Gene Smith / 2008-05-01 00:00:00

com), the resources are photos.
tags
The keywords added by users are tags. Because tagging is open-ended, tags can be just
about any kind of term. They can be descriptions of the resource??™s subject matter, its
location, its intended use, a reminder, or something else entirely. They can be individual
words such as ???funny??? or phrases such as ???gift from mom.??? Different people have different
tagging patterns??”some people??™s tags are more expressive, while others are merely
descriptive. Tagging systems allow for??”and even encourage??”these differences.
Tags are essentially metadata about the resource. According to the National
Information Standards Organization (NISO), metadata is ???structured information that
describes, explains, locates, or otherwise makes it easier to retrieve, use, or manage
an information resource.??? In other words, tags are information about information. We??™ll
spend Chapter 4 talking about tags as metadata.
WHAT IS TAGGING? : HOW TAGGING WORKS 5
6 TAGGING: PEOPLE-POWERED METADATA FOR THE SOCIAL WEB
introducing Tag Clouds
a tag cloud is a method of presenting tags where the more frequently used tags are
emphasized??”usually in size or color.
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