Postmodernism describes both an era and a broad movement that developed in the late-20th century across philosophy, the arts, architecture, and criticism which marked a departure from modernism.
DTAH: duToit Allsopp Hillier (Canadian architectural firm) DTAH: Dessins Techniques pour l'AmÃ©nagement de l'Habitat (French: Technical Drawings for the Development of Housing)
There is no universal usage of the terms digital elevation model (DEM), digital terrain model (DTM) and digital surface model (DSM) in scientific literature. In most cases the term digital surface model represents the earth's surface and includes all objects on it.