<?xml version="1.0"?>
<?xml-stylesheet href="http://www.w3.org/2002/06/rdfs2html.xsl" type="application/xml"?>
<!DOCTYPE owl [
   <!ENTITY cobra "http://daml.umbc.edu/ontologies/cobra/0.4/">
   <!ENTITY rdf    "http://www.w3.org/1999/02/22-rdf-syntax-ns#">
   <!ENTITY rdfs   "http://www.w3.org/2000/01/rdf-schema#">
   <!ENTITY xsd    "http://www.w3.org/2001/XMLSchema#"> 
   <!ENTITY owl    "http://www.w3.org/2002/07/owl#"> 
   <!ENTITY doc   "http://daml.umbc.edu/ontologies/cobra/0.4/document#">
   <!ENTITY img   "http://daml.umbc.edu/ontologies/cobra/0.4/image-doc#">
   ]>
<!--
    Author: Harry Chen (mailto:harry.chen@umbc.edu)
            http://umbc.edu/~hchen4/

    Copyright 2003 Harry Chen, All Rights Reserved. 
 
    This work is licensed under the Creative Commons Attribution
    License. To view a copy of this license, visit 
    http://creativecommons.org/licenses/by/1.0/ or send a letter to
    Creative Commons, 559 Nathan Abbott Way, Stanford, California
    94305, USA.  
   
    CoBrA Web Site: 
      http://cobra.umbc.edu

    This version: 
      http://daml.umbc.edu/ontologies/cobra/0.4/image-doc

    Lastest version:
      http://daml.umbc.edu/ontologies/cobra/

    CVS Version: $Revision: 1.4 $, $Date: 2003/10/29 05:43:34 $
-->
<rdf:RDF  
   xmlns:rdf  = "&rdf;"
   xmlns:rdfs = "&rdfs;"
   xmlns:owl  = "&owl;"
   xmlns:xsd  = "&xsd;"
   xmlns:doc  = "&doc;"
   xmlns      = "&img;"
   xml:base   = "http://daml.umbc.edu/ontologies/cobra/0.4/image-doc">

  <owl:Ontology rdf:about="&cobra;image-doc">
    <owl:versionInfo>0.4</owl:versionInfo>
    <owl:imports rdf:resource="&cobra;document"/>
    <rdfs:label>CoBrA Ontology -- Image Document Ontology</rdfs:label>
    <rdfs:comment>
      This ontology defines concepts for describing digital image
      documents (e.g., pictures, logos, icons). 
    </rdfs:comment>
  </owl:Ontology>
  
  <owl:Class rdf:ID="ImageDocument">
    <rdfs:label>ImageDocument</rdfs:label>
    <rdfs:subClassOf rdf:resource="&doc;Document"/>
  </owl:Class>

  <owl:DatatypeProperty rdf:ID="resolutionWidthInPixel">
    <rdfs:label>resolutionWidthInPixel</rdfs:label>
    <rdfs:domain rdf:resource="#ImageDocument"/>
    <rdfs:range rdf:resource="&xsd;positiveInteger"/>
  </owl:DatatypeProperty>

  <owl:DatatypeProperty rdf:ID="resolutionHeightInPixel">
    <rdfs:label>resolutionHeightInPixel</rdfs:label>
    <rdfs:domain rdf:resource="#ImageDocument"/>
    <rdfs:range rdf:resource="&xsd;positiveInteger"/>
  </owl:DatatypeProperty>
  
  <owl:Class rdf:ID="Photo">
    <rdfs:label>Photo</rdfs:label>
    <rdfs:subClassOf rdf:resource="#ImageDocument"/>
  </owl:Class>

  <owl:Class rdf:ID="Icon">
    <rdfs:label>Icon</rdfs:label>
    <rdfs:subClassOf rdf:resource="#ImageDocument"/>
  </owl:Class>

  <owl:Class rdf:ID="Logo">
    <rdfs:label>Logo</rdfs:label>
    <rdfs:subClassOf rdf:resource="#ImageDocument"/>
  </owl:Class>

  <owl:Class rdf:ID="Banner">
    <rdfs:label>Banner</rdfs:label>
    <rdfs:subClassOf rdf:resource="#ImageDocument"/>
  </owl:Class>

</rdf:RDF>
