Pitney Bowes MapInfo Professional User Manual

Page 521

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Definition

Term

another region in very pale red (to indicate the
region has relatively few customers).

Map objects - points, lines, regions - that have been
shaded, using a pattern and/or color, according to

thematic shading

some point of information about the object, or
theme (population, size, annual rainfall, date, and
so forth).

The data values displayed on a thematic map. A
thematic variable can be a field or expression.

thematic variable

MapInfo Professional's original style legend that
allows you to display legends for thematic maps

theme legend

and graphs. MapInfo Professional automatically
creates a theme Legend Designer window for a
thematic map. Customize its display through the
Modify Thematic Map dialog box. See

What is a

Legend?

.

A tile server is an online server that contains a
collection of raster tile images that cover a place

tile server

on the earth. Tiles are organized in a row and /or
column grid fashion. There are multiple levels of
tiles, each level representing a different resolution
of data covering the same place on the earth. The
level determines the number of tiles (number of
rows and columns). Zooming in or out may change
the level of data. Panning may change the number
of tiles that are needed on the map.

MapInfo Professional windows that contain a variety
of buttons used to access tools and commands for

toolbars

mapping and drawing. There are four Toolbars: the
Standard Toolbar provides tools for commonly
performed tasks, the Main Toolbar provides primary
tools (for example, Zoom-in, Select, Info, etc.) and
the Drawing Toolbar contains all drawing tools. The
Tools Toolbar contains the Run MapBasic Program
and the Show/Hide MapBasic Window buttons.
Toolbars may be reshaped and hidden.

The process of converting coverage coordinates
from one coordinate system to another through

transformation

programmatic translation. The transformation of
CAD generated Cartesian coordinates into earth
coordinates is an example.

The process of removing X and Y coordinates from
records in a table or database. Can also describe

ungeocode

a table that has not been geocoded, such as an
ungeocoded table.

The United States National Grid for Spatial
Addressing (USNG) is a grid reference system that

United States National Grid

defines how to present Universal Transverse
Mercator(UTM) coordinates at various levels of

521

MapInfo Professional User Guide

Appendix E: Glossary of Terms

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