If you have picked a camera, how do you find it again?
How would you search for this photo? No face recognition could recognize this. (close up of procuitto)
Tagging by users on facebook is used to indicate things I should see, not really fotos of me.
Pinterest boards add metadata, but how does it match what the company needs?
Olivia’s is where I ate it.
Pandora is the world’s greatest work for IA (IMO) is their music genome. It’s a recommendation engine made of professionally crafted metadata. Features of this track is metadata determined by musicians
When netflix when to improve their algorithm, they went the same way as pandora, using meteadata. (the last screen shot is an april 1st one)
Tagging by users on facebook is used to indicate things I should see, not really potos of me.
What is this site? Is this a better representation of amazon than the navigation? (Hit next) Which navigation tells the story of amazon?Can users do a better job than IA’s?
Information Architecture Fundamentals
The structural design of an information
space to facilitate task completion and
intuitive access to content.
Information Architecture for the World-Wide Web Louis Rosenfeld & Peter Morville
“metadata is data about data"
“Metadata tags are used to describe documents, pages,
images, software, video and audio files, and other content
objects for the purposes of improved navigation and
‘Information Architecture for the World Wide Web’, 2nd ed., (2002) Rosenfeld, L. &
But computers are
And need help
Let’s give them “Reggae” and
The IA can’t
always be there…
Thus Controlled vocabularies (CV)
Amy Warner defines a controlled vocabulary (CV)
as “organized lists of words and phrases, or
notation systems, that are used to initially tag
content, and then to find it through navigation or
I define them as
Documented relationships of words and
concepts to assist people finding stuff.
Winter Holidays >
Tree | Santa
• Simplest type
• Helps with search, indexing
• Simplifies maintenance
Synonym rings include
• Acronyms: BBC, British Broadcasting
Company; MPG, miles per gallon
• Variant spellings: cancelled, canceled; honor,
• Scientific terms versus popular use terms:
acetylsalicylic acid, aspirin; lilioceris, lily
– From Synonym Rings and Authority Files
by Karl Fast, Fred Leise and Mike Steckel
• Sometimes on
intranets, CV’s are
• You think you can force
people to use proper
• But people are lazy
I’m tired of typing “Controlled
Vocabulary--- CV is shorter.
• On the internet you want to
• Plus users use short
– Average queries are 2.5
words– 30% of searches are
one word queries
On large scale sites, there is
enough data to do this
programmatically, but on small
I want a cannon camera.
• Cadillac of Controlled Vocabularies
• Includes associative relationships