by visual resources association (vra) vra core categories

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by Visual Resources Association (VRA) VRA Core Categories

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Page 1: By Visual Resources Association (VRA) VRA CORE CATEGORIES

by Visual Resources Association (VRA)

VRA Core Categories

Page 2: By Visual Resources Association (VRA) VRA CORE CATEGORIES

Content: 17 Categories/elementsFeature:

a DC-like elements set for image collections focuses on visual resource community’s need heavy use of CDWA elements

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VRA Core 3.0http://www.vraweb.org/resources/datastandards/vracore3/index.html

Page 3: By Visual Resources Association (VRA) VRA CORE CATEGORIES

Record Type Type Title Measurements Material Technique Creator Date Location ID Number Style/Period Culture Subject Relation Description Source Rights

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VRA CORE CATEGORIES 3.0 17 elements

Discussion in class:

• Please mark those elements that DC has.

• Check the qualifiers at:

http://www.vraweb.org/resources/datastandards/vracore3/index.html

• 3. Discuss the elements that DC did not include.

Page 4: By Visual Resources Association (VRA) VRA CORE CATEGORIES

http://www.vraweb.org/projects/vracore4/index.html

Released 4/9/2007

VRA Core 4.0 changes have been made in order to make the Core XML-compliant.

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VRA Core 4.0

Page 5: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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Take an example: Specification for element “DATE”

what kinds of dates to

be described

values allowed

for date 'type'

attribute

how to

formu-late a date

mapping to

other schema

s

Is 'DATE' require

d ? repeat-able?

Element,sub-elements,

attributes

Page 6: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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(cont.) element “DATE”

How to encode dates

in XML

Page 7: By Visual Resources Association (VRA) VRA CORE CATEGORIES

<work id=""> <dateSet>

<display></display> <notes></notes> <date type=“ ”>

<earliestDate></earliestDate> <latestDate></latestDate>

</date> </dateSet>

</work>

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Syntax(using date element as example)

Page 8: By Visual Resources Association (VRA) VRA CORE CATEGORIES

<work id=""> <dateSet>

<display></display> <notes></notes> <date type=“ ”>

<earliestDate></earliestDate> <latestDate></latestDate>

</date> </dateSet>

</work>

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(cont.) Syntax(using date element as example)

Note: green colored are always optional.

Page 9: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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Display, Indexing, and Annotation

VRA Core XML schema provides each element with two separate subelements, display and notes, for display and annotation purposes respectively.

For display use, optional in the set

For indexing use, required in a set

Page 10: By Visual Resources Association (VRA) VRA CORE CATEGORIES

Work to workImage to Work Image to Collection or Work to Collection

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Relationships between records

Page 11: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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Elements changes in 4.0

Page 12: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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VRA Core 4.0 Elements OverviewVRA Core 4.0 Elements Overview

textbook p. 40

Page 13: By Visual Resources Association (VRA) VRA CORE CATEGORIES

• work, collection, or image (id) • agent

− attribution − culture − dates (type) earliestDate (circa) latestDate

(circa) − name (type) − role

• culturalContext • date (type) − earliestDate (circa) − latestDate (circa) • description • inscription

− author − position − text (type)

• location (type) − name (type) − refid (type)

• material (type) • measurements (type, unit) • relation (type, relids) • rights (type)

− rightsHolder − text

• source − name (type) − refid (type)

• stateEdition (count, num, type) − description − name

• stylePeriod • subject

− term (type) • technique • textref

− name (type) − refid (type)

• title ( type) • worktype

VRA Core 4.0 Elements, Sub-element, & Attributes

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Page 14: By Visual Resources Association (VRA) VRA CORE CATEGORIES

"Type" attribute's restricted values

14Full list available athttp://www.loc.gov/standards/vracore/VRA_Core4_Restricted_schema_type_values.pdf

used for describing this

values to be used

for this ele-men

t

Page 15: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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a part of a VRA Core record Go to: http://www.vraweb.org/projects/vracore4/example016.html to see the full record; click "xml" to see the record behind (next slide)

Page 16: By Visual Resources Association (VRA) VRA CORE CATEGORIES

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a part of a VRA Core XML record Go to: http://www.vraweb.org/projects/vracore4/example016.html Click "xml" (You may need to use Firefox to see this.)

exam this agentSet: Who is the

agent? What is his birth and

death year? Is he an

American? Is he a

painter or an

architect?

What do these dates tell us?

Are they about the artist or about this

statue?

Page 17: By Visual Resources Association (VRA) VRA CORE CATEGORIES

Schemas: http://www.loc.gov/standards/vracore/schemas.html

Examples: http://www.vraweb.org/projects/vracore4/vracore_examples.html

VRA Core 4.0 References

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