Glossary

Contents:	Top - 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

ADT

Architectural Desktop

B

B-Rep

Boundary Representation

C

CAAD

Computer Aided Architectural Design

CAD

Computer Aided Design

CRS

coordinate reference system

CSG

Constructive Solid Geometry

D

DDS

Data Design System

DXF

Data Exchange Format, File Format

F

FM

Facility Management

FZK

Forschungszentrum Karlsruhe

G

GIS

Geographic Information System

GML

Geography Markup Language [1]

GUID

Global Unique Identifier

H

HTML

Hypertext Markup Language

HVAC

Heating, Ventilation, Air Conditioning

I

IAI

International Alliance for Interoperability

IFC

Industry Foundation Classes

IGES

Initial Graphics Exchange Specification, File Format

K

KML

Keyhole Markup Language [2]

L

Latitude

Degrees difference North or South from the Equator.

LoD

Level of Detail

Longitude

Degrees difference East or West from Greenwich, England.

N

NIST

National Institute of Standards and Technology

O

Orthophoto

A photograph that has been processed to have a uniform-scale.

P

PDM

Product Data Model

S

script

A prerecorded series of view changes and text display that can be run from within World Wind.

SRTM

Shuttle Radar Topography Mission.

Surface Data

See dataset.

SVS

Scientific Visualization Studio

T

tile

An image from a dataset. World Wind downloads datasets one tile at a time.

Topographic

Graphic representation of the surface features of an area.

U

USGS

U.S. Geological Survey

W

WMS

Web Map Server is a specification by the Open Geospatial Consortium. See WMS Browser for usage details in World Wind.

WWC

World Wind Central

Contents:	Top - 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z