Po-Jen Lai's profile - overview

● Taxonomist   × 1

● Self-Learner   × 1

• Why rxgraph needs to open many port continuously?

● Commentator   × 1

• Difference between CRAM and KnowRob

● Teacher   × 1

• Difference between CRAM and KnowRob

● Guru   × 2

• I have a Problem in parsing OWL to Prolog Triples
• House_hold objects database

● Great Question   × 1

• Does roslaunch support topic remapping from command line?

● Critic   × 1

• how to install PCL on ubuntu

● Necromancer   × 1

• map building with rgbslam

● Good Question   × 3

• How to correctly compile a C# package?
• How to correctly run explore_pr2 package to let PR2 navigate in the environment automatically?
• Does roslaunch support topic remapping from command line?

● Autobiographer   × 1

● Good Answer   × 5

• a problem after "rosrun openni_camera openni_node"
• error to rosrun
• I have a Problem in parsing OWL to Prolog Triples
• House_hold objects database
• gmappping problem ( NO MAP RECEİVED )

● Enlightened   × 1

• a problem after "rosrun openni_camera openni_node"

● Nice Answer   × 15

• Difference between CRAM and KnowRob
• a problem after "rosrun openni_camera openni_node"
• error to rosrun
• I have a Problem in parsing OWL to Prolog Triples
• House_hold objects database
• can not edit in pg_ident.conf
• ROS Master-Client Communication
• R2D2 Tutorial, Using urdf with robot_state_publisher
• How to use Support Vector Mashines and ROS?
• Kinect point cloud to pcd files
• Can anybody help me how to implement localization and mapping in ROS?
• gmappping problem ( NO MAP RECEİVED )
• Generation online 3D map from a RGB Camera
• implementing a wall following robot in ros
• error in gscam

● Scholar   × 1

• Where is C++ node implementation code?

● Student   × 1

• ROS node implementation

● Editor   × 1

• How to correctly compile a C# package?

● Popular Question   × 32

• How to correctly compile a C# package?
• ROS node implementation
• Why rxgraph needs to open many port continuously?
• When will I need to define HAVE_IFADDRS_H?
• Where is C++ node implementation code?
• Failed to setup the capture workspace for object_recognition
• How to retrieve object name by providing object id?
• How to create a valid semantic map owl file and visualize the map in knowrob visualization tool?
• How to request a service with complex service type(in python)?
• How to add statements through json_prolog?
• Is editing anything in /opt/ros/fuerte/stacks acceptable?
• How to replace kinect data by sending pointclouds?
• Is Basestation a must for PR2?
• How to visualize the data of "5-Megapixel camera" and "LED Texture Projector Triggered with Narrow-Angle Stereo Camera" in rviz?
• How to start kinect on PR2?
• Is there a paper explaining algorithm of tabletop recognition?
• What does "Is /clock being published?" error means?
• Does roslaunch support topic remapping from command line?
• Weird situation with kinect mounted on PR2
• How to store the depth data from kinect(/camera/depth_registrered/image_raw) as gray scale image?
• How to run explore_stage demo so that PR2 can navigate in the environment automatically
• How to let PR2 do 2D navigation without left arm?
• What's the relationship between navigation and TF?
• How to correctly run explore_pr2 package to let PR2 navigate in the environment automatically?
• Fail to launch SemanticMapEditor
• How to add a controller to my own robot?
• How to use the detected pose matrix of transparent object recognition for grasping?
• How to interpret camera.yml of object_recognition_transparent_object?
• What's the relationship between camera calibration values in ethzasl_ptam & camera_calibration?
• Error on genmsg/template_tools.py (AttributeError: 'module' object has no attribute 'Interpreter')
• Failed to launch SemanticMapEditor
• Import error: No module named 'glob'

● Supporter   × 1

• Where is C++ node implementation code?

● Nice Question   × 5

• What does "Is /clock being published?" error means?
• How to correctly compile a C# package?
• How to create a valid semantic map owl file and visualize the map in knowrob visualization tool?
• How to correctly run explore_pr2 package to let PR2 navigate in the environment automatically?
• Does roslaunch support topic remapping from command line?

● Famous Question   × 30

• Import error: No module named 'glob'
• How to correctly compile a C# package?
• ROS node implementation
• Why rxgraph needs to open many port continuously?
• When will I need to define HAVE_IFADDRS_H?
• Where is C++ node implementation code?
• Failed to setup the capture workspace for object_recognition
• How to retrieve object name by providing object id?
• How to create a valid semantic map owl file and visualize the map in knowrob visualization tool?
• How to request a service with complex service type(in python)?
• How to add statements through json_prolog?
• Is editing anything in /opt/ros/fuerte/stacks acceptable?
• How to replace kinect data by sending pointclouds?
• Is Basestation a must for PR2?
• How to start kinect on PR2?
• How to visualize the data of "5-Megapixel camera" and "LED Texture Projector Triggered with Narrow-Angle Stereo Camera" in rviz?
• Is there a paper explaining algorithm of tabletop recognition?
• What does "Is /clock being published?" error means?
• Does roslaunch support topic remapping from command line?
• How to store the depth data from kinect(/camera/depth_registrered/image_raw) as gray scale image?
• How to run explore_stage demo so that PR2 can navigate in the environment automatically
• What's the relationship between navigation and TF?
• How to add a controller to my own robot?
• Weird situation with kinect mounted on PR2
• How to let PR2 do 2D navigation without left arm?
• How to correctly run explore_pr2 package to let PR2 navigate in the environment automatically?
• How to interpret camera.yml of object_recognition_transparent_object?
• What's the relationship between camera calibration values in ethzasl_ptam & camera_calibration?
• Error on genmsg/template_tools.py (AttributeError: 'module' object has no attribute 'Interpreter')
• How to use the detected pose matrix of transparent object recognition for grasping?

● Notable Question   × 31

• How to correctly compile a C# package?
• ROS node implementation
• Why rxgraph needs to open many port continuously?
• When will I need to define HAVE_IFADDRS_H?
• Where is C++ node implementation code?
• Failed to setup the capture workspace for object_recognition
• How to retrieve object name by providing object id?
• How to create a valid semantic map owl file and visualize the map in knowrob visualization tool?
• How to request a service with complex service type(in python)?
• How to add statements through json_prolog?
• Is editing anything in /opt/ros/fuerte/stacks acceptable?
• How to replace kinect data by sending pointclouds?
• Is Basestation a must for PR2?
• How to start kinect on PR2?
• How to visualize the data of "5-Megapixel camera" and "LED Texture Projector Triggered with Narrow-Angle Stereo Camera" in rviz?
• Is there a paper explaining algorithm of tabletop recognition?
• What does "Is /clock being published?" error means?
• Does roslaunch support topic remapping from command line?
• Weird situation with kinect mounted on PR2
• How to store the depth data from kinect(/camera/depth_registrered/image_raw) as gray scale image?
• What's the relationship between navigation and TF?
• How to run explore_stage demo so that PR2 can navigate in the environment automatically
• How to let PR2 do 2D navigation without left arm?
• Fail to launch SemanticMapEditor
• How to add a controller to my own robot?
• How to correctly run explore_pr2 package to let PR2 navigate in the environment automatically?
• How to interpret camera.yml of object_recognition_transparent_object?
• What's the relationship between camera calibration values in ethzasl_ptam & camera_calibration?
• How to use the detected pose matrix of transparent object recognition for grasping?
• Error on genmsg/template_tools.py (AttributeError: 'module' object has no attribute 'Interpreter')
• Import error: No module named 'glob'

● Great Answer   × 2

• House_hold objects database
• I have a Problem in parsing OWL to Prolog Triples