참고자료 더보기 https://www.youtube.com/watch?v=MN5Gixvu2rc&list=PLieE0qnqO2kSYIxWAN6UvaMe_op2p2_Pw&index=4 http://library.isr.ist.utl.pt/docs/roswiki/ROS(2f) Concepts.html ROS/Concepts ROS has three levels of concepts: the Filesystem level, the Computation Graph level, and the Community level. These levels and concepts are summarized below and later sections go into each of these in greater detail. In..
