1. An apparatus for generating a map comprising: at least one input device for receiving a first set of data of an urban region representing physiographic characteristics, a second set of data of said urban region representing different types of built forms and their locations and a third set of data of said urban region representing patterns of human activity inferred from said different types of built forms; associated with both said physiographic characteristics and said built forms; a microprocessor connected to said input device operable to determine different types of entities for each said set of data; and a user output device connected to said microprocessor for generating a representation of at least one precinct; each precinct occupying an area less than an area of said map; each precinct comprising indicia respective to each set of data that corresponds to said entities.