17 Sep 2003
CS 6210 – Module 6
5
¡ Automatic – Keyword indices
¡ Manual – Written by an individual
¡ Semi-Automatic – Tool for controlled vocabulary
Creation
¡ Collection
¡ Item / subitem
Level
¡ Controlled – MARC
¡ Uncontrolled – Free text
Semantics /
Structure
¡ Static – Title, creation date
¡ Dynamic – User access / transaction logs
Status
¡ Lay metadata – Personal filing systems
¡ Expert metadata – MARC records
Nature
¡ Internal – File name, parameters for digitization
¡ External – Rights, cataloging records
Source
Characteristic
Attribute
Adapted from Baca (1998)
These key factors influence all other aspects
(source ócreation)
• Can you think of other relationships?
Metadata attributes