Required Libraries: ===================== 1. Download and install cvblob from here: http://code.google.com/p/cvblob/ For installation instruction, read the README file in cvblob. How to run rviz and gazebo: ============================ roslaunch youbot_description youbot_description.launch roslaunch youbot_description youbot_publisher.launch (starts gazebo) roslaunch youbot_navigation_local move_base_local.launch (start navigation) rosrun rviz rviz