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PICS Rating Vocabularies in XML/RDF

W3C NOTE 27 March 2000
http://www.w3.org/TR/2000/NOTE-rdf-pics-20000327

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XML/RDF�ł�PICS���C�e�����O�{�L���u����

2000�N3��27���@W3C�m�[�g

���̔�:
http://www.w3.org/TR/2000/NOTE-rdf-pics-20000327
�ŐV���J��:
http://www.w3.org/TR/rdf-pics
�ҏW��:
Dan Brickley <danbri@w3.org>
Ralph R. Swick <swick@w3.org>

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PICS�iPlatform for Internet Content Selection�G�C���^�[�l�b�g�R���e���c�I���̂��߂̃v���b�g�t�H�[���j [PICS96], [PICSSYS96] �Ƃ́A���^�f�[�^�iPICS�́h���x���h�j�ƃC���^�[�l�b�g�̃R���e���c���֘A�t���邽�߂̃V�X�e���̂��Ƃł���B PICS�́A�Ɨ������O���[�v���l�[�~���O�R���t���N�g�i���̂̏Փˁj���N�������ƂȂ����^�f�[�^�{�L���u�������J�����邱�Ƃ̂ł��郁�J�j�Y����񋟂���BPICS���x���̃V���^�b�N�X�͔��ɊȌ��ŁAXML��XSL�Ȃǂ̂悤�Ȍ�ɐ�����Web�Z�p���g�p���Ȃ��BRDF�iResource Description Framework;���\�[�X�L�q�t���[�����[�N�j [RDF99] [RDFSCHEMA00]�́APICS������ʓI�ȃ��^�f�[�^�����L���ȕ\���ŕ\�����߂̃��f����񋟂��AXML�V���^�b�N�X���g�p����BRDF�̖ڕW�́APICS���^�f�[�^��RDF�`���ɋ@�B�ϊ��ł���悤�ɂ���A�Ƃ������̂ł������B�{���ł�PICS����XML/RDF�ւ̃}�b�s���O�ɂ‚��ďq�ׂ�B

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�v���g�^�C�v��PICS/RDF�X�L�[�}

����́ARDF�X�L�[�}���� [RDFSCHEMA00]���g�p����PICS�X�L�[�}���ǂ̂悤�ɕ\���ł��邩�Ƃ������Ƃ���������Ƃł���A�i�s���ł���B���̃}�b�s���O���ŏI�I�Ȃ��̂��Ƃ݂Ȃ��ׂ��ł͂Ȃ��B�‚܂�A���̕\�����”\���Ƃ������Ƃł���B

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1. PICS-1.1 ���x���{�L���u����

PICS-1.1�̃��x���ɕ\�����{�L���u�����́A���C�e�B���O��񋟂���T�[�r�X�̋L�q�A���C�e�B���O���ڑ����郁�J�j�Y������������K�v�̂���f�[�^�A���C�e�B���O���g�̋L�q�A�����āA�Ώۃ��\�[�X�̋L�q�������肠�������̂ł���B�g�����X�|�[�g���J�j�Y��(error, for)�Ɋ֘A����{�L���u�����͂����ɂ͊܂܂�Ă��Ȃ��Bgeneric�L�[���[�h��aboutURIPrefix���J�j�Y���ŏ��������B�^���𓾂��Ă��Ȃ���‚�PICS-1.1�̃I�v�V����(signature-RSA-MD5��MIC-MD5)�͖{�{�L���u��������ȗ�����Ă���B

RDF/XML�t���O�����g�ɂ����ĕ\������Ă���ȉ��̃V���^�b�N�X�ł́ARDF���f���ƃV���^�b�N�X�̃l�[����Ԃ͐ړ��� rdf:���g�p���ė��p�”\�ł���ARDF�X�L�[�}�̃l�[����Ԃ͌��݃f�t�H���g��XML�l�[����Ԃł��邱�Ƃ�O��Ƃ��Ă���B

1.1. �����̃v���p�e�B

PICS�́hat�h�I�v�V�����́A�i�t������镶���ƃ��C�e�B���O�E�X�e�[�g�����g�Ԃł̍��ʂ̊֌W�ł���B�]���āA�i��̉����ꂽ�j���C�e�B���O�E�X�e�[�g�����g�̃v���p�e�B�Ƃ��č쐬�����B

  <rdf:Property ID="at"
    comment="The last modification date of the
    subject resource at the time the rating was assigned">
    <domain rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
  </rdf:Property>

1.2. ���x���̃I�v�V����

���C�e�B���O�T�[�r�XURI�́A���x���̃\�[�X�����ʂ���BPICS-1.1�ł́A���C�e�B���O�V�X�e���i���C�e�B���O�{�L���u�����j�́A�T�[�r�XURI�̃T�[�r�X�L�q���Ŏ��ʂ����BPICS/RDF�ł́A���C�e�B���O�{�L���u�����͓Ǝ��̃X�L�[�}�i�ƃl�[����Ԃ̖��O�j�Ŏ��ʂ����K�v������B���̂��߁AratingService�v���p�e�B�̓X�e�[�g�����g�̃\�[�X�����ʂ��邽�߂����Ɏg�p�����B����́AratingService���X�e�[�g�����g�� �R���e���c�ɑ΂��Ăǂ̂悤�ȐӔC������̂��Ɋւ���Z�}���e�B�b�N�̖��������ł���B

  <rdf:Property ID="ratingService"
    comment="The service from whom this rating was received.">
    <domain rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
  </rdf:Property>

�c��̃��x���I�v�V�����̓��C�e�B���O�E�X�e�[�g�����g���g�̑��̃v���p�e�B�����ʂ���B

  <rdf:Property ID="by"
    comment="An identifier for the person or entity within the rating service
             who was responsible for creating this particular rating.">
    <domain rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
  </rdf:Property>

  <rdf:Property ID="on"
    comment="The date on which this rating was issued.">
    <domain rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
  </rdf:Property>

�܂��APICS��'until' ���x���I�v�V������'exp'�Ə������Ƃ��ł���B���̓��`���\������̂� subPropertyOf���g�p�ł����B�������APICS�̈ȉ��\���ł͂�������ׂč폜����B

  <rdf:Property ID="until"
    comment="The date on which this rating expires.">
    <domain rdf:resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Statement"/>
  </rdf:Property>

1.3. ���̑��̏��

�X�e�[�g�����g�̏W���ɂ͈ȉ��̓�‚̃v���p�e�B���܂߂邱�Ƃ��ł���B

  <rdf:Property ID="comment"
    comment="Information for humans who may see the label; no associated semantics.">
    <domain
     rdf:resource="http://www.w3.org/2000/01/rdf-schema#Container"/>
  </rdf:Property>

'completeLabel'�v���p�e�B�́A�i�܂��j���S�ȃ��x���E���\�[�X�̃R���e���c�Œu���������Ă��Ȃ��R���e�i��ł̂ݕ\�������B���S�ȃ��x�����g�p�����ƌ��̏W���̃X�e�[�g�����g�̓f�[�^�x�[�X�����������A���S�ȃ��x�����\�[�X�̃X�e�[�g�����g���t�������B

  <rdf:Property ID="completeLabel"
    comment="A complete label that can be used in place of the current one.">
    <domain
     rdf:resource="http://www.w3.org/2000/01/rdf-schema#Container"/>
  </rdf:Property>

2. PICS-1.1 ���C�e�B���O�T�[�r�X�L�q�{�L���u����

PICS ���C�e�B���O�T�[�r�X�L�q�́A��{�I�ɂ̓X�L�[�}�ł���BPICS-1.1�Ŏg�p�����{�L���u�����̒��ɂ�RDF�X�L�[�}�{�L���u�����ɒ��ځA�ϊ�������̂�����B�ȉ���PICS��RDF�\���ł́A���C�e�B���O�V�X�e���̓��C�e�B���O�T�[�r�X�̈ꕔ�Ƃ��Ăł͂Ȃ��A�i���C�e�B���O�T�[�r�X�Ƃ́j�ʁX�Ɏw�肳���B

  <rdf:Property ID="ratingService"
    comment="A document describing the rating service in human-readable terms."/>

  <rdf:Property ID="icon"
    comment="A graphic associated with the rating service or with a
    specific rating property."/>

�ȉ��̃v���p�e�B�����C�e�B���O�V�X�e���X�L�[�}���Ŏg�p���ăX�L�[�}�ƃv���p�e�B�����̒��ɋL�q����B

  <rdf:Property ID="name"
    comment="The name of the rating system."/>

  <rdf:Property ID="description"
    comment="A human-readable description of the rating system."/>

  <rdf:Property ID="minimum"
    comment="The minimum numeric value permitted."/>

  <rdf:Property ID="maximum"
    comment="The maximum numeric value permitted."/>

  <Class rdf:ID="Integer"
    comment="Integer numbers."/>

  <Class rdf:ID="Encoding"
    comment="A value with a label"/>

  <Class rdf:ID="Multivalue">
    <subClassOf resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Bag"/>
    <!-- used as the range of properties that can take either a singleton or a Bag as their value -->
  </Class>

  <Class rdf:ID="Multiordered">
    <subClassOf resource="http://www.w3.org/1999/02/22-rdf-syntax-ns#Seq"/>
    <!-- used as the range of properties that can take either a singleton or a Seq as their value -->
  </Class>

'Categories'��transmit-as�v���p�e�B�͒P�Ȃ�v���p�e�B���ł���B�J�e�S������RDF label�v���p�e�B�ł���B

3. PICS���C�e�B���O�V�X�e���̎���

"Good Clean Fun" ���C�e�B���O�V�X�e���̗��RDF/XML�ňȉ��̗l�ɏ������Ƃ��ł���B


  <!-- This=http://www.gcf.org/ratings -->

  <Description
    xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:s="http://www.w3.org/2000/01/rdf-schema#"
    xmlns:p="http://www.w3.org/TR/WD-pics2.0#"
    about="">

    <p:icon rdf:resource="icons/gcf.gif"/>
    <p:name>The Good Clean Fun Rating System</p:name>
    <p:description>Everything you ever wanted to know about soap, cleaners, and
      related products.  For demonstration purposes only.</p:description>
  </Description>

  <Property ID="suds"
    s:label="Soapsuds Index"
    p:minimum="0.0"
    p:maximum="1.0"/>

  <Property ID="density"
    s:label="suds density">
    <s:range rdf:resource="#DensityValue"/>
  </Property>

  <Bag ID="DensityValue">
    <li>
      <p:Encoding
        rdf:value="0"
        s:label="none">
        <p:icon rdf:resource="icons/none.gif"/>
      </p:Encoding>
    </li>
    <li>
      <p:Encoding
        rdf:value="1"
        s:label="lots">
        <p:icon rdf:resource="icons/lots.gif"/>
      </p:Encoding>
    </li>
  </Bag>

  <Property ID="subject"
    s:label="document subject">
    <s:range rdf:resource="#SubjectValue">
  </Property>

  <p:Multivalue rdf:ID="SubjectValue">
    <li>
      <p:Encoding
        rdf:value="0"
        s:label="soap"/>
    </li>
    <li>
      <p:Encoding
        rdf:value="1"
        s:label="water"/>
    </li>
    <li>
      <p:Encoding
        rdf:value="2"
        s:label="soapdish"/>
    </li>
  </p:Multivalue>

  <Property ID="color"
    s:label="picture color">
    <s:range resource="#ColorValue">
  </Property>

  <s:Class rdf:ID="ColorValue"/>

  <Property ID="hue"
    s:label="hue">
    <s:domain rdf:resource="#ColorValue"/>
    <s:range rdf:resource="#HueValue"/>
  </Property>

  <p:Multivalue rdf:ID="HueValue">
    <li>
      <p:Encoding
        rdf:value="0"
        s:label="blue"/>
    </li>
    <li>
      <p:Encoding
        rdf:value="1"
        s:label="red"/>
    </li>
    <li>
      <p:Encoding
        rdf:value="2"
        s:label="green"/>
    </li>
  </p:Multivalue>

  <Property ID="intensity">
    <s:domain rdf:resource="#ColorValue"/>
    <s:range rdf:resource="http://www.w3.org/TR/WD-pics2.0#Integer"/>
    <p:minimum>0</p:minimum>
    <p:maximum>255</p:maximum>
  </Property>

4. �Q�l����

[PICS96]
PICS���x���z�z�A���x���̎d�l�ƒʐM�v���g�R�� Version 1.1, W3C Recommendation 31-October-96,http://www.w3.org/TR/REC-PICS-labels-961031�@�i�a�󒍁G�a��ł͂�����j

[PICSSYS96]
���C�e�B���O�T�[�r�X�ƃ��C�e�B���O�V�X�e�� �i����т��̃}�V���Ǎ��”\�ȋL�q�jVersion 1.1, W3C Recommendation 31-October-96,http://www.w3.org/TR/REC-PICS-services-961031�@�i�a�󒍁G�a��ł͂�����j

[RDF99]
Resource Description Framework (RDF) Model and Syntax Specification, W3C Recommendation, 22 February 1999,http://www.w3.org/TR/1999/REC-rdf-syntax-19990222�@�i�a�󒍁G�a��ł͂�����j

[RDFSCHEMA00]
Resource Description Framework (RDF) Schema Specification�@�i�a�󒍁G�a��ł͂�����j,

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Brickley, Swick
$����: 2000/03/27 20:33:09 $