The Images Application Profile

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Contents

Introduction

This document describes a DC Application Profile for describing an images. The application profile is based on the IAP Model, which is in turn based on FRBR (see A Note about FRBR and Images for more detail. The model comprises 9 entities - Image, Manifestation, Copy, Agent, Object, Event, Place, Concept, Person.

Description of the Image

Identifier

http://purl.org/dc/elements/1.1/identifier

Definition: An unambiguous reference to the resource within a given context

   Example: Statement (
                   Property URI ( dc:identifier )
                   Literal Value String ( http://eprints.ucreative.ac.uk/archive/00001 )
                   Syntax Encoding Scheme URI ( dcterms:URI )
   )


EntityType

http://purl.org/dc/elements/1.1/type

Definition: the type nature or genre of the content of the resource

   Example: Statement (
               Property URI ( dc:type )
               Vocabulary Encoding Scheme URI ( image : EntityType )
               Value URI ( <http://purl.org/image/entityType/Image> )
   )

isDescribedBy

http://purl.org/image/terms/isDescribedBy

Definition: A pointer to a metadata record of the image that describes the image in more detail

Comment: Use this property to provide the URI of a local record that describes the content depicted in the digital image in more detail.

   Example: Statement (
               Property URI ( image:isDescribedBy )
               ResourceRef ( vra105 )
   )

isManifestAs

http://purl.org/image/terms/isManifestAs

Definition: A Manifestation of the described Image

Comment: Use this property to provide the URI of a Manifestation of the Image

   Example: Statement (
               Property URI ( image:isManifestAs )
               ResourceRef ( DCA3456 )
   )

isPartOf

http://purl.org/dc/terms/isPartOf

Definition: A related resource, typically an image collection, in which the described image is physically or logically included

Comment: This term is intended to be used with non-literal values as defined in the DCMI Abstract Model, so use a reference to point to the larger resource.

   Example: Statement (
               Property URI ( dc:isPartOf )
               Literal Value String ( “Design Council Slide Collection” )
   )

Title

http://purl.org/dc/elements/1.1/title

Definition: A name given to the Image

   Example: Statement (
               Property URI ( dc:title )
               Literal Value String ( “Empire Dress” )
   )

Description

http://purl.org/dc/elements/1.1/description

Definition: A free text account of the image and its content

   Example: Statement (
               Property URI ( dc:description )
               Value String ( An image of the Madagascan Tree Frog taken on a field trip to Madagascar in 2005 )
   )

Source

http://purl.org/dc/elements/1.1/source

Definition: A free text description of the image source

Comment: use this property only to describe a text based source of an image, e.g. a book, paper, magazine or journal. This field is not intended to describe analogue paintings, photographs and other three dimensional objects that makeup the content of an image. These can be described using appropriate subject fields.

   Example: Statement (
               Property URI ( dc:source )
               Value String ( " illustration taken from William Blake's 'Songs of Innocence and Experience' " )
   )

Subject

http://purl.org/dc/elements/1.1/subject

Definition: use this property to provide the academic subject area to which the Image belongs

   Example: Statement (
               Property URI ( dc:subject )
               Vocabulary Encoding Scheme URI ( http://www.hesa.ac.uk/index.php/content/view/894/263/ )
               Literal Value String ( “Maritime technology” )
   )

grantNumber

http://purl.org/image/terms/grantNumber

Definition: An Alpha numeric string identifying the funding grant under which the image was created.

   Example: Statement (
               Property URI ( image:grantNumber )
               Literal Value String ( “AGF6785” )
   )

Description of a Manifestation of the Image

identifier

http://purl.org/dc/elements/1.1/identifier

Definition: An unambiguous reference to the resource within a given context

   Example: Statement (
               Property URI ( dc:identifier )
               Literal Value String ( http://eprints.ucreative.ac.uk/archive/6574 )
   )


entityType

http://purl.org/dc/elements/1.1/type

Definition: the type nature or genre of the content of the resource

   Example: Statement (
               Property URI ( dc:type )
               Vocabulary Encoding Scheme URI ( image:EntityType )
               Value URI ( <http://purl.org/image/entityType/Manifestation> )
   )


Format

http://purl.org/dc/elements/1.1/format

Definition: a data element that designates the format name or description of the file format

Comment: values should be taken from a controlled vocabulary. It is permissible to list either proper format names or mime types

   Example: Statement (
               Property URI ( dc:format )
               Literal Value String ( TIFF )
   )


fileSize

http://www.loc.gov/standards/mix/

Definition: a data element that designates the size in bytes of the image file

Comment: the file size must record the number of bytes as provided by the system. Do not attempt to record the sizes in terms of KB, MB or other notation

   Example: Statement (
               Property URI ( mix:fileSize )
               Literal Value String ( 4578656 )
   )

imageHeight

http://www.loc.gov/standards/mix/

Definition: a data element that specifies the height of the digital image, i.e. horizontal or x dimension in pixels

   Example: Statement (
               Property URI ( mix:imageHeight )
               Literal Value String ( 1200 )


imageWidth

http://www.loc.gov/standards/mix/

Definition: a data element that specifies the width of the digital image, i.e. vertical or y dimension in pixels

   Example: Statement (
               Property URI ( mix:imageWidth )
               Literal Value String ( 1600 )
   )


dateCreation

http://purl.org/dc/terms/created

Definition: Date of creation of the resource.

Comment: ISO expressions of dates and times

   Example: Statement (
               Property URI ( dcterms:created)
               Literal Value String ( “2007-11-28” )
               Syntax Encoding Scheme URI ( dcterms:W3CDTF )
   )


colorSpace

http://www.loc.gov/standards/mix/

Definition: an element that designates the color model of the image data the medium of the analogue source material scanned to create the digital still image

   Example: Statement (
               Property URI ( mix:colorSpace )
               Literal Value String ( RGB )
   )


changeHistory

http://www.loc.gov/standards/mix

Definition: Change history metadata serves the function of documenting processes applied to image data over the life cycle of an image. These processes consist of either editing or transforming (migrating) the file.

Comment: This is a free text field which should be used to give a brief summary of different versions of an image

   Example: Statement (
               Property URI ( mix:changeHistory )
               Value String ( This uncompressed TIFF version was derived from the original camera RAW file, 
                              and has had no further image processing carried out on it )
   )

isAvailableAs

http://purl.org/image/terms/isAvailableAs

Definition: A resource that is an exemplar of the described Manifestation of the Image

Comment: Use this property to provide the URI of a copy of a Manifestation of the Image

   Example: Statement (
               Property URI ( image:isAvailableAs )
               Value URI ( 45632.jpg )
   )


Description of a Copy of the Manifestation of the Image

identifier

http://purl.org/dc/elements/1.1/identifier

Definition: An unambiguous reference to the resource within a given context

   Example: Statement (
               Property URI ( dc:identifier )
               Literal Value String ( http://eprints.ucreative.ac.uk/archive/6574 )
   )


entityType

http://purl.org/dc/elements/1.1/identifier

Definition: the type nature or genre of the content of the resource

   Example: Statement (
               Property URI ( dc:type )
               Vocabulary Encoding Scheme URI ( image:EntityType )
               Value URI ( <http://purl.org/image/entityType/Copy> )
   )


accessRights

http://purl.org/dc/terms/accessRights

Definition: Information about who can access the resource or an indication of its security status

    Example: Statement (
               Property URI ( dcterms:accessRights )
               Value URI ( http://purl.org/eprint/accessRights/OpenAccess )
    )


Rights

http://purl.org/dc/elements/1.1/rights

Definition: Information about rights held in and over the resource.

Comment: Typically, rights information includes a statement about various property rights associated with the resource, including intellectual property rights

   Example: Statement (
               Property URI ( dcterms:rights )
               Literal Value String (  “This image is available for personal educational and research purposes only, in accordance              
                                       with the terms of the Copyright, Designs and Patents Act (1988)”  )
   )


rightsHolder

http://purl.org/dc/terms/rightsHolder

Definition: A person or organization owning or managing rights over the resource.

   Example: Statement (
               Property URI ( dcterms:rightsHolder )
               Literal Value String ( © University College for the Creative Arts )
   )


dateAvailable

http://purl.org/dc/terms/available

Definition: Date (often a range) that the resource became or will become available.

Comment: ISO expressions of dates and times should be applied http://www.cl.cam.ac.uk/~mgk25/iso-time.html

   Example: Statement (
               Property URI ( dcterms:available )
               Literal Value String ( 2007-11-27 )
               Syntax Encoding Scheme URI ( dcterms:W3CDTF )


reproductionCost

http://purl.org/image/terms/reproductionCost

Definition: a monetary value associated with the commercial reproduction of the resource

   Example: Statement (
               Property URI ( image:reproductionCost )
               Literal Value String ( 50.00 GBP)

Description of an Agent

entityType

http://purl.org/dc/elements/1.1/type

Definition: the type nature or genre of the content of the resource

   Example: Statement (
               Property URI ( dc:type )
               Vocabulary Encoding Scheme URI ( image : EntityType )
               Value URI ( <http://purl.org/image/entityType/Agent> )
   )


Name

http://xmlns.com/foaf/0.1/name

Definition: a name for the agent (organisation)

Comment: In general use faof:family_name and faof:given_name for describing persons and foaf:name for describing organisations


   Example: Statement (
               Property URI ( foaf : name )
               Literal Value String ( “ University of York ” )
   )


Family name

http://xmlns.com/foaf/0.1/family_name

Definition: the family name for the agent (person)

Comment: In general use faof:family_name for describing persons and foaf:name for describing organisations

   Example: Statement(
               Property URI ( foaf : family_name )
               Literal Value String (  “Smith”  )
   )

Given name

http://xmlns.com/foaf/0.1/given_name

Definition: the given name for the agent (person)

Comment: In general use faof:family_name and faof:given_name for describing persons and foaf:name for describing organisations

   Example: Statement(
               Property URI ( foaf : given_name )
               Literal Value String (  “John”  )
   )

Homepage

http://xmlns.com/foaf/spec/#term_workplaceHomepage

Definition: the homepage of an organization.

   Example: Statement(
               Property URI ( foaf:workplaceHomepage )
               Value URI (  http://www.w3.org/ )
   )


Description of an Object of the Image

Object

http://www.ifla.org/VII/s13/frbr/frbr.pdf

Definition: The term for the object is the word, phrase, or group of characters used to name or designate the object (e.g., a building, a ship, etc.).

Comment: An object may be designated by more than one term, or by more than one form of the term.

   Example: Statement (
               Property URI ( frbr:object )
               Literal Value string ( “ Eiffel Tower ” )
   )

Description of a Place of the Image

Place

http://www.ifla.org/VII/s13/frbr/frbr.pdf

Definition: The term for the place is the word, phrase, or group of characters used to name or designate the place (e.g., London, St. Lawrence River, etc.).

Comment: A place may be designated by more than one term, or by more than one form of the term. Recommend using a controlled vocabulary such as TGN or equivalent for this term or where possible geo-spatial co-ordinate based notation.

   Example: 
       Place described as a bounding box
           Statement (
              Property URI ( frbr:place )
              Syntax Encoding Scheme URI (http://standards.iso.org/ittf/PubliclyAvailableStandards/ISO_19139_Schemas/gmd/extent.xsd#xscd(/element::EX_Extent)
              ValueString ( <gmd:EX_Extent xmlns:gmd=\”http://www.isotc211.org/2005/gmd\” 
                            xmlns:gco=\http://www.isotc211.org/2005/gco\ xmlns:xsi=\”http://www.w3.org/2001/XMLSchema-instance\”                        
                            xsi:schemaLocation=\"http://www.isotc211.org/2005/gmd   
                            http://standards.iso.org/ittf/PubliclyAvailableStandards/ISO_19139_Schemas/gmd/gmd.xsd\”>
                            <gmd:geographicElement>
                            <gmd:EX_GeographicBoundingBox>
                            <gmd:westBoundLongitude>
                            <gco:Decimal>-8.0</gco:Decimal>
                            </gmd:westBoundLongitude>
                            <gmd:eastBoundLongitude>
                            <gco:Decimal>-0.5</gco:Decimal>
                            </gmd:eastBoundLongitude>
                            <gmd:southBoundLatitude>
                            <gco:Decimal>54.5</gco:Decimal>
                            </gmd:southBoundLatitude>
                            <gmd:northBoundLatitude>
                            <gco:Decimal>61.0</gco:Decimal>
                            </gmd:northBoundLatitude>
                            </gmd:EX_GeographicBoundingBox>
                            </gmd:geographicElement>
                            </gmd:EX_Extent>)
   )
   Example:
       Place described using TGN
           Statement(
              Property URI ( frbr:place )
              Vocabulary Encoding Scheme ( TGN )
              Literal Value string ( “London” )
   )

Description of a Concept of the Image

Concept

http://www.ifla.org/VII/s13/frbr/frbr.pdf

Definition: The term for the concept is the word, phrase, or group of characters used to name or designate the concept (e.g., economics, existentialism, radioactivity, etc.).

Comment: A concept may be designated by more than one term, or by more than one form of the term.

   Example: Statement (
               Property URI ( frbr:concept )
               Literal Value string ( “existentialism” )
   )


Description of an Event of the Image

Event

http://www.ifla.org/VII/s13/frbr/frbr.pdf

Definition: The term for the event is the word, phrase, or group of characters used to name or designate the event (e.g., Battle of Hastings, Tour de France, etc.).

Comment: An event may be designated by more than one term, or by more than one form of the term.

   Example: Statement (
               Property URI ( frbr:event )
               Value string ( “Tour de France” )
   )

Description of a Person of the Image

Person

http://purl.org/image/terms/Person

Definition: the creator of the object depicted in the digital image (e.g. the painting, analogue photograph, diagram), or a person depicted in the image

Comment: this is the intellectual or artistic creator of an object or a person depicted in an image, as opposed to those organisations and people associated with an image in the Agent entity. ULAN is recommended as a source for renowned visual artist creators.

   Example: 
          A known Artist who created the analogue painting being described
            Statement (
               Property URI ( image:person )
               Vocabulary Encoding Scheme URI ( ULAN )
               Literal Value String ( “ Matisse, Henri ” )
   )
   Example: 
          A person depicted in the image
            Statement (
               Property URI ( image:person )
               Literal Value String ( “ Kennedy, John F.” )
   )