Name:	ACM Computing Classification System
Publisher:	Association for Computing Machinery, Inc.
Type:	Taxonomy
Categories:	Computers
Description:	A classification system covering concepts and terminology pertinent to computing and information technology. It is primarily used to provide proper indexing and retrieval for publications by the ACM press, ACM’s Digital Library and other online resources and Computing Reviews. The full classification scheme involves three concepts the four-level tree General Terms, and implicit subject descriptors. Implicit Subject Descriptors (also called "Proper Noun Subject Descriptors") are names of products, systems, languages, and prominent people in the computing field, along with the category code under which they are classified.
Total Terms:	3214
Top Terms:	11
Preferred Terms:	3037
Non-Preferred Terms:	177
Relationships:
Levels:	4
Notation Scheme:	Yes
Notation Description:	Three letter-and-number-coded levels. The first-level nodes have letter designations (A through K). The second and third levels have combination letter-and-numerical designations. A fourth uncoded level contains subject descriptors.
Relationship Types:	Hierarchical
Notes Fields:	Other
Multilingual:	No
Languages:	English
Additional Information:	1472 generic and 1565 Proper Nouns are included in the number of preferred terms.
Revision Cycle:	Unknown
Last Updated:	1998
Formats:	Download - CSV/TXT, Download - Other, Public Website
Informational URL:	http://www.acm.org/class/1998/homepage.html
Online/Download URL:	http://www.acm.org/class/1998/TOP.html