contact graph
non-oriented intersection graph in which each intersection between two objects is either empty, or reduced to isolated contact points in space
en-US/ˈkɑnˌtækt ˈɡɹæf/
en-GB/ˈkɒntækt ɡɹɑːf/
non-oriented intersection graph in which each intersection between two objects is either empty, or reduced to isolated contact points in space