Help:Glossary

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This page contains a glossary of terms commonly used in XMS. Many of these terms have usage specific to XMS and may or may not coincide with how these terms are used elsewhere.

A

arc
sequences of line segments or edges, which are grouped together as a single "polyline" entity.

B

C

coverage
groups of feature objects in the Map module.

E

F

feature object
patterned after Geographic Information Systems (GIS) objects and include points, nodes, arcs, and polygons.

G

H

I

J

K

L

M

N

node
define the beginning and ending XY locations of an arc.

O

P

point
XY locations that are not attached to an arc.
polygon
a group of connected arcs that form a closed loop.

Q

R

S

T

U

V

vertex
XY locations along arcs in between the beginning and ending nodes.

W

X

Y

Z