with robot localization using amcl
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• sbpl_lattice_planner in ROS indigo
• sbpl_lattice_planner in ROS indigo
• robot_base_frame parameter in move_base/amcl
• robot_base_frame parameter in move_base/amcl
• wrong robot orientation at the goal
• wrong robot orientation at the goal
• IMU initial orientation and drift problem
• IMU initial orientation and drift problem
• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• For frame[base_link]: No transform to fixed frame using IMU
• For frame[base_link]: No transform to fixed frame using IMU
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• IMU drift causing robot to drift in RVIZ
• IMU drift causing robot to drift in RVIZ
• robot starts rotating in place occasionally once it reaches the goal
• robot starts rotating in place occasionally once it reaches the goal
• rosserial arduino - serial port read failure
• rosserial arduino - serial port read failure
• unable to clear obstaces in the costmap
• unable to clear obstaces in the costmap
• Implemention and doubt regarding base controller for a custom robot
• Implemention and doubt regarding base controller for a custom robot
• using Kinect with hokuyo Lidar for navigation
• using Kinect with hokuyo Lidar for navigation
• detecting and avoiding glass obstacles
• detecting and avoiding glass obstacles
• Clearing and marking obstacles using range_sensor_layer
• Clearing and marking obstacles using range_sensor_layer
• parameter tuning for dwa_local_planner: unable to turn properly
• parameter tuning for dwa_local_planner: unable to turn properly
• robot unable to rotate in place for dwa_local_planner
• robot unable to rotate in place for dwa_local_planner
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• run time error using SBPL Lattice Planner in ros indigo
• run time error using SBPL Lattice Planner in ros indigo
• Sequence of execution of move_base
• Sequence of execution of move_base
• specifying base_link frame for the Transformation tree
• specifying base_link frame for the Transformation tree
• min_in_place_vel_theta parameter in base_local_planner
• min_in_place_vel_theta parameter in base_local_planner
• Complete coverage path planning ros
• Complete coverage path planning ros
• intensity mode in urg_node while using hokuyo sensor
• intensity mode in urg_node while using hokuyo sensor
• implementing a wall following robot in ros
• implementing a wall following robot in ros
• How is the base_local_planner using the odom message
• How is the base_local_planner using the odom message
• displaying the robot's actual trajectory in RViz
• displaying the robot's actual trajectory in RViz
• which local planner to use for negative velocities/ backward motion
• which local planner to use for negative velocities/ backward motion
• sending a sequence of goals to move_base
• sending a sequence of goals to move_base
• sending multiple goals via global planner plugin
• sending multiple goals via global planner plugin
• following a boustrophedon path in a given room with obstacles
• following a boustrophedon path in a given room with obstacles
• doubt regarding working of base_local_planner
• doubt regarding working of base_local_planner
• replanning when the costmap is updated
• replanning when the costmap is updated
• making the robot stop while replanning for obstacle avoidance
• making the robot stop while replanning for obstacle avoidance
• obtain a copy of the global_costmap
• obtain a copy of the global_costmap
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• doubt regarding working of base_local_planner and oscillations about the global plan
• doubt regarding working of base_local_planner and oscillations about the global plan
• CMake error while integrating catkin workspace with qtCreator
• CMake error while integrating catkin workspace with qtCreator
• represent dynamic obstacles in a map
• represent dynamic obstacles in a map
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• problem installing sbpl from source in ROS Indigo
• problem installing sbpl from source in ROS Indigo
• doubt regarding acceleration values from phidgets IMU
• doubt regarding acceleration values from phidgets IMU
• running sbpl_lattice_planner on Nvidia Jetson TK1
• running sbpl_lattice_planner on Nvidia Jetson TK1
• Using robot_localization with amcl
• Using robot_localization with amcl
• range_sensor_layer can't transform from map to /us1
• range_sensor_layer can't transform from map to /us1
• Rotation error and strange behavior in Gazebo simulation
• Rotation error and strange behavior in Gazebo simulation
• dynamically change the source of transformation(tf)
• dynamically change the source of transformation(tf)
• doubt regarding cmd_vel published by move_base
• doubt regarding cmd_vel published by move_base
• robot unable to go in reverse to avoid obstacles
• robot unable to go in reverse to avoid obstacles
• Wall following using hokuyo lidar and sharp IR sensors
• Wall following using hokuyo lidar and sharp IR sensors
• IMU covariance matrix for imu_filter_madgwick
• IMU covariance matrix for imu_filter_madgwick
• Using wheel encoders and IMU with robot_pose_ekf
• Using wheel encoders and IMU with robot_pose_ekf
• issue with move_base for a robot with rotational center at the back
• issue with move_base for a robot with rotational center at the back
• Using wheel encoders and IMU with robot_localization
• Using wheel encoders and IMU with robot_localization
• setting covariances for robot_localization
• setting covariances for robot_localization
• best way to compare two pose estimates from different sources
• best way to compare two pose estimates from different sources
• adding own sensor to robot_pose_ekf
• adding own sensor to robot_pose_ekf
• Clearing out the obstacle layer in the layered_costmap
• Clearing out the obstacle layer in the layered_costmap
• robot unable to turn in place using dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• escape velocity robot behavior move_base
• escape velocity robot behavior move_base
• How to interpret depth data from sensor_msgs/Image
• How to interpret depth data from sensor_msgs/Image
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• getting inf values in scan using pointcloud_to_laserscan indigo
• getting inf values in scan using pointcloud_to_laserscan indigo
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• dwa_local_planner penalize negative x velocities
• dwa_local_planner penalize negative x velocities
• Clearing of obstacle layer in the layered_costmap
• Clearing of obstacle layer in the layered_costmap
• Running Kinect 2 on Intel NUC with no monitor
• Running Kinect 2 on Intel NUC with no monitor
• Most recent transform in tf Tree
• Most recent transform in tf Tree
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• robot turning in place towards the obstacle using dwa_local_planner
• robot turning in place towards the obstacle using dwa_local_planner
• make robot go very close to the obstacles - complete coverage path planning
• make robot go very close to the obstacles - complete coverage path planning
• rosserial arduino - wrong checksum for topic id and msg
• rosserial arduino - wrong checksum for topic id and msg
• Changing value of nan in urg_node to max distance
• Changing value of nan in urg_node to max distance
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Using CH Robotics IMU UM7 with ROS
• Using CH Robotics IMU UM7 with ROS
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type
• Unable to add/edit comments for discussion
• Unable to add/edit comments for discussion

● Self-Learner   × 6

• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino
• specifying base_link frame for the Transformation tree
• specifying base_link frame for the Transformation tree
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type

● Teacher   × 2

• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino

● Favorite Question   × 14

• doubt regarding cmd_vel published by move_base
• doubt regarding cmd_vel published by move_base
• range_sensor_layer can't transform from map to /us1
• range_sensor_layer can't transform from map to /us1
• Complete coverage path planning ros
• Complete coverage path planning ros
• setting covariances for robot_localization
• setting covariances for robot_localization
• Using robot_localization with amcl
• Using robot_localization with amcl
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• IMU drift causing robot to drift in RVIZ
• IMU drift causing robot to drift in RVIZ

● Enthusiast   × 1

● Editor   × 2

• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10

● Associate Editor   × 1

• Adding range_sensor_layer to layered costmap for global planning

● Popular Question   × 188

• Running many instances of Rviz[for example] - ROS over Multiple machines
• Running many instances of Rviz[for example] - ROS over Multiple machines
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• 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
• Laser Rangefinder behind a transparent glass surface
• Laser Rangefinder behind a transparent glass surface
• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• Rotation error and strange behavior in Gazebo simulation
• Rotation error and strange behavior in Gazebo simulation
• Representing multiple attributes in a map in ROS
• Representing multiple attributes in a map in ROS
• Robot navigation using ultrasound and IR sensors
• Robot navigation using ultrasound and IR sensors
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino
• Unable to add/edit comments for discussion
• Unable to add/edit comments for discussion
• Generating odom message from encoder ticks for robot_pose_ekf
• Generating odom message from encoder ticks for robot_pose_ekf
• when is the callback function called
• when is the callback function called
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• Using the estimated robot pose from robot_pose_ekf with amcl
• Using the estimated robot pose from robot_pose_ekf with amcl
• problem with robot localization using amcl
• problem with robot localization using amcl
• robot_base_frame parameter in move_base/amcl
• robot_base_frame parameter in move_base/amcl
• sbpl_lattice_planner in ROS indigo
• sbpl_lattice_planner in ROS indigo
• IMU initial orientation and drift problem
• IMU initial orientation and drift problem
• wrong robot orientation at the goal
• wrong robot orientation at the goal
• Clearing and marking obstacles using range_sensor_layer
• Clearing and marking obstacles using range_sensor_layer
• For frame[base_link]: No transform to fixed frame using IMU
• For frame[base_link]: No transform to fixed frame using IMU
• unable to clear obstaces in the costmap
• unable to clear obstaces in the costmap
• represent dynamic obstacles in a map
• represent dynamic obstacles in a map
• Sequence of execution of move_base
• Sequence of execution of move_base
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• IMU drift causing robot to drift in RVIZ
• IMU drift causing robot to drift in RVIZ
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• min_in_place_vel_theta parameter in base_local_planner
• min_in_place_vel_theta parameter in base_local_planner
• rosserial arduino - serial port read failure
• rosserial arduino - serial port read failure
• robot starts rotating in place occasionally once it reaches the goal
• robot starts rotating in place occasionally once it reaches the goal
• run time error using SBPL Lattice Planner in ros indigo
• run time error using SBPL Lattice Planner in ros indigo
• intensity mode in urg_node while using hokuyo sensor
• intensity mode in urg_node while using hokuyo sensor
• detecting and avoiding glass obstacles
• detecting and avoiding glass obstacles
• doubt regarding working of base_local_planner and oscillations about the global plan
• doubt regarding working of base_local_planner and oscillations about the global plan
• Implemention and doubt regarding base controller for a custom robot
• Implemention and doubt regarding base controller for a custom robot
• doubt regarding working of base_local_planner
• doubt regarding working of base_local_planner
• using Kinect with hokuyo Lidar for navigation
• using Kinect with hokuyo Lidar for navigation
• parameter tuning for dwa_local_planner: unable to turn properly
• parameter tuning for dwa_local_planner: unable to turn properly
• sending a sequence of goals to move_base
• sending a sequence of goals to move_base
• which local planner to use for negative velocities/ backward motion
• which local planner to use for negative velocities/ backward motion
• robot unable to rotate in place for dwa_local_planner
• robot unable to rotate in place for dwa_local_planner
• How is the base_local_planner using the odom message
• How is the base_local_planner using the odom message
• replanning when the costmap is updated
• replanning when the costmap is updated
• specifying base_link frame for the Transformation tree
• specifying base_link frame for the Transformation tree
• making the robot stop while replanning for obstacle avoidance
• making the robot stop while replanning for obstacle avoidance
• doubt regarding acceleration values from phidgets IMU
• doubt regarding acceleration values from phidgets IMU
• Complete coverage path planning ros
• Complete coverage path planning ros
• implementing a wall following robot in ros
• implementing a wall following robot in ros
• displaying the robot's actual trajectory in RViz
• displaying the robot's actual trajectory in RViz
• sending multiple goals via global planner plugin
• sending multiple goals via global planner plugin
• following a boustrophedon path in a given room with obstacles
• following a boustrophedon path in a given room with obstacles
• range_sensor_layer can't transform from map to /us1
• range_sensor_layer can't transform from map to /us1
• make robot go very close to the obstacles - complete coverage path planning
• make robot go very close to the obstacles - complete coverage path planning
• obtain a copy of the global_costmap
• obtain a copy of the global_costmap
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• CMake error while integrating catkin workspace with qtCreator
• CMake error while integrating catkin workspace with qtCreator
• Wall following using hokuyo lidar and sharp IR sensors
• Wall following using hokuyo lidar and sharp IR sensors
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• running sbpl_lattice_planner on Nvidia Jetson TK1
• running sbpl_lattice_planner on Nvidia Jetson TK1
• problem installing sbpl from source in ROS Indigo
• problem installing sbpl from source in ROS Indigo
• Most recent transform in tf Tree
• Most recent transform in tf Tree
• Using robot_localization with amcl
• Using robot_localization with amcl
• setting initial pose of the robot using amcl
• setting initial pose of the robot using amcl
• IMU covariance matrix for imu_filter_madgwick
• IMU covariance matrix for imu_filter_madgwick
• dynamically change the source of transformation(tf)
• dynamically change the source of transformation(tf)
• adding own sensor to robot_pose_ekf
• adding own sensor to robot_pose_ekf
• escape velocity robot behavior move_base
• escape velocity robot behavior move_base
• doubt regarding cmd_vel published by move_base
• doubt regarding cmd_vel published by move_base
• issue with move_base for a robot with rotational center at the back
• issue with move_base for a robot with rotational center at the back
• robot unable to go in reverse to avoid obstacles
• robot unable to go in reverse to avoid obstacles
• Using wheel encoders and IMU with robot_pose_ekf
• Using wheel encoders and IMU with robot_pose_ekf
• Using wheel encoders and IMU with robot_localization
• Using wheel encoders and IMU with robot_localization
• best way to compare two pose estimates from different sources
• best way to compare two pose estimates from different sources
• setting covariances for robot_localization
• setting covariances for robot_localization
• robot unable to turn in place using dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• dwa_local_planner penalize negative x velocities
• dwa_local_planner penalize negative x velocities
• Clearing out the obstacle layer in the layered_costmap
• Clearing out the obstacle layer in the layered_costmap
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• How to interpret depth data from sensor_msgs/Image
• How to interpret depth data from sensor_msgs/Image
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• getting inf values in scan using pointcloud_to_laserscan indigo
• getting inf values in scan using pointcloud_to_laserscan indigo
• Clearing of obstacle layer in the layered_costmap
• Clearing of obstacle layer in the layered_costmap
• robot turning in place towards the obstacle using dwa_local_planner
• robot turning in place towards the obstacle using dwa_local_planner
• Running Kinect 2 on Intel NUC with no monitor
• Running Kinect 2 on Intel NUC with no monitor
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• rosserial arduino - wrong checksum for topic id and msg
• rosserial arduino - wrong checksum for topic id and msg
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Changing value of nan in urg_node to max distance
• Changing value of nan in urg_node to max distance
• Using CH Robotics IMU UM7 with ROS
• Using CH Robotics IMU UM7 with ROS
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type

● Good Question   × 24

• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• Clearing and marking obstacles using range_sensor_layer
• Clearing and marking obstacles using range_sensor_layer
• CMake error while integrating catkin workspace with qtCreator
• CMake error while integrating catkin workspace with qtCreator
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Ultrasound and IR sensors vs Kinect for Robot navigation
• setting covariances for robot_localization
• setting covariances for robot_localization
• represent dynamic obstacles in a map
• represent dynamic obstacles in a map
• robot unable to rotate in place for dwa_local_planner
• robot unable to rotate in place for dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• Complete coverage path planning ros
• Complete coverage path planning ros
• problem installing sbpl from source in ROS Indigo
• problem installing sbpl from source in ROS Indigo
• Using robot_localization with amcl
• Using robot_localization with amcl

● Nice Answer   × 14

• Why are my comments on ROS Answers disappearing?
• Why are my comments on ROS Answers disappearing?
• Catkin_Ws or Root
• Catkin_Ws or Root
• specifying base_link frame for the Transformation tree
• specifying base_link frame for the Transformation tree
• create ROS workspace - command not found
• create ROS workspace - command not found
• Is AMCL mandatory for outdoor robots?
• Is AMCL mandatory for outdoor robots?
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type
• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino

● Autobiographer   × 2

● Civic Duty   × 2

• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04

● Enlightened   × 2

• Is AMCL mandatory for outdoor robots?
• Is AMCL mandatory for outdoor robots?

● Good Answer   × 6

• create ROS workspace - command not found
• create ROS workspace - command not found
• Is AMCL mandatory for outdoor robots?
• Is AMCL mandatory for outdoor robots?
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type

● Famous Question   × 184

• Running many instances of Rviz[for example] - ROS over Multiple machines
• Running many instances of Rviz[for example] - ROS over Multiple machines
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• ROS Fuerte Source Install "Build of Bullet Failed" Ubuntu 12.10
• 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
• Robot navigation using ultrasound and IR sensors
• Robot navigation using ultrasound and IR sensors
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• Generating odom message from encoder ticks for robot_pose_ekf
• Generating odom message from encoder ticks for robot_pose_ekf
• problem with robot localization using amcl
• problem with robot localization using amcl
• baud rate parameter in rosserial_python arduino
• baud rate parameter in rosserial_python arduino
• wrong robot orientation at the goal
• wrong robot orientation at the goal
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• robot starts rotating in place occasionally once it reaches the goal
• robot starts rotating in place occasionally once it reaches the goal
• IMU drift causing robot to drift in RVIZ
• IMU drift causing robot to drift in RVIZ
• rosserial arduino - serial port read failure
• rosserial arduino - serial port read failure
• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• Laser Rangefinder behind a transparent glass surface
• Laser Rangefinder behind a transparent glass surface
• IMU initial orientation and drift problem
• IMU initial orientation and drift problem
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• robot starts drifiting/rotating in RVIZ, issues with odometry data or amcl
• robot unable to rotate in place for dwa_local_planner
• robot unable to rotate in place for dwa_local_planner
• Using the estimated robot pose from robot_pose_ekf with amcl
• Using the estimated robot pose from robot_pose_ekf with amcl
• implementing a wall following robot in ros
• implementing a wall following robot in ros
• parameter tuning for dwa_local_planner: unable to turn properly
• parameter tuning for dwa_local_planner: unable to turn properly
• using Kinect with hokuyo Lidar for navigation
• using Kinect with hokuyo Lidar for navigation
• specifying base_link frame for the Transformation tree
• specifying base_link frame for the Transformation tree
• robot_base_frame parameter in move_base/amcl
• robot_base_frame parameter in move_base/amcl
• min_in_place_vel_theta parameter in base_local_planner
• min_in_place_vel_theta parameter in base_local_planner
• which local planner to use for negative velocities/ backward motion
• which local planner to use for negative velocities/ backward motion
• run time error using SBPL Lattice Planner in ros indigo
• run time error using SBPL Lattice Planner in ros indigo
• Complete coverage path planning ros
• Complete coverage path planning ros
• sending multiple goals via global planner plugin
• sending multiple goals via global planner plugin
• displaying the robot's actual trajectory in RViz
• displaying the robot's actual trajectory in RViz
• CMake error while integrating catkin workspace with qtCreator
• CMake error while integrating catkin workspace with qtCreator
• sbpl_lattice_planner in ROS indigo
• sbpl_lattice_planner in ROS indigo
• unable to clear obstaces in the costmap
• unable to clear obstaces in the costmap
• problem installing sbpl from source in ROS Indigo
• problem installing sbpl from source in ROS Indigo
• For frame[base_link]: No transform to fixed frame using IMU
• For frame[base_link]: No transform to fixed frame using IMU
• sending a sequence of goals to move_base
• sending a sequence of goals to move_base
• making the robot stop while replanning for obstacle avoidance
• making the robot stop while replanning for obstacle avoidance
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• using laser_filters to convert inf readings to max_range + 1 from hokuyo
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• How to subscribe a new costmap2dROS object to the global_costmap/costmap
• Using robot_localization with amcl
• Using robot_localization with amcl
• Rotation error and strange behavior in Gazebo simulation
• Rotation error and strange behavior in Gazebo simulation
• detecting and avoiding glass obstacles
• detecting and avoiding glass obstacles
• Clearing and marking obstacles using range_sensor_layer
• Clearing and marking obstacles using range_sensor_layer
• dynamically change the source of transformation(tf)
• dynamically change the source of transformation(tf)
• doubt regarding cmd_vel published by move_base
• doubt regarding cmd_vel published by move_base
• IMU covariance matrix for imu_filter_madgwick
• IMU covariance matrix for imu_filter_madgwick
• Using wheel encoders and IMU with robot_pose_ekf
• Using wheel encoders and IMU with robot_pose_ekf
• when is the callback function called
• when is the callback function called
• Using wheel encoders and IMU with robot_localization
• Using wheel encoders and IMU with robot_localization
• issue with move_base for a robot with rotational center at the back
• issue with move_base for a robot with rotational center at the back
• setting covariances for robot_localization
• setting covariances for robot_localization
• How is the base_local_planner using the odom message
• How is the base_local_planner using the odom message
• running sbpl_lattice_planner on Nvidia Jetson TK1
• running sbpl_lattice_planner on Nvidia Jetson TK1
• replanning when the costmap is updated
• replanning when the costmap is updated
• range_sensor_layer can't transform from map to /us1
• range_sensor_layer can't transform from map to /us1
• Sequence of execution of move_base
• Sequence of execution of move_base
• Wall following using hokuyo lidar and sharp IR sensors
• Wall following using hokuyo lidar and sharp IR sensors
• adding own sensor to robot_pose_ekf
• adding own sensor to robot_pose_ekf
• obtain a copy of the global_costmap
• obtain a copy of the global_costmap
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• Filtering depth data of the form sensor_msgs/Image from Kinect 2
• getting inf values in scan using pointcloud_to_laserscan indigo
• getting inf values in scan using pointcloud_to_laserscan indigo
• intensity mode in urg_node while using hokuyo sensor
• intensity mode in urg_node while using hokuyo sensor
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• robot unable to go in reverse to avoid obstacles
• robot unable to go in reverse to avoid obstacles
• Running Kinect 2 on Intel NUC with no monitor
• Running Kinect 2 on Intel NUC with no monitor
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• Subscribing a new costmap2DROS object to global_costmap/costmap_updates
• How to interpret depth data from sensor_msgs/Image
• How to interpret depth data from sensor_msgs/Image
• make robot go very close to the obstacles - complete coverage path planning
• make robot go very close to the obstacles - complete coverage path planning
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• SBPL_Exception* error while using SBPLLatticePlanner in ros indigo
• represent dynamic obstacles in a map
• represent dynamic obstacles in a map
• best way to compare two pose estimates from different sources
• best way to compare two pose estimates from different sources
• doubt regarding acceleration values from phidgets IMU
• doubt regarding acceleration values from phidgets IMU
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• empty frame_id when converting sensor_msgs/PointCloud2 to sensor_msgs/Image
• robot unable to turn in place using dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• Changing value of nan in urg_node to max distance
• Changing value of nan in urg_node to max distance
• Clearing of obstacle layer in the layered_costmap
• Clearing of obstacle layer in the layered_costmap
• following a boustrophedon path in a given room with obstacles
• following a boustrophedon path in a given room with obstacles
• robot turning in place towards the obstacle using dwa_local_planner
• robot turning in place towards the obstacle using dwa_local_planner
• Using CH Robotics IMU UM7 with ROS
• Using CH Robotics IMU UM7 with ROS
• rosserial arduino - wrong checksum for topic id and msg
• rosserial arduino - wrong checksum for topic id and msg
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• Connecting SICK TIM 571 via Ethernet to Ubuntu 14.04
• dwa_local_planner penalize negative x velocities
• dwa_local_planner penalize negative x velocities
• escape velocity robot behavior move_base
• escape velocity robot behavior move_base
• Implemention and doubt regarding base controller for a custom robot
• Implemention and doubt regarding base controller for a custom robot
• RVIZ crashes when I add Camera/ Image Type
• RVIZ crashes when I add Camera/ Image Type
• Most recent transform in tf Tree
• Most recent transform in tf Tree
• doubt regarding working of base_local_planner and oscillations about the global plan
• doubt regarding working of base_local_planner and oscillations about the global plan
• Representing multiple attributes in a map in ROS
• Representing multiple attributes in a map in ROS
• doubt regarding working of base_local_planner
• doubt regarding working of base_local_planner

● Supporter   × 2

• Running many instances of Rviz[for example] - ROS over Multiple machines
• Running many instances of Rviz[for example] - ROS over Multiple machines

● Student   × 2

• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files

● Nice Question   × 54

• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Ultrasound and IR sensors vs Kinect for Robot navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Merge the output of Ultrasound sensor with hokuyo laser output for navigation
• Representing multiple attributes in a map in ROS
• Representing multiple attributes in a map in ROS
• Unable to add/edit comments for discussion
• Unable to add/edit comments for discussion
• Using the estimated robot pose from robot_pose_ekf with amcl
• Using the estimated robot pose from robot_pose_ekf with amcl
• Clearing and marking obstacles using range_sensor_layer
• Clearing and marking obstacles using range_sensor_layer
• represent dynamic obstacles in a map
• represent dynamic obstacles in a map
• running sbpl_lattice_planner on Nvidia Jetson TK1
• running sbpl_lattice_planner on Nvidia Jetson TK1
• CMake error while integrating catkin workspace with qtCreator
• CMake error while integrating catkin workspace with qtCreator
• issue with move_base for a robot with rotational center at the back
• issue with move_base for a robot with rotational center at the back
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• Generating odom message from encoder ticks for robot_pose_ekf
• Generating odom message from encoder ticks for robot_pose_ekf
• implementing a wall following robot in ros
• implementing a wall following robot in ros
• How to interpret depth data from sensor_msgs/Image
• How to interpret depth data from sensor_msgs/Image
• unable to clear obstaces in the costmap
• unable to clear obstaces in the costmap
• problem installing sbpl from source in ROS Indigo
• problem installing sbpl from source in ROS Indigo
• range_sensor_layer can't transform from map to /us1
• range_sensor_layer can't transform from map to /us1
• Adding range_sensor_layer to layered costmap for global planning
• Adding range_sensor_layer to layered costmap for global planning
• setting covariances for robot_localization
• setting covariances for robot_localization
• Complete coverage path planning ros
• Complete coverage path planning ros
• robot unable to rotate in place for dwa_local_planner
• robot unable to rotate in place for dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• robot unable to turn in place using dwa_local_planner
• Using robot_localization with amcl
• Using robot_localization with amcl
• base_local_planner does not follow the global plan accurately
• base_local_planner does not follow the global plan accurately
• Clearing of obstacle layer in the layered_costmap
• Clearing of obstacle layer in the layered_costmap
• rosserial arduino - wrong checksum for topic id and msg
• rosserial arduino - wrong checksum for topic id and msg

● Great Question   × 6

• robot_state_publisher with SDF Files
• robot_state_publisher with SDF Files
• clearing costmap using move_base/clearCostmap service
• clearing costmap using move_base/clearCostmap service
• setting covariances for robot_localization
• setting covariances for robot_localization

● Scholar   × 2

• Running many instances of Rviz[for example] - ROS over Multiple machines
• Running many instances of Rviz[for example] - ROS over Multiple machines

● Organizer   × 2

• Lost ROS enviroment after running Cmake in Qt Creator
• Lost ROS enviroment after running Cmake in Qt Creator