Pitney Bowes MapInfo Professional User Manual

Page 503

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Definition

Term

convention the X-axis is horizontal, the Y-axis is
vertical.

A type of thematic map that displays a bar chart of
thematic variables for each record in a table from
which the map is based.

bar chart

Usually the dominant or underlying layer in a given
map. (These are typically the data layers that Pitney

base map

Bowes Software Inc. offers as ready products.)
Users usually layer their own data on top of these
base maps or use these base maps to geocode or
to make new layers. Examples are joining industry
data to postal code boundaries for analysis and
then combining arrangements of the postal codes
into new territory layers.

A permanent table, which is part of a map, as
opposed to a query table, which is temporary. You

base table

can edit the contents of base tables, and you can
change their structure (by editing, deleting,
reordering columns and adding or deleting graphic
objects).

A screen image displayed as an array of dots or
bits. Software usually generates either bit-mapped

Bitmap

(raster) or object-oriented (vectored) files. MapInfo
Professional can work with both.

In GIS a boundary is a region on a map enclosed
by a border. Cambria County, Manitoba, and

boundary region

Argentina would all be represented as boundaries
on a map. Note that a single boundary could
encompass several polygons. Thus, Indonesia is
a single boundary but consists of many polygons.

The Boundary Select button allows you to access
the Boundary Select tool. Use the Boundary Select

Boundary Select button

Tool to search for and choose all the objects within
a given region, such as a state or county boundary,
a police patrol district, a sales territory, and so forth.

A window for viewing a table (or database,
spreadsheet or text file) in tabular form.

browser

A type of proximity analysis where areas or zones
of a given distance are generated around selected

buffer

map objects. Buffers are user-defined or can be
generated for a set of objects based on those
objects' attribute values. The resulting buffer zones
form region objects representing the area that is
within the specified buffer distance from the object.

A map set used to graphically define the cadastre
or land ownership in a given area. A tax map is an

cadastral

example of a cadastral map. The land registration,

503

MapInfo Professional User Guide

Appendix E: Glossary of Terms

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