Chao Chen's profile - overview

● Editor   × 1

• Fail to subscribe to PointCloud2 message type

● Commentator   × 1

• How to update joint state in Rviz

● Popular Question   × 25

• How to update Joint state in Rviz
• Interactive marker server 'NoneType' object is not callable
• roslaunch does not work, but rosrun does
• ModuleNotFoundError: No module named 'models' for Rospy
• How to subscribe custom ROS topic using python(no ros packet, just one single python file)?
• PCL version 1.11, subscribe to pointcloud fails
• Change default mapping between frame "t265_odom_frame" and "map"
• image_saver and image_viewer have different images.
• Rtabmap terrain slope
• Convert ROS image to CV2 image
• URDF crazy update
• Package[fetch_description] does not have a path
• ROS pcl::PointCloud<pcl::PointNormal> publishment
• Write a ROS subscriber
• ROS message callback function
• How to update joint state in Rviz
• No such file or directory
• pcl_ros/point_cloud.h: No such file or directory
• Pointcloud2 to depth map
• TF transform unknown_publisher
• Fail to subscribe to PointCloud2 message type
• tf Lookup extrapolation into the past and future
• TF update slow, Sychronize laptop request time with ROS update time
• Lookup would require extrapolation into the future
• Tf package extrapolation to the past

● Notable Question   × 23

• How to update Joint state in Rviz
• Convert ROS image to CV2 image
• How to subscribe custom ROS topic using python(no ros packet, just one single python file)?
• Tf package extrapolation to the past
• roslaunch does not work, but rosrun does
• Interactive marker server 'NoneType' object is not callable
• No such file or directory
• ModuleNotFoundError: No module named 'models' for Rospy
• Package[fetch_description] does not have a path
• Rtabmap terrain slope
• Pointcloud2 to depth map
• ROS pcl::PointCloud<pcl::PointNormal> publishment
• PCL version 1.11, subscribe to pointcloud fails
• Change default mapping between frame "t265_odom_frame" and "map"
• URDF crazy update
• tf Lookup extrapolation into the past and future
• ROS message callback function
• Write a ROS subscriber
• How to update joint state in Rviz
• pcl_ros/point_cloud.h: No such file or directory
• TF transform unknown_publisher
• TF update slow, Sychronize laptop request time with ROS update time
• Lookup would require extrapolation into the future

● Famous Question   × 16

• How to subscribe custom ROS topic using python(no ros packet, just one single python file)?
• Convert ROS image to CV2 image
• Pointcloud2 to depth map
• Rtabmap terrain slope
• Interactive marker server 'NoneType' object is not callable
• ModuleNotFoundError: No module named 'models' for Rospy
• Package[fetch_description] does not have a path
• ROS pcl::PointCloud<pcl::PointNormal> publishment
• PCL version 1.11, subscribe to pointcloud fails
• Change default mapping between frame "t265_odom_frame" and "map"
• pcl_ros/point_cloud.h: No such file or directory
• TF transform unknown_publisher
• tf Lookup extrapolation into the past and future
• Lookup would require extrapolation into the future
• ROS message callback function
• How to update joint state in Rviz

● Student   × 1

• How to update joint state in Rviz

● Enthusiast   × 1

● Supporter   × 1

• ROS message callback function

● Rapid Responder   × 5

• Package[fetch_description] does not have a path
• ROS pcl::PointCloud<pcl::PointNormal> publishment
• Pointcloud2 to depth map
• Fail to subscribe to PointCloud2 message type
• Interactive marker server 'NoneType' object is not callable

● Associate Editor   × 1

• ROS pcl::PointCloud<pcl::PointNormal> publishment