OPTIMAL COORDINATION OF SIGNAL PROGRAMS FOR ROAD NETWORK

FOR A SIGNAL CONTROLLED ROAD NETWORK OF GIVEN GEOMETRY AND TRAFFIC LOAD, A MODEL FOR THE CALCULATION OF AN OPTIMAL SIGNAL PROGRAM IS DESCRIBED. DIFFERENT OPTIMIZING PROCEDURES ARE USED, FROM WHICH THE METHOD 'BRANCH AND BOUND' IS EXPLAINED IN DETAIL. EXPERIENCES GAINED WITH CALCULATION ON COMPUTERS ARE GIVEN. /AUTHOR/