_:vb51207099 . _:vb51207105 . _:vb51207085 . _:vb51207098 . _:vb51207093 . _:vb51207100 . _:vb51207101 . _:vb51207102 . _:vb51207100 . _:vb51207103 . _:vb51207104 . _:vb51207084 . _:vb51207097 . _:vb51207094 "1"^^ . _:vb51207088 . _:vb51207089 . _:vb51207095 "0"^^ . _:vb51207090 . _:vb51207091 . _:vb51207087 . _:vb51207096 . _:vb51207092 . _:vb51207093 . _:vb51207091 . _:vb51207094 . _:vb51207095 . . _:vb51207086 . _:vb51207095 . _:vb51207097 "0"^^ . _:vb51207087 . _:vb51207081 . _:vb51207094 . . _:vb51207080 . _:vb51207093 . _:vb51207087 . _:vb51207099 "0"^^ . _:vb51207092 . _:vb51207095 . _:vb51207083 . _:vb51207092 . _:vb51207089 . _:vb51207105 "0"^^ . _:vb51207082 . _:vb51207100 "1"^^ . _:vb51207091 . _:vb51207098 . _:vb51207106 "0"^^ . _:vb51207090 . _:vb51207093 . _:vb51207103 . _:vb51207089 . _:vb51207092 . _:vb51207084 . _:vb51207088 . _:vb51207098 . _:vb51207095 . _:vb51207105 . _:vb51207101 . _:vb51207094 . _:vb51207096 . _:vb51207077 . _:vb51207089 . _:vb51207102 . . _:vb51207088 . _:vb51207087 . _:vb51207080 . _:vb51207091 . _:vb51207086 . _:vb51207101 . _:vb51207090 . _:vb51207103 . _:vb51207085 . _:vb51207102 . _:vb51207101 . _:vb51207084 . _:vb51207079 . _:vb51207100 . _:vb51207083 . _:vb51207077 "0"^^ . _:vb51207078 . _:vb51207103 . _:vb51207082 . _:vb51207078 "0"^^ . _:vb51207099 . "A Universe contextualizes a Unit Type by providing additional restriction characteristics. The class Universe covers both the GSIM 1.2 obects of Universe and Population, conflating them into a single class. A universe may be organized into hierarchical sub-universes. In addition to the standard name, label, and description, the universe may provide a generation code (how the universe is differentiated or split out from another universe), a definition of hierarchical sub-settings for the universe, and an attribute that indicates if the description of the universe is stated in terms of what the universe includes. DDI Lifecycle does not have a Population class as found in GSIM 1.2. It extends the definition of a Universe to include specification of time and geography in contextualizing a Unit Type. In GSIM 1.2 a Universe is a defined class of people, entities, events, or objects with no specification of time and geography, contextualizing a Unit Type. A Population refines a Universe by specifying time and/or geography." . _:vb51207084 . _:vb51207102 . _:vb51207081 . _:vb51207079 "0"^^ . "Universe" . _:vb51207097 . _:vb51207080 . _:vb51207104 . _:vb51207104 . _:vb51207096 . _:vb51207079 . _:vb51207105 . _:vb51207106 . _:vb51207094 . _:vb51207099 . _:vb51207081 "1"^^ . _:vb51207078 . _:vb51207093 . _:vb51207098 . _:vb51207077 . _:vb51207088 . _:vb51207105 . _:vb51207080 . _:vb51207104 . _:vb51207083 "1"^^ . . _:vb51207104 . _:vb51207081 . _:vb51207082 . _:vb51207085 "0"^^ . _:vb51207077 . _:vb51207086 "0"^^ . _:vb51207106 . _:vb51207090 . _:vb51207083 . _:vb51207085 . _:vb51207079 . _:vb51207106 . _:vb51207080 . _:vb51207103 . _:vb51207088 "1"^^ . _:vb51207078 . _:vb51207081 . _:vb51207091 . _:vb51207082 . _:vb51207083 . _:vb51207086 . _:vb51207084 . _:vb51207102 . _:vb51207089 "1"^^ . _:vb51207085 . _:vb51207090 "0"^^ . _:vb51207086 . _:vb51207096 . _:vb51207087 . _:vb51207101 . _:vb51207100 . _:vb51207077 . _:vb51207097 . _:vb51207092 "0"^^ . _:vb51207078 . _:vb51207079 . _:vb51207106 . _:vb51207096 . _:vb51207099 . _:vb51207097 . _:vb51207082 . _:vb51207098 .