Models, algorithms, and data that have been developed or approved by a source which has accurate technical knowledge of the entity or phenomenon to be modeled and its effects.[MSMP -- Chapter 4 Footnote]
ZiiModeli, amanani, kunye nogcino-lwazi oluvelisiweyo okanye oluvunyiweyo ngumthombo onolwazi lobuchule obuchanekileyo bento okanye ingqiqo ekuguneka imodeliwe kunye neempembelelo zayo.[MSMP -- Isahluko 4 Umbhalo emazantsi ephepha]