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Health Informatics Glossary
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GCPI - Geographic
Practice Cost Index, and expense adjustment required by Medicare law
to reflect local differences in practice costs. See
CMS
Gigabyte - A
semi-ambiguous multiple of the unit Megabyte. Depending upon the
context, a gigabyte is 1,000 megabytes (IEEE and ISO digital
standards) or 1,024 megabytes (memory circuits with a binary
architecture). As the variance is small, and as the international
electronic standards community has shown no discipline for sorting
\out the binary v. digital distinction, the term "kilobyte" is
ambiguously employed in dissimilar contexts as if it refers to the
same quantity. See
Kilobyte,
Megabyte
GIS - Geographical
Information System.
GNU - A recursive
acronym for GNU's not UNIX,
a free software operating system produced and maintained by the
Free Software Foundation.
See
FOSS,
Free Software,
Linux,
Open Source
top
GPL - The
GNU
General Public
License, a type of Open Source license with a theoretically
inescapable mandatory redistribution clause.
See
FOSS,
Free Software,
Linux,
Open Source
GPS - Global
Positional System.
Grid Computing - Grid computing (or the
use of a computational grid) is applying the resources of many
computers in a network to a single problem at the same time - usually
to a scientific or technical problem that requires a great number of
computer processing cycles or access to large amounts of data.
See
caBIG,
Cloud Computing,
SaaS
GSM - The Groupe Spécial Mobile (GSM)
Association is an industry trade organization of mobile phone
carriers and manufacturers. More than 80% of the cell phones in
the world use the GSM standard. Domestically, AT&T and T-Mobile use
GSM. See
CDMA,
SMS
GUI -
("goo-ee") Graphical User Interface, a method
of interacting with a computer through visual elements such as
icons, windows, and other images, generally using a mouse or a
touchscreen. Invented at Xerox PARC. See
Icon,
Mouse,
PARC,
Touchscreen
Guideline - An agreed
set of rules or steps which guide the management of a clinical
condition. Also known as "Clinical Guidelines."
See
Algorithm,
Care Pathway,
Protocol
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